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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 | ||
31 | int parse_opt_approxidate_cb(const struct option *opt, const char *arg, | |
32 | int unset) | |
33 | { | |
34 | *(unsigned long *)(opt->value) = approxidate(arg); | |
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 | { | |
41 | return parse_expiry_date(arg, (unsigned long *)opt->value); | |
42 | } | |
43 | ||
06876284 DI |
44 | int parse_opt_color_flag_cb(const struct option *opt, const char *arg, |
45 | int unset) | |
46 | { | |
47 | int value; | |
48 | ||
49 | if (!arg) | |
50 | arg = unset ? "never" : (const char *)opt->defval; | |
f946b465 | 51 | value = git_config_colorbool(NULL, arg); |
06876284 DI |
52 | if (value < 0) |
53 | return opterror(opt, | |
54 | "expects \"always\", \"auto\", or \"never\"", 0); | |
55 | *(int *)opt->value = value; | |
56 | return 0; | |
57 | } | |
58 | ||
59 | int parse_opt_verbosity_cb(const struct option *opt, const char *arg, | |
60 | int unset) | |
61 | { | |
62 | int *target = opt->value; | |
63 | ||
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 DI |
82 | { |
83 | unsigned char sha1[20]; | |
84 | struct commit *commit; | |
85 | ||
86 | if (!arg) | |
87 | return -1; | |
88 | if (get_sha1(arg, sha1)) | |
89 | return error("malformed object name %s", arg); | |
90 | commit = lookup_commit_reference(sha1); | |
91 | if (!commit) | |
92 | return error("no such commit %s", arg); | |
93 | commit_list_insert(commit, opt->value); | |
94 | return 0; | |
95 | } | |
96 | ||
b2172fdf KN |
97 | int parse_opt_object_name(const struct option *opt, const char *arg, int unset) |
98 | { | |
9e1d7087 | 99 | struct object_id oid; |
b2172fdf KN |
100 | |
101 | if (unset) { | |
910650d2 | 102 | oid_array_clear(opt->value); |
b2172fdf KN |
103 | return 0; |
104 | } | |
105 | if (!arg) | |
106 | return -1; | |
9e1d7087 | 107 | if (get_oid(arg, &oid)) |
b2172fdf | 108 | return error(_("malformed object name '%s'"), arg); |
910650d2 | 109 | oid_array_append(opt->value, &oid); |
b2172fdf KN |
110 | return 0; |
111 | } | |
112 | ||
06876284 DI |
113 | int parse_opt_tertiary(const struct option *opt, const char *arg, int unset) |
114 | { | |
115 | int *target = opt->value; | |
116 | *target = unset ? 2 : 1; | |
117 | return 0; | |
118 | } | |
119 | ||
023ff39b | 120 | struct option *parse_options_concat(struct option *a, struct option *b) |
06876284 | 121 | { |
023ff39b JK |
122 | struct option *ret; |
123 | size_t i, a_len = 0, b_len = 0; | |
124 | ||
125 | for (i = 0; a[i].type != OPTION_END; i++) | |
126 | a_len++; | |
127 | for (i = 0; b[i].type != OPTION_END; i++) | |
128 | b_len++; | |
129 | ||
130 | ALLOC_ARRAY(ret, st_add3(a_len, b_len, 1)); | |
131 | for (i = 0; i < a_len; i++) | |
132 | ret[i] = a[i]; | |
133 | for (i = 0; i < b_len; i++) | |
134 | ret[a_len + i] = b[i]; | |
135 | ret[a_len + b_len] = b[b_len]; /* final OPTION_END */ | |
136 | ||
137 | return ret; | |
06876284 DI |
138 | } |
139 | ||
140 | int parse_opt_string_list(const struct option *opt, const char *arg, int unset) | |
141 | { | |
142 | struct string_list *v = opt->value; | |
143 | ||
144 | if (unset) { | |
145 | string_list_clear(v, 0); | |
146 | return 0; | |
147 | } | |
148 | ||
149 | if (!arg) | |
150 | return -1; | |
151 | ||
7a7a517a | 152 | string_list_append(v, arg); |
06876284 DI |
153 | return 0; |
154 | } | |
6acec038 RS |
155 | |
156 | int parse_opt_noop_cb(const struct option *opt, const char *arg, int unset) | |
157 | { | |
158 | return 0; | |
159 | } | |
6b3ee18d | 160 | |
ce564eb1 MH |
161 | /** |
162 | * Report that the option is unknown, so that other code can handle | |
163 | * it. This can be used as a callback together with | |
164 | * OPTION_LOWLEVEL_CALLBACK to allow an option to be documented in the | |
165 | * "-h" output even if it's not being handled directly by | |
166 | * parse_options(). | |
167 | */ | |
168 | int parse_opt_unknown_cb(const struct option *opt, const char *arg, int unset) | |
169 | { | |
170 | return -2; | |
171 | } | |
172 | ||
6b3ee18d PT |
173 | /** |
174 | * Recreates the command-line option in the strbuf. | |
175 | */ | |
176 | static int recreate_opt(struct strbuf *sb, const struct option *opt, | |
177 | const char *arg, int unset) | |
178 | { | |
179 | strbuf_reset(sb); | |
180 | ||
181 | if (opt->long_name) { | |
182 | strbuf_addstr(sb, unset ? "--no-" : "--"); | |
183 | strbuf_addstr(sb, opt->long_name); | |
184 | if (arg) { | |
185 | strbuf_addch(sb, '='); | |
186 | strbuf_addstr(sb, arg); | |
187 | } | |
188 | } else if (opt->short_name && !unset) { | |
189 | strbuf_addch(sb, '-'); | |
190 | strbuf_addch(sb, opt->short_name); | |
191 | if (arg) | |
192 | strbuf_addstr(sb, arg); | |
193 | } else | |
194 | return -1; | |
195 | ||
196 | return 0; | |
197 | } | |
198 | ||
199 | /** | |
200 | * For an option opt, recreates the command-line option in opt->value which | |
201 | * must be an char* initialized to NULL. This is useful when we need to pass | |
202 | * the command-line option to another command. Since any previous value will be | |
203 | * overwritten, this callback should only be used for options where the last | |
204 | * one wins. | |
205 | */ | |
206 | int parse_opt_passthru(const struct option *opt, const char *arg, int unset) | |
207 | { | |
208 | static struct strbuf sb = STRBUF_INIT; | |
209 | char **opt_value = opt->value; | |
210 | ||
211 | if (recreate_opt(&sb, opt, arg, unset) < 0) | |
212 | return -1; | |
213 | ||
39ea59a2 | 214 | free(*opt_value); |
6b3ee18d PT |
215 | |
216 | *opt_value = strbuf_detach(&sb, NULL); | |
217 | ||
218 | return 0; | |
219 | } | |
ffad85c5 PT |
220 | |
221 | /** | |
222 | * For an option opt, recreate the command-line option, appending it to | |
223 | * opt->value which must be a argv_array. This is useful when we need to pass | |
224 | * the command-line option, which can be specified multiple times, to another | |
225 | * command. | |
226 | */ | |
227 | int parse_opt_passthru_argv(const struct option *opt, const char *arg, int unset) | |
228 | { | |
229 | static struct strbuf sb = STRBUF_INIT; | |
230 | struct argv_array *opt_value = opt->value; | |
231 | ||
232 | if (recreate_opt(&sb, opt, arg, unset) < 0) | |
233 | return -1; | |
234 | ||
235 | argv_array_push(opt_value, sb.buf); | |
236 | ||
237 | return 0; | |
238 | } |