mirror of
https://github.com/libretro/beetle-psx-libretro.git
synced 2024-11-24 01:09:51 +00:00
130 lines
2.8 KiB
C++
130 lines
2.8 KiB
C++
/* Mednafen - Multi-system Emulator
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "mednafen.h"
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#include "error.h"
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#include <string.h>
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#include <stdarg.h>
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#include "include/trio/trio.h"
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#include "../libretro.h"
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extern retro_log_printf_t log_cb;
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MDFN_Error::MDFN_Error() throw()
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{
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abort();
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}
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MDFN_Error::MDFN_Error(int errno_code_new, const char *format, ...) throw()
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{
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errno_code = errno_code_new;
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va_list ap;
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va_start(ap, format);
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error_message = trio_vaprintf(format, ap);
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va_end(ap);
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log_cb(RETRO_LOG_ERROR, "%s\n", error_message);
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}
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MDFN_Error::MDFN_Error(const ErrnoHolder &enh)
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{
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errno_code = enh.Errno();
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error_message = trio_aprintf("%s", enh.StrError());
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}
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MDFN_Error::~MDFN_Error() throw()
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{
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if(error_message)
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{
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free(error_message);
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error_message = NULL;
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}
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}
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MDFN_Error::MDFN_Error(const MDFN_Error &ze_error) throw()
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{
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if(ze_error.error_message)
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error_message = strdup(ze_error.error_message);
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else
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error_message = NULL;
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errno_code = ze_error.errno_code;
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}
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MDFN_Error& MDFN_Error::operator=(const MDFN_Error &ze_error) throw()
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{
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char *new_error_message = ze_error.error_message ? strdup(ze_error.error_message) : NULL;
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int new_errno_code = ze_error.errno_code;
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if(error_message)
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free(error_message);
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error_message = new_error_message;
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errno_code = new_errno_code;
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return(*this);
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}
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const char * MDFN_Error::what(void) const throw()
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{
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if(!error_message)
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return("Error allocating memory for the error message!");
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return(error_message);
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}
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int MDFN_Error::GetErrno(void) const throw()
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{
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return(errno_code);
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}
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static const char *srr_wrap(int ret, const char *local_strerror)
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{
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if(ret == -1)
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return("ERROR IN strerror_r()!!!");
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return(local_strerror);
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}
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static const char *srr_wrap(const char *ret, const char *local_strerror)
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{
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if(ret == NULL)
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return("ERROR IN strerror_r()!!!");
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return(ret);
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}
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void ErrnoHolder::SetErrno(int the_errno)
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{
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local_errno = the_errno;
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if(the_errno == 0)
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local_strerror[0] = 0;
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else
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{
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strncpy(local_strerror, strerror(the_errno), 255);
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local_strerror[255] = 0;
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}
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}
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