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Copyright (C) 2010 Alex Andreotti <alex.andreotti@gmail.com>
This file is part of chmc.
chmc 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 3 of the License, or (at your option) any later version.
chmc 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 chmc. If not, see <http://www.gnu.org/licenses/>.
*/#include "err.h"
#include <stdarg.h>#include <assert.h>
struct chmcErr{ int code; char msg[CHMC_ERRMAXLEN+1];};
static struct chmcErr chmc_err = { CHMC_NOERR, '\0',};
void chmcerr_clean(void) { chmc_err.code = CHMC_NOERR; chmc_err.msg[0] = '\0';}
int chmcerr_code(void) { return chmc_err.code;}
const char *chmcerr_message( void ) { return chmc_err.msg;}
void chmcerr_set(int code, const char *fmt, ...){ int len; va_list ap;
chmc_err.code = code;
va_start(ap, fmt);
len = vsnprintf(chmc_err.msg, CHMC_ERRMAXLEN, fmt, ap); if (len == CHMC_ERRMAXLEN) chmc_err.msg[CHMC_ERRMAXLEN] = '\0';
assert(len <= CHMC_ERRMAXLEN);
va_end(ap);}