hardened_malloc/test/mallinfo.c
jvoisin b511696c55 clean up includes and remove non-portable includes
This marginally increases the portability of hardened_malloc,
eg. on OSX.
2022-02-07 07:14:51 -05:00

45 lines
1.1 KiB
C

#include <stdlib.h>
#include <stdio.h>
#if defined(__GLIBC__) || defined(__ANDROID__)
#include <malloc.h>
#endif
#include "test_util.h"
static void print_mallinfo(void) {
#if defined(__GLIBC__) || defined(__ANDROID__)
struct mallinfo info = mallinfo();
printf("mallinfo:\n");
printf("arena: %zu\n", (size_t)info.arena);
printf("ordblks: %zu\n", (size_t)info.ordblks);
printf("smblks: %zu\n", (size_t)info.smblks);
printf("hblks: %zu\n", (size_t)info.hblks);
printf("hblkhd: %zu\n", (size_t)info.hblkhd);
printf("usmblks: %zu\n", (size_t)info.usmblks);
printf("fsmblks: %zu\n", (size_t)info.fsmblks);
printf("uordblks: %zu\n", (size_t)info.uordblks);
printf("fordblks: %zu\n", (size_t)info.fordblks);
printf("keepcost: %zu\n", (size_t)info.keepcost);
#endif
}
OPTNONE int main(void) {
void *a[4];
a[0] = malloc(1024 * 1024 * 1024);
a[1] = malloc(16);
a[2] = malloc(32);
a[3] = malloc(64);
print_mallinfo();
free(a[0]);
free(a[1]);
free(a[2]);
free(a[3]);
printf("\n");
print_mallinfo();
}