ossp-pkg/mm/mm_lib.c
1.12
/* ====================================================================
* Copyright (c) 1999-2007 Ralf S. Engelschall <rse@engelschall.com>
* Copyright (c) 1999-2007 The OSSP Project <http://www.ossp.org/>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by
* Ralf S. Engelschall <rse@engelschall.com>."
*
* 4. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by
* Ralf S. Engelschall <rse@engelschall.com>."
*
* THIS SOFTWARE IS PROVIDED BY RALF S. ENGELSCHALL ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL RALF S. ENGELSCHALL OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*/
/*
**
** mm_lib.c -- Internal Library API
**
*/
#define MM_PRIVATE
#include "mm.h"
/*
* Error Handling
*/
#define MM_LIB_ERROR_MAXLEN 1024
static char mm_lib_error[MM_LIB_ERROR_MAXLEN+1] = { NUL };
void mm_lib_error_set(unsigned int type, const char *str)
{
int l, n;
char *cp;
if (str == NULL) {
mm_lib_error[0] = NUL;
return;
}
if (type & MM_ERR_ALLOC)
strcpy(mm_lib_error, "mm:alloc: ");
else if (type & MM_ERR_CORE)
strcpy(mm_lib_error, "mm:core: ");
l = strlen(mm_lib_error);
n = strlen(str);
if (n > MM_LIB_ERROR_MAXLEN-l)
n = MM_LIB_ERROR_MAXLEN-l;
memcpy(mm_lib_error+l, str, n+1);
l += n;
if (type & MM_ERR_SYSTEM && errno != 0) {
if (MM_LIB_ERROR_MAXLEN-l > 2) {
strcpy(mm_lib_error+l, " (");
l += 2;
}
cp = strerror(errno);
n = strlen(cp);
if (n > MM_LIB_ERROR_MAXLEN-l)
n = MM_LIB_ERROR_MAXLEN-l;
memcpy(mm_lib_error+l, cp, n+1);
l += n;
if (MM_LIB_ERROR_MAXLEN-l > 1) {
strcpy(mm_lib_error+l, ")");
l += 1;
}
}
*(mm_lib_error+l) = NUL;
return;
}
char *mm_lib_error_get(void)
{
if (mm_lib_error[0] == NUL)
return NULL;
return mm_lib_error;
}
/*
* Version Information
*/
#define _MM_VERS_C_AS_HEADER_
#include "mm_vers.c"
#undef _MM_VERS_C_AS_HEADER_
int mm_lib_version(void)
{
return MM_VERSION;
}
