void graph_show_commit(struct git_graph *graph)
{
struct strbuf msgbuf = STRBUF_INIT;
int shown_commit_line = 0;
if (!graph)
return;
/*
* When showing a diff of a merge against each of its parents, we
* are called once for each parent without graph_update having been
* called. In this case, simply output a single padding line.
*/
if (graph_is_commit_finished(graph)) {
graph_show_padding(graph);
shown_commit_line = 1;
}
while (!shown_commit_line && !graph_is_commit_finished(graph)) {
shown_commit_line = graph_next_line(graph, &msgbuf);
fwrite(msgbuf.buf, sizeof(char), msgbuf.len,
graph->revs->diffopt.file);
if (!shown_commit_line)
putc('\n', graph->revs->diffopt.file);
strbuf_setlen(&msgbuf, 0);
}
strbuf_release(&msgbuf);
}
int graph_show_remainder(struct git_graph *graph)
{
struct strbuf msgbuf = STRBUF_INIT;
int shown = 0;
if (!graph)
return 0;
if (graph_is_commit_finished(graph))
return 0;
for (;;) {
graph_next_line(graph, &msgbuf);
fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout);
strbuf_setlen(&msgbuf, 0);
shown = 1;
if (!graph_is_commit_finished(graph))
putchar('\n');
else
break;
}
strbuf_release(&msgbuf);
return shown;
}
int graph_show_remainder(struct git_graph *graph)
{
struct strbuf msgbuf = STRBUF_INIT;
int shown = 0;
graph_show_line_prefix(default_diffopt);
if (!graph)
return 0;
if (graph_is_commit_finished(graph))
return 0;
for (;;) {
graph_next_line(graph, &msgbuf);
fwrite(msgbuf.buf, sizeof(char), msgbuf.len,
graph->revs->diffopt.file);
strbuf_setlen(&msgbuf, 0);
shown = 1;
if (!graph_is_commit_finished(graph)) {
putc('\n', graph->revs->diffopt.file);
graph_show_line_prefix(&graph->revs->diffopt);
} else {
break;
}
}
strbuf_release(&msgbuf);
return shown;
}
void graph_show_commit_msg(struct git_graph *graph,
struct strbuf const *sb)
{
int newline_terminated;
if (!graph) {
/*
* If there's no graph, just print the message buffer.
*
* The message buffer for CMIT_FMT_ONELINE and
* CMIT_FMT_USERFORMAT are already missing a terminating
* newline. All of the other formats should have it.
*/
fwrite(sb->buf, sizeof(char), sb->len,
graph->revs->diffopt.file);
return;
}
newline_terminated = (sb->len && sb->buf[sb->len - 1] == '\n');
/*
* Show the commit message
*/
graph_show_strbuf(graph, sb);
/*
* If there is more output needed for this commit, show it now
*/
if (!graph_is_commit_finished(graph)) {
/*
* If sb doesn't have a terminating newline, print one now,
* so we can start the remainder of the graph output on a
* new line.
*/
if (!newline_terminated)
putc('\n', graph->revs->diffopt.file);
graph_show_remainder(graph);
/*
* If sb ends with a newline, our output should too.
*/
if (newline_terminated)
putc('\n', graph->revs->diffopt.file);
}
}
void graph_show_commit(struct git_graph *graph)
{
struct strbuf msgbuf = STRBUF_INIT;
int shown_commit_line = 0;
if (!graph)
return;
while (!shown_commit_line && !graph_is_commit_finished(graph)) {
shown_commit_line = graph_next_line(graph, &msgbuf);
fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout);
if (!shown_commit_line)
putchar('\n');
strbuf_setlen(&msgbuf, 0);
}
strbuf_release(&msgbuf);
}
void graph_show_commit_msg(struct git_graph *graph,
FILE *file,
struct strbuf const *sb)
{
int newline_terminated;
/*
* Show the commit message
*/
graph_show_strbuf(graph, file, sb);
if (!graph)
return;
newline_terminated = (sb->len && sb->buf[sb->len - 1] == '\n');
/*
* If there is more output needed for this commit, show it now
*/
if (!graph_is_commit_finished(graph)) {
/*
* If sb doesn't have a terminating newline, print one now,
* so we can start the remainder of the graph output on a
* new line.
*/
if (!newline_terminated)
putc('\n', file);
graph_show_remainder(graph);
/*
* If sb ends with a newline, our output should too.
*/
if (newline_terminated)
putc('\n', file);
}
}
void show_log(struct rev_info *opt)
{
struct strbuf msgbuf = STRBUF_INIT;
struct log_info *log = opt->loginfo;
struct commit *commit = log->commit, *parent = log->parent;
int abbrev_commit = opt->abbrev_commit ? opt->abbrev : 40;
const char *extra_headers = opt->extra_headers;
struct pretty_print_context ctx = {0};
opt->loginfo = NULL;
ctx.show_notes = opt->show_notes;
if (!opt->verbose_header) {
graph_show_commit(opt->graph);
if (!opt->graph)
put_revision_mark(opt, commit);
fputs(find_unique_abbrev(commit->object.sha1, abbrev_commit), stdout);
if (opt->print_parents)
show_parents(commit, abbrev_commit);
if (opt->children.name)
show_children(opt, commit, abbrev_commit);
show_decorations(opt, commit);
if (opt->graph && !graph_is_commit_finished(opt->graph)) {
putchar('\n');
graph_show_remainder(opt->graph);
}
putchar(opt->diffopt.line_termination);
return;
}
/*
* If use_terminator is set, we already handled any record termination
* at the end of the last record.
* Otherwise, add a diffopt.line_termination character before all
* entries but the first. (IOW, as a separator between entries)
*/
if (opt->shown_one && !opt->use_terminator) {
/*
* If entries are separated by a newline, the output
* should look human-readable. If the last entry ended
* with a newline, print the graph output before this
* newline. Otherwise it will end up as a completely blank
* line and will look like a gap in the graph.
*
* If the entry separator is not a newline, the output is
* primarily intended for programmatic consumption, and we
* never want the extra graph output before the entry
* separator.
*/
if (opt->diffopt.line_termination == '\n' &&
!opt->missing_newline)
graph_show_padding(opt->graph);
putchar(opt->diffopt.line_termination);
}
opt->shown_one = 1;
/*
* If the history graph was requested,
* print the graph, up to this commit's line
*/
graph_show_commit(opt->graph);
/*
* Print header line of header..
*/
if (opt->commit_format == CMIT_FMT_EMAIL) {
log_write_email_headers(opt, commit, &ctx.subject, &extra_headers,
&ctx.need_8bit_cte);
} else if (opt->commit_format != CMIT_FMT_USERFORMAT) {
fputs(diff_get_color_opt(&opt->diffopt, DIFF_COMMIT), stdout);
if (opt->commit_format != CMIT_FMT_ONELINE)
fputs("commit ", stdout);
if (!opt->graph)
put_revision_mark(opt, commit);
fputs(find_unique_abbrev(commit->object.sha1, abbrev_commit),
stdout);
if (opt->print_parents)
show_parents(commit, abbrev_commit);
if (opt->children.name)
show_children(opt, commit, abbrev_commit);
if (parent)
printf(" (from %s)",
find_unique_abbrev(parent->object.sha1,
abbrev_commit));
show_decorations(opt, commit);
printf("%s", diff_get_color_opt(&opt->diffopt, DIFF_RESET));
if (opt->commit_format == CMIT_FMT_ONELINE) {
putchar(' ');
} else {
putchar('\n');
graph_show_oneline(opt->graph);
}
if (opt->reflog_info) {
/*
* setup_revisions() ensures that opt->reflog_info
* and opt->graph cannot both be set,
* so we don't need to worry about printing the
* graph info here.
*/
show_reflog_message(opt->reflog_info,
opt->commit_format == CMIT_FMT_ONELINE,
opt->date_mode,
opt->date_mode_explicit);
if (opt->commit_format == CMIT_FMT_ONELINE)
return;
}
}
if (opt->show_signature) {
show_signature(opt, commit);
show_mergetag(opt, commit);
}
if (!commit->buffer)
return;
/*
* And then the pretty-printed message itself
*/
if (ctx.need_8bit_cte >= 0)
ctx.need_8bit_cte = has_non_ascii(opt->add_signoff);
ctx.date_mode = opt->date_mode;
ctx.date_mode_explicit = opt->date_mode_explicit;
ctx.abbrev = opt->diffopt.abbrev;
ctx.after_subject = extra_headers;
ctx.preserve_subject = opt->preserve_subject;
ctx.reflog_info = opt->reflog_info;
ctx.fmt = opt->commit_format;
pretty_print_commit(&ctx, commit, &msgbuf);
if (opt->add_signoff)
append_signoff(&msgbuf, opt->add_signoff);
if (opt->show_log_size) {
printf("log size %i\n", (int)msgbuf.len);
graph_show_oneline(opt->graph);
}
/*
* Set opt->missing_newline if msgbuf doesn't
* end in a newline (including if it is empty)
*/
if (!msgbuf.len || msgbuf.buf[msgbuf.len - 1] != '\n')
opt->missing_newline = 1;
else
opt->missing_newline = 0;
if (opt->graph)
graph_show_commit_msg(opt->graph, &msgbuf);
else
fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout);
if (opt->use_terminator) {
if (!opt->missing_newline)
graph_show_padding(opt->graph);
putchar(opt->diffopt.line_termination);
}
strbuf_release(&msgbuf);
}
void print_commit(struct commit *commit, struct rev_info *revs)
{
struct commitinfo *info;
int cols = revs->graph ? 3 : 2;
struct strbuf graphbuf = STRBUF_INIT;
struct strbuf msgbuf = STRBUF_INIT;
if (ctx.repo->enable_log_filecount)
cols++;
if (ctx.repo->enable_log_linecount)
cols++;
if (revs->graph) {
/* Advance graph until current commit */
while (!graph_next_line(revs->graph, &graphbuf)) {
/* Print graph segment in otherwise empty table row */
html("<tr class='nohover'><td class='commitgraph'>");
html(graphbuf.buf);
htmlf("</td><td colspan='%d' /></tr>\n", cols);
strbuf_setlen(&graphbuf, 0);
}
/* Current commit's graph segment is now ready in graphbuf */
}
info = cgit_parse_commit(commit);
htmlf("<tr%s>", ctx.qry.showmsg ? " class='logheader'" : "");
if (revs->graph) {
/* Print graph segment for current commit */
html("<td class='commitgraph'>");
html(graphbuf.buf);
html("</td>");
strbuf_setlen(&graphbuf, 0);
}
else {
html("<td>");
cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
html("</td>");
}
htmlf("<td%s>", ctx.qry.showmsg ? " class='logsubject'" : "");
if (ctx.qry.showmsg) {
/* line-wrap long commit subjects instead of truncating them */
size_t subject_len = strlen(info->subject);
if (subject_len > ctx.cfg.max_msg_len &&
ctx.cfg.max_msg_len >= 15) {
/* symbol for signaling line-wrap (in PAGE_ENCODING) */
const char wrap_symbol[] = { ' ', 0xE2, 0x86, 0xB5, 0 };
int i = ctx.cfg.max_msg_len - strlen(wrap_symbol);
/* Rewind i to preceding space character */
while (i > 0 && !isspace(info->subject[i]))
--i;
if (!i) /* Oops, zero spaces. Reset i */
i = ctx.cfg.max_msg_len - strlen(wrap_symbol);
/* add remainder starting at i to msgbuf */
strbuf_add(&msgbuf, info->subject + i, subject_len - i);
strbuf_trim(&msgbuf);
strbuf_add(&msgbuf, "\n\n", 2);
/* Place wrap_symbol at position i in info->subject */
strcpy(info->subject + i, wrap_symbol);
}
}
cgit_commit_link(info->subject, NULL, NULL, ctx.qry.head,
sha1_to_hex(commit->object.sha1), ctx.qry.vpath, 0);
show_commit_decorations(commit);
html("</td><td>");
html_txt(info->author);
if (revs->graph) {
html("</td><td>");
cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
}
if (ctx.repo->enable_log_filecount || ctx.repo->enable_log_linecount) {
files = 0;
add_lines = 0;
rem_lines = 0;
cgit_diff_commit(commit, inspect_files, ctx.qry.vpath);
}
if (ctx.repo->enable_log_filecount)
htmlf("</td><td>%d", files);
if (ctx.repo->enable_log_linecount)
htmlf("</td><td>-%d/+%d", rem_lines, add_lines);
html("</td></tr>\n");
if (revs->graph || ctx.qry.showmsg) { /* Print a second table row */
html("<tr class='nohover'>");
if (ctx.qry.showmsg) {
/* Concatenate commit message + notes in msgbuf */
if (info->msg && *(info->msg)) {
strbuf_addstr(&msgbuf, info->msg);
strbuf_addch(&msgbuf, '\n');
}
format_note(NULL, commit->object.sha1, &msgbuf,
PAGE_ENCODING,
NOTES_SHOW_HEADER | NOTES_INDENT);
strbuf_addch(&msgbuf, '\n');
strbuf_ltrim(&msgbuf);
}
if (revs->graph) {
int lines = 0;
/* Calculate graph padding */
if (ctx.qry.showmsg) {
/* Count #lines in commit message + notes */
const char *p = msgbuf.buf;
lines = 1;
while ((p = strchr(p, '\n'))) {
p++;
lines++;
}
}
/* Print graph padding */
html("<td class='commitgraph'>");
while (lines > 0 || !graph_is_commit_finished(revs->graph)) {
if (graphbuf.len)
html("\n");
strbuf_setlen(&graphbuf, 0);
graph_next_line(revs->graph, &graphbuf);
html(graphbuf.buf);
lines--;
}
html("</td>\n");
}
else
html("<td/>"); /* Empty 'Age' column */
/* Print msgbuf into remainder of table row */
htmlf("<td colspan='%d'%s>\n", cols,
ctx.qry.showmsg ? " class='logmsg'" : "");
html_txt(msgbuf.buf);
html("</td></tr>\n");
}
strbuf_release(&msgbuf);
strbuf_release(&graphbuf);
cgit_free_commitinfo(info);
}
void show_log(struct rev_info *opt)
{
struct strbuf msgbuf = STRBUF_INIT;
struct log_info *log = opt->loginfo;
struct commit *commit = log->commit, *parent = log->parent;
int abbrev_commit = opt->abbrev_commit ? opt->abbrev : 40;
const char *extra_headers = opt->extra_headers;
struct pretty_print_context ctx = {0};
opt->loginfo = NULL;
if (!opt->verbose_header) {
graph_show_commit(opt->graph);
if (!opt->graph)
put_revision_mark(opt, commit);
fputs(find_unique_abbrev(commit->object.oid.hash, abbrev_commit), opt->diffopt.file);
if (opt->print_parents)
show_parents(commit, abbrev_commit, opt->diffopt.file);
if (opt->children.name)
show_children(opt, commit, abbrev_commit);
show_decorations(opt, commit);
if (opt->graph && !graph_is_commit_finished(opt->graph)) {
putc('\n', opt->diffopt.file);
graph_show_remainder(opt->graph);
}
putc(opt->diffopt.line_termination, opt->diffopt.file);
return;
}
/*
* If use_terminator is set, we already handled any record termination
* at the end of the last record.
* Otherwise, add a diffopt.line_termination character before all
* entries but the first. (IOW, as a separator between entries)
*/
if (opt->shown_one && !opt->use_terminator) {
/*
* If entries are separated by a newline, the output
* should look human-readable. If the last entry ended
* with a newline, print the graph output before this
* newline. Otherwise it will end up as a completely blank
* line and will look like a gap in the graph.
*
* If the entry separator is not a newline, the output is
* primarily intended for programmatic consumption, and we
* never want the extra graph output before the entry
* separator.
*/
if (opt->diffopt.line_termination == '\n' &&
!opt->missing_newline)
graph_show_padding(opt->graph);
putc(opt->diffopt.line_termination, opt->diffopt.file);
}
opt->shown_one = 1;
/*
* If the history graph was requested,
* print the graph, up to this commit's line
*/
graph_show_commit(opt->graph);
/*
* Print header line of header..
*/
if (cmit_fmt_is_mail(opt->commit_format)) {
log_write_email_headers(opt, commit, &ctx.subject, &extra_headers,
&ctx.need_8bit_cte);
} else if (opt->commit_format != CMIT_FMT_USERFORMAT) {
fputs(diff_get_color_opt(&opt->diffopt, DIFF_COMMIT), opt->diffopt.file);
if (opt->commit_format != CMIT_FMT_ONELINE)
fputs("commit ", opt->diffopt.file);
if (!opt->graph)
put_revision_mark(opt, commit);
fputs(find_unique_abbrev(commit->object.oid.hash, abbrev_commit),
opt->diffopt.file);
if (opt->print_parents)
show_parents(commit, abbrev_commit, opt->diffopt.file);
if (opt->children.name)
show_children(opt, commit, abbrev_commit);
if (parent)
fprintf(opt->diffopt.file, " (from %s)",
find_unique_abbrev(parent->object.oid.hash,
abbrev_commit));
fputs(diff_get_color_opt(&opt->diffopt, DIFF_RESET), opt->diffopt.file);
show_decorations(opt, commit);
if (opt->commit_format == CMIT_FMT_ONELINE) {
putc(' ', opt->diffopt.file);
} else {
putc('\n', opt->diffopt.file);
graph_show_oneline(opt->graph);
}
if (opt->reflog_info) {
/*
* setup_revisions() ensures that opt->reflog_info
* and opt->graph cannot both be set,
* so we don't need to worry about printing the
* graph info here.
*/
show_reflog_message(opt->reflog_info,
opt->commit_format == CMIT_FMT_ONELINE,
&opt->date_mode,
opt->date_mode_explicit);
if (opt->commit_format == CMIT_FMT_ONELINE)
return;
}
}
if (opt->show_signature) {
show_signature(opt, commit);
show_mergetag(opt, commit);
}
if (!get_cached_commit_buffer(commit, NULL))
return;
if (opt->show_notes) {
int raw;
struct strbuf notebuf = STRBUF_INIT;
raw = (opt->commit_format == CMIT_FMT_USERFORMAT);
format_display_notes(commit->object.oid.hash, ¬ebuf,
get_log_output_encoding(), raw);
ctx.notes_message = notebuf.len
? strbuf_detach(¬ebuf, NULL)
: xcalloc(1, 1);
}
/*
* And then the pretty-printed message itself
*/
if (ctx.need_8bit_cte >= 0 && opt->add_signoff)
ctx.need_8bit_cte =
has_non_ascii(fmt_name(getenv("GIT_COMMITTER_NAME"),
getenv("GIT_COMMITTER_EMAIL")));
ctx.date_mode = opt->date_mode;
ctx.date_mode_explicit = opt->date_mode_explicit;
ctx.abbrev = opt->diffopt.abbrev;
ctx.after_subject = extra_headers;
ctx.preserve_subject = opt->preserve_subject;
ctx.reflog_info = opt->reflog_info;
ctx.fmt = opt->commit_format;
ctx.mailmap = opt->mailmap;
ctx.color = opt->diffopt.use_color;
ctx.expand_tabs_in_log = opt->expand_tabs_in_log;
ctx.output_encoding = get_log_output_encoding();
if (opt->from_ident.mail_begin && opt->from_ident.name_begin)
ctx.from_ident = &opt->from_ident;
if (opt->graph)
ctx.graph_width = graph_width(opt->graph);
pretty_print_commit(&ctx, commit, &msgbuf);
if (opt->add_signoff)
append_signoff(&msgbuf, 0, APPEND_SIGNOFF_DEDUP);
if ((ctx.fmt != CMIT_FMT_USERFORMAT) &&
ctx.notes_message && *ctx.notes_message) {
if (cmit_fmt_is_mail(ctx.fmt)) {
strbuf_addstr(&msgbuf, "---\n");
opt->shown_dashes = 1;
}
strbuf_addstr(&msgbuf, ctx.notes_message);
}
if (opt->show_log_size) {
fprintf(opt->diffopt.file, "log size %i\n", (int)msgbuf.len);
graph_show_oneline(opt->graph);
}
/*
* Set opt->missing_newline if msgbuf doesn't
* end in a newline (including if it is empty)
*/
if (!msgbuf.len || msgbuf.buf[msgbuf.len - 1] != '\n')
opt->missing_newline = 1;
else
opt->missing_newline = 0;
graph_show_commit_msg(opt->graph, opt->diffopt.file, &msgbuf);
if (opt->use_terminator && !commit_format_is_empty(opt->commit_format)) {
if (!opt->missing_newline)
graph_show_padding(opt->graph);
putc(opt->diffopt.line_termination, opt->diffopt.file);
}
strbuf_release(&msgbuf);
free(ctx.notes_message);
}
