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Commit | Line | Data |
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be3cfa85 JH |
1 | /* |
2 | * Copyright (C) 2005 Junio C Hamano | |
3 | */ | |
86436c28 JH |
4 | #ifndef DIFF_H |
5 | #define DIFF_H | |
6 | ||
1b0c7174 | 7 | #include "tree-walk.h" |
64acde94 | 8 | #include "pathspec.h" |
1ff57c13 | 9 | #include "object.h" |
50f9a858 | 10 | |
91539833 | 11 | struct rev_info; |
ac1b3d12 | 12 | struct diff_options; |
04245581 | 13 | struct diff_queue_struct; |
a3c158d4 | 14 | struct strbuf; |
a788d7d5 AB |
15 | struct diff_filespec; |
16 | struct userdiff_driver; | |
910650d2 | 17 | struct oid_array; |
82889295 | 18 | struct commit; |
72441af7 KS |
19 | struct combine_diff_path; |
20 | ||
21 | typedef int (*pathchange_fn_t)(struct diff_options *options, | |
22 | struct combine_diff_path *path); | |
ac1b3d12 LT |
23 | |
24 | typedef void (*change_fn_t)(struct diff_options *options, | |
25 | unsigned old_mode, unsigned new_mode, | |
94a0097a BW |
26 | const struct object_id *old_oid, |
27 | const struct object_id *new_oid, | |
28 | int old_oid_valid, int new_oid_valid, | |
e3d42c47 JL |
29 | const char *fullpath, |
30 | unsigned old_dirty_submodule, unsigned new_dirty_submodule); | |
ac1b3d12 LT |
31 | |
32 | typedef void (*add_remove_fn_t)(struct diff_options *options, | |
33 | int addremove, unsigned mode, | |
c26022ea BW |
34 | const struct object_id *oid, |
35 | int oid_valid, | |
e3d42c47 | 36 | const char *fullpath, unsigned dirty_submodule); |
ac1b3d12 | 37 | |
04245581 JK |
38 | typedef void (*diff_format_fn_t)(struct diff_queue_struct *q, |
39 | struct diff_options *options, void *data); | |
40 | ||
a3c158d4 BY |
41 | typedef struct strbuf *(*diff_prefix_fn_t)(struct diff_options *opt, void *data); |
42 | ||
c6744349 TH |
43 | #define DIFF_FORMAT_RAW 0x0001 |
44 | #define DIFF_FORMAT_DIFFSTAT 0x0002 | |
74e2abe5 JH |
45 | #define DIFF_FORMAT_NUMSTAT 0x0004 |
46 | #define DIFF_FORMAT_SUMMARY 0x0008 | |
47 | #define DIFF_FORMAT_PATCH 0x0010 | |
ebd124c6 | 48 | #define DIFF_FORMAT_SHORTSTAT 0x0020 |
7df7c019 | 49 | #define DIFF_FORMAT_DIRSTAT 0x0040 |
c6744349 TH |
50 | |
51 | /* These override all above */ | |
74e2abe5 JH |
52 | #define DIFF_FORMAT_NAME 0x0100 |
53 | #define DIFF_FORMAT_NAME_STATUS 0x0200 | |
54 | #define DIFF_FORMAT_CHECKDIFF 0x0400 | |
c6744349 TH |
55 | |
56 | /* Same as output_format = 0 but we know that -s flag was given | |
57 | * and we should not give default value to output_format. | |
58 | */ | |
74e2abe5 | 59 | #define DIFF_FORMAT_NO_OUTPUT 0x0800 |
c6744349 | 60 | |
74e2abe5 | 61 | #define DIFF_FORMAT_CALLBACK 0x1000 |
04245581 | 62 | |
02f2f56b BW |
63 | #define DIFF_FLAGS_INIT { 0 } |
64 | struct diff_flags { | |
0d1e0e78 BW |
65 | unsigned recursive:1; |
66 | unsigned tree_in_recursive:1; | |
67 | unsigned binary:1; | |
68 | unsigned text:1; | |
69 | unsigned full_index:1; | |
70 | unsigned silent_on_remove:1; | |
71 | unsigned find_copies_harder:1; | |
72 | unsigned follow_renames:1; | |
73 | unsigned rename_empty:1; | |
74 | unsigned has_changes:1; | |
75 | unsigned quick:1; | |
76 | unsigned no_index:1; | |
77 | unsigned allow_external:1; | |
78 | unsigned exit_with_status:1; | |
79 | unsigned reverse_diff:1; | |
80 | unsigned check_failed:1; | |
81 | unsigned relative_name:1; | |
82 | unsigned ignore_submodules:1; | |
83 | unsigned dirstat_cumulative:1; | |
84 | unsigned dirstat_by_file:1; | |
85 | unsigned allow_textconv:1; | |
86 | unsigned textconv_set_via_cmdline:1; | |
87 | unsigned diff_from_contents:1; | |
88 | unsigned dirty_submodules:1; | |
89 | unsigned ignore_untracked_in_submodules:1; | |
90 | unsigned ignore_dirty_submodules:1; | |
91 | unsigned override_submodule_config:1; | |
92 | unsigned dirstat_by_line:1; | |
93 | unsigned funccontext:1; | |
94 | unsigned pickaxe_ignore_case:1; | |
95 | unsigned default_follow_renames:1; | |
02f2f56b BW |
96 | }; |
97 | ||
98 | static inline void diff_flags_or(struct diff_flags *a, | |
99 | const struct diff_flags *b) | |
100 | { | |
101 | char *tmp_a = (char *)a; | |
102 | const char *tmp_b = (const char *)b; | |
103 | int i; | |
104 | ||
105 | for (i = 0; i < sizeof(struct diff_flags); i++) | |
106 | tmp_a[i] |= tmp_b[i]; | |
107 | } | |
108 | ||
628d5c2b KC |
109 | #define DIFF_XDL_TST(opts, flag) ((opts)->xdl_opts & XDF_##flag) |
110 | #define DIFF_XDL_SET(opts, flag) ((opts)->xdl_opts |= XDF_##flag) | |
111 | #define DIFF_XDL_CLR(opts, flag) ((opts)->xdl_opts &= ~XDF_##flag) | |
8f67f8ae | 112 | |
307ab20b JH |
113 | #define DIFF_WITH_ALG(opts, flag) (((opts)->xdl_opts & ~XDF_DIFF_ALGORITHM_MASK) | XDF_##flag) |
114 | ||
882749a0 TR |
115 | enum diff_words_type { |
116 | DIFF_WORDS_NONE = 0, | |
117 | DIFF_WORDS_PORCELAIN, | |
118 | DIFF_WORDS_PLAIN, | |
119 | DIFF_WORDS_COLOR | |
120 | }; | |
121 | ||
61cfbc05 JK |
122 | enum diff_submodule_format { |
123 | DIFF_SUBMODULE_SHORT = 0, | |
fd47ae6a JK |
124 | DIFF_SUBMODULE_LOG, |
125 | DIFF_SUBMODULE_INLINE_DIFF | |
61cfbc05 JK |
126 | }; |
127 | ||
6b5ee137 | 128 | struct diff_options { |
6b5ee137 JH |
129 | const char *orderfile; |
130 | const char *pickaxe; | |
2f3f8b21 | 131 | const char *single_follow; |
eab9a40b | 132 | const char *a_prefix, *b_prefix; |
660e113c JK |
133 | const char *line_prefix; |
134 | size_t line_prefix_length; | |
02f2f56b | 135 | struct diff_flags flags; |
1ecc1cbd JH |
136 | |
137 | /* diff-filter bits */ | |
138 | unsigned int filter; | |
139 | ||
f1c96261 | 140 | int use_color; |
ee1e5412 | 141 | int context; |
6d0e674a | 142 | int interhunkcontext; |
6b5ee137 JH |
143 | int break_opt; |
144 | int detect_rename; | |
467ddc14 | 145 | int irreversible_delete; |
fb13227e | 146 | int skip_stat_unmatch; |
6b5ee137 JH |
147 | int line_termination; |
148 | int output_format; | |
149 | int pickaxe_opts; | |
150 | int rename_score; | |
8082d8d3 | 151 | int rename_limit; |
bf0ab10f | 152 | int needed_rename_limit; |
f31027c9 | 153 | int degraded_cc_to_c; |
3ac942d4 | 154 | int show_rename_progress; |
712d2c7d | 155 | int dirstat_permille; |
6b5ee137 | 156 | int setup; |
47dd0d59 | 157 | int abbrev; |
425a28e0 | 158 | int ita_invisible_in_index; |
b8767f79 | 159 | /* white-space error highlighting */ |
091f8e28 SB |
160 | #define WSEH_NEW (1<<12) |
161 | #define WSEH_CONTEXT (1<<13) | |
162 | #define WSEH_OLD (1<<14) | |
b8767f79 | 163 | unsigned ws_error_highlight; |
cd676a51 JH |
164 | const char *prefix; |
165 | int prefix_length; | |
698ce6f8 | 166 | const char *stat_sep; |
0d21efa5 | 167 | long xdl_opts; |
ac1b3d12 | 168 | |
a2540023 JH |
169 | int stat_width; |
170 | int stat_name_width; | |
969fe57b | 171 | int stat_graph_width; |
808e1db2 | 172 | int stat_count; |
2b6a5417 | 173 | const char *word_regex; |
882749a0 | 174 | enum diff_words_type word_diff; |
61cfbc05 | 175 | enum diff_submodule_format submodule_format; |
a2540023 | 176 | |
34a5e1a2 JS |
177 | /* this is set by diffcore for DIFF_FORMAT_PATCH */ |
178 | int found_changes; | |
179 | ||
44c48a90 JH |
180 | /* to support internal diff recursion by --follow hack*/ |
181 | int found_follow; | |
182 | ||
6c374008 JH |
183 | void (*set_default)(struct diff_options *); |
184 | ||
c0c77734 DB |
185 | FILE *file; |
186 | int close_file; | |
187 | ||
66f13625 | 188 | struct pathspec pathspec; |
72441af7 | 189 | pathchange_fn_t pathchange; |
ac1b3d12 LT |
190 | change_fn_t change; |
191 | add_remove_fn_t add_remove; | |
a937b37e | 192 | void *change_fn_data; |
04245581 JK |
193 | diff_format_fn_t format_callback; |
194 | void *format_callback_data; | |
a3c158d4 BY |
195 | diff_prefix_fn_t output_prefix; |
196 | void *output_prefix_data; | |
ee7fb0b1 ZK |
197 | |
198 | int diff_path_counter; | |
e6e045f8 SB |
199 | |
200 | struct emitted_diff_symbols *emitted_symbols; | |
2e2d5ac1 SB |
201 | enum { |
202 | COLOR_MOVED_NO = 0, | |
176841f0 | 203 | COLOR_MOVED_PLAIN = 1, |
2e2d5ac1 | 204 | COLOR_MOVED_ZEBRA = 2, |
86b452e2 | 205 | COLOR_MOVED_ZEBRA_DIM = 3, |
2e2d5ac1 SB |
206 | } color_moved; |
207 | #define COLOR_MOVED_DEFAULT COLOR_MOVED_ZEBRA | |
f0b8fb6e | 208 | #define COLOR_MOVED_MIN_ALNUM_COUNT 20 |
6b5ee137 JH |
209 | }; |
210 | ||
f3597138 SB |
211 | void diff_emit_submodule_del(struct diff_options *o, const char *line); |
212 | void diff_emit_submodule_add(struct diff_options *o, const char *line); | |
213 | void diff_emit_submodule_untracked(struct diff_options *o, const char *path); | |
214 | void diff_emit_submodule_modified(struct diff_options *o, const char *path); | |
215 | void diff_emit_submodule_header(struct diff_options *o, const char *header); | |
216 | void diff_emit_submodule_error(struct diff_options *o, const char *err); | |
217 | void diff_emit_submodule_pipethrough(struct diff_options *o, | |
218 | const char *line, int len); | |
219 | ||
ce436973 JK |
220 | enum color_diff { |
221 | DIFF_RESET = 0, | |
8dbf3eb6 | 222 | DIFF_CONTEXT = 1, |
ce436973 JK |
223 | DIFF_METAINFO = 2, |
224 | DIFF_FRAGINFO = 3, | |
225 | DIFF_FILE_OLD = 4, | |
226 | DIFF_FILE_NEW = 5, | |
227 | DIFF_COMMIT = 6, | |
448c3ef1 | 228 | DIFF_WHITESPACE = 7, |
2e2d5ac1 SB |
229 | DIFF_FUNCINFO = 8, |
230 | DIFF_FILE_OLD_MOVED = 9, | |
231 | DIFF_FILE_OLD_MOVED_ALT = 10, | |
86b452e2 SB |
232 | DIFF_FILE_OLD_MOVED_DIM = 11, |
233 | DIFF_FILE_OLD_MOVED_ALT_DIM = 12, | |
234 | DIFF_FILE_NEW_MOVED = 13, | |
235 | DIFF_FILE_NEW_MOVED_ALT = 14, | |
236 | DIFF_FILE_NEW_MOVED_DIM = 15, | |
237 | DIFF_FILE_NEW_MOVED_ALT_DIM = 16 | |
ce436973 JK |
238 | }; |
239 | const char *diff_get_color(int diff_use_color, enum color_diff ix); | |
8f67f8ae | 240 | #define diff_get_color_opt(o, ix) \ |
f1c96261 | 241 | diff_get_color((o)->use_color, ix) |
8f67f8ae | 242 | |
ce436973 | 243 | |
f1922234 JK |
244 | const char *diff_line_prefix(struct diff_options *); |
245 | ||
246 | ||
698ce6f8 JS |
247 | extern const char mime_boundary_leader[]; |
248 | ||
72441af7 | 249 | extern struct combine_diff_path *diff_tree_paths( |
fda94b41 BW |
250 | struct combine_diff_path *p, const struct object_id *oid, |
251 | const struct object_id **parents_oid, int nparent, | |
72441af7 | 252 | struct strbuf *base, struct diff_options *opt); |
66f414f8 BW |
253 | extern int diff_tree_oid(const struct object_id *old_oid, |
254 | const struct object_id *new_oid, | |
255 | const char *base, struct diff_options *opt); | |
7b8dea0c BW |
256 | extern int diff_root_tree_oid(const struct object_id *new_oid, const char *base, |
257 | struct diff_options *opt); | |
ac1b3d12 | 258 | |
ea726d02 JH |
259 | struct combine_diff_path { |
260 | struct combine_diff_path *next; | |
ea726d02 | 261 | char *path; |
2454c962 | 262 | unsigned int mode; |
1ff57c13 | 263 | struct object_id oid; |
2454c962 | 264 | struct combine_diff_parent { |
d416df88 | 265 | char status; |
2454c962 | 266 | unsigned int mode; |
1ff57c13 | 267 | struct object_id oid; |
2454c962 | 268 | } parent[FLEX_ARRAY]; |
ea726d02 | 269 | }; |
2454c962 | 270 | #define combine_diff_path_size(n, l) \ |
5b442c4f JK |
271 | st_add4(sizeof(struct combine_diff_path), (l), 1, \ |
272 | st_mult(sizeof(struct combine_diff_parent), (n))) | |
ea726d02 | 273 | |
91539833 LT |
274 | extern void show_combined_diff(struct combine_diff_path *elem, int num_parent, |
275 | int dense, struct rev_info *); | |
ea726d02 | 276 | |
b9acf54d | 277 | extern void diff_tree_combined(const struct object_id *oid, const struct oid_array *parents, int dense, struct rev_info *rev); |
0fe7c1de | 278 | |
82889295 | 279 | extern void diff_tree_combined_merge(const struct commit *commit, int dense, struct rev_info *rev); |
af3feefa | 280 | |
a5a818ee JH |
281 | void diff_set_mnemonic_prefix(struct diff_options *options, const char *a, const char *b); |
282 | ||
28b9264d JH |
283 | extern int diff_can_quit_early(struct diff_options *); |
284 | ||
6b5ee137 JH |
285 | extern void diff_addremove(struct diff_options *, |
286 | int addremove, | |
77eb2720 | 287 | unsigned mode, |
c26022ea BW |
288 | const struct object_id *oid, |
289 | int oid_valid, | |
e3d42c47 | 290 | const char *fullpath, unsigned dirty_submodule); |
77eb2720 | 291 | |
6b5ee137 JH |
292 | extern void diff_change(struct diff_options *, |
293 | unsigned mode1, unsigned mode2, | |
94a0097a BW |
294 | const struct object_id *old_oid, |
295 | const struct object_id *new_oid, | |
296 | int old_oid_valid, int new_oid_valid, | |
e3d42c47 JL |
297 | const char *fullpath, |
298 | unsigned dirty_submodule1, unsigned dirty_submodule2); | |
77eb2720 | 299 | |
fa7b2908 | 300 | extern struct diff_filepair *diff_unmerge(struct diff_options *, const char *path); |
77eb2720 | 301 | |
19feebc8 | 302 | #define DIFF_SETUP_REVERSE 1 |
f0c6b2a2 JH |
303 | #define DIFF_SETUP_USE_CACHE 2 |
304 | #define DIFF_SETUP_USE_SIZE_CACHE 4 | |
ce240675 | 305 | |
dea007fb | 306 | /* |
b0d12fc9 | 307 | * Poor man's alternative to parse-option, to allow both stuck form |
dea007fb MM |
308 | * (--option=value) and separate form (--option value). |
309 | */ | |
310 | extern int parse_long_opt(const char *opt, const char **argv, | |
311 | const char **optarg); | |
312 | ||
ef90d6d4 | 313 | extern int git_diff_basic_config(const char *var, const char *value, void *cb); |
5b162879 | 314 | extern int git_diff_heuristic_config(const char *var, const char *value, void *cb); |
5404c116 | 315 | extern void init_diff_ui_defaults(void); |
ef90d6d4 | 316 | extern int git_diff_ui_config(const char *var, const char *value, void *cb); |
6b5ee137 | 317 | extern void diff_setup(struct diff_options *); |
a97262c6 | 318 | extern int diff_opt_parse(struct diff_options *, const char **, int, const char *); |
28452655 | 319 | extern void diff_setup_done(struct diff_options *); |
86436c28 | 320 | |
6b14d7fa JH |
321 | #define DIFF_DETECT_RENAME 1 |
322 | #define DIFF_DETECT_COPY 2 | |
323 | ||
367cec1c | 324 | #define DIFF_PICKAXE_ALL 1 |
d01d8c67 | 325 | #define DIFF_PICKAXE_REGEX 2 |
f345b0a0 | 326 | |
f506b8e8 JH |
327 | #define DIFF_PICKAXE_KIND_S 4 /* traditional plumbing counter */ |
328 | #define DIFF_PICKAXE_KIND_G 8 /* grep in the patch */ | |
329 | ||
6b5ee137 | 330 | extern void diffcore_std(struct diff_options *); |
730f7284 | 331 | extern void diffcore_fix_diff_index(struct diff_options *); |
f2ce9fde | 332 | |
dda2d79a JH |
333 | #define COMMON_DIFF_OPTIONS_HELP \ |
334 | "\ncommon diff options:\n" \ | |
8082d8d3 JH |
335 | " -z output diff-raw with lines terminated with NUL.\n" \ |
336 | " -p output patch format.\n" \ | |
337 | " -u synonym for -p.\n" \ | |
5c91da25 PB |
338 | " --patch-with-raw\n" \ |
339 | " output both a patch and the diff-raw format.\n" \ | |
d75f7952 | 340 | " --stat show diffstat instead of patch.\n" \ |
74e2abe5 | 341 | " --numstat show numeric diffstat instead of patch.\n" \ |
29353273 JS |
342 | " --patch-with-stat\n" \ |
343 | " output a patch and prepend its diffstat.\n" \ | |
8082d8d3 | 344 | " --name-only show only names of changed files.\n" \ |
946f5f7c | 345 | " --name-status show names and status of changed files.\n" \ |
47dd0d59 | 346 | " --full-index show full object name on index lines.\n" \ |
913419fc | 347 | " --abbrev=<n> abbreviate object names in diff-tree header and diff-raw.\n" \ |
8082d8d3 JH |
348 | " -R swap input file pairs.\n" \ |
349 | " -B detect complete rewrites.\n" \ | |
350 | " -M detect renames.\n" \ | |
351 | " -C detect copies.\n" \ | |
dda2d79a | 352 | " --find-copies-harder\n" \ |
8082d8d3 JH |
353 | " try unchanged files as candidate for copy detection.\n" \ |
354 | " -l<n> limit rename attempts up to <n> paths.\n" \ | |
355 | " -O<file> reorder diffs according to the <file>.\n" \ | |
356 | " -S<string> find filepair whose only one side contains the string.\n" \ | |
dda2d79a | 357 | " --pickaxe-all\n" \ |
ca49920f SF |
358 | " show all files diff when -S is used and hit is found.\n" \ |
359 | " -a --text treat all files as text.\n" | |
dda2d79a | 360 | |
38c6f780 | 361 | extern int diff_queue_is_empty(void); |
6b5ee137 | 362 | extern void diff_flush(struct diff_options*); |
f31027c9 | 363 | extern void diff_warn_rename_limit(const char *varname, int needed, int degraded_cc); |
86436c28 | 364 | |
e7baa4f4 | 365 | /* diff-raw status letters */ |
ca8c9156 | 366 | #define DIFF_STATUS_ADDED 'A' |
e7baa4f4 JH |
367 | #define DIFF_STATUS_COPIED 'C' |
368 | #define DIFF_STATUS_DELETED 'D' | |
369 | #define DIFF_STATUS_MODIFIED 'M' | |
370 | #define DIFF_STATUS_RENAMED 'R' | |
371 | #define DIFF_STATUS_TYPE_CHANGED 'T' | |
372 | #define DIFF_STATUS_UNKNOWN 'X' | |
373 | #define DIFF_STATUS_UNMERGED 'U' | |
374 | ||
375 | /* these are not diff-raw status letters proper, but used by | |
376 | * diffcore-filter insn to specify additional restrictions. | |
377 | */ | |
0b34379a | 378 | #define DIFF_STATUS_FILTER_AON '*' |
e7baa4f4 JH |
379 | #define DIFF_STATUS_FILTER_BROKEN 'B' |
380 | ||
d5e3b01e JK |
381 | /* |
382 | * This is different from find_unique_abbrev() in that | |
383 | * it stuffs the result with dots for alignment. | |
384 | */ | |
d6cece51 | 385 | extern const char *diff_aligned_abbrev(const struct object_id *sha1, int); |
47dd0d59 | 386 | |
4bd5b7da JH |
387 | /* do not report anything on removed paths */ |
388 | #define DIFF_SILENT_ON_REMOVED 01 | |
fb63d7f8 JH |
389 | /* report racily-clean paths as modified */ |
390 | #define DIFF_RACY_IS_MODIFIED 02 | |
4bd5b7da | 391 | extern int run_diff_files(struct rev_info *revs, unsigned int option); |
5c21ac0e | 392 | extern int run_diff_index(struct rev_info *revs, int cached); |
e09ad6e1 | 393 | |
944cffbd | 394 | extern int do_diff_cache(const struct object_id *, struct diff_options *); |
bd25f288 | 395 | extern int diff_flush_patch_id(struct diff_options *, struct object_id *, int); |
fcb3d0ad | 396 | |
da31b358 JH |
397 | extern int diff_result_code(struct diff_options *, int); |
398 | ||
e5f7a5d1 | 399 | extern void diff_no_index(struct rev_info *, int, const char **); |
0569e9b8 | 400 | |
02f2f56b BW |
401 | extern int index_differs_from(const char *def, const struct diff_flags *flags, |
402 | int ita_invisible_in_index); | |
75f3ff2e | 403 | |
a64e6a44 JK |
404 | /* |
405 | * Fill the contents of the filespec "df", respecting any textconv defined by | |
406 | * its userdiff driver. The "driver" parameter must come from a | |
407 | * previous call to get_textconv(), and therefore should either be NULL or have | |
408 | * textconv enabled. | |
409 | * | |
410 | * Note that the memory ownership of the resulting buffer depends on whether | |
411 | * the driver field is NULL. If it is, then the memory belongs to the filespec | |
412 | * struct. If it is non-NULL, then "outbuf" points to a newly allocated buffer | |
413 | * that should be freed by the caller. | |
414 | */ | |
a788d7d5 AB |
415 | extern size_t fill_textconv(struct userdiff_driver *driver, |
416 | struct diff_filespec *df, | |
417 | char **outbuf); | |
418 | ||
a64e6a44 JK |
419 | /* |
420 | * Look up the userdiff driver for the given filespec, and return it if | |
421 | * and only if it has textconv enabled (otherwise return NULL). The result | |
422 | * can be passed to fill_textconv(). | |
423 | */ | |
a788d7d5 AB |
424 | extern struct userdiff_driver *get_textconv(struct diff_filespec *one); |
425 | ||
3a35cb2e JS |
426 | /* |
427 | * Prepare diff_filespec and convert it using diff textconv API | |
428 | * if the textconv driver exists. | |
429 | * Return 1 if the conversion succeeds, 0 otherwise. | |
430 | */ | |
431 | extern int textconv_object(const char *path, unsigned mode, const struct object_id *oid, int oid_valid, char **buf, unsigned long *buf_size); | |
432 | ||
10ae7526 KB |
433 | extern int parse_rename_score(const char **cp_p); |
434 | ||
07924d4d MP |
435 | extern long parse_algorithm_value(const char *value); |
436 | ||
0911c475 SB |
437 | extern void print_stat_summary(FILE *fp, int files, |
438 | int insertions, int deletions); | |
4914c962 | 439 | extern void setup_diff_pager(struct diff_options *); |
7f814632 | 440 | |
86436c28 | 441 | #endif /* DIFF_H */ |