From 8bf49d16a637cca0cd116450dfcabc4c941baf6c Mon Sep 17 00:00:00 2001 From: ticktock35 Date: Sun, 14 Dec 2008 23:10:56 -0500 Subject: * Add ipkg for future development git-svn-id: http://opkg.googlecode.com/svn/trunk@3 e8e0d7a0-c8d9-11dd-a880-a1081c7ac358 --- (limited to 'libbb/xfuncs.c') diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c new file mode 100644 index 0000000..ee90e60 --- /dev/null +++ b/libbb/xfuncs.c @@ -0,0 +1,102 @@ +/* vi: set sw=4 ts=4: */ +/* + * Utility routines. + * + * Copyright (C) 1999,2000,2001 by Erik Andersen + * + * 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 +#include +#include +#include +#include "libbb.h" + + +#ifndef DMALLOC +extern void *xmalloc(size_t size) +{ + void *ptr = malloc(size); + if (ptr == NULL && size != 0) + error_msg_and_die(memory_exhausted); + return ptr; +} + +extern void *xrealloc(void *ptr, size_t size) +{ + ptr = realloc(ptr, size); + if (ptr == NULL && size != 0) + error_msg_and_die(memory_exhausted); + return ptr; +} + +extern void *xcalloc(size_t nmemb, size_t size) +{ + void *ptr = calloc(nmemb, size); + if (ptr == NULL && nmemb != 0 && size != 0) + error_msg_and_die(memory_exhausted); + return ptr; +} + +extern char * xstrdup (const char *s) { + char *t; + + if (s == NULL) + return NULL; + + t = strdup (s); + + if (t == NULL) + error_msg_and_die(memory_exhausted); + + return t; +} +#endif + +extern char * xstrndup (const char *s, int n) { + char *t; + + if (s == NULL) + error_msg_and_die("xstrndup bug"); + + t = xmalloc(++n); + + return safe_strncpy(t,s,n); +} + +FILE *xfopen(const char *path, const char *mode) +{ + FILE *fp; + if ((fp = fopen(path, mode)) == NULL) + perror_msg_and_die("%s", path); + return fp; +} + +/* Stupid gcc always includes its own builtin strlen()... */ +#undef strlen +size_t xstrlen(const char *string) +{ + return(strlen(string)); +} + +/* END CODE */ +/* +Local Variables: +c-file-style: "linux" +c-basic-offset: 4 +tab-width: 4 +End: +*/ -- cgit v0.9.1