From f92a4465813b42b0c116bc9ab2a105ee19f076d8 Mon Sep 17 00:00:00 2001 From: Junio C Hamano Date: Wed, 27 Apr 2005 09:21:00 -0700 Subject: [PATCH] Add -p (patch) to diff-cache. This uses the reworked diff interface to generate patches directly out of diff-cache when -p is specified. Signed-off-by: Junio C Hamano Signed-off-by: Linus Torvalds --- diff-cache.c | 37 ++++++++++++++++++++++++++++--------- 1 file changed, 28 insertions(+), 9 deletions(-) diff --git a/diff-cache.c b/diff-cache.c index 02762b90e0..3bd306c779 100644 --- a/diff-cache.c +++ b/diff-cache.c @@ -1,13 +1,20 @@ #include "cache.h" +#include "diff.h" static int cached_only = 0; +static int generate_patch = 0; static int line_termination = '\n'; /* A file entry went away or appeared */ static void show_file(const char *prefix, struct cache_entry *ce) { - printf("%s%o\t%s\t%s\t%s%c", prefix, ntohl(ce->ce_mode), "blob", - sha1_to_hex(ce->sha1), ce->name, line_termination); + if (generate_patch) + diff_addremove(prefix[0], ntohl(ce->ce_mode), + ce->sha1, ce->name, NULL); + else + printf("%s%06o\tblob\t%s\t%s%c", prefix, ntohl(ce->ce_mode), + sha1_to_hex(ce->sha1), ce->name, + line_termination); } static int show_modified(struct cache_entry *old, struct cache_entry *new) @@ -35,11 +42,15 @@ static int show_modified(struct cache_entry *old, struct cache_entry *new) if (mode == oldmode && !memcmp(sha1, old->sha1, 20)) return 0; - strcpy(old_sha1_hex, sha1_to_hex(old->sha1)); - printf("*%o->%o\t%s\t%s->%s\t%s%c", oldmode, mode, - "blob", - old_sha1_hex, sha1_to_hex(sha1), - old->name, line_termination); + if (generate_patch) + diff_change(oldmode, mode, + old->sha1, sha1, old->name, NULL); + else { + strcpy(old_sha1_hex, sha1_to_hex(old->sha1)); + printf("*%06o->%06o\tblob\t%s->%s\t%s%c", oldmode, mode, + old_sha1_hex, sha1_to_hex(sha1), + old->name, line_termination); + } return 0; } @@ -67,7 +78,10 @@ static int diff_cache(struct cache_entry **ac, int entries) } /* Otherwise we fall through to the "unmerged" case */ case 3: - printf("U %s%c", ce->name, line_termination); + if (generate_patch) + diff_unmerge(ce->name); + else + printf("U %s%c", ce->name, line_termination); break; default: @@ -102,7 +116,8 @@ static void mark_merge_entries(void) } } -static char *diff_cache_usage = "diff-cache [-r] [-z] [--cached] "; +static char *diff_cache_usage = +"diff-cache [-r] [-z] [-p] [--cached] "; int main(int argc, char **argv) { @@ -119,6 +134,10 @@ int main(int argc, char **argv) /* We accept the -r flag just to look like diff-tree */ continue; } + if (!strcmp(arg, "-p")) { + generate_patch = 1; + continue; + } if (!strcmp(arg, "-z")) { line_termination = '\0'; continue; -- cgit v1.2.1