static int diff_output_format = DIFF_FORMAT_HUMAN;
static int match_nonexisting = 0;
static int detect_rename = 0;
+static int find_copies_harder = 0;
static int diff_setup_opt = 0;
static int diff_score_opt = 0;
static const char *pickaxe = NULL;
oldmode = old->ce_mode;
if (mode == oldmode && !memcmp(sha1, old->sha1, 20) &&
- detect_rename < DIFF_DETECT_COPY)
+ !find_copies_harder)
return 0;
mode = ntohl(mode);
}
static char *diff_cache_usage =
-"git-diff-cache [-p] [-r] [-z] [-m] [-M] [-C] [-R] [-S<string>] [-O<orderfile>] [--cached] <tree-ish> [<path>...]";
+"git-diff-cache [-m] [--cached] "
+"[<common diff options>] <tree-ish> [<path>...]"
+COMMON_DIFF_OPTIONS_HELP;
int main(int argc, const char **argv)
{
/* We accept the -r flag just to look like git-diff-tree */
continue;
}
- if (!strcmp(arg, "-p")) {
+ /* We accept the -u flag as a synonym for "-p" */
+ if (!strcmp(arg, "-p") || !strcmp(arg, "-u")) {
diff_output_format = DIFF_FORMAT_PATCH;
continue;
}
usage(diff_cache_usage);
continue;
}
+ if (!strcmp(arg, "--find-copies-harder")) {
+ find_copies_harder = 1;
+ continue;
+ }
if (!strcmp(arg, "-z")) {
diff_output_format = DIFF_FORMAT_MACHINE;
continue;
}
+ if (!strcmp(arg, "--name-only")) {
+ diff_output_format = DIFF_FORMAT_NAME;
+ continue;
+ }
+ if (!strcmp(arg, "--name-only-z")) {
+ diff_output_format = DIFF_FORMAT_NAME_Z;
+ continue;
+ }
if (!strcmp(arg, "-R")) {
diff_setup_opt |= DIFF_SETUP_REVERSE;
continue;
usage(diff_cache_usage);
}
+ if (find_copies_harder && detect_rename != DIFF_DETECT_COPY)
+ usage(diff_cache_usage);
+
if (!tree_name || get_sha1(tree_name, sha1))
usage(diff_cache_usage);