ref-filter: move get_head_description() from branch.c

diff --git a/path.c b/path.c
index ba60c9849ef7dcc849b2014fb049e3589c6b32e3..efcedafba6f2c0cae218f2d32425c13272df8dea 100644 (file)
--- a/path.c
+++ b/path.c
@@ -25,7 +25,8 @@ static struct strbuf *get_pathname(void)
                STRBUF_INIT, STRBUF_INIT, STRBUF_INIT, STRBUF_INIT
        };
        static int index;
-       struct strbuf *sb = &pathname_array[3 & ++index];
+       struct strbuf *sb = &pathname_array[index];
+       index = (index + 1) % ARRAY_SIZE(pathname_array);
        strbuf_reset(sb);
        return sb;
 }
@@ -381,6 +382,8 @@ static void adjust_git_path(struct strbuf *buf, int git_dir_len)
                              get_index_file(), strlen(get_index_file()));
        else if (git_db_env && dir_prefix(base, "objects"))
                replace_dir(buf, git_dir_len + 7, get_object_directory());
+       else if (git_hooks_path && dir_prefix(base, "hooks"))
+               replace_dir(buf, git_dir_len + 5, git_hooks_path);
        else if (git_common_dir_env)
                update_common_dir(buf, git_dir_len, NULL);
 }
@@ -988,7 +991,7 @@ const char *remove_leading_path(const char *in, const char *prefix)
  *
  * Performs the following normalizations on src, storing the result in dst:
  * - Ensures that components are separated by '/' (Windows only)
- * - Squashes sequences of '/'.
+ * - Squashes sequences of '/' except "//server/share" on Windows
  * - Removes "." components.
  * - Removes ".." components, and the components the precede them.
  * Returns failure (non-zero) if a ".." component appears as first path
@@ -1011,17 +1014,22 @@ const char *remove_leading_path(const char *in, const char *prefix)
 int normalize_path_copy_len(char *dst, const char *src, int *prefix_len)
 {
        char *dst0;
-       int i;
+       const char *end;
 
-       for (i = has_dos_drive_prefix(src); i > 0; i--)
-               *dst++ = *src++;
+       /*
+        * Copy initial part of absolute path: "/", "C:/", "//server/share/".
+        */
+       end = src + offset_1st_component(src);
+       while (src < end) {
+               char c = *src++;
+               if (is_dir_sep(c))
+                       c = '/';
+               *dst++ = c;
+       }
        dst0 = dst;
 
-       if (is_dir_sep(*src)) {
-               *dst++ = '/';
-               while (is_dir_sep(*src))
-                       src++;
-       }
+       while (is_dir_sep(*src))
+               src++;
 
        for (;;) {
                char c = *src;