diff options
Diffstat (limited to 'builtin/rerere.c')
| -rw-r--r-- | builtin/rerere.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/builtin/rerere.c b/builtin/rerere.c index 7afadd2ead..88e1359ebc 100644 --- a/builtin/rerere.c +++ b/builtin/rerere.c @@ -29,9 +29,10 @@ static int diff_two(const char *file1, const char *label1, xdemitconf_t xecfg; xdemitcb_t ecb; mmfile_t minus, plus; + int ret; if (read_mmfile(&minus, file1) || read_mmfile(&plus, file2)) - return 1; + return -1; printf("--- a/%s\n+++ b/%s\n", label1, label2); fflush(stdout); @@ -40,17 +41,17 @@ static int diff_two(const char *file1, const char *label1, memset(&xecfg, 0, sizeof(xecfg)); xecfg.ctxlen = 3; ecb.outf = outf; - xdi_diff(&minus, &plus, &xpp, &xecfg, &ecb); + ret = xdi_diff(&minus, &plus, &xpp, &xecfg, &ecb); free(minus.ptr); free(plus.ptr); - return 0; + return ret; } int cmd_rerere(int argc, const char **argv, const char *prefix) { struct string_list merge_rr = STRING_LIST_INIT_DUP; - int i, fd, autoupdate = -1, flags = 0; + int i, autoupdate = -1, flags = 0; struct option options[] = { OPT_SET_INT(0, "rerere-autoupdate", &autoupdate, @@ -79,18 +80,16 @@ int cmd_rerere(int argc, const char **argv, const char *prefix) return rerere_forget(&pathspec); } - fd = setup_rerere(&merge_rr, flags); - if (fd < 0) - return 0; - if (!strcmp(argv[0], "clear")) { rerere_clear(&merge_rr); } else if (!strcmp(argv[0], "gc")) rerere_gc(&merge_rr); - else if (!strcmp(argv[0], "status")) + else if (!strcmp(argv[0], "status")) { + if (setup_rerere(&merge_rr, flags | RERERE_READONLY) < 0) + return 0; for (i = 0; i < merge_rr.nr; i++) printf("%s\n", merge_rr.items[i].string); - else if (!strcmp(argv[0], "remaining")) { + } else if (!strcmp(argv[0], "remaining")) { rerere_remaining(&merge_rr); for (i = 0; i < merge_rr.nr; i++) { if (merge_rr.items[i].util != RERERE_RESOLVED) @@ -100,13 +99,16 @@ int cmd_rerere(int argc, const char **argv, const char *prefix) * string_list_clear() */ merge_rr.items[i].util = NULL; } - } else if (!strcmp(argv[0], "diff")) + } else if (!strcmp(argv[0], "diff")) { + if (setup_rerere(&merge_rr, flags | RERERE_READONLY) < 0) + return 0; for (i = 0; i < merge_rr.nr; i++) { const char *path = merge_rr.items[i].string; const char *name = (const char *)merge_rr.items[i].util; - diff_two(rerere_path(name, "preimage"), path, path, path); + if (diff_two(rerere_path(name, "preimage"), path, path, path)) + die("unable to generate diff for %s", name); } - else + } else usage_with_options(rerere_usage, options); string_list_clear(&merge_rr, 1); |