mirror of
https://github.com/git/git
synced 2024-11-05 18:59:29 +00:00
845d6030f8
"git {diff,log} --{skip,rotate}-to=<path>" allows the user to
discard diff output for early paths or move them to the end of the
output.
* jc/diffcore-rotate:
diff: --{rotate,skip}-to=<path>
84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
/*
|
|
* GIT - The information manager from hell
|
|
*
|
|
* Copyright (C) Linus Torvalds, 2005
|
|
*/
|
|
#define USE_THE_INDEX_COMPATIBILITY_MACROS
|
|
#include "cache.h"
|
|
#include "config.h"
|
|
#include "diff.h"
|
|
#include "diff-merges.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;
|
|
|
|
if (argc == 2 && !strcmp(argv[1], "-h"))
|
|
usage(diff_files_usage);
|
|
|
|
git_config(git_diff_basic_config, NULL); /* no "diff" UI options */
|
|
repo_init_revisions(the_repository, &rev, prefix);
|
|
rev.abbrev = 0;
|
|
|
|
/*
|
|
* Consider "intent-to-add" files as new by default, unless
|
|
* explicitly specified in the command line or anywhere else.
|
|
*/
|
|
rev.diffopt.ita_invisible_in_index = 1;
|
|
|
|
prefix = precompose_argv_prefix(argc, argv, prefix);
|
|
|
|
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;
|
|
rev.diffopt.rotate_to_strict = 1;
|
|
|
|
/*
|
|
* 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.diffopt.output_format & DIFF_FORMAT_PATCH))
|
|
diff_merges_set_dense_combined_if_unset(&rev);
|
|
|
|
if (read_cache_preload(&rev.diffopt.pathspec) < 0) {
|
|
perror("read_cache_preload");
|
|
return -1;
|
|
}
|
|
result = run_diff_files(&rev, options);
|
|
return diff_result_code(&rev.diffopt, result);
|
|
}
|