t5562: replace /dev/zero with a pipe from generate_zero_bytes

diff --git a/builtin/diff-index.c b/builtin/diff-index.c
index 1af373d0021f56f539a1d261e908a60d92ff5b4f..93ec6424234c65f486dcfca724c77a48e5e91f91 100644 (file)
--- a/builtin/diff-index.c
+++ b/builtin/diff-index.c
@@ -1,4 +1,6 @@
+#define USE_THE_INDEX_COMPATIBILITY_MACROS
 #include "cache.h"
+#include "config.h"
 #include "diff.h"
 #include "commit.h"
 #include "revision.h"
@@ -17,9 +19,11 @@ int cmd_diff_index(int argc, const char **argv, const char *prefix)
        int i;
        int result;
 
-       init_revisions(&rev, prefix);
-       gitmodules_config();
+       if (argc == 2 && !strcmp(argv[1], "-h"))
+               usage(diff_cache_usage);
+
        git_config(git_diff_basic_config, NULL); /* no "diff" UI options */
+       repo_init_revisions(the_repository, &rev, prefix);
        rev.abbrev = 0;
        precompose_argv(argc, argv);
 
@@ -53,5 +57,6 @@ int cmd_diff_index(int argc, const char **argv, const char *prefix)
                return -1;
        }
        result = run_diff_index(&rev, cached);
+       UNLEAK(rev);
        return diff_result_code(&rev.diffopt, result);
 }