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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" | |
7 | ||
8 | /*----- some often used options -----*/ | |
9 | ||
10 | int parse_opt_abbrev_cb(const struct option *opt, const char *arg, int unset) | |
11 | { | |
12 | int v; | |
13 | ||
14 | if (!arg) { | |
15 | v = unset ? 0 : DEFAULT_ABBREV; | |
16 | } else { | |
17 | v = strtol(arg, (char **)&arg, 10); | |
18 | if (*arg) | |
19 | return opterror(opt, "expects a numerical value", 0); | |
20 | if (v && v < MINIMUM_ABBREV) | |
21 | v = MINIMUM_ABBREV; | |
22 | else if (v > 40) | |
23 | v = 40; | |
24 | } | |
25 | *(int *)(opt->value) = v; | |
26 | return 0; | |
27 | } | |
28 | ||
29 | int parse_opt_approxidate_cb(const struct option *opt, const char *arg, | |
30 | int unset) | |
31 | { | |
32 | *(unsigned long *)(opt->value) = approxidate(arg); | |
33 | return 0; | |
34 | } | |
35 | ||
36 | int parse_opt_color_flag_cb(const struct option *opt, const char *arg, | |
37 | int unset) | |
38 | { | |
39 | int value; | |
40 | ||
41 | if (!arg) | |
42 | arg = unset ? "never" : (const char *)opt->defval; | |
f946b465 | 43 | value = git_config_colorbool(NULL, arg); |
06876284 DI |
44 | if (value < 0) |
45 | return opterror(opt, | |
46 | "expects \"always\", \"auto\", or \"never\"", 0); | |
47 | *(int *)opt->value = value; | |
48 | return 0; | |
49 | } | |
50 | ||
51 | int parse_opt_verbosity_cb(const struct option *opt, const char *arg, | |
52 | int unset) | |
53 | { | |
54 | int *target = opt->value; | |
55 | ||
56 | if (unset) | |
57 | /* --no-quiet, --no-verbose */ | |
58 | *target = 0; | |
59 | else if (opt->short_name == 'v') { | |
60 | if (*target >= 0) | |
61 | (*target)++; | |
62 | else | |
63 | *target = 1; | |
64 | } else { | |
65 | if (*target <= 0) | |
66 | (*target)--; | |
67 | else | |
68 | *target = -1; | |
69 | } | |
70 | return 0; | |
71 | } | |
72 | ||
73 | int parse_opt_with_commit(const struct option *opt, const char *arg, int unset) | |
74 | { | |
75 | unsigned char sha1[20]; | |
76 | struct commit *commit; | |
77 | ||
78 | if (!arg) | |
79 | return -1; | |
80 | if (get_sha1(arg, sha1)) | |
81 | return error("malformed object name %s", arg); | |
82 | commit = lookup_commit_reference(sha1); | |
83 | if (!commit) | |
84 | return error("no such commit %s", arg); | |
85 | commit_list_insert(commit, opt->value); | |
86 | return 0; | |
87 | } | |
88 | ||
89 | int parse_opt_tertiary(const struct option *opt, const char *arg, int unset) | |
90 | { | |
91 | int *target = opt->value; | |
92 | *target = unset ? 2 : 1; | |
93 | return 0; | |
94 | } | |
95 | ||
96 | int parse_options_concat(struct option *dst, size_t dst_size, struct option *src) | |
97 | { | |
98 | int i, j; | |
99 | ||
100 | for (i = 0; i < dst_size; i++) | |
101 | if (dst[i].type == OPTION_END) | |
102 | break; | |
103 | for (j = 0; i < dst_size; i++, j++) { | |
104 | dst[i] = src[j]; | |
105 | if (src[j].type == OPTION_END) | |
106 | return 0; | |
107 | } | |
108 | return -1; | |
109 | } | |
110 | ||
111 | int parse_opt_string_list(const struct option *opt, const char *arg, int unset) | |
112 | { | |
113 | struct string_list *v = opt->value; | |
114 | ||
115 | if (unset) { | |
116 | string_list_clear(v, 0); | |
117 | return 0; | |
118 | } | |
119 | ||
120 | if (!arg) | |
121 | return -1; | |
122 | ||
123 | string_list_append(v, xstrdup(arg)); | |
124 | return 0; | |
125 | } | |
6acec038 RS |
126 | |
127 | int parse_opt_noop_cb(const struct option *opt, const char *arg, int unset) | |
128 | { | |
129 | return 0; | |
130 | } |