std::string project_info::get_branch_string()
{
std::string r;
uint64_t j = active_branch;
if(!j)
return "(root)";
while(j) {
if(r == "")
r = get_branch_name(j);
else
r = get_branch_name(j) + "→" + r;
j = get_parent_branch(j);
}
return r;
}
static int
svn_read_custom(FILE *fp, char line[], int size, int line_num, result_t *result)
{
// Caller has already read line 1. Read lines 2..5, discarding 2..4.
while (line_num <= 5) {
if (fgets(line, size, fp) == NULL) {
debug(".svn/entries: early EOF (line %d empty)", line_num);
return 0;
}
line_num++;
}
// Line 5 is the complete URL for the working dir (repos_root
// + repos_path). To parse it easily, we first need the
// repos_root from line 6.
char *repos_root;
int root_len;
char *repos_path = strdup(line);
chop_newline(repos_path);
if (fgets(line, size, fp) == NULL) {
debug(".svn/entries: early EOF (line %d empty)", line_num);
return 0;
}
line_num++;
repos_root = line;
chop_newline(repos_root);
root_len = strlen(repos_root);
if (strncmp(repos_path, repos_root, root_len) != 0) {
debug(".svn/entries: repos_path (%s) does not start with "
"repos_root (%s)",
repos_path, repos_root);
free(repos_path);
return 0;
}
// Lines 6 .. 10 are also uninteresting.
while (line_num <= 11) {
if (fgets(line, size, fp) == NULL) {
debug(".svn/entries: early EOF (line %d empty)", line_num);
return 0;
}
line_num++;
}
// Line 11 is the revision number we care about, now in 'line'.
chop_newline(line);
result->revision = strdup(line);
debug("read svn revision from .svn/entries: '%s'", line);
result->branch = get_branch_name(repos_path + root_len + 1, result->revision);
free(repos_path);
return 1;
}
void project_state::recursive_list_branch(uint64_t bid, std::set<unsigned>& dset, unsigned depth, bool last_of)
{
auto prj = get();
if(!prj) {
messages << "Not in project context." << std::endl;
return;
}
std::set<uint64_t> children = prj->branch_children(bid);
std::string prefix;
for(unsigned i = 0; i + 1 < depth; i++)
prefix += (dset.count(i) ? "\u2502" : " ");
prefix += (dset.count(depth - 1) ? (last_of ? "\u2514" : "\u251c") : " ");
if(last_of) dset.erase(depth - 1);
messages << prefix
<< ((bid == prj->get_current_branch()) ? "*" : "")
<< bid << ":" << prj->get_branch_name(bid) << std::endl;
dset.insert(depth);
size_t c = 0;
for(auto i : children) {
bool last = (++c == children.size());
recursive_list_branch(i, dset, depth + 1, last);
}
dset.erase(depth);
}
static int
svn_read_sqlite(vccontext_t *context, result_t *result)
{
int ok = 0;
int retval;
sqlite3 *conn = NULL;
sqlite3_stmt *res = NULL;
const char *tail;
char * repos_path = NULL;
retval = sqlite3_open_v2(".svn/wc.db", &conn, SQLITE_OPEN_READONLY, NULL);
if (retval != SQLITE_OK) {
debug("error opening database in .svn/wc.db: %s", sqlite3_errmsg(conn));
goto err;
}
// unclear when wc_id is anything other than 1
char *sql = ("select changed_revision from nodes "
"where wc_id = 1 and local_relpath = ''");
const char *textval;
retval = sqlite3_prepare_v2(conn, sql, strlen(sql), &res, &tail);
if (retval != SQLITE_OK) {
debug("error running query: %s", sqlite3_errmsg(conn));
goto err;
}
retval = sqlite3_step(res);
if (retval != SQLITE_DONE && retval != SQLITE_ROW) {
debug("error fetching result row: %s", sqlite3_errmsg(conn));
goto err;
}
textval = (const char *) sqlite3_column_text(res, 0);
if (textval == NULL) {
debug("could not retrieve value of nodes.changed_revision");
goto err;
}
result->revision = strdup(textval);
sqlite3_finalize(res);
sql = "select repos_path from nodes where local_relpath = ?";
retval = sqlite3_prepare_v2(conn, sql, strlen(sql), &res, &tail);
if (retval != SQLITE_OK) {
debug("error querying for repos_path: %s", sqlite3_errmsg(conn));
goto err;
}
retval = sqlite3_bind_text(res, 1,
context->rel_path, strlen(context->rel_path),
SQLITE_STATIC);
if (retval != SQLITE_OK) {
debug("error binding parameter: %s", sqlite3_errmsg(conn));
goto err;
}
retval = sqlite3_step(res);
if (retval != SQLITE_DONE && retval != SQLITE_ROW) {
debug("error fetching result row: %s", sqlite3_errmsg(conn));
goto err;
}
textval = (const char *) sqlite3_column_text(res, 0);
if (textval == NULL) {
debug("could not retrieve value of nodes.repos_path");
goto err;
}
repos_path = strdup(textval);
result->branch = get_branch_name(repos_path, result->revision);
ok = 1;
err:
if (res != NULL)
sqlite3_finalize(res);
if (conn != NULL)
sqlite3_close(conn);
if (repos_path != NULL)
free(repos_path);
return ok;
}