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/************************************************************************
* utils.c -- various utilities for rpncalc *
* *
* Refer to rpncalc.c for copyrights and license permissions. *
************************************************************************/
/* $Id: utils.c,v 1.6 1999/03/06 14:35:17 david Rel david $
* $Log: utils.c,v $
* Revision 1.6 1999/03/06 14:35:17 david
* Internationalized.
* Removed lint comments.
*
* Revision 1.5 1998/01/03 22:57:39 david
* replaced HAVE_READLINE with HAVE_LIBREADLINE (for autoconf)
*
* Revision 1.4 1997/01/19 18:58:58 david
* Changed dupstr(char *) to dupstr(const char *)
*
* Revision 1.4 1997/01/19 18:19:23 david
* Changed dupstr(char *) to dupstr(const char *)
*
* Revision 1.2 1996/09/13 20:21:29 david
* lclint additions
*
* Revision 1.1 1996/07/13 20:58:36 david
* Added dupstr()
* Moved getline() from rpncalc.c into utils.c
*
* Revision 1.0 1995/12/31 18:19:34 david
* Initial revision
*
* Revision 1.0 1995/11/25 20:02:25 david
* Initial revision
* */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "utils.h"
#include <readline/readline.h>
#include <readline/history.h>
#include <libintl.h>
#define _(String) gettext(String)
#define LINEFRAGMENT 32
void *xmalloc(size_t size) /* safe malloc */
{
void *ptr;
ptr=malloc(size);
if (ptr == NULL) {
perror(_("Out of memory!"));
exit(1);
}
return ptr;
}
void *xrealloc(void *ptr, size_t size) /* save realloc */
{
ptr=realloc(ptr, size);
if (ptr == NULL) {
perror(_("Out of memory!"));
exit(1);
}
return ptr;
}
char *xstrdup(const char *s)
{
char *r;
r = (char *)xmalloc (strlen (s) + 1);
strcpy (r, s);
return (r);
}
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