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-rw-r--r--cgit.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/cgit.c b/cgit.c
index f73c7b0..0bf8972 100644
--- a/cgit.c
+++ b/cgit.c
@@ -459,12 +459,36 @@ static char *guess_defbranch(void)
static int prepare_repo_cmd(struct cgit_context *ctx)
{
+ char *user_home;
+ char *xdg_home;
unsigned char sha1[20];
int nongit = 0;
int rc;
+ /* The path to the git repository. */
setenv("GIT_DIR", ctx->repo->path, 1);
+
+ /* Do not look in /etc/ for gitconfig and gitattributes. */
+ setenv("GIT_CONFIG_NOSYSTEM", "1", 1);
+ setenv("GIT_ATTR_NOSYSTEM", "1", 1);
+
+ /* We unset HOME and XDG_CONFIG_HOME before calling the git setup function
+ * so that we don't make unneccessary filesystem accesses. */
+ user_home = getenv("HOME");
+ xdg_home = getenv("XDG_CONFIG_HOME");
+ unsetenv("HOME");
+ unsetenv("XDG_CONFIG_HOME");
+
+ /* Setup the git directory and initialize the notes system. Both of these
+ * load local configuration from the git repository, so we do them both while
+ * the HOME variables are unset. */
setup_git_directory_gently(&nongit);
+ init_display_notes(NULL);
+
+ /* We restore the unset variables afterward. */
+ setenv("HOME", user_home, 1);
+ setenv("XDG_CONFIG_HOME", xdg_home, 1);
+
if (nongit) {
const char *name = ctx->repo->name;
rc = errno;