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Annotation of gcc/cppalloc.c, revision 1.1.1.1

1.1       root        1: /* Part of CPP library.  (memory allocation - xmalloc etc)
                      2:    Copyright (C) 1986, 87, 89, 92, 93, 94, 1995 Free Software Foundation, Inc.
                      3:    Written by Per Bothner, 1994.
                      4:    Based on CCCP program by by Paul Rubin, June 1986
                      5:    Adapted to ANSI C, Richard Stallman, Jan 1987
                      6: 
                      7: This program is free software; you can redistribute it and/or modify it
                      8: under the terms of the GNU General Public License as published by the
                      9: Free Software Foundation; either version 2, or (at your option) any
                     10: later version.
                     11: 
                     12: This program is distributed in the hope that it will be useful,
                     13: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     15: GNU General Public License for more details.
                     16: 
                     17: You should have received a copy of the GNU General Public License
                     18: along with this program; if not, write to the Free Software
                     19: Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
                     20: 
                     21:  In other words, you are welcome to use, share and improve this program.
                     22:  You are forbidden to forbid anyone else to use, share and improve
                     23:  what you give them.   Help stamp out software-hoarding!  */
                     24: 
                     25: #include "config.h"
                     26: 
                     27: static void
                     28: memory_full ()
                     29: {
                     30:   fatal ("Memory exhausted.");
                     31: }
                     32: 
                     33: char *
                     34: xmalloc (size)
                     35:      unsigned size;
                     36: {
                     37:   register char *ptr = (char *) malloc (size);
                     38:   if (ptr != 0) return (ptr);
                     39:   memory_full ();
                     40:   /*NOTREACHED*/
                     41:   return 0;
                     42: }
                     43: 
                     44: char *
                     45: xrealloc (old, size)
                     46:      char *old;
                     47:      unsigned size;
                     48: {
                     49:   register char *ptr = (char *) realloc (old, size);
                     50:   if (ptr == 0)
                     51:     memory_full ();
                     52:   return ptr;
                     53: }
                     54: 
                     55: char *
                     56: xcalloc (number, size)
                     57:      unsigned number, size;
                     58: {
                     59:   register unsigned total = number * size;
                     60:   register char *ptr = (char *) calloc (number, size);
                     61:   if (ptr == 0)
                     62:     memory_full ();
                     63:   return ptr;
                     64: }

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