Signed-off-by: Nicolas Pitre <n...@fluxnic.net>
---
 packv4-create.c | 73 +++++++++++++++++++++++++++------------------------------
 1 file changed, 34 insertions(+), 39 deletions(-)

diff --git a/packv4-create.c b/packv4-create.c
index 22cdf8e..c23c791 100644
--- a/packv4-create.c
+++ b/packv4-create.c
@@ -956,56 +956,46 @@ static off_t packv4_write_object(struct sha1file *f, 
struct packed_git *p,
        return hdrlen + size;
 }
 
-static struct packed_git *open_pack(const char *path)
+static char *normalize_pack_name(const char *path)
 {
-       char arg[PATH_MAX];
+       char buf[PATH_MAX];
        int len;
-       struct packed_git *p;
 
-       len = strlcpy(arg, path, PATH_MAX);
-       if (len >= PATH_MAX) {
-               error("name too long: %s", path);
-               return NULL;
-       }
+       len = strlcpy(buf, path, PATH_MAX);
+       if (len >= PATH_MAX - 6)
+               die("name too long: %s", path);
 
        /*
         * In addition to "foo.idx" we accept "foo.pack" and "foo";
-        * normalize these forms to "foo.idx" for add_packed_git().
+        * normalize these forms to "foo.pack".
         */
-       if (has_extension(arg, ".pack")) {
-               strcpy(arg + len - 5, ".idx");
-               len--;
-       } else if (!has_extension(arg, ".idx")) {
-               if (len + 4 >= PATH_MAX) {
-                       error("name too long: %s.idx", arg);
-                       return NULL;
-               }
-               strcpy(arg + len, ".idx");
-               len += 4;
+       if (has_extension(buf, ".idx")) {
+               strcpy(buf + len - 4, ".pack");
+               len++;
+       } else if (!has_extension(buf, ".pack")) {
+               strcpy(buf + len, ".pack");
+               len += 5;
        }
 
-       /*
-        * add_packed_git() uses our buffer (containing "foo.idx") to
-        * build the pack filename ("foo.pack").  Make sure it fits.
-        */
-       if (len + 1 >= PATH_MAX) {
-               arg[len - 4] = '\0';
-               error("name too long: %s.pack", arg);
-               return NULL;
-       }
+       return xstrdup(buf);
+}
 
-       p = add_packed_git(arg, len, 1);
-       if (!p) {
-               error("packfile %s not found.", arg);
-               return NULL;
-       }
+static struct packed_git *open_pack(const char *path)
+{
+       char *packname = normalize_pack_name(path);
+       int len = strlen(packname);
+       struct packed_git *p;
+
+       strcpy(packname + len - 5, ".idx");
+       p = add_packed_git(packname, len - 1, 1);
+       if (!p)
+               die("packfile %s not found.", packname);
 
        install_packed_git(p);
-       if (open_pack_index(p)) {
-               error("packfile %s index not opened", p->pack_name);
-               return NULL;
-       }
+       if (open_pack_index(p))
+               die("packfile %s index not opened", p->pack_name);
 
+       free(packname);
        return p;
 }
 
@@ -1017,6 +1007,7 @@ static void process_one_pack(char *src_pack, char 
*dst_pack)
        struct pack_idx_option idx_opts;
        unsigned i, nr_objects;
        off_t written = 0;
+       char *packname;
        unsigned char pack_sha1[20];
 
        p = open_pack(src_pack);
@@ -1031,7 +1022,8 @@ static void process_one_pack(char *src_pack, char 
*dst_pack)
        sort_dict_entries_by_hits(commit_name_table);
        sort_dict_entries_by_hits(tree_path_table);
 
-       f = packv4_open(dst_pack);
+       packname = normalize_pack_name(dst_pack);
+       f = packv4_open(packname);
        if (!f)
                die("unable to open destination pack");
        written += packv4_write_header(f, nr_objects);
@@ -1053,7 +1045,10 @@ static void process_one_pack(char *src_pack, char 
*dst_pack)
 
        reset_pack_idx_option(&idx_opts);
        idx_opts.version = 3;
-       write_idx_file(dst_pack, p_objs, nr_objects, &idx_opts, pack_sha1);
+       strcpy(packname + strlen(packname) - 5, ".idx");
+       write_idx_file(packname, p_objs, nr_objects, &idx_opts, pack_sha1);
+
+       free(packname);
 }
 
 static int git_pack_config(const char *k, const char *v, void *cb)
-- 
1.8.4.38.g317e65b

--
To unsubscribe from this list: send the line "unsubscribe git" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to