Update the main documentation index.

diff --git a/refs.c b/refs.c
index 7ccd721a4abdfec68fa9cab1f380569152fe61e9..161018097def05f717ae20e59e3df6cc1b01ab77 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -3,10 +3,10 @@
 
 #include <errno.h>
 
-static int read_ref(const char *path, unsigned char *sha1)
+static int read_ref(const char *refname, unsigned char *sha1)
 {
        int ret = -1;
-       int fd = open(path, O_RDONLY);
+       int fd = open(git_path("%s", refname), O_RDONLY);
 
        if (fd >= 0) {
                char buffer[60];
@@ -20,7 +20,7 @@ static int read_ref(const char *path, unsigned char *sha1)
 static int do_for_each_ref(const char *base, int (*fn)(const char *path, const unsigned char *sha1))
 {
        int retval = 0;
-       DIR *dir = opendir(base);
+       DIR *dir = opendir(git_path("%s", base));
 
        if (dir) {
                struct dirent *de;
@@ -46,7 +46,7 @@ static int do_for_each_ref(const char *base, int (*fn)(const char *path, const u
                        if (namelen > 255)
                                continue;
                        memcpy(path + baselen, de->d_name, namelen+1);
-                       if (lstat(path, &st) < 0)
+                       if (stat(git_path("%s", path), &st) < 0)
                                continue;
                        if (S_ISDIR(st.st_mode)) {
                                retval = do_for_each_ref(path, fn);
@@ -68,9 +68,17 @@ static int do_for_each_ref(const char *base, int (*fn)(const char *path, const u
        return retval;
 }
 
+int head_ref(int (*fn)(const char *path, const unsigned char *sha1))
+{
+       unsigned char sha1[20];
+       if (!read_ref("HEAD", sha1))
+               return fn("HEAD", sha1);
+       return 0;
+}
+
 int for_each_ref(int (*fn)(const char *path, const unsigned char *sha1))
 {
-       return do_for_each_ref(get_refs_directory(), fn);
+       return do_for_each_ref("refs", fn);
 }
 
 static char *ref_file_name(const char *ref)