/* * These are here mainly so that I can link against * debugmalloc.c instead and not recompile the world. */#include <u.h>#define NOPLAN9DEFINES#include <libc.h>static Lock malloclock;void*p9malloc(ulong n){ void *v; if(n == 0) n++; lock(&malloclock); v = malloc(n); unlock(&malloclock); print("p9malloc %lud => %p; pc %lux\n", n, v, getcallerpc(&n)); return v;}voidp9free(void *v){ if(v == nil) return; lock(&malloclock); print("p9free %p; pc %lux\n", v, getcallerpc(&v)); free(v); unlock(&malloclock);}void*p9calloc(ulong a, ulong b){ void *v; if(a*b == 0) a = b = 1; lock(&malloclock); v = calloc(a*b, 1); unlock(&malloclock); print("p9calloc %lud %lud => %p; pc %lux\n", a, b, v, getcallerpc(&a)); return v;}void*p9realloc(void *v, ulong n){ void *vv; lock(&malloclock); vv = realloc(v, n); unlock(&malloclock); print("p9realloc %p %lud => %p; pc %lux\n", v, n, vv, getcallerpc(&v)); return vv;}
/*
* These are here mainly so that I can link against
* debugmalloc.c instead and not recompile the world.
*/
#include <u.h>
#define NOPLAN9DEFINES
#include <libc.h>
static Lock malloclock;
void*
p9malloc(ulong n)
{
void *v;
if(n == 0)
n++;
lock(&malloclock);
v = malloc(n);
unlock(&malloclock);
print("p9malloc %lud => %p; pc %lux\n", n, v, getcallerpc(&n));
return v;
}
void
p9free(void *v)
{
if(v == nil)
return;
lock(&malloclock);
print("p9free %p; pc %lux\n", v, getcallerpc(&v));
free(v);
unlock(&malloclock);
}
void*
p9calloc(ulong a, ulong b)
{
void *v;
if(a*b == 0)
a = b = 1;
lock(&malloclock);
v = calloc(a*b, 1);
unlock(&malloclock);
print("p9calloc %lud %lud => %p; pc %lux\n", a, b, v, getcallerpc(&a));
return v;
}
void*
p9realloc(void *v, ulong n)
{
void *vv;
lock(&malloclock);
vv = realloc(v, n);
unlock(&malloclock);
print("p9realloc %p %lud => %p; pc %lux\n", v, n, vv, getcallerpc(&v));
return vv;
}