dingusppc/thirdparty/libsoundio/src/util.c
2020-05-08 23:12:04 +02:00

46 lines
906 B
C

/*
* Copyright (c) 2015 Andrew Kelley
*
* This file is part of libsoundio, which is MIT licensed.
* See http://opensource.org/licenses/MIT
*/
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include "util.h"
void soundio_panic(const char *format, ...) {
va_list ap;
va_start(ap, format);
vfprintf(stderr, format, ap);
fprintf(stderr, "\n");
va_end(ap);
abort();
}
char *soundio_alloc_sprintf(int *len, const char *format, ...) {
va_list ap, ap2;
va_start(ap, format);
va_copy(ap2, ap);
int len1 = vsnprintf(NULL, 0, format, ap);
assert(len1 >= 0);
size_t required_size = len1 + 1;
char *mem = ALLOCATE(char, required_size);
if (!mem)
return NULL;
int len2 = vsnprintf(mem, required_size, format, ap2);
assert(len2 == len1);
va_end(ap2);
va_end(ap);
if (len)
*len = len1;
return mem;
}