#include "ansidecl.h"
#include "libiberty.h"
#include <stdio.h>
#ifdef __STDC__
#include <stddef.h>
#else
#define size_t unsigned long
#define ptrdiff_t long
#endif
#if VMS
#include <stdlib.h>
#include <unixlib.h>
#else
PTR malloc PARAMS ((size_t));
PTR realloc PARAMS ((PTR, size_t));
PTR calloc PARAMS ((size_t, size_t));
PTR sbrk PARAMS ((ptrdiff_t));
#endif
static const char *name = "";
#ifdef HAVE_SBRK
static char *first_break = NULL;
#endif
void
xmalloc_set_program_name (s)
const char *s;
{
name = s;
#ifdef HAVE_SBRK
if (first_break == NULL)
first_break = (char *) sbrk (0);
#endif
}
PTR
xmalloc (size)
size_t size;
{
PTR newmem;
if (size == 0)
size = 1;
newmem = malloc (size);
if (!newmem)
{
#ifdef HAVE_SBRK
extern char **environ;
size_t allocated;
if (first_break != NULL)
allocated = (char *) sbrk (0) - first_break;
else
allocated = (char *) sbrk (0) - (char *) &environ;
fprintf (stderr,
"\n%s%sCan not allocate %lu bytes after allocating %lu bytes\n",
name, *name ? ": " : "",
(unsigned long) size, (unsigned long) allocated);
#else
fprintf (stderr,
"\n%s%sCan not allocate %lu bytes\n",
name, *name ? ": " : "",
(unsigned long) size);
#endif
xexit (1);
}
return (newmem);
}
PTR
xcalloc (nelem, elsize)
size_t nelem, elsize;
{
PTR newmem;
if (nelem == 0 || elsize == 0)
nelem = elsize = 1;
newmem = calloc (nelem, elsize);
if (!newmem)
{
#ifdef HAVE_SBRK
extern char **environ;
size_t allocated;
if (first_break != NULL)
allocated = (char *) sbrk (0) - first_break;
else
allocated = (char *) sbrk (0) - (char *) &environ;
fprintf (stderr,
"\n%s%sCan not allocate %lu bytes after allocating %lu bytes\n",
name, *name ? ": " : "",
(unsigned long) (nelem * elsize), (unsigned long) allocated);
#else
fprintf (stderr,
"\n%s%sCan not allocate %lu bytes\n",
name, *name ? ": " : "",
(unsigned long) (nelem * elsize));
#endif
xexit (1);
}
return (newmem);
}
PTR
xrealloc (oldmem, size)
PTR oldmem;
size_t size;
{
PTR newmem;
if (size == 0)
size = 1;
if (!oldmem)
newmem = malloc (size);
else
newmem = realloc (oldmem, size);
if (!newmem)
{
#ifdef HAVE_SBRK
extern char **environ;
size_t allocated;
if (first_break != NULL)
allocated = (char *) sbrk (0) - first_break;
else
allocated = (char *) sbrk (0) - (char *) &environ;
fprintf (stderr,
"\n%s%sCan not reallocate %lu bytes after allocating %lu bytes\n",
name, *name ? ": " : "",
(unsigned long) size, (unsigned long) allocated);
#else
fprintf (stderr,
"\n%s%sCan not reallocate %lu bytes\n",
name, *name ? ": " : "",
(unsigned long) size);
#endif
xexit (1);
}
return (newmem);
}