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/* common.h - Common functions for the tests.
* Copyright (C) 2006 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
* Assuan is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 3 of
* the License, or (at your option) any later version.
*
* Assuan 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <stdarg.h>
static const char *log_prefix;
static int errorcount;
static int verbose;
static int debug;
void *
xmalloc (size_t n)
{
char *p = malloc (n);
if (!p)
{
fprintf (stderr, "out of core\n");
exit (1);
}
return p;
}
void *
xcalloc (size_t n, size_t m)
{
char *p = calloc (n, m);
if (!p)
{
fprintf (stderr, "out of core\n");
exit (1);
}
return p;
}
void
xfree (void *a)
{
if (a)
free (a);
}
void
log_set_prefix (const char *s)
{
log_prefix = strrchr (s, '/');
if (log_prefix)
log_prefix++;
else
log_prefix = s;
}
void
log_info (const char *format, ...)
{
va_list arg_ptr ;
if (!verbose)
return;
va_start (arg_ptr, format) ;
if (log_prefix)
fprintf (stderr, "%s[%u]: ", log_prefix, (unsigned int)getpid ());
vfprintf (stderr, format, arg_ptr );
va_end (arg_ptr);
}
void
log_error (const char *format, ...)
{
va_list arg_ptr ;
va_start (arg_ptr, format) ;
if (log_prefix)
fprintf (stderr, "%s[%u]: ", log_prefix, (unsigned int)getpid ());
vfprintf (stderr, format, arg_ptr );
va_end (arg_ptr);
errorcount++;
}
void
log_fatal (const char *format, ...)
{
va_list arg_ptr ;
va_start (arg_ptr, format) ;
if (log_prefix)
fprintf (stderr, "%s[%u]: ", log_prefix, (unsigned int)getpid ());
vfprintf (stderr, format, arg_ptr );
va_end (arg_ptr);
exit (2);
}
void
log_printhex (const char *text, const void *buffer, size_t length)
{
const unsigned char *s;
if (log_prefix)
fprintf (stderr, "%s[%u]: ", log_prefix, (unsigned int)getpid ());
fputs (text, stderr);
for (s=buffer; length; s++, length--)
fprintf (stderr, "%02X", *s);
putc ('\n', stderr);
}
/* Prepend FNAME with the srcdir environment variable's value and
return an allocated filename. */
char *
prepend_srcdir (const char *fname)
{
static const char *srcdir;
char *result;
if (!srcdir && !(srcdir = getenv ("srcdir")))
srcdir = ".";
result = xmalloc (strlen (srcdir) + 1 + strlen (fname) + 1);
strcpy (result, srcdir);
strcat (result, "/");
strcat (result, fname);
return result;
}
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