5 const char *empty_strvec[] = { NULL };
7 void strvec_init(struct strvec *array)
9 array->v = empty_strvec;
14 static void strvec_push_nodup(struct strvec *array, const char *value)
16 if (array->v == empty_strvec)
19 ALLOC_GROW(array->v, array->nr + 2, array->alloc);
20 array->v[array->nr++] = value;
21 array->v[array->nr] = NULL;
24 const char *strvec_push(struct strvec *array, const char *value)
26 strvec_push_nodup(array, xstrdup(value));
27 return array->v[array->nr - 1];
30 const char *strvec_pushf(struct strvec *array, const char *fmt, ...)
33 struct strbuf v = STRBUF_INIT;
36 strbuf_vaddf(&v, fmt, ap);
39 strvec_push_nodup(array, strbuf_detach(&v, NULL));
40 return array->v[array->nr - 1];
43 void strvec_pushl(struct strvec *array, ...)
49 while ((arg = va_arg(ap, const char *)))
50 strvec_push(array, arg);
54 void strvec_pushv(struct strvec *array, const char **items)
56 for (; *items; items++)
57 strvec_push(array, *items);
60 void strvec_pop(struct strvec *array)
64 free((char *)array->v[array->nr - 1]);
65 array->v[array->nr - 1] = NULL;
69 void strvec_split(struct strvec *array, const char *to_split)
71 while (isspace(*to_split))
74 const char *p = to_split;
79 while (*p && !isspace(*p))
81 strvec_push_nodup(array, xstrndup(to_split, p - to_split));
89 void strvec_clear(struct strvec *array)
91 if (array->v != empty_strvec) {
93 for (i = 0; i < array->nr; i++)
94 free((char *)array->v[i]);
100 const char **strvec_detach(struct strvec *array)
102 if (array->v == empty_strvec)
103 return xcalloc(1, sizeof(const char *));
105 const char **ret = array->v;