t0300: work around bug in dash 0.5.6

[git.git] / pack-write.c

diff --git a/pack-write.c b/pack-write.c
index cadc3e1adf5748020d7fec23b657cb9c36728258..ca9e63be18f9333bf0f603ddb9ddd923588be0aa 100644 (file)
--- a/pack-write.c
+++ b/pack-write.c
@@ -73,9 +73,9 @@ const char *write_idx_file(const char *index_name, struct pack_idx_entry **objec
                f = sha1fd_check(index_name);
        } else {
                if (!index_name) {
-                       static char tmpfile[PATH_MAX];
-                       fd = odb_mkstemp(tmpfile, sizeof(tmpfile), "pack/tmp_idx_XXXXXX");
-                       index_name = xstrdup(tmpfile);
+                       static char tmp_file[PATH_MAX];
+                       fd = odb_mkstemp(tmp_file, sizeof(tmp_file), "pack/tmp_idx_XXXXXX");
+                       index_name = xstrdup(tmp_file);
                } else {
                        unlink(index_name);
                        fd = open(index_name, O_CREAT|O_EXCL|O_WRONLY, 0600);
@@ -129,6 +129,10 @@ const char *write_idx_file(const char *index_name, struct pack_idx_entry **objec
                }
                sha1write(f, obj->sha1, 20);
                git_SHA1_Update(&ctx, obj->sha1, 20);
+               if ((opts->flags & WRITE_IDX_STRICT) &&
+                   (i && !hashcmp(list[-2]->sha1, obj->sha1)))
+                       die("The same object %s appears twice in the pack",
+                           sha1_to_hex(obj->sha1));
        }
 
        if (index_version >= 2) {