static int handle_config(const char *key, const char *value, void *cb)
{
const char *name;
const char *subkey;
struct remote *remote;
struct branch *branch;
if (!prefixcmp(key, "branch.")) {
name = key + 7;
subkey = strrchr(name, '.');
if (!subkey)
return 0;
branch = make_branch(name, subkey - name);
if (!strcmp(subkey, ".remote")) {
if (!value)
return config_error_nonbool(key);
branch->remote_name = xstrdup(value);
if (branch == current_branch)
default_remote_name = branch->remote_name;
} else if (!strcmp(subkey, ".merge")) {
if (!value)
return config_error_nonbool(key);
add_merge(branch, xstrdup(value));
}
return 0;
}
if (!prefixcmp(key, "url.")) {
struct rewrite *rewrite;
name = key + 4;
subkey = strrchr(name, '.');
if (!subkey)
return 0;
rewrite = make_rewrite(name, subkey - name);
if (!strcmp(subkey, ".insteadof")) {
if (!value)
return config_error_nonbool(key);
add_instead_of(rewrite, xstrdup(value));
}
}
if (prefixcmp(key, "remote."))
return 0;
name = key + 7;
if (*name == '/') {
warning("Config remote shorthand cannot begin with '/': %s",
name);
return 0;
}
subkey = strrchr(name, '.');
if (!subkey)
return error("Config with no key for remote %s", name);
remote = make_remote(name, subkey - name);
remote->origin = REMOTE_CONFIG;
if (!strcmp(subkey, ".mirror"))
remote->mirror = git_config_bool(key, value);
else if (!strcmp(subkey, ".skipdefaultupdate"))
remote->skip_default_update = git_config_bool(key, value);
else if (!strcmp(subkey, ".url")) {
const char *v;
if (git_config_string(&v, key, value))
return -1;
add_url(remote, v);
} else if (!strcmp(subkey, ".push")) {
const char *v;
if (git_config_string(&v, key, value))
return -1;
add_push_refspec(remote, v);
} else if (!strcmp(subkey, ".fetch")) {
const char *v;
if (git_config_string(&v, key, value))
return -1;
add_fetch_refspec(remote, v);
} else if (!strcmp(subkey, ".receivepack")) {
const char *v;
if (git_config_string(&v, key, value))
return -1;
if (!remote->receivepack)
remote->receivepack = v;
else
error("more than one receivepack given, using the first");
} else if (!strcmp(subkey, ".uploadpack")) {
const char *v;
if (git_config_string(&v, key, value))
return -1;
if (!remote->uploadpack)
remote->uploadpack = v;
else
error("more than one uploadpack given, using the first");
} else if (!strcmp(subkey, ".tagopt")) {
if (!strcmp(value, "--no-tags"))
remote->fetch_tags = -1;
} else if (!strcmp(subkey, ".proxy")) {
return git_config_string((const char **)&remote->http_proxy,
key, value);
}
return 0;
}
void wt_status_print(struct wt_status *s)
{
const char *branch_color = color(WT_STATUS_HEADER, s);
if (s->branch) {
const char *on_what = "On branch ";
const char *branch_name = s->branch;
if (!prefixcmp(branch_name, "refs/heads/"))
branch_name += 11;
else if (!strcmp(branch_name, "HEAD")) {
branch_name = "";
branch_color = color(WT_STATUS_NOBRANCH, s);
on_what = "Not currently on any branch.";
}
color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "# ");
color_fprintf_ln(s->fp, branch_color, "%s%s", on_what, branch_name);
if (!s->is_initial)
wt_status_print_tracking(s);
}
if (s->is_initial) {
color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "# Initial commit");
color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
}
wt_status_print_updated(s);
wt_status_print_unmerged(s);
wt_status_print_changed(s);
if (s->submodule_summary &&
(!s->ignore_submodule_arg ||
strcmp(s->ignore_submodule_arg, "all"))) {
wt_status_print_submodule_summary(s, 0); /* staged */
wt_status_print_submodule_summary(s, 1); /* unstaged */
}
if (s->show_untracked_files) {
wt_status_print_other(s, &s->untracked, "Untracked", "add");
if (s->show_ignored_files)
wt_status_print_other(s, &s->ignored, "Ignored", "add -f");
} else if (s->commitable)
fprintf(s->fp, "# Untracked files not listed%s\n",
advice_status_hints
? " (use -u option to show untracked files)" : "");
if (s->verbose)
wt_status_print_verbose(s);
if (!s->commitable) {
if (s->amend)
fprintf(s->fp, "# No changes\n");
else if (s->nowarn)
; /* nothing */
else if (s->workdir_dirty)
printf("no changes added to commit%s\n",
advice_status_hints
? " (use \"git add\" and/or \"git commit -a\")" : "");
else if (s->untracked.nr)
printf("nothing added to commit but untracked files present%s\n",
advice_status_hints
? " (use \"git add\" to track)" : "");
else if (s->is_initial)
printf("nothing to commit%s\n", advice_status_hints
? " (create/copy files and use \"git add\" to track)" : "");
else if (!s->show_untracked_files)
printf("nothing to commit%s\n", advice_status_hints
? " (use -u to show untracked files)" : "");
else
printf("nothing to commit%s\n", advice_status_hints
? " (working directory clean)" : "");
}
}
/* Wants: mode request key */
static enum status_code
option_bind_command(int argc, const char *argv[])
{
struct key key[1];
size_t keys = 0;
enum request request;
struct keymap *keymap;
const char *key_arg;
if (argc < 3)
return error("Invalid key binding: bind keymap key action");
if (!(keymap = get_keymap(argv[0], strlen(argv[0])))) {
if (!strcmp(argv[0], "branch"))
keymap = get_keymap("refs", strlen("refs"));
if (!keymap)
return error("Unknown key map: %s", argv[0]);
}
for (keys = 0, key_arg = argv[1]; *key_arg && keys < ARRAY_SIZE(key); keys++) {
enum status_code code = get_key_value(&key_arg, &key[keys]);
if (code != SUCCESS)
return code;
}
if (*key_arg && keys == ARRAY_SIZE(key))
return error("Except for <Esc> combos only one key is allowed "
"in key combos: %s", argv[1]);
request = get_request(argv[2]);
if (request == REQ_UNKNOWN) {
static const char *obsolete[][2] = {
{ "view-branch", "view-refs" },
};
static const char *toggles[][2] = {
{ "diff-context-down", "diff-context" },
{ "diff-context-up", "diff-context" },
{ "stage-next", ":/^@@" },
{ "toggle-author", "author" },
{ "toggle-changes", "show-changes" },
{ "toggle-commit-order", "show-commit-order" },
{ "toggle-date", "date" },
{ "toggle-files", "file-filter" },
{ "toggle-file-filter", "file-filter" },
{ "toggle-file-size", "file-size" },
{ "toggle-filename", "filename" },
{ "toggle-graphic", "show-graphic" },
{ "toggle-id", "id" },
{ "toggle-ignore-space", "show-ignore-space" },
{ "toggle-lineno", "line-number" },
{ "toggle-refs", "commit-title-refs" },
{ "toggle-rev-graph", "commit-title-graph" },
{ "toggle-show-changes", "show-changes" },
{ "toggle-sort-field", "sort-field" },
{ "toggle-sort-order", "sort-order" },
{ "toggle-title-overflow", "commit-title-overflow" },
{ "toggle-untracked-dirs", "status-untracked-dirs" },
{ "toggle-vertical-split", "show-vertical-split" },
};
int alias;
alias = find_remapped(obsolete, ARRAY_SIZE(obsolete), argv[2]);
if (alias != -1) {
const char *action = obsolete[alias][1];
add_keybinding(keymap, get_request(action), key, keys);
return error("%s has been renamed to %s",
obsolete[alias][0], action);
}
alias = find_remapped(toggles, ARRAY_SIZE(toggles), argv[2]);
if (alias != -1) {
const char *action = toggles[alias][0];
const char *arg = prefixcmp(action, "diff-context-")
? NULL : (strstr(action, "-down") ? "-1" : "+1");
const char *mapped = toggles[alias][1];
const char *toggle[] = { ":toggle", mapped, arg, NULL};
const char *other[] = { mapped, NULL };
const char **prompt = *mapped == ':' ? other : toggle;
enum status_code code = add_run_request(keymap, key, keys, prompt);
if (code == SUCCESS)
code = error("%s has been replaced by `%s%s%s%s'",
action, prompt == other ? mapped : ":toggle ",
prompt == other ? "" : mapped,
arg ? " " : "", arg ? arg : "");
return code;
}
}
if (request == REQ_UNKNOWN)
return add_run_request(keymap, key, keys, argv + 2);
return add_keybinding(keymap, request, key, keys);
}
static int fetch_indices(struct walker *walker, struct alt_base *repo)
{
unsigned char sha1[20];
char *url;
struct strbuf buffer = STRBUF_INIT;
char *data;
int i = 0;
int ret = 0;
struct active_request_slot *slot;
struct slot_results results;
if (repo->got_indices)
return 0;
if (walker->get_verbosely)
fprintf(stderr, "Getting pack list for %s\n", repo->base);
url = xmalloc(strlen(repo->base) + 21);
sprintf(url, "%s/objects/info/packs", repo->base);
slot = get_active_slot();
slot->results = &results;
curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer);
curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer);
curl_easy_setopt(slot->curl, CURLOPT_URL, url);
curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL);
if (start_active_slot(slot)) {
run_active_slot(slot);
if (results.curl_result != CURLE_OK) {
if (missing_target(&results)) {
repo->got_indices = 1;
goto cleanup;
} else {
repo->got_indices = 0;
ret = error("%s", curl_errorstr);
goto cleanup;
}
}
} else {
repo->got_indices = 0;
ret = error("Unable to start request");
goto cleanup;
}
data = buffer.buf;
while (i < buffer.len) {
switch (data[i]) {
case 'P':
i++;
if (i + 52 <= buffer.len &&
!prefixcmp(data + i, " pack-") &&
!prefixcmp(data + i + 46, ".pack\n")) {
get_sha1_hex(data + i + 6, sha1);
setup_index(walker, repo, sha1);
i += 51;
break;
}
default:
while (i < buffer.len && data[i] != '\n')
i++;
}
i++;
}
repo->got_indices = 1;
cleanup:
strbuf_release(&buffer);
free(url);
return ret;
}
int main(int argc, const char **argv)
{
const char *cmd;
startup_info = &git_startup_info;
cmd = git_extract_argv0_path(argv[0]);
if (!cmd)
cmd = "git-help";
git_setup_gettext();
/*
* "git-xxxx" is the same as "git xxxx", but we obviously:
*
* - cannot take flags in between the "git" and the "xxxx".
* - cannot execute it externally (since it would just do
* the same thing over again)
*
* So we just directly call the internal command handler, and
* die if that one cannot handle it.
*/
if (!prefixcmp(cmd, "git-")) {
cmd += 4;
argv[0] = cmd;
handle_internal_command(argc, argv);
die("cannot handle %s internally", cmd);
}
/* Look for flags.. */
argv++;
argc--;
handle_options(&argv, &argc, NULL);
if (argc > 0) {
if (!prefixcmp(argv[0], "--"))
argv[0] += 2;
} else {
/* The user didn't specify a command; give them help */
commit_pager_choice();
printf("usage: %s\n\n", git_usage_string);
list_common_cmds_help();
printf("\n%s\n", _(git_more_info_string));
exit(1);
}
cmd = argv[0];
/*
* We use PATH to find git commands, but we prepend some higher
* precedence paths: the "--exec-path" option, the GIT_EXEC_PATH
* environment, and the $(gitexecdir) from the Makefile at build
* time.
*/
setup_path();
while (1) {
static int done_help = 0;
static int was_alias = 0;
was_alias = run_argv(&argc, &argv);
if (errno != ENOENT)
break;
if (was_alias) {
fprintf(stderr, "Expansion of alias '%s' failed; "
"'%s' is not a git command\n",
cmd, argv[0]);
exit(1);
}
if (!done_help) {
cmd = argv[0] = help_unknown_cmd(cmd);
done_help = 1;
} else
break;
}
fprintf(stderr, "Failed to run command '%s': %s\n",
cmd, strerror(errno));
return 1;
}
static int perform_http_xact(void)
{
/* use free instead of g_free so that we can use xstr* functions from
* libreport/lib/xfuncs.c
*/
GHashTable *problem_info = g_hash_table_new_full(g_str_hash, g_str_equal,
free, free);
/* Read header */
char *body_start = NULL;
char *messagebuf_data = NULL;
unsigned messagebuf_len = 0;
/* Loop until EOF/error/timeout/end_of_header */
while (1)
{
messagebuf_data = xrealloc(messagebuf_data, messagebuf_len + INPUT_BUFFER_SIZE);
char *p = messagebuf_data + messagebuf_len;
int rd = read(STDIN_FILENO, p, INPUT_BUFFER_SIZE);
if (rd < 0)
{
if (errno == EINTR) /* SIGALRM? */
error_msg_and_die("Timed out");
perror_msg_and_die("read");
}
if (rd == 0)
break;
log_debug("Received %u bytes of data", rd);
messagebuf_len += rd;
total_bytes_read += rd;
if (total_bytes_read > MAX_MESSAGE_SIZE)
error_msg_and_die("Message is too long, aborting");
/* Check whether we see end of header */
/* Note: we support both [\r]\n\r\n and \n\n */
char *past_end = messagebuf_data + messagebuf_len;
if (p > messagebuf_data+1)
p -= 2; /* start search from two last bytes in last read - they might be '\n\r' */
while (p < past_end)
{
p = memchr(p, '\n', past_end - p);
if (!p)
break;
p++;
if (p >= past_end)
break;
if (*p == '\n'
|| (*p == '\r' && p+1 < past_end && p[1] == '\n')
) {
body_start = p + 1 + (*p == '\r');
*p = '\0';
goto found_end_of_header;
}
}
} /* while (read) */
found_end_of_header: ;
log_debug("Request: %s", messagebuf_data);
/* Sanitize and analyze header.
* Header now is in messagebuf_data, NUL terminated string,
* with last empty line deleted (by placement of NUL).
* \r\n are not (yet) converted to \n, multi-line headers also
* not converted.
*/
/* First line must be "op<space>[http://host]/path<space>HTTP/n.n".
* <space> is exactly one space char.
*/
if (prefixcmp(messagebuf_data, "DELETE ") == 0)
{
messagebuf_data += strlen("DELETE ");
char *space = strchr(messagebuf_data, ' ');
if (!space || prefixcmp(space+1, "HTTP/") != 0)
return 400; /* Bad Request */
*space = '\0';
//decode_url(messagebuf_data); %20 => ' '
alarm(0);
return delete_path(messagebuf_data);
}
/* We erroneously used "PUT /" to create new problems.
* POST is the correct request in this case:
* "PUT /" implies creation or replace of resource named "/"!
* Delete PUT in 2014.
*/
if (prefixcmp(messagebuf_data, "PUT ") != 0
&& prefixcmp(messagebuf_data, "POST ") != 0
) {
return 400; /* Bad Request */
}
enum {
CREATION_NOTIFICATION,
CREATION_REQUEST,
};
int url_type;
char *url = skip_non_whitespace(messagebuf_data) + 1; /* skip "POST " */
if (prefixcmp(url, "/creation_notification ") == 0)
url_type = CREATION_NOTIFICATION;
else if (prefixcmp(url, "/ ") == 0)
url_type = CREATION_REQUEST;
else
return 400; /* Bad Request */
/* Read body */
if (!body_start)
{
log_warning("Premature EOF detected, exiting");
return 400; /* Bad Request */
}
messagebuf_len -= (body_start - messagebuf_data);
memmove(messagebuf_data, body_start, messagebuf_len);
log_debug("Body so far: %u bytes, '%s'", messagebuf_len, messagebuf_data);
/* Loop until EOF/error/timeout */
while (1)
{
if (url_type == CREATION_REQUEST)
{
while (1)
{
unsigned len = strnlen(messagebuf_data, messagebuf_len);
if (len >= messagebuf_len)
break;
/* messagebuf has at least one NUL - process the line */
process_message(problem_info, messagebuf_data);
messagebuf_len -= (len + 1);
memmove(messagebuf_data, messagebuf_data + len + 1, messagebuf_len);
}
}
messagebuf_data = xrealloc(messagebuf_data, messagebuf_len + INPUT_BUFFER_SIZE + 1);
int rd = read(STDIN_FILENO, messagebuf_data + messagebuf_len, INPUT_BUFFER_SIZE);
if (rd < 0)
{
if (errno == EINTR) /* SIGALRM? */
error_msg_and_die("Timed out");
perror_msg_and_die("read");
}
if (rd == 0)
break;
log_debug("Received %u bytes of data", rd);
messagebuf_len += rd;
total_bytes_read += rd;
if (total_bytes_read > MAX_MESSAGE_SIZE)
error_msg_and_die("Message is too long, aborting");
}
/* Body received, EOF was seen. Don't let alarm to interrupt after this. */
alarm(0);
if (url_type == CREATION_NOTIFICATION)
{
messagebuf_data[messagebuf_len] = '\0';
return run_post_create(messagebuf_data);
}
/* Save problem dir */
int ret = 0;
unsigned pid = convert_pid(problem_info);
die_if_data_is_missing(problem_info);
char *executable = g_hash_table_lookup(problem_info, FILENAME_EXECUTABLE);
if (executable)
{
char *last_file = concat_path_file(g_settings_dump_location, "last-via-server");
int repeating_crash = check_recent_crash_file(last_file, executable);
free(last_file);
if (repeating_crash) /* Only pretend that we saved it */
goto out; /* ret is 0: "success" */
}
#if 0
//TODO:
/* At least it should generate local problem identifier UUID */
problem_data_add_basics(problem_info);
//...the problem being that problem_info here is not a problem_data_t!
#endif
create_problem_dir(problem_info, pid);
/* does not return */
out:
g_hash_table_destroy(problem_info);
return ret; /* Used as HTTP response code */
}
static int store_updated_refs(const char *url, const char *remote_name,
struct ref *ref_map)
{
FILE *fp;
struct commit *commit;
int url_len, i, note_len, shown_url = 0, rc = 0;
char note[1024];
const char *what, *kind;
struct ref *rm;
char *filename = git_path("FETCH_HEAD");
fp = fopen(filename, "a");
if (!fp)
return error("cannot open %s: %s\n", filename, strerror(errno));
for (rm = ref_map; rm; rm = rm->next) {
struct ref *ref = NULL;
if (rm->peer_ref) {
ref = xcalloc(1, sizeof(*ref) + strlen(rm->peer_ref->name) + 1);
strcpy(ref->name, rm->peer_ref->name);
hashcpy(ref->old_sha1, rm->peer_ref->old_sha1);
hashcpy(ref->new_sha1, rm->old_sha1);
ref->force = rm->peer_ref->force;
}
commit = lookup_commit_reference_gently(rm->old_sha1, 1);
if (!commit)
rm->merge = 0;
if (!strcmp(rm->name, "HEAD")) {
kind = "";
what = "";
}
else if (!prefixcmp(rm->name, "refs/heads/")) {
kind = "branch";
what = rm->name + 11;
}
else if (!prefixcmp(rm->name, "refs/tags/")) {
kind = "tag";
what = rm->name + 10;
}
else if (!prefixcmp(rm->name, "refs/remotes/")) {
kind = "remote branch";
what = rm->name + 13;
}
else {
kind = "";
what = rm->name;
}
url_len = strlen(url);
for (i = url_len - 1; url[i] == '/' && 0 <= i; i--)
;
url_len = i + 1;
if (4 < i && !strncmp(".git", url + i - 3, 4))
url_len = i - 3;
note_len = 0;
if (*what) {
if (*kind)
note_len += sprintf(note + note_len, "%s ",
kind);
note_len += sprintf(note + note_len, "'%s' of ", what);
}
note_len += sprintf(note + note_len, "%.*s", url_len, url);
fprintf(fp, "%s\t%s\t%s\n",
sha1_to_hex(commit ? commit->object.sha1 :
rm->old_sha1),
rm->merge ? "" : "not-for-merge",
note);
if (ref)
rc |= update_local_ref(ref, what, note);
else
sprintf(note, "* %-*s %-*s -> FETCH_HEAD",
SUMMARY_WIDTH, *kind ? kind : "branch",
REFCOL_WIDTH, *what ? what : "HEAD");
if (*note) {
if (verbosity >= 0 && !shown_url) {
fprintf(stderr, "From %.*s\n",
url_len, url);
shown_url = 1;
}
if (verbosity >= 0)
fprintf(stderr, " %s\n", note);
}
}
fclose(fp);
if (rc & 2)
error("some local refs could not be updated; try running\n"
" 'git remote prune %s' to remove any old, conflicting "
"branches", remote_name);
return rc;
}
static int log_ref_write(const char *ref_name, const unsigned char *old_sha1,
const unsigned char *new_sha1, const char *msg)
{
int logfd, written, oflags = O_APPEND | O_WRONLY;
unsigned maxlen, len;
int msglen;
char log_file[PATH_MAX];
char *logrec;
const char *committer;
if (log_all_ref_updates < 0)
log_all_ref_updates = !is_bare_repository();
git_snpath(log_file, sizeof(log_file), "logs/%s", ref_name);
if (log_all_ref_updates &&
(!prefixcmp(ref_name, "refs/heads/") ||
!prefixcmp(ref_name, "refs/remotes/") ||
!strcmp(ref_name, "HEAD"))) {
if (safe_create_leading_directories(log_file) < 0)
return error("unable to create directory for %s",
log_file);
oflags |= O_CREAT;
}
logfd = open(log_file, oflags, 0666);
if (logfd < 0) {
if (!(oflags & O_CREAT) && errno == ENOENT)
return 0;
if ((oflags & O_CREAT) && errno == EISDIR) {
if (remove_empty_directories(log_file)) {
return error("There are still logs under '%s'",
log_file);
}
logfd = open(log_file, oflags, 0666);
}
if (logfd < 0)
return error("Unable to append to %s: %s",
log_file, strerror(errno));
}
adjust_shared_perm(log_file);
msglen = msg ? strlen(msg) : 0;
committer = git_committer_info(0);
maxlen = strlen(committer) + msglen + 100;
logrec = xmalloc(maxlen);
len = sprintf(logrec, "%s %s %s\n",
sha1_to_hex(old_sha1),
sha1_to_hex(new_sha1),
committer);
if (msglen)
len += copy_msg(logrec + len - 1, msg) - 1;
written = len <= maxlen ? write_in_full(logfd, logrec, len) : -1;
free(logrec);
if (close(logfd) != 0 || written != len)
return error("Unable to append to %s", log_file);
return 0;
}
static int is_branch(const char *refname)
{
return !strcmp(refname, "HEAD") || !prefixcmp(refname, "refs/heads/");
}
struct transport *transport_get(struct remote *remote, const char *url)
{
const char *helper;
struct transport *ret = xcalloc(1, sizeof(*ret));
ret->progress = isatty(2);
if (!remote)
die("No remote provided to transport_get()");
ret->got_remote_refs = 0;
ret->remote = remote;
helper = remote->foreign_vcs;
if (!url && remote->url)
url = remote->url[0];
ret->url = url;
/* maybe it is a foreign URL? */
if (url) {
const char *p = url;
while (is_urlschemechar(p == url, *p))
p++;
if (!prefixcmp(p, "::"))
helper = xstrndup(url, p - url);
}
if (helper) {
transport_helper_init(ret, helper);
} else if (!prefixcmp(url, "rsync:")) {
ret->get_refs_list = get_refs_via_rsync;
ret->fetch = fetch_objs_via_rsync;
ret->push = rsync_transport_push;
ret->smart_options = NULL;
} else if (is_local(url) && is_file(url) && is_bundle(url, 1)) {
struct bundle_transport_data *data = xcalloc(1, sizeof(*data));
ret->data = data;
ret->get_refs_list = get_refs_from_bundle;
ret->fetch = fetch_refs_from_bundle;
ret->disconnect = close_bundle;
ret->smart_options = NULL;
} else if (!is_url(url)
|| !prefixcmp(url, "file://")
|| !prefixcmp(url, "git://")
|| !prefixcmp(url, "ssh://")
|| !prefixcmp(url, "git+ssh://")
|| !prefixcmp(url, "ssh+git://")) {
/* These are builtin smart transports. */
struct git_transport_data *data = xcalloc(1, sizeof(*data));
ret->data = data;
ret->set_option = NULL;
ret->get_refs_list = get_refs_via_connect;
ret->fetch = fetch_refs_via_pack;
ret->push_refs = git_transport_push;
ret->connect = connect_git;
ret->disconnect = disconnect_git;
ret->smart_options = &(data->options);
data->conn = NULL;
data->got_remote_heads = 0;
} else {
/* Unknown protocol in URL. Pass to external handler. */
int len = external_specification_len(url);
char *handler = xmalloc(len + 1);
handler[len] = 0;
strncpy(handler, url, len);
transport_helper_init(ret, handler);
}
if (ret->smart_options) {
ret->smart_options->thin = 1;
ret->smart_options->uploadpack = "git-upload-pack";
if (remote->uploadpack)
ret->smart_options->uploadpack = remote->uploadpack;
ret->smart_options->receivepack = "git-receive-pack";
if (remote->receivepack)
ret->smart_options->receivepack = remote->receivepack;
}
return ret;
}
int cmd_rev_parse(int argc, const char **argv, const char *prefix)
{
int i, as_is = 0, verify = 0, quiet = 0, revs_count = 0, type = 0;
int has_dashdash = 0;
int output_prefix = 0;
unsigned char sha1[20];
const char *name = NULL;
if (argc > 1 && !strcmp("--parseopt", argv[1]))
return cmd_parseopt(argc - 1, argv + 1, prefix);
if (argc > 1 && !strcmp("--sq-quote", argv[1]))
return cmd_sq_quote(argc - 2, argv + 2);
if (argc > 1 && !strcmp("-h", argv[1]))
usage(builtin_rev_parse_usage);
for (i = 1; i < argc; i++) {
if (!strcmp(argv[i], "--")) {
has_dashdash = 1;
break;
}
}
prefix = setup_git_directory();
git_config(git_default_config, NULL);
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
if (as_is) {
if (show_file(arg, output_prefix) && as_is < 2)
verify_filename(prefix, arg, 0);
continue;
}
if (!strcmp(arg,"-n")) {
if (++i >= argc)
die("-n requires an argument");
if ((filter & DO_FLAGS) && (filter & DO_REVS)) {
show(arg);
show(argv[i]);
}
continue;
}
if (starts_with(arg, "-n")) {
if ((filter & DO_FLAGS) && (filter & DO_REVS))
show(arg);
continue;
}
if (*arg == '-') {
if (!strcmp(arg, "--")) {
as_is = 2;
/* Pass on the "--" if we show anything but files.. */
if (filter & (DO_FLAGS | DO_REVS))
show_file(arg, 0);
continue;
}
if (!strcmp(arg, "--default")) {
def = argv[i+1];
i++;
continue;
}
if (!strcmp(arg, "--prefix")) {
prefix = argv[i+1];
startup_info->prefix = prefix;
output_prefix = 1;
i++;
continue;
}
if (!strcmp(arg, "--revs-only")) {
filter &= ~DO_NOREV;
continue;
}
if (!strcmp(arg, "--no-revs")) {
filter &= ~DO_REVS;
continue;
}
if (!strcmp(arg, "--flags")) {
filter &= ~DO_NONFLAGS;
continue;
}
if (!strcmp(arg, "--no-flags")) {
filter &= ~DO_FLAGS;
continue;
}
if (!strcmp(arg, "--verify")) {
filter &= ~(DO_FLAGS|DO_NOREV);
verify = 1;
continue;
}
if (!strcmp(arg, "--quiet") || !strcmp(arg, "-q")) {
quiet = 1;
continue;
}
if (!strcmp(arg, "--short") ||
starts_with(arg, "--short=")) {
filter &= ~(DO_FLAGS|DO_NOREV);
verify = 1;
abbrev = DEFAULT_ABBREV;
if (arg[7] == '=')
abbrev = strtoul(arg + 8, NULL, 10);
if (abbrev < MINIMUM_ABBREV)
abbrev = MINIMUM_ABBREV;
else if (40 <= abbrev)
abbrev = 40;
continue;
}
if (!strcmp(arg, "--sq")) {
output_sq = 1;
continue;
}
if (!strcmp(arg, "--not")) {
show_type ^= REVERSED;
continue;
}
if (!strcmp(arg, "--symbolic")) {
symbolic = SHOW_SYMBOLIC_ASIS;
continue;
}
if (!strcmp(arg, "--symbolic-full-name")) {
symbolic = SHOW_SYMBOLIC_FULL;
continue;
}
if (starts_with(arg, "--abbrev-ref") &&
(!arg[12] || arg[12] == '=')) {
abbrev_ref = 1;
abbrev_ref_strict = warn_ambiguous_refs;
if (arg[12] == '=') {
if (!strcmp(arg + 13, "strict"))
abbrev_ref_strict = 1;
else if (!strcmp(arg + 13, "loose"))
abbrev_ref_strict = 0;
else
die("unknown mode for %s", arg);
}
continue;
}
if (!strcmp(arg, "--all")) {
for_each_ref(show_reference, NULL);
continue;
}
if (starts_with(arg, "--disambiguate=")) {
for_each_abbrev(arg + 15, show_abbrev, NULL);
continue;
}
if (!strcmp(arg, "--bisect")) {
for_each_ref_in("refs/bisect/bad", show_reference, NULL);
for_each_ref_in("refs/bisect/good", anti_reference, NULL);
continue;
}
if (starts_with(arg, "--branches=")) {
for_each_glob_ref_in(show_reference, arg + 11,
"refs/heads/", NULL);
clear_ref_exclusion(&ref_excludes);
continue;
}
if (!strcmp(arg, "--branches")) {
for_each_branch_ref(show_reference, NULL);
clear_ref_exclusion(&ref_excludes);
continue;
}
if (starts_with(arg, "--tags=")) {
for_each_glob_ref_in(show_reference, arg + 7,
"refs/tags/", NULL);
clear_ref_exclusion(&ref_excludes);
continue;
}
if (!strcmp(arg, "--tags")) {
for_each_tag_ref(show_reference, NULL);
clear_ref_exclusion(&ref_excludes);
continue;
}
if (starts_with(arg, "--glob=")) {
for_each_glob_ref(show_reference, arg + 7, NULL);
clear_ref_exclusion(&ref_excludes);
continue;
}
if (starts_with(arg, "--remotes=")) {
for_each_glob_ref_in(show_reference, arg + 10,
"refs/remotes/", NULL);
clear_ref_exclusion(&ref_excludes);
continue;
}
if (!strcmp(arg, "--remotes")) {
for_each_remote_ref(show_reference, NULL);
clear_ref_exclusion(&ref_excludes);
continue;
}
if (!prefixcmp(arg, "--exclude=")) {
add_ref_exclusion(&ref_excludes, arg + 10);
continue;
}
if (!strcmp(arg, "--local-env-vars")) {
int i;
for (i = 0; local_repo_env[i]; i++)
printf("%s\n", local_repo_env[i]);
continue;
}
if (!strcmp(arg, "--show-toplevel")) {
const char *work_tree = get_git_work_tree();
if (work_tree)
puts(work_tree);
continue;
}
if (!strcmp(arg, "--show-prefix")) {
if (prefix)
puts(prefix);
else
putchar('\n');
continue;
}
if (!strcmp(arg, "--show-cdup")) {
const char *pfx = prefix;
if (!is_inside_work_tree()) {
const char *work_tree =
get_git_work_tree();
if (work_tree)
printf("%s\n", work_tree);
continue;
}
while (pfx) {
pfx = strchr(pfx, '/');
if (pfx) {
pfx++;
printf("../");
}
}
putchar('\n');
continue;
}
if (!strcmp(arg, "--git-dir")) {
const char *gitdir = getenv(GIT_DIR_ENVIRONMENT);
static char cwd[PATH_MAX];
int len;
if (gitdir) {
puts(gitdir);
continue;
}
if (!prefix) {
puts(".git");
continue;
}
if (!getcwd(cwd, PATH_MAX))
die_errno("unable to get current working directory");
len = strlen(cwd);
printf("%s%s.git\n", cwd, len && cwd[len-1] != '/' ? "/" : "");
continue;
}
if (!strcmp(arg, "--resolve-git-dir")) {
const char *gitdir = resolve_gitdir(argv[i+1]);
if (!gitdir)
die("not a gitdir '%s'", argv[i+1]);
puts(gitdir);
continue;
}
if (!strcmp(arg, "--is-inside-git-dir")) {
printf("%s\n", is_inside_git_dir() ? "true"
: "false");
continue;
}
if (!strcmp(arg, "--is-inside-work-tree")) {
printf("%s\n", is_inside_work_tree() ? "true"
: "false");
continue;
}
if (!strcmp(arg, "--is-bare-repository")) {
printf("%s\n", is_bare_repository() ? "true"
: "false");
continue;
}
if (starts_with(arg, "--since=")) {
show_datestring("--max-age=", arg+8);
continue;
}
if (starts_with(arg, "--after=")) {
show_datestring("--max-age=", arg+8);
continue;
}
if (starts_with(arg, "--before=")) {
show_datestring("--min-age=", arg+9);
continue;
}
if (starts_with(arg, "--until=")) {
show_datestring("--min-age=", arg+8);
continue;
}
if (show_flag(arg) && verify)
die_no_single_rev(quiet);
continue;
}
/* Not a flag argument */
if (try_difference(arg))
continue;
if (try_parent_shorthands(arg))
continue;
name = arg;
type = NORMAL;
if (*arg == '^') {
name++;
type = REVERSED;
}
if (!get_sha1(name, sha1)) {
if (verify)
revs_count++;
else
show_rev(type, sha1, name);
continue;
}
if (verify)
die_no_single_rev(quiet);
if (has_dashdash)
die("bad revision '%s'", arg);
as_is = 1;
if (!show_file(arg, output_prefix))
continue;
verify_filename(prefix, arg, 1);
}
if (verify) {
if (revs_count == 1) {
show_rev(type, sha1, name);
return 0;
} else if (revs_count == 0 && show_default())
return 0;
die_no_single_rev(quiet);
} else
show_default();
return 0;
}
static const char *rsync_url(const char *url)
{
return prefixcmp(url, "rsync://") ? skip_prefix(url, "rsync:") : url;
}
int cmd_merge(int argc, const char **argv, const char *prefix)
{
unsigned char result_tree[20];
unsigned char stash[20];
unsigned char head_sha1[20];
struct commit *head_commit;
struct strbuf buf = STRBUF_INIT;
const char *head_arg;
int flag, i, ret = 0, head_subsumed;
int best_cnt = -1, merge_was_ok = 0, automerge_was_ok = 0;
struct commit_list *common = NULL;
const char *best_strategy = NULL, *wt_strategy = NULL;
struct commit_list *remoteheads, *p;
void *branch_to_free;
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(builtin_merge_usage, builtin_merge_options);
/*
* Check if we are _not_ on a detached HEAD, i.e. if there is a
* current branch.
*/
branch = branch_to_free = resolve_refdup("HEAD", head_sha1, 0, &flag);
if (branch && !prefixcmp(branch, "refs/heads/"))
branch += 11;
if (!branch || is_null_sha1(head_sha1))
head_commit = NULL;
else
head_commit = lookup_commit_or_die(head_sha1, "HEAD");
git_config(git_merge_config, NULL);
if (branch_mergeoptions)
parse_branch_merge_options(branch_mergeoptions);
argc = parse_options(argc, argv, prefix, builtin_merge_options,
builtin_merge_usage, 0);
if (shortlog_len < 0)
shortlog_len = (merge_log_config > 0) ? merge_log_config : 0;
if (verbosity < 0 && show_progress == -1)
show_progress = 0;
if (abort_current_merge) {
int nargc = 2;
const char *nargv[] = {"reset", "--merge", NULL};
if (!file_exists(git_path("MERGE_HEAD")))
die(_("There is no merge to abort (MERGE_HEAD missing)."));
/* Invoke 'git reset --merge' */
ret = cmd_reset(nargc, nargv, prefix);
goto done;
}
if (read_cache_unmerged())
die_resolve_conflict("merge");
if (file_exists(git_path("MERGE_HEAD"))) {
/*
* There is no unmerged entry, don't advise 'git
* add/rm <file>', just 'git commit'.
*/
if (advice_resolve_conflict)
die(_("You have not concluded your merge (MERGE_HEAD exists).\n"
"Please, commit your changes before you can merge."));
else
die(_("You have not concluded your merge (MERGE_HEAD exists)."));
}
if (file_exists(git_path("CHERRY_PICK_HEAD"))) {
if (advice_resolve_conflict)
die(_("You have not concluded your cherry-pick (CHERRY_PICK_HEAD exists).\n"
"Please, commit your changes before you can merge."));
else
die(_("You have not concluded your cherry-pick (CHERRY_PICK_HEAD exists)."));
}
resolve_undo_clear();
if (verbosity < 0)
show_diffstat = 0;
if (squash) {
if (!allow_fast_forward)
die(_("You cannot combine --squash with --no-ff."));
option_commit = 0;
}
if (!allow_fast_forward && fast_forward_only)
die(_("You cannot combine --no-ff with --ff-only."));
if (!abort_current_merge) {
if (!argc) {
if (default_to_upstream)
argc = setup_with_upstream(&argv);
else
die(_("No commit specified and merge.defaultToUpstream not set."));
} else if (argc == 1 && !strcmp(argv[0], "-"))
argv[0] = "@{-1}";
}
if (!argc)
usage_with_options(builtin_merge_usage,
builtin_merge_options);
/*
* This could be traditional "merge <msg> HEAD <commit>..." and
* the way we can tell it is to see if the second token is HEAD,
* but some people might have misused the interface and used a
* committish that is the same as HEAD there instead.
* Traditional format never would have "-m" so it is an
* additional safety measure to check for it.
*/
if (!have_message && head_commit &&
is_old_style_invocation(argc, argv, head_commit->object.sha1)) {
strbuf_addstr(&merge_msg, argv[0]);
head_arg = argv[1];
argv += 2;
argc -= 2;
remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv);
} else if (!head_commit) {
struct commit *remote_head;
/*
* If the merged head is a valid one there is no reason
* to forbid "git merge" into a branch yet to be born.
* We do the same for "git pull".
*/
if (argc != 1)
die(_("Can merge only exactly one commit into "
"empty head"));
if (squash)
die(_("Squash commit into empty head not supported yet"));
if (!allow_fast_forward)
die(_("Non-fast-forward commit does not make sense into "
"an empty head"));
remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv);
remote_head = remoteheads->item;
if (!remote_head)
die(_("%s - not something we can merge"), argv[0]);
read_empty(remote_head->object.sha1, 0);
update_ref("initial pull", "HEAD", remote_head->object.sha1,
NULL, 0, DIE_ON_ERR);
goto done;
} else {
struct strbuf merge_names = STRBUF_INIT;
/* We are invoked directly as the first-class UI. */
head_arg = "HEAD";
/*
* All the rest are the commits being merged; prepare
* the standard merge summary message to be appended
* to the given message.
*/
remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv);
for (p = remoteheads; p; p = p->next)
merge_name(merge_remote_util(p->item)->name, &merge_names);
if (!have_message || shortlog_len) {
struct fmt_merge_msg_opts opts;
memset(&opts, 0, sizeof(opts));
opts.add_title = !have_message;
opts.shortlog_len = shortlog_len;
opts.credit_people = (0 < option_edit);
fmt_merge_msg(&merge_names, &merge_msg, &opts);
if (merge_msg.len)
strbuf_setlen(&merge_msg, merge_msg.len - 1);
}
}
if (!head_commit || !argc)
usage_with_options(builtin_merge_usage,
builtin_merge_options);
if (verify_signatures) {
for (p = remoteheads; p; p = p->next) {
struct commit *commit = p->item;
char hex[41];
struct signature_check signature_check;
memset(&signature_check, 0, sizeof(signature_check));
check_commit_signature(commit, &signature_check);
strcpy(hex, find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV));
switch (signature_check.result) {
case 'G':
break;
case 'U':
die(_("Commit %s has an untrusted GPG signature, "
"allegedly by %s."), hex, signature_check.signer);
case 'B':
die(_("Commit %s has a bad GPG signature "
"allegedly by %s."), hex, signature_check.signer);
default: /* 'N' */
die(_("Commit %s does not have a GPG signature."), hex);
}
if (verbosity >= 0 && signature_check.result == 'G')
printf(_("Commit %s has a good GPG signature by %s\n"),
hex, signature_check.signer);
free(signature_check.gpg_output);
free(signature_check.gpg_status);
free(signature_check.signer);
free(signature_check.key);
}
}
strbuf_addstr(&buf, "merge");
for (p = remoteheads; p; p = p->next)
strbuf_addf(&buf, " %s", merge_remote_util(p->item)->name);
setenv("GIT_REFLOG_ACTION", buf.buf, 0);
strbuf_reset(&buf);
for (p = remoteheads; p; p = p->next) {
struct commit *commit = p->item;
strbuf_addf(&buf, "GITHEAD_%s",
sha1_to_hex(commit->object.sha1));
setenv(buf.buf, merge_remote_util(commit)->name, 1);
strbuf_reset(&buf);
if (!fast_forward_only &&
merge_remote_util(commit) &&
merge_remote_util(commit)->obj &&
merge_remote_util(commit)->obj->type == OBJ_TAG)
allow_fast_forward = 0;
}
if (option_edit < 0)
option_edit = default_edit_option();
if (!use_strategies) {
if (!remoteheads)
; /* already up-to-date */
else if (!remoteheads->next)
add_strategies(pull_twohead, DEFAULT_TWOHEAD);
else
add_strategies(pull_octopus, DEFAULT_OCTOPUS);
}
for (i = 0; i < use_strategies_nr; i++) {
if (use_strategies[i]->attr & NO_FAST_FORWARD)
allow_fast_forward = 0;
if (use_strategies[i]->attr & NO_TRIVIAL)
allow_trivial = 0;
}
if (!remoteheads)
; /* already up-to-date */
else if (!remoteheads->next)
common = get_merge_bases(head_commit, remoteheads->item, 1);
else {
struct commit_list *list = remoteheads;
commit_list_insert(head_commit, &list);
common = get_octopus_merge_bases(list);
free(list);
}
update_ref("updating ORIG_HEAD", "ORIG_HEAD", head_commit->object.sha1,
NULL, 0, DIE_ON_ERR);
if (remoteheads && !common)
; /* No common ancestors found. We need a real merge. */
else if (!remoteheads ||
(!remoteheads->next && !common->next &&
common->item == remoteheads->item)) {
/*
* If head can reach all the merge then we are up to date.
* but first the most common case of merging one remote.
*/
finish_up_to_date("Already up-to-date.");
goto done;
} else if (allow_fast_forward && !remoteheads->next &&
!common->next &&
!hashcmp(common->item->object.sha1, head_commit->object.sha1)) {
/* Again the most common case of merging one remote. */
struct strbuf msg = STRBUF_INIT;
struct commit *commit;
char hex[41];
strcpy(hex, find_unique_abbrev(head_commit->object.sha1, DEFAULT_ABBREV));
if (verbosity >= 0)
printf(_("Updating %s..%s\n"),
hex,
find_unique_abbrev(remoteheads->item->object.sha1,
DEFAULT_ABBREV));
strbuf_addstr(&msg, "Fast-forward");
if (have_message)
strbuf_addstr(&msg,
" (no commit created; -m option ignored)");
commit = remoteheads->item;
if (!commit) {
ret = 1;
goto done;
}
if (checkout_fast_forward(head_commit->object.sha1,
commit->object.sha1,
overwrite_ignore)) {
ret = 1;
goto done;
}
finish(head_commit, remoteheads, commit->object.sha1, msg.buf);
drop_save();
goto done;
} else if (!remoteheads->next && common->next)
;
/*
* We are not doing octopus and not fast-forward. Need
* a real merge.
*/
else if (!remoteheads->next && !common->next && option_commit) {
/*
* We are not doing octopus, not fast-forward, and have
* only one common.
*/
refresh_cache(REFRESH_QUIET);
if (allow_trivial && !fast_forward_only) {
/* See if it is really trivial. */
git_committer_info(IDENT_STRICT);
printf(_("Trying really trivial in-index merge...\n"));
if (!read_tree_trivial(common->item->object.sha1,
head_commit->object.sha1,
remoteheads->item->object.sha1)) {
ret = merge_trivial(head_commit, remoteheads);
goto done;
}
printf(_("Nope.\n"));
}
} else {
/*
* An octopus. If we can reach all the remote we are up
* to date.
*/
int up_to_date = 1;
struct commit_list *j;
for (j = remoteheads; j; j = j->next) {
struct commit_list *common_one;
/*
* Here we *have* to calculate the individual
* merge_bases again, otherwise "git merge HEAD^
* HEAD^^" would be missed.
*/
common_one = get_merge_bases(head_commit, j->item, 1);
if (hashcmp(common_one->item->object.sha1,
j->item->object.sha1)) {
up_to_date = 0;
break;
}
}
if (up_to_date) {
finish_up_to_date("Already up-to-date. Yeeah!");
goto done;
}
}
if (fast_forward_only)
die(_("Not possible to fast-forward, aborting."));
/* We are going to make a new commit. */
git_committer_info(IDENT_STRICT);
/*
* At this point, we need a real merge. No matter what strategy
* we use, it would operate on the index, possibly affecting the
* working tree, and when resolved cleanly, have the desired
* tree in the index -- this means that the index must be in
* sync with the head commit. The strategies are responsible
* to ensure this.
*/
if (use_strategies_nr == 1 ||
/*
* Stash away the local changes so that we can try more than one.
*/
save_state(stash))
hashcpy(stash, null_sha1);
for (i = 0; i < use_strategies_nr; i++) {
int ret;
if (i) {
printf(_("Rewinding the tree to pristine...\n"));
restore_state(head_commit->object.sha1, stash);
}
if (use_strategies_nr != 1)
printf(_("Trying merge strategy %s...\n"),
use_strategies[i]->name);
/*
* Remember which strategy left the state in the working
* tree.
*/
wt_strategy = use_strategies[i]->name;
ret = try_merge_strategy(use_strategies[i]->name,
common, remoteheads,
head_commit, head_arg);
if (!option_commit && !ret) {
merge_was_ok = 1;
/*
* This is necessary here just to avoid writing
* the tree, but later we will *not* exit with
* status code 1 because merge_was_ok is set.
*/
ret = 1;
}
if (ret) {
/*
* The backend exits with 1 when conflicts are
* left to be resolved, with 2 when it does not
* handle the given merge at all.
*/
if (ret == 1) {
int cnt = evaluate_result();
if (best_cnt <= 0 || cnt <= best_cnt) {
best_strategy = use_strategies[i]->name;
best_cnt = cnt;
}
}
if (merge_was_ok)
break;
else
continue;
}
/* Automerge succeeded. */
write_tree_trivial(result_tree);
automerge_was_ok = 1;
break;
}
/*
* If we have a resulting tree, that means the strategy module
* auto resolved the merge cleanly.
*/
if (automerge_was_ok) {
ret = finish_automerge(head_commit, head_subsumed,
common, remoteheads,
result_tree, wt_strategy);
goto done;
}
/*
* Pick the result from the best strategy and have the user fix
* it up.
*/
if (!best_strategy) {
restore_state(head_commit->object.sha1, stash);
if (use_strategies_nr > 1)
fprintf(stderr,
_("No merge strategy handled the merge.\n"));
else
fprintf(stderr, _("Merge with strategy %s failed.\n"),
use_strategies[0]->name);
ret = 2;
goto done;
} else if (best_strategy == wt_strategy)
; /* We already have its result in the working tree. */
else {
printf(_("Rewinding the tree to pristine...\n"));
restore_state(head_commit->object.sha1, stash);
printf(_("Using the %s to prepare resolving by hand.\n"),
best_strategy);
try_merge_strategy(best_strategy, common, remoteheads,
head_commit, head_arg);
}
if (squash)
finish(head_commit, remoteheads, NULL, NULL);
else
write_merge_state(remoteheads);
if (merge_was_ok)
fprintf(stderr, _("Automatic merge went well; "
"stopped before committing as requested\n"));
else
ret = suggest_conflicts(option_renormalize);
done:
free(branch_to_free);
return ret;
}
static int match_explicit(struct ref *src, struct ref *dst,
struct ref ***dst_tail,
struct refspec *rs)
{
struct ref *matched_src, *matched_dst;
const char *dst_value = rs->dst;
char *dst_guess;
if (rs->pattern || rs->matching)
return 0;
matched_src = matched_dst = NULL;
switch (count_refspec_match(rs->src, src, &matched_src)) {
case 1:
break;
case 0:
/* The source could be in the get_sha1() format
* not a reference name. :refs/other is a
* way to delete 'other' ref at the remote end.
*/
matched_src = try_explicit_object_name(rs->src);
if (!matched_src)
return error("src refspec %s does not match any.", rs->src);
break;
default:
return error("src refspec %s matches more than one.", rs->src);
}
if (!dst_value) {
unsigned char sha1[20];
int flag;
dst_value = resolve_ref(matched_src->name, sha1, 1, &flag);
if (!dst_value ||
((flag & REF_ISSYMREF) &&
prefixcmp(dst_value, "refs/heads/")))
die("%s cannot be resolved to branch.",
matched_src->name);
}
switch (count_refspec_match(dst_value, dst, &matched_dst)) {
case 1:
break;
case 0:
if (!memcmp(dst_value, "refs/", 5))
matched_dst = make_linked_ref(dst_value, dst_tail);
else if((dst_guess = guess_ref(dst_value, matched_src)))
matched_dst = make_linked_ref(dst_guess, dst_tail);
else
error("unable to push to unqualified destination: %s\n"
"The destination refspec neither matches an "
"existing ref on the remote nor\n"
"begins with refs/, and we are unable to "
"guess a prefix based on the source ref.",
dst_value);
break;
default:
matched_dst = NULL;
error("dst refspec %s matches more than one.",
dst_value);
break;
}
if (!matched_dst)
return -1;
if (matched_dst->peer_ref)
return error("dst ref %s receives from more than one src.",
matched_dst->name);
else {
matched_dst->peer_ref = matched_src;
matched_dst->force = rs->force;
}
return 0;
}
static void add_repo(const char *base, const char *path, repo_config_fn fn)
{
struct stat st;
struct passwd *pwd;
char *rel, *p, *slash;
int n;
size_t size;
if (stat(path, &st)) {
fprintf(stderr, "Error accessing %s: %s (%d)\n",
path, strerror(errno), errno);
return;
}
if (ctx.cfg.strict_export && stat(fmt("%s/%s", path, ctx.cfg.strict_export), &st))
return;
if (!stat(fmt("%s/noweb", path), &st))
return;
owner = NULL;
if (ctx.cfg.enable_gitweb_owner)
git_config_from_file(git_owner_config, fmt("%s/config", path), NULL);
if (base == path)
rel = xstrdup(fmt("%s", path));
else
rel = xstrdup(fmt("%s", path + strlen(base) + 1));
if (!strcmp(rel + strlen(rel) - 5, "/.git"))
rel[strlen(rel) - 5] = '\0';
repo = cgit_add_repo(rel);
if (ctx.cfg.remove_suffix)
if ((p = strrchr(repo->url, '.')) && !strcmp(p, ".git"))
*p = '\0';
repo->name = repo->url;
repo->path = xstrdup(path);
while (!owner) {
if ((pwd = getpwuid(st.st_uid)) == NULL) {
fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n",
path, strerror(errno), errno);
break;
}
if (pwd->pw_gecos)
if ((p = strchr(pwd->pw_gecos, ',')))
*p = '\0';
owner = xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name);
}
repo->owner = owner;
p = fmt("%s/description", path);
if (!stat(p, &st))
readfile(p, &repo->desc, &size);
if (!repo->readme) {
p = fmt("%s/README.html", path);
if (!stat(p, &st))
repo->readme = "README.html";
}
if (ctx.cfg.section_from_path) {
n = ctx.cfg.section_from_path;
if (n > 0) {
slash = rel;
while (slash && n && (slash = strchr(slash, '/')))
n--;
} else {
slash = rel + strlen(rel);
while (slash && n && (slash = xstrrchr(rel, slash, '/')))
n++;
}
if (slash && !n) {
*slash = '\0';
repo->section = xstrdup(rel);
*slash = '/';
if (!prefixcmp(repo->name, repo->section)) {
repo->name += strlen(repo->section);
if (*repo->name == '/')
repo->name++;
}
}
}
p = fmt("%s/cgitrc", path);
if (!stat(p, &st)) {
config_fn = fn;
parse_configfile(xstrdup(p), &repo_config);
}
}
int cmd_format_patch(int argc, const char **argv, const char *prefix)
{
struct commit *commit;
struct commit **list = NULL;
struct rev_info rev;
int nr = 0, total, i, j;
int use_stdout = 0;
int start_number = -1;
int keep_subject = 0;
int numbered_files = 0; /* _just_ numbers */
int subject_prefix = 0;
int ignore_if_in_upstream = 0;
int thread = 0;
int cover_letter = 0;
int boundary_count = 0;
int no_binary_diff = 0;
struct commit *origin = NULL, *head = NULL;
const char *in_reply_to = NULL;
struct patch_ids ids;
char *add_signoff = NULL;
struct strbuf buf;
git_config(git_format_config, NULL);
init_revisions(&rev, prefix);
rev.commit_format = CMIT_FMT_EMAIL;
rev.verbose_header = 1;
rev.diff = 1;
rev.combine_merges = 0;
rev.ignore_merges = 1;
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
rev.subject_prefix = fmt_patch_subject_prefix;
/*
* Parse the arguments before setup_revisions(), or something
* like "git format-patch -o a123 HEAD^.." may fail; a123 is
* possibly a valid SHA1.
*/
for (i = 1, j = 1; i < argc; i++) {
if (!strcmp(argv[i], "--stdout"))
use_stdout = 1;
else if (!strcmp(argv[i], "-n") ||
!strcmp(argv[i], "--numbered"))
numbered = 1;
else if (!strcmp(argv[i], "-N") ||
!strcmp(argv[i], "--no-numbered")) {
numbered = 0;
auto_number = 0;
}
else if (!prefixcmp(argv[i], "--start-number="))
start_number = strtol(argv[i] + 15, NULL, 10);
else if (!strcmp(argv[i], "--numbered-files"))
numbered_files = 1;
else if (!strcmp(argv[i], "--start-number")) {
i++;
if (i == argc)
die("Need a number for --start-number");
start_number = strtol(argv[i], NULL, 10);
}
else if (!prefixcmp(argv[i], "--cc=")) {
ALLOC_GROW(extra_cc, extra_cc_nr + 1, extra_cc_alloc);
extra_cc[extra_cc_nr++] = xstrdup(argv[i] + 5);
}
else if (!strcmp(argv[i], "-k") ||
!strcmp(argv[i], "--keep-subject")) {
keep_subject = 1;
rev.total = -1;
}
else if (!strcmp(argv[i], "--output-directory") ||
!strcmp(argv[i], "-o")) {
i++;
if (argc <= i)
die("Which directory?");
if (output_directory)
die("Two output directories?");
output_directory = argv[i];
}
else if (!strcmp(argv[i], "--signoff") ||
!strcmp(argv[i], "-s")) {
const char *committer;
const char *endpos;
committer = git_committer_info(IDENT_ERROR_ON_NO_NAME);
endpos = strchr(committer, '>');
if (!endpos)
die("bogos committer info %s\n", committer);
add_signoff = xmemdupz(committer, endpos - committer + 1);
}
else if (!strcmp(argv[i], "--attach")) {
rev.mime_boundary = git_version_string;
rev.no_inline = 1;
}
else if (!prefixcmp(argv[i], "--attach=")) {
rev.mime_boundary = argv[i] + 9;
rev.no_inline = 1;
}
else if (!strcmp(argv[i], "--inline")) {
rev.mime_boundary = git_version_string;
rev.no_inline = 0;
}
else if (!prefixcmp(argv[i], "--inline=")) {
rev.mime_boundary = argv[i] + 9;
rev.no_inline = 0;
}
else if (!strcmp(argv[i], "--ignore-if-in-upstream"))
ignore_if_in_upstream = 1;
else if (!strcmp(argv[i], "--thread"))
thread = 1;
else if (!prefixcmp(argv[i], "--in-reply-to="))
in_reply_to = argv[i] + 14;
else if (!strcmp(argv[i], "--in-reply-to")) {
i++;
if (i == argc)
die("Need a Message-Id for --in-reply-to");
in_reply_to = argv[i];
} else if (!prefixcmp(argv[i], "--subject-prefix=")) {
subject_prefix = 1;
rev.subject_prefix = argv[i] + 17;
} else if (!prefixcmp(argv[i], "--suffix="))
fmt_patch_suffix = argv[i] + 9;
else if (!strcmp(argv[i], "--cover-letter"))
cover_letter = 1;
else if (!strcmp(argv[i], "--no-binary"))
no_binary_diff = 1;
else
argv[j++] = argv[i];
}
argc = j;
strbuf_init(&buf, 0);
for (i = 0; i < extra_hdr_nr; i++) {
strbuf_addstr(&buf, extra_hdr[i]);
strbuf_addch(&buf, '\n');
}
if (extra_to_nr)
strbuf_addstr(&buf, "To: ");
for (i = 0; i < extra_to_nr; i++) {
if (i)
strbuf_addstr(&buf, " ");
strbuf_addstr(&buf, extra_to[i]);
if (i + 1 < extra_to_nr)
strbuf_addch(&buf, ',');
strbuf_addch(&buf, '\n');
}
if (extra_cc_nr)
strbuf_addstr(&buf, "Cc: ");
for (i = 0; i < extra_cc_nr; i++) {
if (i)
strbuf_addstr(&buf, " ");
strbuf_addstr(&buf, extra_cc[i]);
if (i + 1 < extra_cc_nr)
strbuf_addch(&buf, ',');
strbuf_addch(&buf, '\n');
}
rev.extra_headers = strbuf_detach(&buf, 0);
if (start_number < 0)
start_number = 1;
if (numbered && keep_subject)
die ("-n and -k are mutually exclusive.");
if (keep_subject && subject_prefix)
die ("--subject-prefix and -k are mutually exclusive.");
if (numbered_files && use_stdout)
die ("--numbered-files and --stdout are mutually exclusive.");
argc = setup_revisions(argc, argv, &rev, "HEAD");
if (argc > 1)
die ("unrecognized argument: %s", argv[1]);
if (!rev.diffopt.output_format)
rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_SUMMARY | DIFF_FORMAT_PATCH;
if (!DIFF_OPT_TST(&rev.diffopt, TEXT) && !no_binary_diff)
DIFF_OPT_SET(&rev.diffopt, BINARY);
if (!output_directory && !use_stdout)
output_directory = prefix;
if (output_directory) {
if (use_stdout)
die("standard output, or directory, which one?");
if (mkdir(output_directory, 0777) < 0 && errno != EEXIST)
die("Could not create directory %s",
output_directory);
}
if (rev.pending.nr == 1) {
if (rev.max_count < 0 && !rev.show_root_diff) {
/*
* This is traditional behaviour of "git format-patch
* origin" that prepares what the origin side still
* does not have.
*/
rev.pending.objects[0].item->flags |= UNINTERESTING;
add_head_to_pending(&rev);
}
/*
* Otherwise, it is "format-patch -22 HEAD", and/or
* "format-patch --root HEAD". The user wants
* get_revision() to do the usual traversal.
*/
}
if (cover_letter) {
/* remember the range */
int i;
for (i = 0; i < rev.pending.nr; i++) {
struct object *o = rev.pending.objects[i].item;
if (!(o->flags & UNINTERESTING))
head = (struct commit *)o;
}
/* We can't generate a cover letter without any patches */
if (!head)
return 0;
}
if (ignore_if_in_upstream)
get_patch_ids(&rev, &ids, prefix);
if (!use_stdout)
realstdout = xfdopen(xdup(1), "w");
if (prepare_revision_walk(&rev))
die("revision walk setup failed");
rev.boundary = 1;
while ((commit = get_revision(&rev)) != NULL) {
if (commit->object.flags & BOUNDARY) {
boundary_count++;
origin = (boundary_count == 1) ? commit : NULL;
continue;
}
/* ignore merges */
if (commit->parents && commit->parents->next)
continue;
if (ignore_if_in_upstream &&
has_commit_patch_id(commit, &ids))
continue;
nr++;
list = xrealloc(list, nr * sizeof(list[0]));
list[nr - 1] = commit;
}
total = nr;
if (!keep_subject && auto_number && total > 1)
numbered = 1;
if (numbered)
rev.total = total + start_number - 1;
if (in_reply_to)
rev.ref_message_id = clean_message_id(in_reply_to);
if (cover_letter) {
if (thread)
gen_message_id(&rev, "cover");
make_cover_letter(&rev, use_stdout, numbered, numbered_files,
origin, nr, list, head);
total++;
start_number--;
}
rev.add_signoff = add_signoff;
while (0 <= --nr) {
int shown;
commit = list[nr];
rev.nr = total - nr + (start_number - 1);
/* Make the second and subsequent mails replies to the first */
if (thread) {
/* Have we already had a message ID? */
if (rev.message_id) {
/*
* If we've got the ID to be a reply
* to, discard the current ID;
* otherwise, make everything a reply
* to that.
*/
if (rev.ref_message_id)
free(rev.message_id);
else
rev.ref_message_id = rev.message_id;
}
gen_message_id(&rev, sha1_to_hex(commit->object.sha1));
}
if (!use_stdout && reopen_stdout(numbered_files ? NULL :
get_oneline_for_filename(commit, keep_subject),
rev.nr, rev.total))
die("Failed to create output files");
shown = log_tree_commit(&rev, commit);
free(commit->buffer);
commit->buffer = NULL;
/* We put one extra blank line between formatted
* patches and this flag is used by log-tree code
* to see if it needs to emit a LF before showing
* the log; when using one file per patch, we do
* not want the extra blank line.
*/
if (!use_stdout)
rev.shown_one = 0;
if (shown) {
if (rev.mime_boundary)
printf("\n--%s%s--\n\n\n",
mime_boundary_leader,
rev.mime_boundary);
else
printf("-- \n%s\n\n", git_version_string);
}
if (!use_stdout)
fclose(stdout);
}
free(list);
if (ignore_if_in_upstream)
free_patch_ids(&ids);
return 0;
}
static int run_post_create(const char *dirname)
{
/* If doesn't start with "g_settings_dump_location/"... */
if (!dir_is_in_dump_location(dirname))
{
/* Then refuse to operate on it (someone is attacking us??) */
error_msg("Bad problem directory name '%s', should start with: '%s'", dirname, g_settings_dump_location);
return 400; /* Bad Request */
}
if (!dump_dir_accessible_by_uid(dirname, client_uid))
{
if (errno == ENOTDIR)
{
error_msg("Path '%s' isn't problem directory", dirname);
return 404; /* Not Found */
}
error_msg("Problem directory '%s' can't be accessed by user with uid %ld", dirname, (long)client_uid);
return 403; /* Forbidden */
}
int child_stdout_fd;
int child_pid = spawn_event_handler_child(dirname, "post-create", &child_stdout_fd);
char *dup_of_dir = NULL;
struct strbuf *cmd_output = strbuf_new();
bool child_is_post_create = 1; /* else it is a notify child */
read_child_output:
//log("Reading from event fd %d", child_stdout_fd);
/* Read streamed data and split lines */
for (;;)
{
char buf[250]; /* usually we get one line, no need to have big buf */
errno = 0;
int r = safe_read(child_stdout_fd, buf, sizeof(buf) - 1);
if (r <= 0)
break;
buf[r] = '\0';
/* split lines in the current buffer */
char *raw = buf;
char *newline;
while ((newline = strchr(raw, '\n')) != NULL)
{
*newline = '\0';
strbuf_append_str(cmd_output, raw);
char *msg = cmd_output->buf;
/* Hmm, DUP_OF_DIR: ends up in syslog. move log() into 'else'? */
log("%s", msg);
if (child_is_post_create
&& prefixcmp(msg, "DUP_OF_DIR: ") == 0
) {
free(dup_of_dir);
dup_of_dir = xstrdup(msg + strlen("DUP_OF_DIR: "));
}
strbuf_clear(cmd_output);
/* jump to next line */
raw = newline + 1;
}
/* beginning of next line. the line continues by next read */
strbuf_append_str(cmd_output, raw);
}
/* EOF/error */
/* Wait for child to actually exit, collect status */
int status = 0;
if (safe_waitpid(child_pid, &status, 0) <= 0)
/* should not happen */
perror_msg("waitpid(%d)", child_pid);
/* If it was a "notify[-dup]" event, then we're done */
if (!child_is_post_create)
goto ret;
/* exit 0 means "this is a good, non-dup dir" */
/* exit with 1 + "DUP_OF_DIR: dir" string => dup */
if (status != 0)
{
if (WIFSIGNALED(status))
{
log("'post-create' on '%s' killed by signal %d",
dirname, WTERMSIG(status));
goto delete_bad_dir;
}
/* else: it is WIFEXITED(status) */
if (!dup_of_dir)
{
log("'post-create' on '%s' exited with %d",
dirname, WEXITSTATUS(status));
goto delete_bad_dir;
}
}
const char *work_dir = (dup_of_dir ? dup_of_dir : dirname);
/* Load problem_data (from the *first dir* if this one is a dup) */
struct dump_dir *dd = dd_opendir(work_dir, /*flags:*/ 0);
if (!dd)
/* dd_opendir already emitted error msg */
goto delete_bad_dir;
/* Update count */
char *count_str = dd_load_text_ext(dd, FILENAME_COUNT, DD_FAIL_QUIETLY_ENOENT);
unsigned long count = strtoul(count_str, NULL, 10);
/* Don't increase crash count if we are working with newly uploaded
* directory (remote crash) which already has its crash count set.
*/
if ((status != 0 && dup_of_dir) || count == 0)
{
count++;
char new_count_str[sizeof(long)*3 + 2];
sprintf(new_count_str, "%lu", count);
dd_save_text(dd, FILENAME_COUNT, new_count_str);
/* This condition can be simplified to either
* (status * != 0 && * dup_of_dir) or (count == 1). But the
* chosen form is much more reliable and safe. We must not call
* dd_opendir() to locked dd otherwise we go into a deadlock.
*/
if (strcmp(dd->dd_dirname, dirname) != 0)
{
/* Update the last occurrence file by the time file of the new problem */
struct dump_dir *new_dd = dd_opendir(dirname, DD_OPEN_READONLY);
char *last_ocr = NULL;
if (new_dd)
{
/* TIME must exists in a valid dump directory but we don't want to die
* due to broken duplicated dump directory */
last_ocr = dd_load_text_ext(new_dd, FILENAME_TIME,
DD_LOAD_TEXT_RETURN_NULL_ON_FAILURE | DD_FAIL_QUIETLY_ENOENT);
dd_close(new_dd);
}
else
{ /* dd_opendir() already produced a message with good information about failure */
error_msg("Can't read the last occurrence file from the new dump directory.");
}
if (!last_ocr)
{ /* the new dump directory may lie in the dump location for some time */
log("Using current time for the last occurrence file which may be incorrect.");
time_t t = time(NULL);
last_ocr = xasprintf("%lu", (long)t);
}
dd_save_text(dd, FILENAME_LAST_OCCURRENCE, last_ocr);
free(last_ocr);
}
}
/* Reset mode/uig/gid to correct values for all files created by event run */
dd_sanitize_mode_and_owner(dd);
dd_close(dd);
if (!dup_of_dir)
log_notice("New problem directory %s, processing", work_dir);
else
{
log_warning("Deleting problem directory %s (dup of %s)",
strrchr(dirname, '/') + 1,
strrchr(dup_of_dir, '/') + 1);
delete_dump_dir(dirname);
}
/* Run "notify[-dup]" event */
int fd;
child_pid = spawn_event_handler_child(
work_dir,
(dup_of_dir ? "notify-dup" : "notify"),
&fd
);
//log("Started notify, fd %d -> %d", fd, child_stdout_fd);
xmove_fd(fd, child_stdout_fd);
child_is_post_create = 0;
strbuf_clear(cmd_output);
free(dup_of_dir);
dup_of_dir = NULL;
goto read_child_output;
delete_bad_dir:
log_warning("Deleting problem directory '%s'", dirname);
delete_dump_dir(dirname);
ret:
strbuf_free(cmd_output);
free(dup_of_dir);
close(child_stdout_fd);
return 0;
}
static char *
parse_dump_flows( char *cmd, const uint64_t own_datapath_id ) {
if ( prefixcmp( cmd, "dump_flows" ) ) {
return NULL;
}
char *opt = strchr ( cmd, ' ' );
assert( opt );
uint64_t datapath_val;
uint32_t in_port_val;
uint16_t eth_type_val;
uint8_t ip_proto_val;
uint64_t metadata_val[ 2 ];
uint16_t udp_src_val;
uint16_t udp_dst_val;
uint8_t table_id_val;
uint32_t out_port_val;
uint32_t out_group_val;
uint64_t cookie_val[ 2 ];
struct option opts[] = {
OPT_UINT64( "--datapath_id", "datapath_id:", OPT_NO_MASK, &datapath_val ),
OPT_UINT32( "--in_port", "in_port:", OPT_NO_MASK, &in_port_val ),
OPT_UINT16( "--eth_type", "eth_type:", OPT_NO_MASK, ð_type_val ),
OPT_UINT8( "--ip_proto", "ip_proto:", OPT_NO_MASK, &ip_proto_val ),
OPT_UINT64( "--metadata", "metadata:", OPT_HAS_MASK, &metadata_val ),
OPT_UINT16( "--udp_src", "udp_src:", OPT_NO_MASK, &udp_src_val ),
OPT_UINT16( "--udp_dst", "udp_dst:", OPT_NO_MASK, &udp_dst_val ),
OPT_UINT8( "--table_id", "table_id:", OPT_NO_MASK, &table_id_val ),
OPT_UINT64( "--cookie", "cookie:", OPT_HAS_MASK, &cookie_val ),
OPT_UINT32( "--out_port", "out_port:", OPT_NO_MASK, &out_port_val ),
OPT_UINT32( "--out_group", "out_group:", OPT_NO_MASK, &out_group_val ),
OPT_END()
};
char *saveptr;
const char *sep = " ";
for ( opt = strtok_r( opt, sep, &saveptr ); opt; opt = strtok_r( NULL, sep, &saveptr ) ) {
parse_option( opt, opts );
if ( *( uint64_t * ) opts[ 0 ].value != own_datapath_id ) {
return NULL;
}
}
match *match = create_match();
parse_match( match, opts );
flow_stats *stats = NULL;
uint32_t nr_stats;
OFDPE ret = get_flow_stats( ( uint8_t ) table_id_val, match, cookie_val[ 0 ], cookie_val[ 1 ], out_port_val, out_group_val, &stats, &nr_stats );
if ( ret != OFDPE_SUCCESS ) {
error( "Failed to retrieve flow stats from datapath ( ret = %d ).", ret );
}
delete_match( match );
char *reply_buf = xmalloc( PATH_MAX + 1 );
reply_buf[ 0 ] = '\0';
size_t used = 0;
int left;
const char *term = ",";
const char *orig = "{ \"dump_flows\": [";
if ( stats != NULL && nr_stats ) {
for ( uint32_t i = 0; i < nr_stats; i++ ) {
if ( i != 0 ) {
orig = "";
}
if ( i == nr_stats - 1 ) {
term = "]}";
}
left = snprintf( reply_buf + used, PATH_MAX - used, "%s {" DUMP_FLOW_FIELDS "} %s",
orig,
stats->table_id,
stats->duration_sec,
stats->priority,
stats->idle_timeout,
stats->hard_timeout,
stats->flags,
stats->cookie,
stats->packet_count,
stats->byte_count,
term );
used = ( size_t ) left - used;
stats++;
}
}
return reply_buf;
}
static int update_local_ref(struct ref *ref,
const char *remote,
char *display)
{
struct commit *current = NULL, *updated;
enum object_type type;
struct branch *current_branch = branch_get(NULL);
const char *pretty_ref = prettify_ref(ref);
*display = 0;
type = sha1_object_info(ref->new_sha1, NULL);
if (type < 0)
die("object %s not found", sha1_to_hex(ref->new_sha1));
if (!hashcmp(ref->old_sha1, ref->new_sha1)) {
if (verbosity > 0)
sprintf(display, "= %-*s %-*s -> %s", SUMMARY_WIDTH,
"[up to date]", REFCOL_WIDTH, remote,
pretty_ref);
return 0;
}
if (current_branch &&
!strcmp(ref->name, current_branch->name) &&
!(update_head_ok || is_bare_repository()) &&
!is_null_sha1(ref->old_sha1)) {
/*
* If this is the head, and it's not okay to update
* the head, and the old value of the head isn't empty...
*/
sprintf(display, "! %-*s %-*s -> %s (can't fetch in current branch)",
SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote,
pretty_ref);
return 1;
}
if (!is_null_sha1(ref->old_sha1) &&
!prefixcmp(ref->name, "refs/tags/")) {
int r;
r = s_update_ref("updating tag", ref, 0);
sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : '-',
SUMMARY_WIDTH, "[tag update]", REFCOL_WIDTH, remote,
pretty_ref, r ? " (unable to update local ref)" : "");
return r;
}
current = lookup_commit_reference_gently(ref->old_sha1, 1);
updated = lookup_commit_reference_gently(ref->new_sha1, 1);
if (!current || !updated) {
const char *msg;
const char *what;
int r;
if (!strncmp(ref->name, "refs/tags/", 10)) {
msg = "storing tag";
what = "[new tag]";
}
else {
msg = "storing head";
what = "[new branch]";
}
r = s_update_ref(msg, ref, 0);
sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : '*',
SUMMARY_WIDTH, what, REFCOL_WIDTH, remote, pretty_ref,
r ? " (unable to update local ref)" : "");
return r;
}
if (in_merge_bases(current, &updated, 1)) {
char quickref[83];
int r;
strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV));
strcat(quickref, "..");
strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV));
r = s_update_ref("fast forward", ref, 1);
sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : ' ',
SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
pretty_ref, r ? " (unable to update local ref)" : "");
return r;
} else if (force || ref->force) {
char quickref[84];
int r;
strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV));
strcat(quickref, "...");
strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV));
r = s_update_ref("forced-update", ref, 1);
sprintf(display, "%c %-*s %-*s -> %s (%s)", r ? '!' : '+',
SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
pretty_ref,
r ? "unable to update local ref" : "forced update");
return r;
} else {
sprintf(display, "! %-*s %-*s -> %s (non fast forward)",
SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote,
pretty_ref);
return 1;
}
}
static int read_merge_config(const char *var, const char *value, void *cb)
{
struct ll_merge_driver *fn;
const char *ep, *name;
int namelen;
if (!strcmp(var, "merge.default")) {
if (value)
default_ll_merge = xstrdup(value);
return 0;
}
/*
* We are not interested in anything but "merge.<name>.variable";
* especially, we do not want to look at variables such as
* "merge.summary", "merge.tool", and "merge.verbosity".
*/
if (prefixcmp(var, "merge.") || (ep = strrchr(var, '.')) == var + 5)
return 0;
/*
* Find existing one as we might be processing merge.<name>.var2
* after seeing merge.<name>.var1.
*/
name = var + 6;
namelen = ep - name;
for (fn = ll_user_merge; fn; fn = fn->next)
if (!strncmp(fn->name, name, namelen) && !fn->name[namelen])
break;
if (!fn) {
fn = xcalloc(1, sizeof(struct ll_merge_driver));
fn->name = xmemdupz(name, namelen);
fn->fn = ll_ext_merge;
*ll_user_merge_tail = fn;
ll_user_merge_tail = &(fn->next);
}
ep++;
if (!strcmp("name", ep)) {
if (!value)
return error("%s: lacks value", var);
fn->description = xstrdup(value);
return 0;
}
if (!strcmp("driver", ep)) {
if (!value)
return error("%s: lacks value", var);
/*
* merge.<name>.driver specifies the command line:
*
* command-line
*
* The command-line will be interpolated with the following
* tokens and is given to the shell:
*
* %O - temporary file name for the merge base.
* %A - temporary file name for our version.
* %B - temporary file name for the other branches' version.
* %L - conflict marker length
*
* The external merge driver should write the results in the
* file named by %A, and signal that it has done with zero exit
* status.
*/
fn->cmdline = xstrdup(value);
return 0;
}
if (!strcmp("recursive", ep)) {
if (!value)
return error("%s: lacks value", var);
fn->recursive = xstrdup(value);
return 0;
}
return 0;
}
void http_init(struct remote *remote)
{
char *low_speed_limit;
char *low_speed_time;
http_is_verbose = 0;
git_config(http_options, NULL);
curl_global_init(CURL_GLOBAL_ALL);
if (remote && remote->http_proxy)
curl_http_proxy = xstrdup(remote->http_proxy);
pragma_header = curl_slist_append(pragma_header, "Pragma: no-cache");
no_pragma_header = curl_slist_append(no_pragma_header, "Pragma:");
#ifdef USE_CURL_MULTI
{
char *http_max_requests = getenv("GIT_HTTP_MAX_REQUESTS");
if (http_max_requests != NULL)
max_requests = atoi(http_max_requests);
}
curlm = curl_multi_init();
if (curlm == NULL) {
fprintf(stderr, "Error creating curl multi handle.\n");
exit(1);
}
#endif
if (getenv("GIT_SSL_NO_VERIFY"))
curl_ssl_verify = 0;
set_from_env(&ssl_cert, "GIT_SSL_CERT");
#if LIBCURL_VERSION_NUM >= 0x070903
set_from_env(&ssl_key, "GIT_SSL_KEY");
#endif
#if LIBCURL_VERSION_NUM >= 0x070908
set_from_env(&ssl_capath, "GIT_SSL_CAPATH");
#endif
set_from_env(&ssl_cainfo, "GIT_SSL_CAINFO");
set_from_env(&user_agent, "GIT_HTTP_USER_AGENT");
low_speed_limit = getenv("GIT_HTTP_LOW_SPEED_LIMIT");
if (low_speed_limit != NULL)
curl_low_speed_limit = strtol(low_speed_limit, NULL, 10);
low_speed_time = getenv("GIT_HTTP_LOW_SPEED_TIME");
if (low_speed_time != NULL)
curl_low_speed_time = strtol(low_speed_time, NULL, 10);
if (curl_ssl_verify == -1)
curl_ssl_verify = 1;
curl_session_count = 0;
#ifdef USE_CURL_MULTI
if (max_requests < 1)
max_requests = DEFAULT_MAX_REQUESTS;
#endif
if (getenv("GIT_CURL_FTP_NO_EPSV"))
curl_ftp_no_epsv = 1;
if (remote && remote->url && remote->url[0]) {
http_auth_init(remote->url[0]);
if (!ssl_cert_password_required &&
getenv("GIT_SSL_CERT_PASSWORD_PROTECTED") &&
!prefixcmp(remote->url[0], "https://"))
ssl_cert_password_required = 1;
}
#ifndef NO_CURL_EASY_DUPHANDLE
curl_default = get_curl_handle();
#endif
}
int main(int argc, char **argv)
{
int listen_port = 0;
struct string_list listen_addr = STRING_LIST_INIT_NODUP;
int serve_mode = 0, inetd_mode = 0;
const char *pid_file = NULL, *user_name = NULL, *group_name = NULL;
int detach = 0;
struct credentials *cred = NULL;
int i;
git_extract_argv0_path(argv[0]);
for (i = 1; i < argc; i++) {
char *arg = argv[i];
if (!prefixcmp(arg, "--listen=")) {
string_list_append(&listen_addr, xstrdup_tolower(arg + 9));
continue;
}
if (!prefixcmp(arg, "--port=")) {
char *end;
unsigned long n;
n = strtoul(arg+7, &end, 0);
if (arg[7] && !*end) {
listen_port = n;
continue;
}
}
if (!strcmp(arg, "--serve")) {
serve_mode = 1;
continue;
}
if (!strcmp(arg, "--inetd")) {
inetd_mode = 1;
log_syslog = 1;
continue;
}
if (!strcmp(arg, "--verbose")) {
verbose = 1;
continue;
}
if (!strcmp(arg, "--syslog")) {
log_syslog = 1;
continue;
}
if (!strcmp(arg, "--export-all")) {
export_all_trees = 1;
continue;
}
if (!prefixcmp(arg, "--timeout=")) {
timeout = atoi(arg+10);
continue;
}
if (!prefixcmp(arg, "--init-timeout=")) {
init_timeout = atoi(arg+15);
continue;
}
if (!prefixcmp(arg, "--max-connections=")) {
max_connections = atoi(arg+18);
if (max_connections < 0)
max_connections = 0; /* unlimited */
continue;
}
if (!strcmp(arg, "--strict-paths")) {
strict_paths = 1;
continue;
}
if (!prefixcmp(arg, "--base-path=")) {
base_path = arg+12;
continue;
}
if (!strcmp(arg, "--base-path-relaxed")) {
base_path_relaxed = 1;
continue;
}
if (!prefixcmp(arg, "--interpolated-path=")) {
interpolated_path = arg+20;
continue;
}
if (!strcmp(arg, "--reuseaddr")) {
reuseaddr = 1;
continue;
}
if (!strcmp(arg, "--user-path")) {
user_path = "";
continue;
}
if (!prefixcmp(arg, "--user-path=")) {
user_path = arg + 12;
continue;
}
if (!prefixcmp(arg, "--pid-file=")) {
pid_file = arg + 11;
continue;
}
if (!strcmp(arg, "--detach")) {
detach = 1;
log_syslog = 1;
continue;
}
if (!prefixcmp(arg, "--user="******"--group=")) {
group_name = arg + 8;
continue;
}
if (!prefixcmp(arg, "--enable=")) {
enable_service(arg + 9, 1);
continue;
}
if (!prefixcmp(arg, "--disable=")) {
enable_service(arg + 10, 0);
continue;
}
if (!prefixcmp(arg, "--allow-override=")) {
make_service_overridable(arg + 17, 1);
continue;
}
if (!prefixcmp(arg, "--forbid-override=")) {
make_service_overridable(arg + 18, 0);
continue;
}
if (!strcmp(arg, "--")) {
ok_paths = &argv[i+1];
break;
} else if (arg[0] != '-') {
ok_paths = &argv[i];
break;
}
usage(daemon_usage);
}
if (log_syslog) {
openlog("git-daemon", LOG_PID, LOG_DAEMON);
set_die_routine(daemon_die);
} else
/* avoid splitting a message in the middle */
setvbuf(stderr, NULL, _IOFBF, 4096);
if (inetd_mode && (detach || group_name || user_name))
die("--detach, --user and --group are incompatible with --inetd");
if (inetd_mode && (listen_port || (listen_addr.nr > 0)))
die("--listen= and --port= are incompatible with --inetd");
else if (listen_port == 0)
listen_port = DEFAULT_GIT_PORT;
if (group_name && !user_name)
die("--group supplied without --user");
if (user_name)
cred = prepare_credentials(user_name, group_name);
if (strict_paths && (!ok_paths || !*ok_paths))
die("option --strict-paths requires a whitelist");
if (base_path && !is_directory(base_path))
die("base-path '%s' does not exist or is not a directory",
base_path);
if (inetd_mode) {
if (!freopen("/dev/null", "w", stderr))
die_errno("failed to redirect stderr to /dev/null");
}
if (inetd_mode || serve_mode)
return execute();
if (detach) {
daemonize();
loginfo("Ready to rumble");
}
else
sanitize_stdfds();
if (pid_file)
store_pid(pid_file);
/* prepare argv for serving-processes */
cld_argv = xmalloc(sizeof (char *) * (argc + 2));
for (i = 0; i < argc; ++i)
cld_argv[i] = argv[i];
cld_argv[argc] = "--serve";
cld_argv[argc+1] = NULL;
return serve(&listen_addr, listen_port, cred);
}
static int handle_options(const char ***argv, int *argc, int *envchanged)
{
const char **orig_argv = *argv;
while (*argc > 0) {
const char *cmd = (*argv)[0];
if (cmd[0] != '-')
break;
/*
* For legacy reasons, the "version" and "help"
* commands can be written with "--" prepended
* to make them look like flags.
*/
if (!strcmp(cmd, "--help") || !strcmp(cmd, "--version"))
break;
/*
* Check remaining flags.
*/
if (!prefixcmp(cmd, "--exec-path")) {
cmd += 11;
if (*cmd == '=')
git_set_argv_exec_path(cmd + 1);
else {
puts(git_exec_path());
exit(0);
}
} else if (!strcmp(cmd, "--html-path")) {
puts(system_path(GIT_HTML_PATH));
exit(0);
} else if (!strcmp(cmd, "--man-path")) {
puts(system_path(GIT_MAN_PATH));
exit(0);
} else if (!strcmp(cmd, "--info-path")) {
puts(system_path(GIT_INFO_PATH));
exit(0);
} else if (!strcmp(cmd, "-p") || !strcmp(cmd, "--paginate")) {
use_pager = 1;
} else if (!strcmp(cmd, "--no-pager")) {
use_pager = 0;
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--no-replace-objects")) {
read_replace_refs = 0;
setenv(NO_REPLACE_OBJECTS_ENVIRONMENT, "1", 1);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--git-dir")) {
if (*argc < 2) {
fprintf(stderr, "No directory given for --git-dir.\n" );
usage(git_usage_string);
}
setenv(GIT_DIR_ENVIRONMENT, (*argv)[1], 1);
if (envchanged)
*envchanged = 1;
(*argv)++;
(*argc)--;
} else if (!prefixcmp(cmd, "--git-dir=")) {
setenv(GIT_DIR_ENVIRONMENT, cmd + 10, 1);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--namespace")) {
if (*argc < 2) {
fprintf(stderr, "No namespace given for --namespace.\n" );
usage(git_usage_string);
}
setenv(GIT_NAMESPACE_ENVIRONMENT, (*argv)[1], 1);
if (envchanged)
*envchanged = 1;
(*argv)++;
(*argc)--;
} else if (!prefixcmp(cmd, "--namespace=")) {
setenv(GIT_NAMESPACE_ENVIRONMENT, cmd + 12, 1);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--work-tree")) {
if (*argc < 2) {
fprintf(stderr, "No directory given for --work-tree.\n" );
usage(git_usage_string);
}
setenv(GIT_WORK_TREE_ENVIRONMENT, (*argv)[1], 1);
if (envchanged)
*envchanged = 1;
(*argv)++;
(*argc)--;
} else if (!prefixcmp(cmd, "--work-tree=")) {
setenv(GIT_WORK_TREE_ENVIRONMENT, cmd + 12, 1);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--bare")) {
static char git_dir[PATH_MAX+1];
is_bare_repository_cfg = 1;
setenv(GIT_DIR_ENVIRONMENT, getcwd(git_dir, sizeof(git_dir)), 0);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "-c")) {
if (*argc < 2) {
fprintf(stderr, "-c expects a configuration string\n" );
usage(git_usage_string);
}
git_config_push_parameter((*argv)[1]);
(*argv)++;
(*argc)--;
} else if (!strcmp(cmd, "--literal-pathspecs")) {
setenv(GIT_LITERAL_PATHSPECS_ENVIRONMENT, "1", 1);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--no-literal-pathspecs")) {
setenv(GIT_LITERAL_PATHSPECS_ENVIRONMENT, "0", 1);
if (envchanged)
*envchanged = 1;
} else {
fprintf(stderr, "Unknown option: %s\n", cmd);
usage(git_usage_string);
}
(*argv)++;
(*argc)--;
}
return (*argv) - orig_argv;
}
void config_cb(const char *name, const char *value)
{
if (!strcmp(name, "section") || !strcmp(name, "repo.group"))
ctx.cfg.section = xstrdup(value);
else if (!strcmp(name, "repo.url"))
ctx.repo = cgit_add_repo(value);
else if (ctx.repo && !strcmp(name, "repo.path"))
ctx.repo->path = trim_end(value, '/');
else if (ctx.repo && !prefixcmp(name, "repo."))
repo_config(ctx.repo, name + 5, value);
else if (!strcmp(name, "readme"))
ctx.cfg.readme = xstrdup(value);
else if (!strcmp(name, "root-title"))
ctx.cfg.root_title = xstrdup(value);
else if (!strcmp(name, "root-desc"))
ctx.cfg.root_desc = xstrdup(value);
else if (!strcmp(name, "root-readme"))
ctx.cfg.root_readme = xstrdup(value);
else if (!strcmp(name, "css"))
ctx.cfg.css = xstrdup(value);
else if (!strcmp(name, "favicon"))
ctx.cfg.favicon = xstrdup(value);
else if (!strcmp(name, "footer"))
ctx.cfg.footer = xstrdup(value);
else if (!strcmp(name, "head-include"))
ctx.cfg.head_include = xstrdup(value);
else if (!strcmp(name, "header"))
ctx.cfg.header = xstrdup(value);
else if (!strcmp(name, "logo"))
ctx.cfg.logo = xstrdup(value);
else if (!strcmp(name, "index-header"))
ctx.cfg.index_header = xstrdup(value);
else if (!strcmp(name, "index-info"))
ctx.cfg.index_info = xstrdup(value);
else if (!strcmp(name, "logo-link"))
ctx.cfg.logo_link = xstrdup(value);
else if (!strcmp(name, "module-link"))
ctx.cfg.module_link = xstrdup(value);
else if (!strcmp(name, "strict-export"))
ctx.cfg.strict_export = xstrdup(value);
else if (!strcmp(name, "virtual-root")) {
ctx.cfg.virtual_root = trim_end(value, '/');
if (!ctx.cfg.virtual_root && (!strcmp(value, "/")))
ctx.cfg.virtual_root = "";
} else if (!strcmp(name, "nocache"))
ctx.cfg.nocache = atoi(value);
else if (!strcmp(name, "noplainemail"))
ctx.cfg.noplainemail = atoi(value);
else if (!strcmp(name, "noheader"))
ctx.cfg.noheader = atoi(value);
else if (!strcmp(name, "snapshots"))
ctx.cfg.snapshots = cgit_parse_snapshots_mask(value);
else if (!strcmp(name, "enable-filter-overrides"))
ctx.cfg.enable_filter_overrides = atoi(value);
else if (!strcmp(name, "enable-gitweb-owner"))
ctx.cfg.enable_gitweb_owner = atoi(value);
else if (!strcmp(name, "enable-index-links"))
ctx.cfg.enable_index_links = atoi(value);
else if (!strcmp(name, "enable-log-filecount"))
ctx.cfg.enable_log_filecount = atoi(value);
else if (!strcmp(name, "enable-log-linecount"))
ctx.cfg.enable_log_linecount = atoi(value);
else if (!strcmp(name, "enable-remote-branches"))
ctx.cfg.enable_remote_branches = atoi(value);
else if (!strcmp(name, "enable-subject-links"))
ctx.cfg.enable_subject_links = atoi(value);
else if (!strcmp(name, "enable-tree-linenumbers"))
ctx.cfg.enable_tree_linenumbers = atoi(value);
else if (!strcmp(name, "max-stats"))
ctx.cfg.max_stats = cgit_find_stats_period(value, NULL);
else if (!strcmp(name, "cache-size"))
ctx.cfg.cache_size = atoi(value);
else if (!strcmp(name, "cache-root"))
ctx.cfg.cache_root = xstrdup(expand_macros(value));
else if (!strcmp(name, "cache-root-ttl"))
ctx.cfg.cache_root_ttl = atoi(value);
else if (!strcmp(name, "cache-repo-ttl"))
ctx.cfg.cache_repo_ttl = atoi(value);
else if (!strcmp(name, "cache-scanrc-ttl"))
ctx.cfg.cache_scanrc_ttl = atoi(value);
else if (!strcmp(name, "cache-static-ttl"))
ctx.cfg.cache_static_ttl = atoi(value);
else if (!strcmp(name, "cache-dynamic-ttl"))
ctx.cfg.cache_dynamic_ttl = atoi(value);
else if (!strcmp(name, "about-filter"))
ctx.cfg.about_filter = new_filter(value, 0);
else if (!strcmp(name, "commit-filter"))
ctx.cfg.commit_filter = new_filter(value, 0);
else if (!strcmp(name, "embedded"))
ctx.cfg.embedded = atoi(value);
else if (!strcmp(name, "max-atom-items"))
ctx.cfg.max_atom_items = atoi(value);
else if (!strcmp(name, "max-message-length"))
ctx.cfg.max_msg_len = atoi(value);
else if (!strcmp(name, "max-repodesc-length"))
ctx.cfg.max_repodesc_len = atoi(value);
else if (!strcmp(name, "max-blob-size"))
ctx.cfg.max_blob_size = atoi(value);
else if (!strcmp(name, "max-repo-count"))
ctx.cfg.max_repo_count = atoi(value);
else if (!strcmp(name, "max-commit-count"))
ctx.cfg.max_commit_count = atoi(value);
else if (!strcmp(name, "project-list"))
ctx.cfg.project_list = xstrdup(expand_macros(value));
else if (!strcmp(name, "scan-path"))
if (!ctx.cfg.nocache && ctx.cfg.cache_size)
process_cached_repolist(expand_macros(value));
else if (ctx.cfg.project_list)
scan_projects(expand_macros(value),
ctx.cfg.project_list, repo_config);
else
scan_tree(expand_macros(value), repo_config);
else if (!strcmp(name, "section-from-path"))
ctx.cfg.section_from_path = atoi(value);
else if (!strcmp(name, "source-filter"))
ctx.cfg.source_filter = new_filter(value, 1);
else if (!strcmp(name, "summary-log"))
ctx.cfg.summary_log = atoi(value);
else if (!strcmp(name, "summary-branches"))
ctx.cfg.summary_branches = atoi(value);
else if (!strcmp(name, "summary-tags"))
ctx.cfg.summary_tags = atoi(value);
else if (!strcmp(name, "side-by-side-diffs"))
ctx.cfg.ssdiff = atoi(value);
else if (!strcmp(name, "agefile"))
ctx.cfg.agefile = xstrdup(value);
else if (!strcmp(name, "renamelimit"))
ctx.cfg.renamelimit = atoi(value);
else if (!strcmp(name, "remove-suffix"))
ctx.cfg.remove_suffix = atoi(value);
else if (!strcmp(name, "robots"))
ctx.cfg.robots = xstrdup(value);
else if (!strcmp(name, "clone-prefix"))
ctx.cfg.clone_prefix = xstrdup(value);
else if (!strcmp(name, "local-time"))
ctx.cfg.local_time = atoi(value);
else if (!prefixcmp(name, "mimetype."))
add_mimetype(name + 9, value);
else if (!strcmp(name, "include"))
parse_configfile(expand_macros(value), config_cb);
}
static void insert_one_record(struct shortlog *log,
const char *author,
const char *oneline)
{
const char *dot3 = log->common_repo_prefix;
char *buffer, *p;
struct string_list_item *item;
char namebuf[1024];
char emailbuf[1024];
size_t len;
const char *eol;
const char *boemail, *eoemail;
struct strbuf subject = STRBUF_INIT;
boemail = strchr(author, '<');
if (!boemail)
return;
eoemail = strchr(boemail, '>');
if (!eoemail)
return;
/* copy author name to namebuf, to support matching on both name and email */
memcpy(namebuf, author, boemail - author);
len = boemail - author;
while(len > 0 && isspace(namebuf[len-1]))
len--;
namebuf[len] = 0;
/* copy email name to emailbuf, to allow email replacement as well */
memcpy(emailbuf, boemail+1, eoemail - boemail);
emailbuf[eoemail - boemail - 1] = 0;
if (!map_user(&log->mailmap, emailbuf, sizeof(emailbuf), namebuf, sizeof(namebuf))) {
while (author < boemail && isspace(*author))
author++;
for (len = 0;
len < sizeof(namebuf) - 1 && author + len < boemail;
len++)
namebuf[len] = author[len];
while (0 < len && isspace(namebuf[len-1]))
len--;
namebuf[len] = '\0';
}
else
len = strlen(namebuf);
if (log->email) {
size_t room = sizeof(namebuf) - len - 1;
int maillen = strlen(emailbuf);
snprintf(namebuf + len, room, " <%.*s>", maillen, emailbuf);
}
item = string_list_insert(namebuf, &log->list);
if (item->util == NULL)
item->util = xcalloc(1, sizeof(struct string_list));
/* Skip any leading whitespace, including any blank lines. */
while (*oneline && isspace(*oneline))
oneline++;
eol = strchr(oneline, '\n');
if (!eol)
eol = oneline + strlen(oneline);
if (!prefixcmp(oneline, "[PATCH")) {
char *eob = strchr(oneline, ']');
if (eob && (!eol || eob < eol))
oneline = eob + 1;
}
while (*oneline && isspace(*oneline) && *oneline != '\n')
oneline++;
format_subject(&subject, oneline, " ");
buffer = strbuf_detach(&subject, NULL);
if (dot3) {
int dot3len = strlen(dot3);
if (dot3len > 5) {
while ((p = strstr(buffer, dot3)) != NULL) {
int taillen = strlen(p) - dot3len;
memcpy(p, "/.../", 5);
memmove(p + 5, p + dot3len, taillen + 1);
}
}
}
string_list_append(buffer, item->util);
}
int cmd_merge(int argc, const char **argv, const char *prefix)
{
unsigned char result_tree[20];
unsigned char stash[20];
unsigned char head_sha1[20];
struct commit *head_commit;
struct strbuf buf = STRBUF_INIT;
const char *head_arg;
int flag, i;
int best_cnt = -1, merge_was_ok = 0, automerge_was_ok = 0;
struct commit_list *common = NULL;
const char *best_strategy = NULL, *wt_strategy = NULL;
struct commit_list **remotes = &remoteheads;
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(builtin_merge_usage, builtin_merge_options);
/*
* Check if we are _not_ on a detached HEAD, i.e. if there is a
* current branch.
*/
branch = resolve_ref("HEAD", head_sha1, 0, &flag);
if (branch && !prefixcmp(branch, "refs/heads/"))
branch += 11;
if (!branch || is_null_sha1(head_sha1))
head_commit = NULL;
else
head_commit = lookup_commit_or_die(head_sha1, "HEAD");
git_config(git_merge_config, NULL);
if (branch_mergeoptions)
parse_branch_merge_options(branch_mergeoptions);
argc = parse_options(argc, argv, prefix, builtin_merge_options,
builtin_merge_usage, 0);
if (verbosity < 0 && show_progress == -1)
show_progress = 0;
if (abort_current_merge) {
int nargc = 2;
const char *nargv[] = {"reset", "--merge", NULL};
if (!file_exists(git_path("MERGE_HEAD")))
die(_("There is no merge to abort (MERGE_HEAD missing)."));
/* Invoke 'git reset --merge' */
return cmd_reset(nargc, nargv, prefix);
}
if (read_cache_unmerged())
die_resolve_conflict("merge");
if (file_exists(git_path("MERGE_HEAD"))) {
/*
* There is no unmerged entry, don't advise 'git
* add/rm <file>', just 'git commit'.
*/
if (advice_resolve_conflict)
die(_("You have not concluded your merge (MERGE_HEAD exists).\n"
"Please, commit your changes before you can merge."));
else
die(_("You have not concluded your merge (MERGE_HEAD exists)."));
}
if (file_exists(git_path("CHERRY_PICK_HEAD"))) {
if (advice_resolve_conflict)
die(_("You have not concluded your cherry-pick (CHERRY_PICK_HEAD exists).\n"
"Please, commit your changes before you can merge."));
else
die(_("You have not concluded your cherry-pick (CHERRY_PICK_HEAD exists)."));
}
resolve_undo_clear();
if (verbosity < 0)
show_diffstat = 0;
if (squash) {
if (!allow_fast_forward)
die(_("You cannot combine --squash with --no-ff."));
option_commit = 0;
}
if (!allow_fast_forward && fast_forward_only)
die(_("You cannot combine --no-ff with --ff-only."));
if (!abort_current_merge) {
if (!argc && default_to_upstream)
argc = setup_with_upstream(&argv);
else if (argc == 1 && !strcmp(argv[0], "-"))
argv[0] = "@{-1}";
}
if (!argc)
usage_with_options(builtin_merge_usage,
builtin_merge_options);
/*
* This could be traditional "merge <msg> HEAD <commit>..." and
* the way we can tell it is to see if the second token is HEAD,
* but some people might have misused the interface and used a
* committish that is the same as HEAD there instead.
* Traditional format never would have "-m" so it is an
* additional safety measure to check for it.
*/
if (!have_message && head_commit &&
is_old_style_invocation(argc, argv, head_commit->object.sha1)) {
strbuf_addstr(&merge_msg, argv[0]);
head_arg = argv[1];
argv += 2;
argc -= 2;
} else if (!head_commit) {
struct object *remote_head;
/*
* If the merged head is a valid one there is no reason
* to forbid "git merge" into a branch yet to be born.
* We do the same for "git pull".
*/
if (argc != 1)
die(_("Can merge only exactly one commit into "
"empty head"));
if (squash)
die(_("Squash commit into empty head not supported yet"));
if (!allow_fast_forward)
die(_("Non-fast-forward commit does not make sense into "
"an empty head"));
remote_head = want_commit(argv[0]);
if (!remote_head)
die(_("%s - not something we can merge"), argv[0]);
read_empty(remote_head->sha1, 0);
update_ref("initial pull", "HEAD", remote_head->sha1, NULL, 0,
DIE_ON_ERR);
return 0;
} else {
struct strbuf merge_names = STRBUF_INIT;
/* We are invoked directly as the first-class UI. */
head_arg = "HEAD";
/*
* All the rest are the commits being merged;
* prepare the standard
int cmd_format_patch(int argc, const char **argv, const char *prefix)
{
struct commit *commit;
struct commit **list = NULL;
struct rev_info rev;
struct setup_revision_opt s_r_opt;
int nr = 0, total, i;
int use_stdout = 0;
int start_number = -1;
int numbered_files = 0; /* _just_ numbers */
int ignore_if_in_upstream = 0;
int cover_letter = 0;
int boundary_count = 0;
int no_binary_diff = 0;
struct commit *origin = NULL, *head = NULL;
const char *in_reply_to = NULL;
struct patch_ids ids;
char *add_signoff = NULL;
struct strbuf buf = STRBUF_INIT;
int use_patch_format = 0;
int quiet = 0;
char *branch_name = NULL;
const struct option builtin_format_patch_options[] = {
{ OPTION_CALLBACK, 'n', "numbered", &numbered, NULL,
"use [PATCH n/m] even with a single patch",
PARSE_OPT_NOARG, numbered_callback },
{ OPTION_CALLBACK, 'N', "no-numbered", &numbered, NULL,
"use [PATCH] even with multiple patches",
PARSE_OPT_NOARG, no_numbered_callback },
OPT_BOOLEAN('s', "signoff", &do_signoff, "add Signed-off-by:"),
OPT_BOOLEAN(0, "stdout", &use_stdout,
"print patches to standard out"),
OPT_BOOLEAN(0, "cover-letter", &cover_letter,
"generate a cover letter"),
OPT_BOOLEAN(0, "numbered-files", &numbered_files,
"use simple number sequence for output file names"),
OPT_STRING(0, "suffix", &fmt_patch_suffix, "sfx",
"use <sfx> instead of '.patch'"),
OPT_INTEGER(0, "start-number", &start_number,
"start numbering patches at <n> instead of 1"),
{ OPTION_CALLBACK, 0, "subject-prefix", &rev, "prefix",
"Use [<prefix>] instead of [PATCH]",
PARSE_OPT_NONEG, subject_prefix_callback },
{ OPTION_CALLBACK, 'o', "output-directory", &output_directory,
"dir", "store resulting files in <dir>",
PARSE_OPT_NONEG, output_directory_callback },
{ OPTION_CALLBACK, 'k', "keep-subject", &rev, NULL,
"don't strip/add [PATCH]",
PARSE_OPT_NOARG | PARSE_OPT_NONEG, keep_callback },
OPT_BOOLEAN(0, "no-binary", &no_binary_diff,
"don't output binary diffs"),
OPT_BOOLEAN(0, "ignore-if-in-upstream", &ignore_if_in_upstream,
"don't include a patch matching a commit upstream"),
{ OPTION_BOOLEAN, 'p', "no-stat", &use_patch_format, NULL,
"show patch format instead of default (patch + stat)",
PARSE_OPT_NONEG | PARSE_OPT_NOARG },
OPT_GROUP("Messaging"),
{ OPTION_CALLBACK, 0, "add-header", NULL, "header",
"add email header", 0, header_callback },
{ OPTION_CALLBACK, 0, "to", NULL, "email", "add To: header",
0, to_callback },
{ OPTION_CALLBACK, 0, "cc", NULL, "email", "add Cc: header",
0, cc_callback },
OPT_STRING(0, "in-reply-to", &in_reply_to, "message-id",
"make first mail a reply to <message-id>"),
{ OPTION_CALLBACK, 0, "attach", &rev, "boundary",
"attach the patch", PARSE_OPT_OPTARG,
attach_callback },
{ OPTION_CALLBACK, 0, "inline", &rev, "boundary",
"inline the patch",
PARSE_OPT_OPTARG | PARSE_OPT_NONEG,
inline_callback },
{ OPTION_CALLBACK, 0, "thread", &thread, "style",
"enable message threading, styles: shallow, deep",
PARSE_OPT_OPTARG, thread_callback },
OPT_STRING(0, "signature", &signature, "signature",
"add a signature"),
OPT_BOOLEAN(0, "quiet", &quiet,
"don't print the patch filenames"),
OPT_END()
};
extra_hdr.strdup_strings = 1;
extra_to.strdup_strings = 1;
extra_cc.strdup_strings = 1;
git_config(git_format_config, NULL);
init_revisions(&rev, prefix);
rev.commit_format = CMIT_FMT_EMAIL;
rev.verbose_header = 1;
rev.diff = 1;
rev.max_parents = 1;
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
rev.subject_prefix = fmt_patch_subject_prefix;
memset(&s_r_opt, 0, sizeof(s_r_opt));
s_r_opt.def = "HEAD";
if (default_attach) {
rev.mime_boundary = default_attach;
rev.no_inline = 1;
}
/*
* Parse the arguments before setup_revisions(), or something
* like "git format-patch -o a123 HEAD^.." may fail; a123 is
* possibly a valid SHA1.
*/
argc = parse_options(argc, argv, prefix, builtin_format_patch_options,
builtin_format_patch_usage,
PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN |
PARSE_OPT_KEEP_DASHDASH);
if (do_signoff) {
const char *committer;
const char *endpos;
committer = git_committer_info(IDENT_ERROR_ON_NO_NAME);
endpos = strchr(committer, '>');
if (!endpos)
die(_("bogus committer info %s"), committer);
add_signoff = xmemdupz(committer, endpos - committer + 1);
}
for (i = 0; i < extra_hdr.nr; i++) {
strbuf_addstr(&buf, extra_hdr.items[i].string);
strbuf_addch(&buf, '\n');
}
if (extra_to.nr)
strbuf_addstr(&buf, "To: ");
for (i = 0; i < extra_to.nr; i++) {
if (i)
strbuf_addstr(&buf, " ");
strbuf_addstr(&buf, extra_to.items[i].string);
if (i + 1 < extra_to.nr)
strbuf_addch(&buf, ',');
strbuf_addch(&buf, '\n');
}
if (extra_cc.nr)
strbuf_addstr(&buf, "Cc: ");
for (i = 0; i < extra_cc.nr; i++) {
if (i)
strbuf_addstr(&buf, " ");
strbuf_addstr(&buf, extra_cc.items[i].string);
if (i + 1 < extra_cc.nr)
strbuf_addch(&buf, ',');
strbuf_addch(&buf, '\n');
}
rev.extra_headers = strbuf_detach(&buf, NULL);
if (start_number < 0)
start_number = 1;
/*
* If numbered is set solely due to format.numbered in config,
* and it would conflict with --keep-subject (-k) from the
* command line, reset "numbered".
*/
if (numbered && keep_subject && !numbered_cmdline_opt)
numbered = 0;
if (numbered && keep_subject)
die (_("-n and -k are mutually exclusive."));
if (keep_subject && subject_prefix)
die (_("--subject-prefix and -k are mutually exclusive."));
rev.preserve_subject = keep_subject;
argc = setup_revisions(argc, argv, &rev, &s_r_opt);
if (argc > 1)
die (_("unrecognized argument: %s"), argv[1]);
if (rev.diffopt.output_format & DIFF_FORMAT_NAME)
die(_("--name-only does not make sense"));
if (rev.diffopt.output_format & DIFF_FORMAT_NAME_STATUS)
die(_("--name-status does not make sense"));
if (rev.diffopt.output_format & DIFF_FORMAT_CHECKDIFF)
die(_("--check does not make sense"));
if (!use_patch_format &&
(!rev.diffopt.output_format ||
rev.diffopt.output_format == DIFF_FORMAT_PATCH))
rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_SUMMARY;
/* Always generate a patch */
rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
if (!DIFF_OPT_TST(&rev.diffopt, TEXT) && !no_binary_diff)
DIFF_OPT_SET(&rev.diffopt, BINARY);
if (rev.show_notes)
init_display_notes(&rev.notes_opt);
if (!use_stdout)
output_directory = set_outdir(prefix, output_directory);
else
setup_pager();
if (output_directory) {
if (use_stdout)
die(_("standard output, or directory, which one?"));
if (mkdir(output_directory, 0777) < 0 && errno != EEXIST)
die_errno(_("Could not create directory '%s'"),
output_directory);
}
if (rev.pending.nr == 1) {
if (rev.max_count < 0 && !rev.show_root_diff) {
/*
* This is traditional behaviour of "git format-patch
* origin" that prepares what the origin side still
* does not have.
*/
unsigned char sha1[20];
const char *ref;
rev.pending.objects[0].item->flags |= UNINTERESTING;
add_head_to_pending(&rev);
ref = resolve_ref_unsafe("HEAD", sha1, 1, NULL);
if (ref && !prefixcmp(ref, "refs/heads/"))
branch_name = xstrdup(ref + strlen("refs/heads/"));
else
branch_name = xstrdup(""); /* no branch */
}
/*
* Otherwise, it is "format-patch -22 HEAD", and/or
* "format-patch --root HEAD". The user wants
* get_revision() to do the usual traversal.
*/
}
/*
* We cannot move this anywhere earlier because we do want to
* know if --root was given explicitly from the command line.
*/
rev.show_root_diff = 1;
if (cover_letter) {
/*
* NEEDSWORK:randomly pick one positive commit to show
* diffstat; this is often the tip and the command
* happens to do the right thing in most cases, but a
* complex command like "--cover-letter a b c ^bottom"
* picks "c" and shows diffstat between bottom..c
* which may not match what the series represents at
* all and totally broken.
*/
int i;
for (i = 0; i < rev.pending.nr; i++) {
struct object *o = rev.pending.objects[i].item;
if (!(o->flags & UNINTERESTING))
head = (struct commit *)o;
}
/* There is nothing to show; it is not an error, though. */
if (!head)
return 0;
if (!branch_name)
branch_name = find_branch_name(&rev);
}
if (ignore_if_in_upstream) {
/* Don't say anything if head and upstream are the same. */
if (rev.pending.nr == 2) {
struct object_array_entry *o = rev.pending.objects;
if (hashcmp(o[0].item->sha1, o[1].item->sha1) == 0)
return 0;
}
get_patch_ids(&rev, &ids, prefix);
}
if (!use_stdout)
realstdout = xfdopen(xdup(1), "w");
if (prepare_revision_walk(&rev))
die(_("revision walk setup failed"));
rev.boundary = 1;
while ((commit = get_revision(&rev)) != NULL) {
if (commit->object.flags & BOUNDARY) {
boundary_count++;
origin = (boundary_count == 1) ? commit : NULL;
continue;
}
if (ignore_if_in_upstream &&
has_commit_patch_id(commit, &ids))
continue;
nr++;
list = xrealloc(list, nr * sizeof(list[0]));
list[nr - 1] = commit;
}
total = nr;
if (!keep_subject && auto_number && total > 1)
numbered = 1;
if (numbered)
rev.total = total + start_number - 1;
if (in_reply_to || thread || cover_letter)
rev.ref_message_ids = xcalloc(1, sizeof(struct string_list));
if (in_reply_to) {
const char *msgid = clean_message_id(in_reply_to);
string_list_append(rev.ref_message_ids, msgid);
}
rev.numbered_files = numbered_files;
rev.patch_suffix = fmt_patch_suffix;
if (cover_letter) {
if (thread)
gen_message_id(&rev, "cover");
make_cover_letter(&rev, use_stdout, numbered, numbered_files,
origin, nr, list, head, branch_name, quiet);
total++;
start_number--;
}
rev.add_signoff = add_signoff;
while (0 <= --nr) {
int shown;
commit = list[nr];
rev.nr = total - nr + (start_number - 1);
/* Make the second and subsequent mails replies to the first */
if (thread) {
/* Have we already had a message ID? */
if (rev.message_id) {
/*
* For deep threading: make every mail
* a reply to the previous one, no
* matter what other options are set.
*
* For shallow threading:
*
* Without --cover-letter and
* --in-reply-to, make every mail a
* reply to the one before.
*
* With --in-reply-to but no
* --cover-letter, make every mail a
* reply to the <reply-to>.
*
* With --cover-letter, make every
* mail but the cover letter a reply
* to the cover letter. The cover
* letter is a reply to the
* --in-reply-to, if specified.
*/
if (thread == THREAD_SHALLOW
&& rev.ref_message_ids->nr > 0
&& (!cover_letter || rev.nr > 1))
free(rev.message_id);
else
string_list_append(rev.ref_message_ids,
rev.message_id);
}
gen_message_id(&rev, sha1_to_hex(commit->object.sha1));
}
if (!use_stdout && reopen_stdout(numbered_files ? NULL : commit,
&rev, quiet))
die(_("Failed to create output files"));
shown = log_tree_commit(&rev, commit);
free(commit->buffer);
commit->buffer = NULL;
/* We put one extra blank line between formatted
* patches and this flag is used by log-tree code
* to see if it needs to emit a LF before showing
* the log; when using one file per patch, we do
* not want the extra blank line.
*/
if (!use_stdout)
rev.shown_one = 0;
if (shown) {
if (rev.mime_boundary)
printf("\n--%s%s--\n\n\n",
mime_boundary_leader,
rev.mime_boundary);
else
print_signature();
}
if (!use_stdout)
fclose(stdout);
}
free(list);
free(branch_name);
string_list_clear(&extra_to, 0);
string_list_clear(&extra_cc, 0);
string_list_clear(&extra_hdr, 0);
if (ignore_if_in_upstream)
free_patch_ids(&ids);
return 0;
}
/* Get the name for the merge commit's message. */
static void merge_name(const char *remote, struct strbuf *msg)
{
struct object *remote_head;
unsigned char branch_head[20], buf_sha[20];
struct strbuf buf = STRBUF_INIT;
struct strbuf bname = STRBUF_INIT;
const char *ptr;
char *found_ref;
int len, early;
strbuf_branchname(&bname, remote);
remote = bname.buf;
memset(branch_head, 0, sizeof(branch_head));
remote_head = want_commit(remote);
if (!remote_head)
die(_("'%s' does not point to a commit"), remote);
if (dwim_ref(remote, strlen(remote), branch_head, &found_ref) > 0) {
if (!prefixcmp(found_ref, "refs/heads/")) {
strbuf_addf(msg, "%s\t\tbranch '%s' of .\n",
sha1_to_hex(branch_head), remote);
goto cleanup;
}
if (!prefixcmp(found_ref, "refs/remotes/")) {
strbuf_addf(msg, "%s\t\tremote-tracking branch '%s' of .\n",
sha1_to_hex(branch_head), remote);
goto cleanup;
}
}
/* See if remote matches <name>^^^.. or <name>~<number> */
for (len = 0, ptr = remote + strlen(remote);
remote < ptr && ptr[-1] == '^';
ptr--)
len++;
if (len)
early = 1;
else {
early = 0;
ptr = strrchr(remote, '~');
if (ptr) {
int seen_nonzero = 0;
len++; /* count ~ */
while (*++ptr && isdigit(*ptr)) {
seen_nonzero |= (*ptr != '0');
len++;
}
if (*ptr)
len = 0; /* not ...~<number> */
else if (seen_nonzero)
early = 1;
else if (len == 1)
early = 1; /* "name~" is "name~1"! */
}
}
if (len) {
struct strbuf truname = STRBUF_INIT;
strbuf_addstr(&truname, "refs/heads/");
strbuf_addstr(&truname, remote);
strbuf_setlen(&truname, truname.len - len);
if (resolve_ref(truname.buf, buf_sha, 1, NULL)) {
strbuf_addf(msg,
"%s\t\tbranch '%s'%s of .\n",
sha1_to_hex(remote_head->sha1),
truname.buf + 11,
(early ? " (early part)" : ""));
strbuf_release(&truname);
goto cleanup;
}
}
if (!strcmp(remote, "FETCH_HEAD") &&
!access(git_path("FETCH_HEAD"), R_OK)) {
const char *filename;
FILE *fp;
struct strbuf line = STRBUF_INIT;
char *ptr;
filename = git_path("FETCH_HEAD");
fp = fopen(filename, "r");
if (!fp)
die_errno(_("could not open '%s' for reading"),
filename);
strbuf_getline(&line, fp, '\n');
fclose(fp);
ptr = strstr(line.buf, "\tnot-for-merge\t");
if (ptr)
strbuf_remove(&line, ptr-line.buf+1, 13);
strbuf_addbuf(msg, &line);
strbuf_release(&line);
goto cleanup;
}
strbuf_addf(msg, "%s\t\tcommit '%s'\n",
sha1_to_hex(remote_head->sha1), remote);
cleanup:
strbuf_release(&buf);
strbuf_release(&bname);
}
static int find_common(int fd[2], unsigned char *result_sha1,
struct ref *refs)
{
int fetching;
int count = 0, flushes = 0, retval;
const unsigned char *sha1;
unsigned in_vain = 0;
int got_continue = 0;
if (marked)
for_each_ref(clear_marks, NULL);
marked = 1;
for_each_ref(rev_list_insert_ref, NULL);
fetching = 0;
for ( ; refs ; refs = refs->next) {
unsigned char *remote = refs->old_sha1;
struct object *o;
/*
* If that object is complete (i.e. it is an ancestor of a
* local ref), we tell them we have it but do not have to
* tell them about its ancestors, which they already know
* about.
*
* We use lookup_object here because we are only
* interested in the case we *know* the object is
* reachable and we have already scanned it.
*/
if (((o = lookup_object(remote)) != NULL) &&
(o->flags & COMPLETE)) {
continue;
}
if (!fetching)
packet_write(fd[1], "want %s%s%s%s%s%s%s%s\n",
sha1_to_hex(remote),
(multi_ack ? " multi_ack" : ""),
(use_sideband == 2 ? " side-band-64k" : ""),
(use_sideband == 1 ? " side-band" : ""),
(args.use_thin_pack ? " thin-pack" : ""),
(args.no_progress ? " no-progress" : ""),
(args.include_tag ? " include-tag" : ""),
(prefer_ofs_delta ? " ofs-delta" : ""));
else
packet_write(fd[1], "want %s\n", sha1_to_hex(remote));
fetching++;
}
if (is_repository_shallow())
write_shallow_commits(fd[1], 1);
if (args.depth > 0)
packet_write(fd[1], "deepen %d", args.depth);
packet_flush(fd[1]);
if (!fetching)
return 1;
if (args.depth > 0) {
char line[1024];
unsigned char sha1[20];
while (packet_read_line(fd[0], line, sizeof(line))) {
if (!prefixcmp(line, "shallow ")) {
if (get_sha1_hex(line + 8, sha1))
die("invalid shallow line: %s", line);
register_shallow(sha1);
continue;
}
if (!prefixcmp(line, "unshallow ")) {
if (get_sha1_hex(line + 10, sha1))
die("invalid unshallow line: %s", line);
if (!lookup_object(sha1))
die("object not found: %s", line);
/* make sure that it is parsed as shallow */
if (!parse_object(sha1))
die("error in object: %s", line);
if (unregister_shallow(sha1))
die("no shallow found: %s", line);
continue;
}
die("expected shallow/unshallow, got %s", line);
}
}
flushes = 0;
retval = -1;
while ((sha1 = get_rev())) {
packet_write(fd[1], "have %s\n", sha1_to_hex(sha1));
if (args.verbose)
fprintf(stderr, "have %s\n", sha1_to_hex(sha1));
in_vain++;
if (!(31 & ++count)) {
int ack;
packet_flush(fd[1]);
flushes++;
/*
* We keep one window "ahead" of the other side, and
* will wait for an ACK only on the next one
*/
if (count == 32)
continue;
do {
ack = get_ack(fd[0], result_sha1);
if (args.verbose && ack)
fprintf(stderr, "got ack %d %s\n", ack,
sha1_to_hex(result_sha1));
if (ack == 1) {
flushes = 0;
multi_ack = 0;
retval = 0;
goto done;
} else if (ack == 2) {
struct commit *commit =
lookup_commit(result_sha1);
mark_common(commit, 0, 1);
retval = 0;
in_vain = 0;
got_continue = 1;
}
} while (ack);
flushes--;
if (got_continue && MAX_IN_VAIN < in_vain) {
if (args.verbose)
fprintf(stderr, "giving up\n");
break; /* give up */
}
}
}
done:
packet_write(fd[1], "done\n");
if (args.verbose)
fprintf(stderr, "done\n");
if (retval != 0) {
multi_ack = 0;
flushes++;
}
while (flushes || multi_ack) {
int ack = get_ack(fd[0], result_sha1);
if (ack) {
if (args.verbose)
fprintf(stderr, "got ack (%d) %s\n", ack,
sha1_to_hex(result_sha1));
if (ack == 1)
return 0;
multi_ack = 1;
continue;
}
flushes--;
}
/* it is no error to fetch into a completely empty repo */
return count ? retval : 0;
}
/*
* Note. This is used only by "push"; refspec matching rules for
* push and fetch are subtly different, so do not try to reuse it
* without thinking.
*/
int match_refs(struct ref *src, struct ref *dst, struct ref ***dst_tail,
int nr_refspec, const char **refspec, int flags)
{
struct refspec *rs;
int send_all = flags & MATCH_REFS_ALL;
int send_mirror = flags & MATCH_REFS_MIRROR;
static const char *default_refspec[] = { ":", 0 };
if (!nr_refspec) {
nr_refspec = 1;
refspec = default_refspec;
}
rs = parse_push_refspec(nr_refspec, (const char **) refspec);
if (match_explicit_refs(src, dst, dst_tail, rs, nr_refspec))
return -1;
/* pick the remainder */
for ( ; src; src = src->next) {
struct ref *dst_peer;
const struct refspec *pat = NULL;
char *dst_name;
if (src->peer_ref)
continue;
pat = check_pattern_match(rs, nr_refspec, src);
if (!pat)
continue;
if (pat->matching) {
/*
* "matching refs"; traditionally we pushed everything
* including refs outside refs/heads/ hierarchy, but
* that does not make much sense these days.
*/
if (!send_mirror && prefixcmp(src->name, "refs/heads/"))
continue;
dst_name = xstrdup(src->name);
} else {
const char *dst_side = pat->dst ? pat->dst : pat->src;
dst_name = xmalloc(strlen(dst_side) +
strlen(src->name) -
strlen(pat->src) + 2);
strcpy(dst_name, dst_side);
strcat(dst_name, src->name + strlen(pat->src));
}
dst_peer = find_ref_by_name(dst, dst_name);
if (dst_peer) {
if (dst_peer->peer_ref)
/* We're already sending something to this ref. */
goto free_name;
} else {
if (pat->matching && !(send_all || send_mirror))
/*
* Remote doesn't have it, and we have no
* explicit pattern, and we don't have
* --all nor --mirror.
*/
goto free_name;
/* Create a new one and link it */
dst_peer = make_linked_ref(dst_name, dst_tail);
hashcpy(dst_peer->new_sha1, src->new_sha1);
}
dst_peer->peer_ref = src;
dst_peer->force = pat->force;
free_name:
free(dst_name);
}
return 0;
}
