scan-tree: detect non-bare repository and stop scanning early

We don't want to descend into every subdirectory of a git repository
with a workdir.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/scan-tree.c b/scan-tree.c
index 4da21a4..67f4550 100644
--- a/scan-tree.c
+++ b/scan-tree.c
@@ -76,32 +76,36 @@ static void add_repo(const char *base, const char *path)
         p = fmt("%s/README.html", path);
         if (!stat(p, &st))
                 repo->readme = "README.html";
 }
 
 static void scan_path(const char *base, const char *path)
 {
         DIR *dir;
         struct dirent *ent;
         char *buf;
         struct stat st;
 
         if (is_git_dir(path)) {
                 add_repo(base, path);
                 return;
         }
+        if (is_git_dir(fmt("%s/.git", path))) {
+                add_repo(base, fmt("%s/.git", path));
+                return;
+        }
         dir = opendir(path);
         if (!dir) {
                 fprintf(stderr, "Error opening directory %s: %s (%d)\n",
                         path, strerror(errno), errno);
                 return;
         }
         while((ent = readdir(dir)) != NULL) {
                 if (ent->d_name[0] == '.') {
                         if (ent->d_name[1] == '\0')
                                 continue;
                         if (ent->d_name[1] == '.' && ent->d_name[2] == '\0')
                                 continue;
                 }
                 buf = malloc(strlen(path) + strlen(ent->d_name) + 2);
                 if (!buf) {
                         fprintf(stderr, "Alloc error on %s: %s (%d)\n",