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authorLars Hjemli <hjemli@gmail.com>2006-12-11 16:25:41 (UTC)
committer Lars Hjemli <hjemli@gmail.com>2006-12-11 16:25:51 (UTC)
commit44923f8953c66dc9b852316b655ab3b5aec9478e (patch) (side-by-side diff)
treee129ec8db3f8ffcf7f82f94052f430e576a9714c
parentdf63119302910587e280d91dce67f6537a671f74 (diff)
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Move global variables + callback functions into shared.c
Signed-off-by: Lars Hjemli <hjemli@gmail.com>
Diffstat (more/less context) (show whitespace changes)
-rw-r--r--Makefile4
-rw-r--r--cgit.c83
-rw-r--r--cgit.h7
-rw-r--r--shared.c74
4 files changed, 86 insertions, 82 deletions
diff --git a/Makefile b/Makefile
index 4e532d0..c029637 100644
--- a/Makefile
+++ b/Makefile
@@ -1,28 +1,28 @@
CGIT_VERSION = 0.1-pre
INSTALL_BIN = /var/www/htdocs/cgit.cgi
INSTALL_CSS = /var/www/htdocs/cgit.css
CACHE_ROOT = /var/cache/cgit
EXTLIBS = ../git/libgit.a ../git/xdiff/lib.a -lz -lcrypto
-OBJECTS = cache.o parsing.o html.o ui-shared.o ui-repolist.o ui-summary.o \
- ui-log.o ui-view.c
+OBJECTS = shared.o cache.o parsing.o html.o ui-shared.o ui-repolist.o \
+ ui-summary.o ui-log.o ui-view.c
CFLAGS += -Wall
all: cgit
install: all
install cgit $(INSTALL_BIN)
install cgit.css $(INSTALL_CSS)
rm -rf $(CACHE_ROOT)/*
cgit: cgit.c cgit.h git.h $(OBJECTS)
$(CC) $(CFLAGS) -DCGIT_VERSION='"$(CGIT_VERSION)"' cgit.c -o cgit \
$(OBJECTS) $(EXTLIBS)
$(OBJECTS): cgit.h git.h
.PHONY: clean
clean:
rm -f cgit *.o
diff --git a/cgit.c b/cgit.c
index 52d9bd3..d1abaa0 100644
--- a/cgit.c
+++ b/cgit.c
@@ -1,171 +1,100 @@
/* 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"
const char cgit_version[] = CGIT_VERSION;
-int htmlfd = 0;
-
-char *cgit_root = "/usr/src/git";
-char *cgit_root_title = "Git repository browser";
-char *cgit_css = "/cgit.css";
-char *cgit_logo = "/git-logo.png";
-char *cgit_logo_link = "http://www.kernel.org/pub/software/scm/git/docs/";
-char *cgit_virtual_root = NULL;
-
-char *cgit_cache_root = "/var/cache/cgit";
-
-int cgit_max_lock_attempts = 5;
-int cgit_cache_root_ttl = 5;
-int cgit_cache_repo_ttl = 5;
-int cgit_cache_dynamic_ttl = 5;
-int cgit_cache_static_ttl = -1;
-int cgit_cache_max_create_time = 5;
-
-char *cgit_repo_name = NULL;
-char *cgit_repo_desc = NULL;
-char *cgit_repo_owner = NULL;
-
-int cgit_query_has_symref = 0;
-int cgit_query_has_sha1 = 0;
-
-char *cgit_querystring = NULL;
-char *cgit_query_repo = NULL;
-char *cgit_query_page = NULL;
-char *cgit_query_head = NULL;
-char *cgit_query_sha1 = NULL;
-
-struct cacheitem cacheitem;
-
-void cgit_global_config_cb(const char *name, const char *value)
-{
- if (!strcmp(name, "root"))
- cgit_root = xstrdup(value);
- else if (!strcmp(name, "root-title"))
- cgit_root_title = xstrdup(value);
- else if (!strcmp(name, "css"))
- cgit_css = xstrdup(value);
- else if (!strcmp(name, "logo"))
- cgit_logo = xstrdup(value);
- else if (!strcmp(name, "logo-link"))
- cgit_logo_link = xstrdup(value);
- else if (!strcmp(name, "virtual-root"))
- cgit_virtual_root = xstrdup(value);
-}
-
-void cgit_repo_config_cb(const char *name, const char *value)
-{
- if (!strcmp(name, "name"))
- cgit_repo_name = xstrdup(value);
- else if (!strcmp(name, "desc"))
- cgit_repo_desc = xstrdup(value);
- else if (!strcmp(name, "owner"))
- cgit_repo_owner = xstrdup(value);
-}
-
-void cgit_querystring_cb(const char *name, const char *value)
-{
- if (!strcmp(name,"r"))
- cgit_query_repo = xstrdup(value);
- else if (!strcmp(name, "p"))
- cgit_query_page = xstrdup(value);
- else if (!strcmp(name, "h")) {
- cgit_query_head = xstrdup(value);
- cgit_query_has_symref = 1;
- } else if (!strcmp(name, "id")) {
- cgit_query_sha1 = xstrdup(value);
- cgit_query_has_sha1 = 1;
- }
-}
-
static void cgit_print_repo_page(struct cacheitem *item)
{
if (chdir(fmt("%s/%s", cgit_root, cgit_query_repo)) ||
cgit_read_config("info/cgit", cgit_repo_config_cb)) {
char *title = fmt("%s - %s", cgit_root_title, "Bad request");
cgit_print_docstart(title, item);
cgit_print_pageheader(title);
cgit_print_error(fmt("Unable to scan repository: %s",
strerror(errno)));
cgit_print_docend();
return;
}
setenv("GIT_DIR", fmt("%s/%s", cgit_root, cgit_query_repo), 1);
char *title = fmt("%s - %s", cgit_repo_name, cgit_repo_desc);
cgit_print_docstart(title, item);
cgit_print_pageheader(title);
if (!cgit_query_page)
cgit_print_summary();
else if (!strcmp(cgit_query_page, "log")) {
cgit_print_log(cgit_query_head, 0, 100);
} else if (!strcmp(cgit_query_page, "view")) {
cgit_print_view(cgit_query_sha1);
}
cgit_print_docend();
}
static void cgit_fill_cache(struct cacheitem *item)
{
htmlfd = item->fd;
item->st.st_mtime = time(NULL);
if (cgit_query_repo)
cgit_print_repo_page(item);
else
cgit_print_repolist(item);
}
-static void cgit_refresh_cache(struct cacheitem *item)
+static void cgit_check_cache(struct cacheitem *item)
{
int i = 0;
cache_prepare(item);
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);
cache_unlock(item);
} else if (cache_expired(item) && cache_lock(item)) {
if (cache_expired(item))
cgit_fill_cache(item);
cache_unlock(item);
}
}
static void cgit_print_cache(struct cacheitem *item)
{
static char buf[4096];
ssize_t i;
int fd = open(item->name, O_RDONLY);
if (fd<0)
die("Unable to open cached file %s", item->name);
while((i=read(fd, buf, sizeof(buf))) > 0)
write(STDOUT_FILENO, buf, i);
close(fd);
}
int main(int argc, const char **argv)
{
+ struct cacheitem item;
+
cgit_read_config("/etc/cgitrc", cgit_global_config_cb);
cgit_querystring = xstrdup(getenv("QUERY_STRING"));
cgit_parse_query(cgit_querystring, cgit_querystring_cb);
- cgit_refresh_cache(&cacheitem);
- cgit_print_cache(&cacheitem);
+
+ cgit_check_cache(&item);
+ cgit_print_cache(&item);
return 0;
}
diff --git a/cgit.h b/cgit.h
index 9c7f0b4..c1dcc97 100644
--- a/cgit.h
+++ b/cgit.h
@@ -18,68 +18,69 @@ struct cacheitem {
extern const char cgit_version[];
extern char *cgit_root;
extern char *cgit_root_title;
extern char *cgit_css;
extern char *cgit_logo;
extern char *cgit_logo_link;
extern char *cgit_virtual_root;
extern char *cgit_cache_root;
extern int cgit_max_lock_attempts;
extern int cgit_cache_root_ttl;
extern int cgit_cache_repo_ttl;
extern int cgit_cache_dynamic_ttl;
extern int cgit_cache_static_ttl;
extern int cgit_cache_max_create_time;
extern char *cgit_repo_name;
extern char *cgit_repo_desc;
extern char *cgit_repo_owner;
extern int cgit_query_has_symref;
extern int cgit_query_has_sha1;
extern char *cgit_querystring;
extern char *cgit_query_repo;
extern char *cgit_query_page;
extern char *cgit_query_head;
extern char *cgit_query_sha1;
extern int htmlfd;
+extern void cgit_global_config_cb(const char *name, const char *value);
+extern void cgit_repo_config_cb(const char *name, const char *value);
+extern void cgit_querystring_cb(const char *name, const char *value);
+
extern char *fmt(const char *format,...);
extern void html(const char *txt);
extern void htmlf(const char *format,...);
extern void html_txt(char *txt);
extern void html_attr(char *txt);
extern void html_link_open(char *url, char *title, char *class);
extern void html_link_close(void);
extern int cgit_read_config(const char *filename, configfn fn);
extern int cgit_parse_query(char *txt, configfn fn);
extern void cache_prepare(struct cacheitem *item);
extern int cache_lock(struct cacheitem *item);
extern int cache_unlock(struct cacheitem *item);
extern int cache_exist(struct cacheitem *item);
extern int cache_expired(struct cacheitem *item);
extern char *cgit_repourl(const char *reponame);
extern char *cgit_pageurl(const char *reponame, const char *pagename,
const char *query);
extern void cgit_print_error(char *msg);
extern void cgit_print_docstart(char *title, struct cacheitem *item);
extern void cgit_print_docend();
extern void cgit_print_pageheader(char *title);
extern void cgit_print_repolist(struct cacheitem *item);
extern void cgit_print_summary();
extern void cgit_print_log(const char *tip, int ofs, int cnt);
extern void cgit_print_view(char *hex);
-extern void cgit_repo_config_cb(const char *name, const char *value);
-
-
#endif /* CGIT_H */
diff --git a/shared.c b/shared.c
new file mode 100644
index 0000000..c58a2ff
--- a/dev/null
+++ b/shared.c
@@ -0,0 +1,74 @@
+#include "cgit.h"
+
+char *cgit_root = "/usr/src/git";
+char *cgit_root_title = "Git repository browser";
+char *cgit_css = "/cgit.css";
+char *cgit_logo = "/git-logo.png";
+char *cgit_logo_link = "http://www.kernel.org/pub/software/scm/git/docs/";
+char *cgit_virtual_root = NULL;
+
+char *cgit_cache_root = "/var/cache/cgit";
+
+int cgit_max_lock_attempts = 5;
+int cgit_cache_root_ttl = 5;
+int cgit_cache_repo_ttl = 5;
+int cgit_cache_dynamic_ttl = 5;
+int cgit_cache_static_ttl = -1;
+int cgit_cache_max_create_time = 5;
+
+char *cgit_repo_name = NULL;
+char *cgit_repo_desc = NULL;
+char *cgit_repo_owner = NULL;
+
+int cgit_query_has_symref = 0;
+int cgit_query_has_sha1 = 0;
+
+char *cgit_querystring = NULL;
+char *cgit_query_repo = NULL;
+char *cgit_query_page = NULL;
+char *cgit_query_head = NULL;
+char *cgit_query_sha1 = NULL;
+
+int htmlfd = 0;
+
+void cgit_global_config_cb(const char *name, const char *value)
+{
+ if (!strcmp(name, "root"))
+ cgit_root = xstrdup(value);
+ else if (!strcmp(name, "root-title"))
+ cgit_root_title = xstrdup(value);
+ else if (!strcmp(name, "css"))
+ cgit_css = xstrdup(value);
+ else if (!strcmp(name, "logo"))
+ cgit_logo = xstrdup(value);
+ else if (!strcmp(name, "logo-link"))
+ cgit_logo_link = xstrdup(value);
+ else if (!strcmp(name, "virtual-root"))
+ cgit_virtual_root = xstrdup(value);
+}
+
+void cgit_repo_config_cb(const char *name, const char *value)
+{
+ if (!strcmp(name, "name"))
+ cgit_repo_name = xstrdup(value);
+ else if (!strcmp(name, "desc"))
+ cgit_repo_desc = xstrdup(value);
+ else if (!strcmp(name, "owner"))
+ cgit_repo_owner = xstrdup(value);
+}
+
+void cgit_querystring_cb(const char *name, const char *value)
+{
+ if (!strcmp(name,"r"))
+ cgit_query_repo = xstrdup(value);
+ else if (!strcmp(name, "p"))
+ cgit_query_page = xstrdup(value);
+ else if (!strcmp(name, "h")) {
+ cgit_query_head = xstrdup(value);
+ cgit_query_has_symref = 1;
+ } else if (!strcmp(name, "id")) {
+ cgit_query_sha1 = xstrdup(value);
+ cgit_query_has_sha1 = 1;
+ }
+}
+