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/*
* 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"

static const char diff_files_usage[] =
"git-diff-files [-q] [-0/-1/2/3 |-c|--cc|--no-index] [<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 nongit;
int result;

prefix = setup_git_directory_gently(&nongit);
init_revisions(&rev, prefix);
git_config(git_diff_basic_config); /* no "diff" UI options */
rev.abbrev = 0;

if (!setup_diff_no_index(&rev, argc, argv, nongit, prefix))
argc = 0;
else
argc = setup_revisions(argc, argv, &rev, NULL);
if (!rev.diffopt.output_format)
rev.diffopt.output_format = DIFF_FORMAT_RAW;
result = run_diff_files_cmd(&rev, argc, argv);
return diff_result_code(&rev.diffopt, result);
}
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