summaryrefslogtreecommitdiffabout
path: root/cgit.c
Side-by-side diff
Diffstat (limited to 'cgit.c') (more/less context) (show whitespace changes)
-rw-r--r--cgit.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/cgit.c b/cgit.c
index 7b55b7b..8795bbc 100644
--- a/cgit.c
+++ b/cgit.c
@@ -1,169 +1,170 @@
/* cgit.c: cgi for the git scm
*
* Copyright (C) 2006 Lars Hjemli
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
*/
#include "cgit.h"
static int cgit_prepare_cache(struct cacheitem *item)
{
if (!cgit_repo && cgit_query_repo) {
char *title = fmt("%s - %s", cgit_root_title, "Bad request");
cgit_print_docstart(title, item);
cgit_print_pageheader(title, 0);
cgit_print_error(fmt("Unknown repo: %s", cgit_query_repo));
cgit_print_docend();
return 0;
}
if (!cgit_repo) {
item->name = xstrdup(fmt("%s/index.html", cgit_cache_root));
item->ttl = cgit_cache_root_ttl;
return 1;
}
if (!cgit_cmd) {
item->name = xstrdup(fmt("%s/%s/index.%s.html", cgit_cache_root,
cache_safe_filename(cgit_repo->url),
cache_safe_filename(cgit_querystring)));
item->ttl = cgit_cache_repo_ttl;
} else {
item->name = xstrdup(fmt("%s/%s/%s/%s.html", cgit_cache_root,
cache_safe_filename(cgit_repo->url),
cgit_query_page,
cache_safe_filename(cgit_querystring)));
if (cgit_query_has_symref)
item->ttl = cgit_cache_dynamic_ttl;
else if (cgit_query_has_sha1)
item->ttl = cgit_cache_static_ttl;
else
item->ttl = cgit_cache_repo_ttl;
}
return 1;
}
static void cgit_print_repo_page(struct cacheitem *item)
{
char *title;
int show_search;
if (!cgit_query_head)
cgit_query_head = cgit_repo->defbranch;
if (chdir(cgit_repo->path)) {
title = fmt("%s - %s", cgit_root_title, "Bad request");
cgit_print_docstart(title, item);
cgit_print_pageheader(title, 0);
cgit_print_error(fmt("Unable to scan repository: %s",
strerror(errno)));
cgit_print_docend();
return;
}
title = fmt("%s - %s", cgit_repo->name, cgit_repo->desc);
show_search = 0;
setenv("GIT_DIR", cgit_repo->path, 1);
if ((cgit_cmd == CMD_SNAPSHOT) && cgit_repo->snapshots) {
cgit_print_snapshot(item, cgit_query_sha1,
cgit_repobasename(cgit_repo->url),
- cgit_query_name);
+ cgit_query_name,
+ cgit_repo->snapshots );
return;
}
if (cgit_cmd == CMD_BLOB) {
cgit_print_blob(item, cgit_query_sha1, cgit_query_path);
return;
}
show_search = (cgit_cmd == CMD_LOG);
cgit_print_docstart(title, item);
if (!cgit_cmd) {
cgit_print_pageheader("summary", show_search);
cgit_print_summary();
cgit_print_docend();
return;
}
cgit_print_pageheader(cgit_query_page, show_search);
switch(cgit_cmd) {
case CMD_LOG:
cgit_print_log(cgit_query_sha1, cgit_query_ofs,
cgit_max_commit_count, cgit_query_search,
cgit_query_path, 1);
break;
case CMD_TREE:
cgit_print_tree(cgit_query_sha1, cgit_query_path);
break;
case CMD_COMMIT:
cgit_print_commit(cgit_query_sha1);
break;
case CMD_DIFF:
cgit_print_diff(cgit_query_sha1, cgit_query_sha2);
break;
default:
cgit_print_error("Invalid request");
}
cgit_print_docend();
}
static void cgit_fill_cache(struct cacheitem *item, int use_cache)
{
static char buf[PATH_MAX];
int stdout2;
getcwd(buf, sizeof(buf));
item->st.st_mtime = time(NULL);
if (use_cache) {
stdout2 = chk_positive(dup(STDOUT_FILENO),
"Preserving STDOUT");
chk_zero(close(STDOUT_FILENO), "Closing STDOUT");
chk_positive(dup2(item->fd, STDOUT_FILENO), "Dup2(cachefile)");
}
if (cgit_repo)
cgit_print_repo_page(item);
else
cgit_print_repolist(item);
if (use_cache) {
chk_zero(close(STDOUT_FILENO), "Close redirected STDOUT");
chk_positive(dup2(stdout2, STDOUT_FILENO),
"Restoring original STDOUT");
chk_zero(close(stdout2), "Closing temporary STDOUT");
}
chdir(buf);
}
static void cgit_check_cache(struct cacheitem *item)
{
int i = 0;
top:
if (++i > cgit_max_lock_attempts) {
die("cgit_refresh_cache: unable to lock %s: %s",
item->name, strerror(errno));
}
if (!cache_exist(item)) {
if (!cache_lock(item)) {
sleep(1);
goto top;
}
if (!cache_exist(item)) {
cgit_fill_cache(item, 1);
cache_unlock(item);
} else {
cache_cancel_lock(item);
}
} else if (cache_expired(item) && cache_lock(item)) {
if (cache_expired(item)) {
cgit_fill_cache(item, 1);
cache_unlock(item);
} else {
cache_cancel_lock(item);