Merge branch 'dl/warn-tagging-a-tag'

diff --git a/server-info.c b/server-info.c
index e2b2d6a27a40b1a3683dd99459c0fab0d45dc0c9..41274d098bc3b07b7f0130e7b9efcc20873cf46d 100644 (file)
--- a/server-info.c
+++ b/server-info.c
@@ -78,7 +78,7 @@ static int generate_info_refs(FILE *fp)
        return for_each_ref(add_info_ref, fp);
 }
 
-static int update_info_refs(int force)
+static int update_info_refs(void)
 {
        char *path = git_pathdup("info/refs");
        int ret = update_info_file(path, generate_info_refs);
@@ -91,19 +91,15 @@ static struct pack_info {
        struct packed_git *p;
        int old_num;
        int new_num;
-       int nr_alloc;
 } **info;
 static int num_pack;
-static const char *objdir;
-static int objdirlen;
 
 static struct pack_info *find_pack_by_name(const char *name)
 {
        int i;
        for (i = 0; i < num_pack; i++) {
                struct packed_git *p = info[i]->p;
-               /* skip "/pack/" after ".git/objects" */
-               if (!strcmp(p->pack_name + objdirlen + 6, name))
+               if (!strcmp(pack_basename(p), name))
                        return info[i];
        }
        return NULL;
@@ -112,9 +108,9 @@ static struct pack_info *find_pack_by_name(const char *name)
 /* Returns non-zero when we detect that the info in the
  * old file is useless.
  */
-static int parse_pack_def(const char *line, int old_cnt)
+static int parse_pack_def(const char *packname, int old_cnt)
 {
-       struct pack_info *i = find_pack_by_name(line + 2);
+       struct pack_info *i = find_pack_by_name(packname);
        if (i) {
                i->old_num = old_cnt;
                return 0;
@@ -131,39 +127,40 @@ static int parse_pack_def(const char *line, int old_cnt)
 static int read_pack_info_file(const char *infofile)
 {
        FILE *fp;
-       char line[1000];
+       struct strbuf line = STRBUF_INIT;
        int old_cnt = 0;
+       int stale = 1;
 
        fp = fopen_or_warn(infofile, "r");
        if (!fp)
                return 1; /* nonexistent is not an error. */
 
-       while (fgets(line, sizeof(line), fp)) {
-               int len = strlen(line);
-               if (len && line[len-1] == '\n')
-                       line[--len] = 0;
+       while (strbuf_getline(&line, fp) != EOF) {
+               const char *arg;
 
-               if (!len)
+               if (!line.len)
                        continue;
 
-               switch (line[0]) {
-               case 'P': /* P name */
-                       if (parse_pack_def(line, old_cnt++))
+               if (skip_prefix(line.buf, "P ", &arg)) {
+                       /* P name */
+                       if (parse_pack_def(arg, old_cnt++))
                                goto out_stale;
-                       break;
-               case 'D': /* we used to emit D but that was misguided. */
-               case 'T': /* we used to emit T but nobody uses it. */
+               } else if (line.buf[0] == 'D') {
+                       /* we used to emit D but that was misguided. */
                        goto out_stale;
-               default:
-                       error("unrecognized: %s", line);
-                       break;
+               } else if (line.buf[0] == 'T') {
+                       /* we used to emit T but nobody uses it. */
+                       goto out_stale;
+               } else {
+                       error("unrecognized: %s", line.buf);
                }
        }
-       fclose(fp);
-       return 0;
+       stale = 0;
+
  out_stale:
+       strbuf_release(&line);
        fclose(fp);
-       return 1;
+       return stale;
 }
 
 static int compare_info(const void *a_, const void *b_)
@@ -196,9 +193,6 @@ static void init_pack_info(const char *infofile, int force)
        int stale;
        int i = 0;
 
-       objdir = get_object_directory();
-       objdirlen = strlen(objdir);
-
        for (p = get_all_packs(the_repository); p; p = p->next) {
                /* we ignore things on alternate path since they are
                 * not available to the pullers in general.
@@ -212,6 +206,7 @@ static void init_pack_info(const char *infofile, int force)
        for (i = 0, p = get_all_packs(the_repository); p; p = p->next) {
                if (!p->pack_local)
                        continue;
+               assert(i < num_pack);
                info[i] = xcalloc(1, sizeof(struct pack_info));
                info[i]->p = p;
                info[i]->old_num = -1;
@@ -245,7 +240,7 @@ static int write_pack_info_file(FILE *fp)
 {
        int i;
        for (i = 0; i < num_pack; i++) {
-               if (fprintf(fp, "P %s\n", info[i]->p->pack_name + objdirlen + 6) < 0)
+               if (fprintf(fp, "P %s\n", pack_basename(info[i]->p)) < 0)
                        return -1;
        }
        if (fputc('\n', fp) == EOF)
@@ -274,7 +269,7 @@ int update_server_info(int force)
         */
        int errs = 0;
 
-       errs = errs | update_info_refs(force);
+       errs = errs | update_info_refs();
        errs = errs | update_info_packs(force);
 
        /* remove leftover rev-cache file if there is any */