gistfile1.txt

mihai@ryzen:~/facultate/so/scratch$ cat some_random_malloc.c
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <stdint.h>int main()
{
    uint8_t* addr;
    addr = malloc(5);
/*    if (addr == NULL) {
        printf("malloc fails!!!!!\n");
        return -ENOMEM;
    } */
    printf("malloc done, addr=%p\n", addr);
    addr[1] = 210;
    free(addr);
    return 0;
}
mihai@ryzen:~/facultate/so/scratch$ cat wrapped_test.c
#include <stdio.h>
#include <stdlib.h>void* __wrap_malloc(size_t s)
{
    printf("calling __wrap_malloc\n");
    return NULL;
}    
mihai@ryzen:~/facultate/so/scratch$ gcc some_random_malloc.c wrapped_test.c -Wl,--wrap=malloc`