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#include "util.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <time.h>
void *xmalloc(size_t s)
{
void *p;
assert(s > 0);
p = malloc(s);
if(!p) {
fprintf(stderr, "Out of memory in xmalloc\n");
exit(1);
}
memset(p, 0, s);
return p;
}
void *xrealloc(void *b, size_t s)
{
void *p;
assert(s > 0);
if(!b) return xmalloc(s);
p = realloc(b, s);
if(!p) {
fprintf(stderr, "Out of memory in xrealloc\n");
exit(1);
}
return p;
}
void sleep_1_frame()
{
struct timespec ts;
ts.tv_sec = 0;
ts.tv_nsec = 1000000000L / 25L;
nanosleep(&ts, NULL);
}
void sleep_0_2_frame()
{
struct timespec ts;
ts.tv_sec = 0;
ts.tv_nsec = 8000000L;
nanosleep(&ts, NULL);
}
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