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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" |
b2172fdf | 8 | #include "sha1-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 { | |
19 | v = strtol(arg, (char **)&arg, 10); | |
20 | if (*arg) | |
9440b831 NTND |
21 | return error(_("option `%s' expects a numerical value"), |
22 | opt->long_name); | |
06876284 DI |
23 | if (v && v < MINIMUM_ABBREV) |
24 | v = MINIMUM_ABBREV; | |
d8774183 NTND |
25 | else if (v > the_hash_algo->hexsz) |
26 | v = the_hash_algo->hexsz; | |
06876284 DI |
27 | } |
28 | *(int *)(opt->value) = v; | |
29 | return 0; | |
30 | } | |
31 | ||
27ec394a JH |
32 | int parse_opt_expiry_date_cb(const struct option *opt, const char *arg, |
33 | int unset) | |
34 | { | |
8ab5aa4b JH |
35 | if (unset) |
36 | arg = "never"; | |
37 | if (parse_expiry_date(arg, (timestamp_t *)opt->value)) | |
38 | die(_("malformed expiration date '%s'"), arg); | |
39 | return 0; | |
27ec394a JH |
40 | } |
41 | ||
06876284 DI |
42 | int parse_opt_color_flag_cb(const struct option *opt, const char *arg, |
43 | int unset) | |
44 | { | |
45 | int value; | |
46 | ||
47 | if (!arg) | |
48 | arg = unset ? "never" : (const char *)opt->defval; | |
f946b465 | 49 | value = git_config_colorbool(NULL, arg); |
06876284 | 50 | if (value < 0) |
9440b831 NTND |
51 | return error(_("option `%s' expects \"always\", \"auto\", or \"never\""), |
52 | opt->long_name); | |
06876284 DI |
53 | *(int *)opt->value = value; |
54 | return 0; | |
55 | } | |
56 | ||
57 | int parse_opt_verbosity_cb(const struct option *opt, const char *arg, | |
58 | int unset) | |
59 | { | |
60 | int *target = opt->value; | |
61 | ||
517fe807 JK |
62 | BUG_ON_OPT_ARG(arg); |
63 | ||
06876284 DI |
64 | if (unset) |
65 | /* --no-quiet, --no-verbose */ | |
66 | *target = 0; | |
67 | else if (opt->short_name == 'v') { | |
68 | if (*target >= 0) | |
69 | (*target)++; | |
70 | else | |
71 | *target = 1; | |
72 | } else { | |
73 | if (*target <= 0) | |
74 | (*target)--; | |
75 | else | |
76 | *target = -1; | |
77 | } | |
78 | return 0; | |
79 | } | |
80 | ||
9d306b5a | 81 | int parse_opt_commits(const struct option *opt, const char *arg, int unset) |
06876284 | 82 | { |
9e31eafe | 83 | struct object_id oid; |
06876284 DI |
84 | struct commit *commit; |
85 | ||
517fe807 JK |
86 | BUG_ON_OPT_NEG(unset); |
87 | ||
06876284 DI |
88 | if (!arg) |
89 | return -1; | |
9e31eafe | 90 | if (get_oid(arg, &oid)) |
06876284 | 91 | return error("malformed object name %s", arg); |
2122f675 | 92 | commit = lookup_commit_reference(the_repository, &oid); |
06876284 DI |
93 | if (!commit) |
94 | return error("no such commit %s", arg); | |
95 | commit_list_insert(commit, opt->value); | |
96 | return 0; | |
97 | } | |
98 | ||
b2172fdf KN |
99 | int parse_opt_object_name(const struct option *opt, const char *arg, int unset) |
100 | { | |
9e1d7087 | 101 | struct object_id oid; |
b2172fdf KN |
102 | |
103 | if (unset) { | |
910650d2 | 104 | oid_array_clear(opt->value); |
b2172fdf KN |
105 | return 0; |
106 | } | |
107 | if (!arg) | |
108 | return -1; | |
9e1d7087 | 109 | if (get_oid(arg, &oid)) |
b2172fdf | 110 | return error(_("malformed object name '%s'"), arg); |
910650d2 | 111 | oid_array_append(opt->value, &oid); |
b2172fdf KN |
112 | return 0; |
113 | } | |
114 | ||
06876284 DI |
115 | int parse_opt_tertiary(const struct option *opt, const char *arg, int unset) |
116 | { | |
117 | int *target = opt->value; | |
517fe807 JK |
118 | |
119 | BUG_ON_OPT_ARG(arg); | |
120 | ||
06876284 DI |
121 | *target = unset ? 2 : 1; |
122 | return 0; | |
123 | } | |
124 | ||
023ff39b | 125 | struct option *parse_options_concat(struct option *a, struct option *b) |
06876284 | 126 | { |
023ff39b JK |
127 | struct option *ret; |
128 | size_t i, a_len = 0, b_len = 0; | |
129 | ||
130 | for (i = 0; a[i].type != OPTION_END; i++) | |
131 | a_len++; | |
132 | for (i = 0; b[i].type != OPTION_END; i++) | |
133 | b_len++; | |
134 | ||
135 | ALLOC_ARRAY(ret, st_add3(a_len, b_len, 1)); | |
136 | for (i = 0; i < a_len; i++) | |
137 | ret[i] = a[i]; | |
138 | for (i = 0; i < b_len; i++) | |
139 | ret[a_len + i] = b[i]; | |
140 | ret[a_len + b_len] = b[b_len]; /* final OPTION_END */ | |
141 | ||
142 | return ret; | |
06876284 DI |
143 | } |
144 | ||
145 | int parse_opt_string_list(const struct option *opt, const char *arg, int unset) | |
146 | { | |
147 | struct string_list *v = opt->value; | |
148 | ||
149 | if (unset) { | |
150 | string_list_clear(v, 0); | |
151 | return 0; | |
152 | } | |
153 | ||
154 | if (!arg) | |
155 | return -1; | |
156 | ||
7a7a517a | 157 | string_list_append(v, arg); |
06876284 DI |
158 | return 0; |
159 | } | |
6acec038 RS |
160 | |
161 | int parse_opt_noop_cb(const struct option *opt, const char *arg, int unset) | |
162 | { | |
163 | return 0; | |
164 | } | |
6b3ee18d | 165 | |
ce564eb1 MH |
166 | /** |
167 | * Report that the option is unknown, so that other code can handle | |
168 | * it. This can be used as a callback together with | |
169 | * OPTION_LOWLEVEL_CALLBACK to allow an option to be documented in the | |
170 | * "-h" output even if it's not being handled directly by | |
171 | * parse_options(). | |
172 | */ | |
f41179f1 | 173 | enum parse_opt_result parse_opt_unknown_cb(struct parse_opt_ctx_t *ctx, |
3ebbe289 NTND |
174 | const struct option *opt, |
175 | const char *arg, int unset) | |
ce564eb1 | 176 | { |
3ebbe289 | 177 | BUG_ON_OPT_ARG(arg); |
f41179f1 | 178 | return PARSE_OPT_UNKNOWN; |
ce564eb1 MH |
179 | } |
180 | ||
6b3ee18d PT |
181 | /** |
182 | * Recreates the command-line option in the strbuf. | |
183 | */ | |
184 | static int recreate_opt(struct strbuf *sb, const struct option *opt, | |
185 | const char *arg, int unset) | |
186 | { | |
187 | strbuf_reset(sb); | |
188 | ||
189 | if (opt->long_name) { | |
190 | strbuf_addstr(sb, unset ? "--no-" : "--"); | |
191 | strbuf_addstr(sb, opt->long_name); | |
192 | if (arg) { | |
193 | strbuf_addch(sb, '='); | |
194 | strbuf_addstr(sb, arg); | |
195 | } | |
196 | } else if (opt->short_name && !unset) { | |
197 | strbuf_addch(sb, '-'); | |
198 | strbuf_addch(sb, opt->short_name); | |
199 | if (arg) | |
200 | strbuf_addstr(sb, arg); | |
201 | } else | |
202 | return -1; | |
203 | ||
204 | return 0; | |
205 | } | |
206 | ||
207 | /** | |
208 | * For an option opt, recreates the command-line option in opt->value which | |
209 | * must be an char* initialized to NULL. This is useful when we need to pass | |
210 | * the command-line option to another command. Since any previous value will be | |
211 | * overwritten, this callback should only be used for options where the last | |
212 | * one wins. | |
213 | */ | |
214 | int parse_opt_passthru(const struct option *opt, const char *arg, int unset) | |
215 | { | |
216 | static struct strbuf sb = STRBUF_INIT; | |
217 | char **opt_value = opt->value; | |
218 | ||
219 | if (recreate_opt(&sb, opt, arg, unset) < 0) | |
220 | return -1; | |
221 | ||
39ea59a2 | 222 | free(*opt_value); |
6b3ee18d PT |
223 | |
224 | *opt_value = strbuf_detach(&sb, NULL); | |
225 | ||
226 | return 0; | |
227 | } | |
ffad85c5 PT |
228 | |
229 | /** | |
230 | * For an option opt, recreate the command-line option, appending it to | |
231 | * opt->value which must be a argv_array. This is useful when we need to pass | |
232 | * the command-line option, which can be specified multiple times, to another | |
233 | * command. | |
234 | */ | |
235 | int parse_opt_passthru_argv(const struct option *opt, const char *arg, int unset) | |
236 | { | |
237 | static struct strbuf sb = STRBUF_INIT; | |
238 | struct argv_array *opt_value = opt->value; | |
239 | ||
240 | if (recreate_opt(&sb, opt, arg, unset) < 0) | |
241 | return -1; | |
242 | ||
243 | argv_array_push(opt_value, sb.buf); | |
244 | ||
245 | return 0; | |
246 | } |