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/*
* Copyright (C) 2005 Junio C Hamano
*/
#ifndef DIFF_H
#define DIFF_H
#define DIFF_FILE_CANON_MODE(mode) \
(S_ISREG(mode) ? (S_IFREG | ce_permissions(mode)) : \
S_ISLNK(mode) ? S_IFLNK : S_IFDIR)
extern void diff_addremove(int addremove,
unsigned mode,
const unsigned char *sha1,
const char *base,
const char *path);
extern void diff_change(unsigned mode1, unsigned mode2,
const unsigned char *sha1,
const unsigned char *sha2,
const char *base, const char *path);
extern void diff_unmerge(const char *path);
extern int diff_scoreopt_parse(const char *opt);
#define DIFF_SETUP_REVERSE 1
#define DIFF_SETUP_USE_CACHE 2
#define DIFF_SETUP_USE_SIZE_CACHE 4
extern void diff_setup(int flags);
#define DIFF_DETECT_RENAME 1
#define DIFF_DETECT_COPY 2
#define DIFF_PICKAXE_ALL 1
extern void diffcore_std(const char **paths,
int detect_rename, int rename_score,
const char *pickaxe, int pickaxe_opts,
int break_opt,
const char *orderfile, const char *filter);
extern void diffcore_std_no_resolve(const char **paths,
const char *pickaxe, int pickaxe_opts,
const char *orderfile, const char *filter);
#define COMMON_DIFF_OPTIONS_HELP \
"\ncommon diff options:\n" \
" -r diff recursively (only meaningful in diff-tree)\n" \
" -z output diff-raw with lines terminated with NUL.\n" \
" -p output patch format.\n" \
" -u synonym for -p.\n" \
" --name-only show only names of changed files.\n" \
" --name-only-z\n" \
" same as --name-only but terminate lines with NUL.\n" \
" -R swap input file pairs.\n" \
" -B detect complete rewrites.\n" \
" -M detect renames.\n" \
" -C detect copies.\n" \
" --find-copies-harder\n" \
" try unchanged files as candidate for copy detection.\n" \
" -O<file> reorder diffs according to the <file>.\n" \
" -S<string> find filepair whose only one side contains the string.\n" \
" --pickaxe-all\n" \
" show all files diff when -S is used and hit is found.\n"
extern int diff_queue_is_empty(void);
#define DIFF_FORMAT_RAW 1
#define DIFF_FORMAT_PATCH 2
#define DIFF_FORMAT_NO_OUTPUT 3
#define DIFF_FORMAT_NAME 4
extern void diff_flush(int output_style, int line_terminator);
/* diff-raw status letters */
#define DIFF_STATUS_ADDED 'A'
#define DIFF_STATUS_COPIED 'C'
#define DIFF_STATUS_DELETED 'D'
#define DIFF_STATUS_MODIFIED 'M'
#define DIFF_STATUS_RENAMED 'R'
#define DIFF_STATUS_TYPE_CHANGED 'T'
#define DIFF_STATUS_UNKNOWN 'X'
#define DIFF_STATUS_UNMERGED 'U'
/* these are not diff-raw status letters proper, but used by
* diffcore-filter insn to specify additional restrictions.
*/
#define DIFF_STATUS_FILTER_AON 'A'
#define DIFF_STATUS_FILTER_BROKEN 'B'
#endif /* DIFF_H */
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