p5551: add a script to test fetch pack-dir rescans

diff --git a/rerere.c b/rerere.c
index c26c29f87a6f35d2efffd226fa8922f36cd0bb37..51376cf6da3b8ab8f8e0c4f20c307fef9dec8392 100644 (file)
--- a/rerere.c
+++ b/rerere.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "config.h"
 #include "lockfile.h"
 #include "string-list.h"
 #include "rerere.h"
@@ -39,9 +40,8 @@ static void free_rerere_dirs(void)
                free(rerere_dir[i]->status);
                free(rerere_dir[i]);
        }
-       free(rerere_dir);
+       FREE_AND_NULL(rerere_dir);
        rerere_dir_nr = rerere_dir_alloc = 0;
-       rerere_dir = NULL;
 }
 
 static void free_rerere_id(struct string_list_item *item)
@@ -258,7 +258,7 @@ static int write_rr(struct string_list *rr, int out_fd)
                                    rerere_id_hex(id),
                                    rr->items[i].string, 0);
 
-               if (write_in_full(out_fd, buf.buf, buf.len) != buf.len)
+               if (write_in_full(out_fd, buf.buf, buf.len) < 0)
                        die("unable to write rerere record");
 
                strbuf_release(&buf);