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