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