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Commit | Line | Data |
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06876284 DI |
1 | #include "git-compat-util.h" |
2 | #include "parse-options.h" | |
d3115660 | 3 | #include "branch.h" |
06876284 DI |
4 | #include "cache.h" |
5 | #include "commit.h" | |
6 | #include "color.h" | |
32a8f510 | 7 | #include "environment.h" |
f394e093 | 8 | #include "gettext.h" |
06876284 | 9 | #include "string-list.h" |
dbbcd44f | 10 | #include "strvec.h" |
fe299ec5 | 11 | #include "oid-array.h" |
06876284 DI |
12 | |
13 | /*----- some often used options -----*/ | |
14 | ||
15 | int parse_opt_abbrev_cb(const struct option *opt, const char *arg, int unset) | |
16 | { | |
17 | int v; | |
18 | ||
19 | if (!arg) { | |
20 | v = unset ? 0 : DEFAULT_ABBREV; | |
21 | } else { | |
f7e68a08 NTND |
22 | if (!*arg) |
23 | return error(_("option `%s' expects a numerical value"), | |
24 | opt->long_name); | |
06876284 DI |
25 | v = strtol(arg, (char **)&arg, 10); |
26 | if (*arg) | |
9440b831 NTND |
27 | return error(_("option `%s' expects a numerical value"), |
28 | opt->long_name); | |
06876284 DI |
29 | if (v && v < MINIMUM_ABBREV) |
30 | v = MINIMUM_ABBREV; | |
d8774183 NTND |
31 | else if (v > the_hash_algo->hexsz) |
32 | v = the_hash_algo->hexsz; | |
06876284 DI |
33 | } |
34 | *(int *)(opt->value) = v; | |
35 | return 0; | |
36 | } | |
37 | ||
27ec394a JH |
38 | int parse_opt_expiry_date_cb(const struct option *opt, const char *arg, |
39 | int unset) | |
40 | { | |
8ab5aa4b JH |
41 | if (unset) |
42 | arg = "never"; | |
43 | if (parse_expiry_date(arg, (timestamp_t *)opt->value)) | |
44 | die(_("malformed expiration date '%s'"), arg); | |
45 | return 0; | |
27ec394a JH |
46 | } |
47 | ||
06876284 DI |
48 | int parse_opt_color_flag_cb(const struct option *opt, const char *arg, |
49 | int unset) | |
50 | { | |
51 | int value; | |
52 | ||
53 | if (!arg) | |
54 | arg = unset ? "never" : (const char *)opt->defval; | |
f946b465 | 55 | value = git_config_colorbool(NULL, arg); |
06876284 | 56 | if (value < 0) |
9440b831 NTND |
57 | return error(_("option `%s' expects \"always\", \"auto\", or \"never\""), |
58 | opt->long_name); | |
06876284 DI |
59 | *(int *)opt->value = value; |
60 | return 0; | |
61 | } | |
62 | ||
63 | int parse_opt_verbosity_cb(const struct option *opt, const char *arg, | |
64 | int unset) | |
65 | { | |
66 | int *target = opt->value; | |
67 | ||
517fe807 JK |
68 | BUG_ON_OPT_ARG(arg); |
69 | ||
06876284 DI |
70 | if (unset) |
71 | /* --no-quiet, --no-verbose */ | |
72 | *target = 0; | |
73 | else if (opt->short_name == 'v') { | |
74 | if (*target >= 0) | |
75 | (*target)++; | |
76 | else | |
77 | *target = 1; | |
78 | } else { | |
79 | if (*target <= 0) | |
80 | (*target)--; | |
81 | else | |
82 | *target = -1; | |
83 | } | |
84 | return 0; | |
85 | } | |
86 | ||
9d306b5a | 87 | int parse_opt_commits(const struct option *opt, const char *arg, int unset) |
06876284 | 88 | { |
9e31eafe | 89 | struct object_id oid; |
06876284 DI |
90 | struct commit *commit; |
91 | ||
517fe807 JK |
92 | BUG_ON_OPT_NEG(unset); |
93 | ||
06876284 DI |
94 | if (!arg) |
95 | return -1; | |
9e31eafe | 96 | if (get_oid(arg, &oid)) |
06876284 | 97 | return error("malformed object name %s", arg); |
2122f675 | 98 | commit = lookup_commit_reference(the_repository, &oid); |
06876284 DI |
99 | if (!commit) |
100 | return error("no such commit %s", arg); | |
101 | commit_list_insert(commit, opt->value); | |
102 | return 0; | |
103 | } | |
104 | ||
7d3488eb PW |
105 | int parse_opt_commit(const struct option *opt, const char *arg, int unset) |
106 | { | |
107 | struct object_id oid; | |
108 | struct commit *commit; | |
109 | struct commit **target = opt->value; | |
110 | ||
8d2aa8df JK |
111 | BUG_ON_OPT_NEG(unset); |
112 | ||
7d3488eb PW |
113 | if (!arg) |
114 | return -1; | |
115 | if (get_oid(arg, &oid)) | |
116 | return error("malformed object name %s", arg); | |
117 | commit = lookup_commit_reference(the_repository, &oid); | |
118 | if (!commit) | |
119 | return error("no such commit %s", arg); | |
120 | *target = commit; | |
121 | return 0; | |
122 | } | |
123 | ||
b2172fdf KN |
124 | int parse_opt_object_name(const struct option *opt, const char *arg, int unset) |
125 | { | |
9e1d7087 | 126 | struct object_id oid; |
b2172fdf KN |
127 | |
128 | if (unset) { | |
910650d2 | 129 | oid_array_clear(opt->value); |
b2172fdf KN |
130 | return 0; |
131 | } | |
132 | if (!arg) | |
133 | return -1; | |
9e1d7087 | 134 | if (get_oid(arg, &oid)) |
b2172fdf | 135 | return error(_("malformed object name '%s'"), arg); |
910650d2 | 136 | oid_array_append(opt->value, &oid); |
b2172fdf KN |
137 | return 0; |
138 | } | |
139 | ||
33898531 PW |
140 | int parse_opt_object_id(const struct option *opt, const char *arg, int unset) |
141 | { | |
142 | struct object_id oid; | |
143 | struct object_id *target = opt->value; | |
144 | ||
145 | if (unset) { | |
14228447 | 146 | oidcpy(target, null_oid()); |
33898531 PW |
147 | return 0; |
148 | } | |
149 | if (!arg) | |
150 | return -1; | |
151 | if (get_oid(arg, &oid)) | |
152 | return error(_("malformed object name '%s'"), arg); | |
153 | *target = oid; | |
154 | return 0; | |
155 | } | |
156 | ||
06876284 DI |
157 | int parse_opt_tertiary(const struct option *opt, const char *arg, int unset) |
158 | { | |
159 | int *target = opt->value; | |
517fe807 JK |
160 | |
161 | BUG_ON_OPT_ARG(arg); | |
162 | ||
06876284 DI |
163 | *target = unset ? 2 : 1; |
164 | return 0; | |
165 | } | |
166 | ||
f904f902 RS |
167 | static size_t parse_options_count(const struct option *opt) |
168 | { | |
169 | size_t n = 0; | |
170 | ||
171 | for (; opt && opt->type != OPTION_END; opt++) | |
172 | n++; | |
173 | return n; | |
174 | } | |
175 | ||
20871822 NTND |
176 | struct option *parse_options_dup(const struct option *o) |
177 | { | |
7a9f8ca8 RS |
178 | struct option no_options[] = { OPT_END() }; |
179 | ||
180 | return parse_options_concat(o, no_options); | |
20871822 NTND |
181 | } |
182 | ||
c8407857 RS |
183 | struct option *parse_options_concat(const struct option *a, |
184 | const struct option *b) | |
06876284 | 185 | { |
023ff39b | 186 | struct option *ret; |
f904f902 RS |
187 | size_t a_len = parse_options_count(a); |
188 | size_t b_len = parse_options_count(b); | |
023ff39b JK |
189 | |
190 | ALLOC_ARRAY(ret, st_add3(a_len, b_len, 1)); | |
a277d0a6 RS |
191 | COPY_ARRAY(ret, a, a_len); |
192 | COPY_ARRAY(ret + a_len, b, b_len + 1); /* + 1 for final OPTION_END */ | |
023ff39b JK |
193 | |
194 | return ret; | |
06876284 DI |
195 | } |
196 | ||
197 | int parse_opt_string_list(const struct option *opt, const char *arg, int unset) | |
198 | { | |
199 | struct string_list *v = opt->value; | |
200 | ||
201 | if (unset) { | |
202 | string_list_clear(v, 0); | |
203 | return 0; | |
204 | } | |
205 | ||
206 | if (!arg) | |
207 | return -1; | |
208 | ||
7a7a517a | 209 | string_list_append(v, arg); |
06876284 DI |
210 | return 0; |
211 | } | |
6acec038 RS |
212 | |
213 | int parse_opt_noop_cb(const struct option *opt, const char *arg, int unset) | |
214 | { | |
215 | return 0; | |
216 | } | |
6b3ee18d | 217 | |
ce564eb1 MH |
218 | /** |
219 | * Report that the option is unknown, so that other code can handle | |
220 | * it. This can be used as a callback together with | |
221 | * OPTION_LOWLEVEL_CALLBACK to allow an option to be documented in the | |
222 | * "-h" output even if it's not being handled directly by | |
223 | * parse_options(). | |
224 | */ | |
f41179f1 | 225 | enum parse_opt_result parse_opt_unknown_cb(struct parse_opt_ctx_t *ctx, |
3ebbe289 NTND |
226 | const struct option *opt, |
227 | const char *arg, int unset) | |
ce564eb1 | 228 | { |
3ebbe289 | 229 | BUG_ON_OPT_ARG(arg); |
f41179f1 | 230 | return PARSE_OPT_UNKNOWN; |
ce564eb1 MH |
231 | } |
232 | ||
6b3ee18d PT |
233 | /** |
234 | * Recreates the command-line option in the strbuf. | |
235 | */ | |
236 | static int recreate_opt(struct strbuf *sb, const struct option *opt, | |
237 | const char *arg, int unset) | |
238 | { | |
239 | strbuf_reset(sb); | |
240 | ||
241 | if (opt->long_name) { | |
242 | strbuf_addstr(sb, unset ? "--no-" : "--"); | |
243 | strbuf_addstr(sb, opt->long_name); | |
244 | if (arg) { | |
245 | strbuf_addch(sb, '='); | |
246 | strbuf_addstr(sb, arg); | |
247 | } | |
248 | } else if (opt->short_name && !unset) { | |
249 | strbuf_addch(sb, '-'); | |
250 | strbuf_addch(sb, opt->short_name); | |
251 | if (arg) | |
252 | strbuf_addstr(sb, arg); | |
253 | } else | |
254 | return -1; | |
255 | ||
256 | return 0; | |
257 | } | |
258 | ||
259 | /** | |
260 | * For an option opt, recreates the command-line option in opt->value which | |
261 | * must be an char* initialized to NULL. This is useful when we need to pass | |
262 | * the command-line option to another command. Since any previous value will be | |
263 | * overwritten, this callback should only be used for options where the last | |
264 | * one wins. | |
265 | */ | |
266 | int parse_opt_passthru(const struct option *opt, const char *arg, int unset) | |
267 | { | |
268 | static struct strbuf sb = STRBUF_INIT; | |
269 | char **opt_value = opt->value; | |
270 | ||
271 | if (recreate_opt(&sb, opt, arg, unset) < 0) | |
272 | return -1; | |
273 | ||
39ea59a2 | 274 | free(*opt_value); |
6b3ee18d PT |
275 | |
276 | *opt_value = strbuf_detach(&sb, NULL); | |
277 | ||
278 | return 0; | |
279 | } | |
ffad85c5 PT |
280 | |
281 | /** | |
282 | * For an option opt, recreate the command-line option, appending it to | |
c972bf4c | 283 | * opt->value which must be a strvec. This is useful when we need to pass |
ffad85c5 PT |
284 | * the command-line option, which can be specified multiple times, to another |
285 | * command. | |
286 | */ | |
287 | int parse_opt_passthru_argv(const struct option *opt, const char *arg, int unset) | |
288 | { | |
289 | static struct strbuf sb = STRBUF_INIT; | |
c972bf4c | 290 | struct strvec *opt_value = opt->value; |
ffad85c5 PT |
291 | |
292 | if (recreate_opt(&sb, opt, arg, unset) < 0) | |
293 | return -1; | |
294 | ||
c972bf4c | 295 | strvec_push(opt_value, sb.buf); |
ffad85c5 PT |
296 | |
297 | return 0; | |
298 | } | |
d3115660 JS |
299 | |
300 | int parse_opt_tracking_mode(const struct option *opt, const char *arg, int unset) | |
301 | { | |
302 | if (unset) | |
303 | *(enum branch_track *)opt->value = BRANCH_TRACK_NEVER; | |
304 | else if (!arg || !strcmp(arg, "direct")) | |
305 | *(enum branch_track *)opt->value = BRANCH_TRACK_EXPLICIT; | |
306 | else if (!strcmp(arg, "inherit")) | |
307 | *(enum branch_track *)opt->value = BRANCH_TRACK_INHERIT; | |
308 | else | |
309 | return error(_("option `%s' expects \"%s\" or \"%s\""), | |
310 | "--track", "direct", "inherit"); | |
311 | ||
312 | return 0; | |
313 | } |