finish_tmp_packfile(): a helper function

[git.git] / pack-write.c

diff --git a/pack-write.c b/pack-write.c
index 863cce8a09f090d7e7a77e9a9304d589a4b7b47c..cadc3e1adf5748020d7fec23b657cb9c36728258 100644 (file)
--- a/pack-write.c
+++ b/pack-write.c
@@ -338,3 +338,34 @@ struct sha1file *create_tmp_packfile(char **pack_tmp_name)
        *pack_tmp_name = xstrdup(tmpname);
        return sha1fd(fd, *pack_tmp_name);
 }
+
+void finish_tmp_packfile(char *name_buffer,
+                        const char *pack_tmp_name,
+                        struct pack_idx_entry **written_list,
+                        uint32_t nr_written,
+                        struct pack_idx_option *pack_idx_opts,
+                        unsigned char sha1[])
+{
+       const char *idx_tmp_name;
+       char *end_of_name_prefix = strrchr(name_buffer, 0);
+
+       if (adjust_shared_perm(pack_tmp_name))
+               die_errno("unable to make temporary pack file readable");
+
+       idx_tmp_name = write_idx_file(NULL, written_list, nr_written,
+                                     pack_idx_opts, sha1);
+       if (adjust_shared_perm(idx_tmp_name))
+               die_errno("unable to make temporary index file readable");
+
+       sprintf(end_of_name_prefix, "%s.pack", sha1_to_hex(sha1));
+       free_pack_by_name(name_buffer);
+
+       if (rename(pack_tmp_name, name_buffer))
+               die_errno("unable to rename temporary pack file");
+
+       sprintf(end_of_name_prefix, "%s.idx", sha1_to_hex(sha1));
+       if (rename(idx_tmp_name, name_buffer))
+               die_errno("unable to rename temporary index file");
+
+       free((void *)idx_tmp_name);
+}