45 lines
876 B
C
45 lines
876 B
C
/* vim: set sw=8 ts=8 sts=8 noet: */
|
|
#include <capn.h>
|
|
#include <stdlib.h>
|
|
|
|
struct str {
|
|
char *str;
|
|
int len, cap;
|
|
};
|
|
|
|
extern char str_static[];
|
|
#define STR_INIT {str_static, 0, 0}
|
|
|
|
void str_reserve(struct str *v, int sz);
|
|
|
|
static void str_release(struct str *v) {
|
|
if (v->cap) {
|
|
free(v->str);
|
|
}
|
|
}
|
|
|
|
static void str_reset(struct str *v) {
|
|
if (v->len) {
|
|
v->len = 0;
|
|
v->str[0] = '\0';
|
|
}
|
|
}
|
|
|
|
static void str_setlen(struct str *v, int sz) {
|
|
str_reserve(v, sz);
|
|
v->str[sz] = '\0';
|
|
v->len = sz;
|
|
}
|
|
|
|
#ifdef __GNUC__
|
|
#define ATTR(FMT, ARGS) __attribute__((format(printf,FMT,ARGS)))
|
|
#else
|
|
#define ATTR(FMT, ARGS)
|
|
#endif
|
|
|
|
void str_add(struct str *v, const char *str, int sz);
|
|
int str_vaddf(struct str *v, const char *format, va_list ap) ATTR(2,0);
|
|
int str_addf(struct str *v, const char *format, ...) ATTR(2,3);
|
|
char *strf(struct str *v, const char *format, ...) ATTR(2,3);
|
|
|
|
|