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mem.c
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mem.c
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#include <stdlib.h>
#include <stddef.h>
#include <assert.h>
#include "except.h"
#include "mem.h"
const Except_T Mem_Failed = {"Allocation Failed"};
void *Mem_alloc(long nbytes, const char *file, int line){
void *ptr;
assert(nbytes > 0);
ptr = malloc(nbytes);
if(ptr == NULL){
if(file == NULL)
RAISE(Mem_Failed);
else
Except_raise(&Mem_Failed,file,line);
}
return ptr;
}
void *Mem_calloc(long count, long nbytes, const char *file, int line){
void *ptr;
assert(count > 0);
assert(nbytes > 0);
ptr = calloc(count,nbytes);
if(ptr == NULL){
if(file == NULL)
RAISE(Mem_Failed);
else
Except_raise(&Mem_Failed,file,line);
}
return ptr;
}
void Mem_free(void *ptr, const char *file, int line){
if(ptr)
free(ptr);
}
void *Mem_resize(void *ptr, long nbytes, const char *file, int line){
assert(ptr);
assert(nbytes > 0);
ptr = realloc(ptr,nbytes);
if(ptr == NULL){
if(file == NULL)
RAISE(Mem_Failed);
else
Except_raise(&Mem_Failed,file,line);
}
return ptr;
}