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Commit | Line | Data |
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c1189cae | 1 | #include "cache.h" |
dbbcd44f | 2 | #include "strvec.h" |
c1189cae JK |
3 | #include "strbuf.h" |
4 | ||
873cd28a | 5 | const char *empty_strvec[] = { NULL }; |
c1189cae | 6 | |
873cd28a | 7 | void strvec_init(struct strvec *array) |
c1189cae | 8 | { |
873cd28a | 9 | array->argv = empty_strvec; |
c1189cae JK |
10 | array->argc = 0; |
11 | array->alloc = 0; | |
12 | } | |
13 | ||
873cd28a | 14 | static void strvec_push_nodup(struct strvec *array, const char *value) |
c1189cae | 15 | { |
873cd28a | 16 | if (array->argv == empty_strvec) |
c1189cae JK |
17 | array->argv = NULL; |
18 | ||
19 | ALLOC_GROW(array->argv, array->argc + 2, array->alloc); | |
20 | array->argv[array->argc++] = value; | |
21 | array->argv[array->argc] = NULL; | |
22 | } | |
23 | ||
873cd28a | 24 | const char *strvec_push(struct strvec *array, const char *value) |
c1189cae | 25 | { |
873cd28a | 26 | strvec_push_nodup(array, xstrdup(value)); |
342c513a | 27 | return array->argv[array->argc - 1]; |
c1189cae JK |
28 | } |
29 | ||
873cd28a | 30 | const char *strvec_pushf(struct strvec *array, const char *fmt, ...) |
c1189cae JK |
31 | { |
32 | va_list ap; | |
33 | struct strbuf v = STRBUF_INIT; | |
34 | ||
35 | va_start(ap, fmt); | |
36 | strbuf_vaddf(&v, fmt, ap); | |
37 | va_end(ap); | |
38 | ||
873cd28a | 39 | strvec_push_nodup(array, strbuf_detach(&v, NULL)); |
342c513a | 40 | return array->argv[array->argc - 1]; |
c1189cae JK |
41 | } |
42 | ||
873cd28a | 43 | void strvec_pushl(struct strvec *array, ...) |
d15bbe13 JK |
44 | { |
45 | va_list ap; | |
46 | const char *arg; | |
47 | ||
48 | va_start(ap, array); | |
828e829b | 49 | while ((arg = va_arg(ap, const char *))) |
873cd28a | 50 | strvec_push(array, arg); |
d15bbe13 JK |
51 | va_end(ap); |
52 | } | |
53 | ||
873cd28a | 54 | void strvec_pushv(struct strvec *array, const char **argv) |
85b34324 PT |
55 | { |
56 | for (; *argv; argv++) | |
873cd28a | 57 | strvec_push(array, *argv); |
85b34324 PT |
58 | } |
59 | ||
873cd28a | 60 | void strvec_pop(struct strvec *array) |
fe4a0a28 JK |
61 | { |
62 | if (!array->argc) | |
63 | return; | |
64 | free((char *)array->argv[array->argc - 1]); | |
65 | array->argv[array->argc - 1] = NULL; | |
66 | array->argc--; | |
67 | } | |
68 | ||
873cd28a | 69 | void strvec_split(struct strvec *array, const char *to_split) |
c5aa6db6 JS |
70 | { |
71 | while (isspace(*to_split)) | |
72 | to_split++; | |
73 | for (;;) { | |
74 | const char *p = to_split; | |
75 | ||
76 | if (!*p) | |
77 | break; | |
78 | ||
79 | while (*p && !isspace(*p)) | |
80 | p++; | |
873cd28a | 81 | strvec_push_nodup(array, xstrndup(to_split, p - to_split)); |
c5aa6db6 JS |
82 | |
83 | while (isspace(*p)) | |
84 | p++; | |
85 | to_split = p; | |
86 | } | |
87 | } | |
88 | ||
873cd28a | 89 | void strvec_clear(struct strvec *array) |
c1189cae | 90 | { |
873cd28a | 91 | if (array->argv != empty_strvec) { |
c1189cae JK |
92 | int i; |
93 | for (i = 0; i < array->argc; i++) | |
ba4d1c7b | 94 | free((char *)array->argv[i]); |
c1189cae JK |
95 | free(array->argv); |
96 | } | |
873cd28a | 97 | strvec_init(array); |
c1189cae | 98 | } |
b992657e | 99 | |
873cd28a | 100 | const char **strvec_detach(struct strvec *array) |
b992657e | 101 | { |
873cd28a | 102 | if (array->argv == empty_strvec) |
b992657e JK |
103 | return xcalloc(1, sizeof(const char *)); |
104 | else { | |
105 | const char **ret = array->argv; | |
873cd28a | 106 | strvec_init(array); |
b992657e JK |
107 | return ret; |
108 | } | |
109 | } |