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