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/* Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
*/
#define import_spp
#define import_libc
#define import_xnames
#include <iraf.h>
/* REALLOC -- Reallocate a buffer, i.e., change the size of an already
** allocated buffer. If necessary the buffer is moved, preserving any
** data in the buffer.
*/
char *
realloc (
char *buf,
unsigned newsize
)
{
XINT x_nchars = (newsize + sizeof(XCHAR)-1) / sizeof(XCHAR);
XINT x_ptr, x_dtype = TY_CHAR;
x_ptr = buf ? Memcptr(buf) : NULL;
iferr (REALLOC (&x_ptr, &x_nchars, &x_dtype))
return (NULL);
else
return ((char *)&Memc[x_ptr]);
}
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