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git/builtin/diff-files.c
Jens Lehmann 302ad7a993 Submodules: Use "ignore" settings from .gitmodules too for diff and status
The .gitmodules file is parsed for "submodule.<name>.ignore" entries
before looking for them in .git/config. Thus settings found in .git/config
will override those from .gitmodules, thereby allowing the local developer
to ignore settings given by the remote side while also letting upstream
set defaults for those users who don't have special needs.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-09 09:11:44 -07:00

70 lines
1.9 KiB
C

/*
* GIT - The information manager from hell
*
* Copyright (C) Linus Torvalds, 2005
*/
#include "cache.h"
#include "diff.h"
#include "commit.h"
#include "revision.h"
#include "builtin.h"
#include "submodule.h"
static const char diff_files_usage[] =
"git diff-files [-q] [-0/-1/2/3 |-c|--cc] [<common diff options>] [<path>...]"
COMMON_DIFF_OPTIONS_HELP;
int cmd_diff_files(int argc, const char **argv, const char *prefix)
{
struct rev_info rev;
int result;
unsigned options = 0;
init_revisions(&rev, prefix);
gitmodules_config();
git_config(git_diff_basic_config, NULL); /* no "diff" UI options */
rev.abbrev = 0;
argc = setup_revisions(argc, argv, &rev, NULL);
while (1 < argc && argv[1][0] == '-') {
if (!strcmp(argv[1], "--base"))
rev.max_count = 1;
else if (!strcmp(argv[1], "--ours"))
rev.max_count = 2;
else if (!strcmp(argv[1], "--theirs"))
rev.max_count = 3;
else if (!strcmp(argv[1], "-q"))
options |= DIFF_SILENT_ON_REMOVED;
else
usage(diff_files_usage);
argv++; argc--;
}
if (!rev.diffopt.output_format)
rev.diffopt.output_format = DIFF_FORMAT_RAW;
/*
* Make sure there are NO revision (i.e. pending object) parameter,
* rev.max_count is reasonable (0 <= n <= 3), and
* there is no other revision filtering parameters.
*/
if (rev.pending.nr ||
rev.min_age != -1 || rev.max_age != -1 ||
3 < rev.max_count)
usage(diff_files_usage);
/*
* "diff-files --base -p" should not combine merges because it
* was not asked to. "diff-files -c -p" should not densify
* (the user should ask with "diff-files --cc" explicitly).
*/
if (rev.max_count == -1 && !rev.combine_merges &&
(rev.diffopt.output_format & DIFF_FORMAT_PATCH))
rev.combine_merges = rev.dense_combined_merges = 1;
if (read_cache_preload(rev.diffopt.paths) < 0) {
perror("read_cache_preload");
return -1;
}
result = run_diff_files(&rev, options);
return diff_result_code(&rev.diffopt, result);
}