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Diffstat (limited to 'Build/source/texk/xdvipdfmx/src/mem.c')
-rw-r--r-- | Build/source/texk/xdvipdfmx/src/mem.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/Build/source/texk/xdvipdfmx/src/mem.c b/Build/source/texk/xdvipdfmx/src/mem.c new file mode 100644 index 00000000000..382f0dd8e81 --- /dev/null +++ b/Build/source/texk/xdvipdfmx/src/mem.c @@ -0,0 +1,94 @@ +/* $Header: /home/cvsroot/dvipdfmx/src/mem.c,v 1.3 2002/10/30 02:27:11 chofchof Exp $ + + This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. + + Copyright (C) 2002 by Jin-Hwan Cho and Shunsaku Hirata, + the dvipdfmx project team <dvipdfmx@project.ktug.or.kr> + + Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. +*/ + +#include <stdio.h> +#include <stdlib.h> + +#include "mem.h" + +#ifdef MEM_DEBUG +FILE *debugfile = NULL; +static long int event = 0; +#endif /* MEM_DEBUG */ + +#ifdef MEM_DEBUG +void mem_debug_init(void) +{ + if (debugfile == NULL) { + debugfile = fopen ("malloc.log", "w"); + fprintf (stderr, "*** Memory Debugging Log started ***\n"); + } +} +#endif /* MEM_DEBUG */ + +void *new (size_t size, char *function, int line) +{ + void *result; + if ((result = malloc (size)) == NULL) { + fprintf (stderr, "Out of memory in %s:%d\n", function, line); + fprintf (stderr, "Asked for %lu\n", (unsigned long) size); + exit (1); + } + +#ifdef MEM_DEBUG + mem_debug_init(); + event += 1; + fprintf (debugfile, "%p %07ld [new] %s:%d\n", result, event, function, line); +#endif /* MEM_DEBUG */ + + return result; +} + +void *renew (void *mem, size_t size, char *function, int line) +{ + void *result; +#ifdef MEM_DEBUG + mem_debug_init(); + event += 1; + if (mem) + fprintf (debugfile, "%p %07ld [fre] %s:%d\n", mem, + event, function, line); +#endif /* MEM_DEBUG */ + if ((result = realloc (mem, size)) == NULL) { + fprintf (stderr, "Out of memory!\n"); + exit (1); + } +#ifdef MEM_DEBUG + if (result) + fprintf (debugfile, "%p %07ld [new] %s:%d\n", result, event, function, line); +#endif /* MEM_DEBUG */ + return result; +} + +void release (void *mem, char *function, int line) +{ + +#ifdef MEM_DEBUG + mem_debug_init(); + event += 1; + fprintf (debugfile, "%p %07ld [fre] %s:%d\n", mem, event, function, line); +#endif /* MEM_DEBUG */ + + free (mem); +} |