[ust.git] / libmallocwrap / mallocwrap.c

#define _GNU_SOURCE
#include <dlfcn.h>
#include <sys/types.h>
#include <stdio.h>

void *(*plibc_malloc)(size_t size) = NULL;

void *malloc(size_t size)
{
	if(plibc_malloc == NULL) {
		plibc_malloc = dlsym(RTLD_NEXT, "malloc");
		if(plibc_malloc == NULL) {
			fprintf(stderr, "mallocwrap: unable to find malloc\n");
			return NULL;
		}
	}
	fprintf(stderr, "mallocating size %d\n", size);
	return plibc_malloc(size);
}
Commit	Line	Data
e541a28d PMF	1	#define _GNU_SOURCE
	2	#include <dlfcn.h>
	3	#include <sys/types.h>
	4	#include <stdio.h>
	5
	6	void (plibc_malloc)(size_t size) = NULL;
	7
	8	void *malloc(size_t size)
	9	{
	10	if(plibc_malloc == NULL) {
	11	plibc_malloc = dlsym(RTLD_NEXT, "malloc");
	12	if(plibc_malloc == NULL) {
	13	fprintf(stderr, "mallocwrap: unable to find malloc\n");
	14	return NULL;
	15	}
	16	}
	17	fprintf(stderr, "mallocating size %d\n", size);
	18	return plibc_malloc(size);
	19	}