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/*
libparted - a library for manipulating disk partitions
Copyright (C) 2000, 2005, 2007, 2009-2014, 2019-2022 Free Software
Foundation, Inc.
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <parted/parted.h>
#include <parted/debug.h>
#if ENABLE_NLS
# include <libintl.h>
# define _(String) dgettext (PACKAGE, String)
#else
# define _(String) (String)
#endif /* ENABLE_NLS */
#ifdef DEBUG
#if HAVE_BACKTRACE
#include <execinfo.h>
#endif
static void default_handler ( const int level, const char* file, int line,
const char* function, const char* msg );
static PedDebugHandler* debug_handler = &default_handler;
/**
* Default debug handler.
* Will print all information to stderr.
*/
static void default_handler ( const int level, const char* file, int line,
const char* function, const char* msg )
{
fprintf ( stderr, "[%d] %s:%d (%s): %s\n",
level, file, line, function, msg );
}
/**
* Send a debug message.
* Do not call this directly -- use PED_DEBUG() instead.
*
* level log level, 0 ~= "print definitely"
*/
void ped_debug ( const int level, const char* file, int line,
const char* function, const char* msg, ... )
{
va_list arg_list;
char* msg_concat = ped_malloc(8192);
va_start ( arg_list, msg );
vsnprintf ( msg_concat, 8192, msg, arg_list );
va_end ( arg_list );
debug_handler ( level, file, line, function, msg_concat );
free ( msg_concat );
}
/*
* handler debug handler; NULL for default handler
*/
void ped_debug_set_handler ( PedDebugHandler* handler )
{
debug_handler = ( handler ? handler : default_handler );
}
/*
* Check an assertion.
* Do not call this directly -- use PED_ASSERT() instead.
*/
void ped_assert (const char* cond_text,
const char* file, int line, const char* function)
{
#if HAVE_BACKTRACE
/* Print backtrace stack */
void *stack[20];
char **strings, **string;
int size = backtrace(stack, 20);
strings = backtrace_symbols(stack, size);
if (strings) {
printf(_("Backtrace has %d calls on stack:\n"), size);
for (string = strings; size > 0; size--, string++)
printf(" %d: %s\n", size, *string);
free(strings);
}
#endif
/* Throw the exception */
ped_exception_throw (
PED_EXCEPTION_BUG,
PED_EXCEPTION_CANCEL,
_("Assertion (%s) at %s:%d in function %s() failed."),
cond_text, file, line, function);
abort ();
}
#endif /* DEBUG */
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