From 8f4af658ae484c3090dbd5b5b9b498943b3eb959 Mon Sep 17 00:00:00 2001 From: Bert Date: Thu, 3 Feb 2011 10:15:01 +0100 Subject: Refactored, new files util.[ch], C89 --- util.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 util.c (limited to 'util.c') diff --git a/util.c b/util.c new file mode 100644 index 0000000..472faf2 --- /dev/null +++ b/util.c @@ -0,0 +1,68 @@ +/* sxiv: util.c + * Copyright (c) 2011 Bert Muennich + * + * 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 "options.h" +#include "util.h" + +void cleanup(); + +void* s_malloc(size_t size) { + void *ptr; + + if (!(ptr = malloc(size))) + die("could not allocate memory"); + return ptr; +} + +void* s_realloc(void *ptr, size_t size) { + if (!(ptr = realloc(ptr, size))) + die("could not allocate memory"); + return ptr; +} + +void warn(const char* fmt, ...) { + va_list args; + + if (!fmt || options->quiet) + return; + + va_start(args, fmt); + fprintf(stderr, "sxiv: warning: "); + fprintf(stderr, fmt, args); + fprintf(stderr, "\n"); + va_end(args); +} + +void die(const char* fmt, ...) { + va_list args; + + if (!fmt) + return; + + va_start(args, fmt); + fprintf(stderr, "sxiv: error: "); + fprintf(stderr, fmt, args); + fprintf(stderr, "\n"); + va_end(args); + + cleanup(); + exit(1); +} -- cgit v1.2.3-54-g00ecf