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The option used to be implemented as if it is a totally independent one, but "git diff --cumulative" would not mean anything without "--dirstat". This makes --cumulative imply --dirstat. Signed-off-by: Junio C Hamano <gitster@pobox.com>
263 lines
8.3 KiB
C
263 lines
8.3 KiB
C
/*
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* Copyright (C) 2005 Junio C Hamano
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*/
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#ifndef DIFF_H
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#define DIFF_H
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#include "tree-walk.h"
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struct rev_info;
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struct diff_options;
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struct diff_queue_struct;
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typedef void (*change_fn_t)(struct diff_options *options,
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unsigned old_mode, unsigned new_mode,
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const unsigned char *old_sha1,
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const unsigned char *new_sha1,
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const char *fullpath);
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typedef void (*add_remove_fn_t)(struct diff_options *options,
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int addremove, unsigned mode,
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const unsigned char *sha1,
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const char *fullpath);
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typedef void (*diff_format_fn_t)(struct diff_queue_struct *q,
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struct diff_options *options, void *data);
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#define DIFF_FORMAT_RAW 0x0001
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#define DIFF_FORMAT_DIFFSTAT 0x0002
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#define DIFF_FORMAT_NUMSTAT 0x0004
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#define DIFF_FORMAT_SUMMARY 0x0008
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#define DIFF_FORMAT_PATCH 0x0010
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#define DIFF_FORMAT_SHORTSTAT 0x0020
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#define DIFF_FORMAT_DIRSTAT 0x0040
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/* These override all above */
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#define DIFF_FORMAT_NAME 0x0100
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#define DIFF_FORMAT_NAME_STATUS 0x0200
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#define DIFF_FORMAT_CHECKDIFF 0x0400
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/* Same as output_format = 0 but we know that -s flag was given
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* and we should not give default value to output_format.
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*/
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#define DIFF_FORMAT_NO_OUTPUT 0x0800
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#define DIFF_FORMAT_CALLBACK 0x1000
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#define DIFF_OPT_RECURSIVE (1 << 0)
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#define DIFF_OPT_TREE_IN_RECURSIVE (1 << 1)
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#define DIFF_OPT_BINARY (1 << 2)
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#define DIFF_OPT_TEXT (1 << 3)
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#define DIFF_OPT_FULL_INDEX (1 << 4)
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#define DIFF_OPT_SILENT_ON_REMOVE (1 << 5)
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#define DIFF_OPT_FIND_COPIES_HARDER (1 << 6)
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#define DIFF_OPT_FOLLOW_RENAMES (1 << 7)
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#define DIFF_OPT_COLOR_DIFF (1 << 8)
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#define DIFF_OPT_COLOR_DIFF_WORDS (1 << 9)
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#define DIFF_OPT_HAS_CHANGES (1 << 10)
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#define DIFF_OPT_QUIET (1 << 11)
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#define DIFF_OPT_NO_INDEX (1 << 12)
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#define DIFF_OPT_ALLOW_EXTERNAL (1 << 13)
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#define DIFF_OPT_EXIT_WITH_STATUS (1 << 14)
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#define DIFF_OPT_REVERSE_DIFF (1 << 15)
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#define DIFF_OPT_CHECK_FAILED (1 << 16)
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#define DIFF_OPT_RELATIVE_NAME (1 << 17)
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#define DIFF_OPT_IGNORE_SUBMODULES (1 << 18)
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#define DIFF_OPT_DIRSTAT_CUMULATIVE (1 << 19)
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#define DIFF_OPT_TST(opts, flag) ((opts)->flags & DIFF_OPT_##flag)
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#define DIFF_OPT_SET(opts, flag) ((opts)->flags |= DIFF_OPT_##flag)
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#define DIFF_OPT_CLR(opts, flag) ((opts)->flags &= ~DIFF_OPT_##flag)
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struct diff_options {
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const char *filter;
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const char *orderfile;
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const char *pickaxe;
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const char *single_follow;
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const char *a_prefix, *b_prefix;
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unsigned flags;
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int context;
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int break_opt;
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int detect_rename;
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int skip_stat_unmatch;
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int line_termination;
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int output_format;
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int pickaxe_opts;
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int rename_score;
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int rename_limit;
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int warn_on_too_large_rename;
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int dirstat_percent;
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int setup;
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int abbrev;
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const char *prefix;
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int prefix_length;
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const char *stat_sep;
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long xdl_opts;
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int stat_width;
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int stat_name_width;
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/* this is set by diffcore for DIFF_FORMAT_PATCH */
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int found_changes;
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FILE *file;
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int close_file;
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int nr_paths;
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const char **paths;
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int *pathlens;
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change_fn_t change;
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add_remove_fn_t add_remove;
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diff_format_fn_t format_callback;
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void *format_callback_data;
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};
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enum color_diff {
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DIFF_RESET = 0,
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DIFF_PLAIN = 1,
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DIFF_METAINFO = 2,
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DIFF_FRAGINFO = 3,
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DIFF_FILE_OLD = 4,
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DIFF_FILE_NEW = 5,
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DIFF_COMMIT = 6,
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DIFF_WHITESPACE = 7,
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};
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const char *diff_get_color(int diff_use_color, enum color_diff ix);
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#define diff_get_color_opt(o, ix) \
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diff_get_color(DIFF_OPT_TST((o), COLOR_DIFF), ix)
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extern const char mime_boundary_leader[];
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extern void diff_tree_setup_paths(const char **paths, struct diff_options *);
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extern void diff_tree_release_paths(struct diff_options *);
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extern int diff_tree(struct tree_desc *t1, struct tree_desc *t2,
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const char *base, struct diff_options *opt);
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extern int diff_tree_sha1(const unsigned char *old, const unsigned char *new,
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const char *base, struct diff_options *opt);
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extern int diff_root_tree_sha1(const unsigned char *new, const char *base,
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struct diff_options *opt);
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struct combine_diff_path {
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struct combine_diff_path *next;
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int len;
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char *path;
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unsigned int mode;
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unsigned char sha1[20];
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struct combine_diff_parent {
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char status;
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unsigned int mode;
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unsigned char sha1[20];
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} parent[FLEX_ARRAY];
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};
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#define combine_diff_path_size(n, l) \
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(sizeof(struct combine_diff_path) + \
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sizeof(struct combine_diff_parent) * (n) + (l) + 1)
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extern void show_combined_diff(struct combine_diff_path *elem, int num_parent,
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int dense, struct rev_info *);
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extern void diff_tree_combined(const unsigned char *sha1, const unsigned char parent[][20], int num_parent, int dense, struct rev_info *rev);
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extern void diff_tree_combined_merge(const unsigned char *sha1, int, struct rev_info *);
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extern void diff_addremove(struct diff_options *,
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int addremove,
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unsigned mode,
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const unsigned char *sha1,
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const char *fullpath);
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extern void diff_change(struct diff_options *,
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unsigned mode1, unsigned mode2,
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const unsigned char *sha1,
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const unsigned char *sha2,
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const char *fullpath);
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extern void diff_unmerge(struct diff_options *,
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const char *path,
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unsigned mode,
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const unsigned char *sha1);
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#define DIFF_SETUP_REVERSE 1
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#define DIFF_SETUP_USE_CACHE 2
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#define DIFF_SETUP_USE_SIZE_CACHE 4
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extern int git_diff_basic_config(const char *var, const char *value, void *cb);
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extern int git_diff_ui_config(const char *var, const char *value, void *cb);
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extern int diff_use_color_default;
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extern void diff_setup(struct diff_options *);
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extern int diff_opt_parse(struct diff_options *, const char **, int);
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extern int diff_setup_done(struct diff_options *);
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#define DIFF_DETECT_RENAME 1
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#define DIFF_DETECT_COPY 2
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#define DIFF_PICKAXE_ALL 1
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#define DIFF_PICKAXE_REGEX 2
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extern void diffcore_std(struct diff_options *);
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#define COMMON_DIFF_OPTIONS_HELP \
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"\ncommon diff options:\n" \
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" -z output diff-raw with lines terminated with NUL.\n" \
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" -p output patch format.\n" \
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" -u synonym for -p.\n" \
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" --patch-with-raw\n" \
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" output both a patch and the diff-raw format.\n" \
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" --stat show diffstat instead of patch.\n" \
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" --numstat show numeric diffstat instead of patch.\n" \
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" --patch-with-stat\n" \
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" output a patch and prepend its diffstat.\n" \
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" --name-only show only names of changed files.\n" \
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" --name-status show names and status of changed files.\n" \
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" --full-index show full object name on index lines.\n" \
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" --abbrev=<n> abbreviate object names in diff-tree header and diff-raw.\n" \
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" -R swap input file pairs.\n" \
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" -B detect complete rewrites.\n" \
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" -M detect renames.\n" \
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" -C detect copies.\n" \
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" --find-copies-harder\n" \
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" try unchanged files as candidate for copy detection.\n" \
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" -l<n> limit rename attempts up to <n> paths.\n" \
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" -O<file> reorder diffs according to the <file>.\n" \
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" -S<string> find filepair whose only one side contains the string.\n" \
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" --pickaxe-all\n" \
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" show all files diff when -S is used and hit is found.\n" \
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" -a --text treat all files as text.\n"
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extern int diff_queue_is_empty(void);
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extern void diff_flush(struct diff_options*);
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/* diff-raw status letters */
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#define DIFF_STATUS_ADDED 'A'
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#define DIFF_STATUS_COPIED 'C'
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#define DIFF_STATUS_DELETED 'D'
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#define DIFF_STATUS_MODIFIED 'M'
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#define DIFF_STATUS_RENAMED 'R'
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#define DIFF_STATUS_TYPE_CHANGED 'T'
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#define DIFF_STATUS_UNKNOWN 'X'
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#define DIFF_STATUS_UNMERGED 'U'
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/* these are not diff-raw status letters proper, but used by
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* diffcore-filter insn to specify additional restrictions.
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*/
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#define DIFF_STATUS_FILTER_AON '*'
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#define DIFF_STATUS_FILTER_BROKEN 'B'
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extern const char *diff_unique_abbrev(const unsigned char *, int);
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/* do not report anything on removed paths */
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#define DIFF_SILENT_ON_REMOVED 01
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/* report racily-clean paths as modified */
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#define DIFF_RACY_IS_MODIFIED 02
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extern int run_diff_files(struct rev_info *revs, unsigned int option);
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extern int run_diff_index(struct rev_info *revs, int cached);
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extern int do_diff_cache(const unsigned char *, struct diff_options *);
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extern int diff_flush_patch_id(struct diff_options *, unsigned char *);
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extern int diff_result_code(struct diff_options *, int);
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extern void diff_no_index(struct rev_info *, int, const char **, int, const char *);
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#endif /* DIFF_H */
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