make config adjustable via env variable CGIT_CONFIG

Signed-off-by: Michael Krelin <hacker@klever.net>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/cgit.c b/cgit.c
index d9a03c2..1281bfa 100644
--- a/cgit.c
+++ b/cgit.c
@@ -222,6 +222,7 @@ static void cgit_parse_args(int argc, const char **argv)
 int main(int argc, const char **argv)
 {
         struct cacheitem item;
+        const char *cgit_config_env = getenv("CGIT_CONFIG");
 
         htmlfd = STDOUT_FILENO;
         item.st.st_mtime = time(NULL);
@@ -229,7 +230,8 @@ int main(int argc, const char **argv)
         cgit_repolist.count = 0;
         cgit_repolist.repos = NULL;
 
-        cgit_read_config(CGIT_CONFIG, cgit_global_config_cb);
+        cgit_read_config(cgit_config_env ? cgit_config_env : CGIT_CONFIG,
+                         cgit_global_config_cb);
         cgit_repo = NULL;
         if (getenv("SCRIPT_NAME"))
                 cgit_script_name = xstrdup(getenv("SCRIPT_NAME"));