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Diffstat (limited to 'kdat/ErrorHandler.cpp')
| -rw-r--r-- | kdat/ErrorHandler.cpp | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/kdat/ErrorHandler.cpp b/kdat/ErrorHandler.cpp new file mode 100644 index 0000000..7a60295 --- /dev/null +++ b/kdat/ErrorHandler.cpp @@ -0,0 +1,114 @@ +// KDat - a tar-based DAT archiver +// Copyright (C) 2001-2002 Lawrence Widman, kdat@cardiothink.com +// +// 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 2 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, write to the Free Software +// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +#include <stdio.h> +#include <signal.h> +#include <stdlib.h> +#include <kglobal.h> +#include <qmessagebox.h> +#include <klocale.h> +//#include <kstandarddirs.h> +//#include <kapplication.h> + +void error_handler(int err_sig); + +/* include the following in main(): + signal(SIGHUP, error_handler); + signal(SIGINT, error_handler); + signal(SIGFPE, error_handler); + signal(SIGSEGV, error_handler); + signal(SIGTERM, error_handler); + + printf("Error_handler installed\n"); +*/ + +// from /usr/include/bits/signum.h: +// #define SIGHUP 1 /* Hangup (POSIX). */ +// #define SIGINT 2 /* Interrupt (ANSI). */ +// #define SIGFPE 8 /* Floating-point exception (ANSI). */ +// #define SIGSEGV 11 /* Segmentation violation (ANSI). */ +// #define SIGTERM 15 /* Termination (ANSI). */ + +void error_handler(int err_sig) +{ + QString base1a, base1b, base2a, base2b, msg1, msg2, msg3; + int i; + + base1a = i18n( " caught.\nExit the program from File->Quit or do " + "\"kill -9 <pid>\" if you like.\n" ); + base1b = base1a; // deep copy + + base2a = i18n( "You can dump core by selecting the \"Abort\" button.\n" + "Please notify the maintainer (see Help->About KDat)." ); + base2b = base2a; // deep copy + + msg1 = base1a.append(base2a); + msg2 = base1b.append("It is strongly recommended to do this!\n"); + msg2 = msg2.append(base2b); + msg3 = i18n( "An Error Signal was Received" ); + + switch (err_sig) { + case SIGHUP: + fprintf(stderr, "kdat: SIGHUP signal (\"Hangup (POSIX)\") caught\n"); + i = QMessageBox::critical( (QWidget *)NULL, + msg3, + i18n( "SIGHUP signal (\"Hangup (POSIX)\")" ).append( msg1 ), + QMessageBox::Ignore, QMessageBox::Abort, QMessageBox::NoButton); + if( i == QMessageBox::Abort ){ abort(); } + break; + case SIGINT: + fprintf(stderr, "kdat: SIGINT signal (\"Interrupt (ANSI)\") caught\n"); + i = QMessageBox::critical( (QWidget *)NULL, + msg3, + i18n( "SIGINT signal (\"Interrupt (ANSI)\")" ).append( msg1 ), + QMessageBox::Ignore, QMessageBox::Abort, QMessageBox::NoButton); + if( i == QMessageBox::Abort ){ abort(); } + break; + case SIGFPE: + fprintf(stderr, "kdat: SIGFPE signal (\"Floating-point exception (ANSI)\") caught\n"); + i = QMessageBox::critical( (QWidget *)NULL, + msg3, + i18n("SIGFPE signal (\"Floating-point exception (ANSI)\")").append (msg2), + QMessageBox::Ignore, QMessageBox::Abort, QMessageBox::NoButton); + if( i == QMessageBox::Abort ){ abort(); } + break; + case SIGSEGV: + fprintf(stderr, "kdat: SIGSEGV signal (\"Segmentation violation (ANSI)\") caught\n"); + i = QMessageBox::critical( (QWidget *)NULL, + msg3, + i18n( "SIGSEGV signal (\"Segmentation violation (ANSI)\")").append(msg2), + /* button1, button2 */ + QMessageBox::Ignore, QMessageBox::Abort, QMessageBox::NoButton); + if( i == QMessageBox::Abort ){ abort(); } + break; + case SIGTERM: + fprintf(stderr, "kdat: SIGTERM signal (\"Termination (ANSI)\") caught\n"); + i = QMessageBox::critical( (QWidget *)NULL, + msg3, + i18n( "SIGTERM signal (\"Termination (ANSI)\")").append(msg1), + QMessageBox::Ignore, QMessageBox::Abort, QMessageBox::NoButton); + if( i == QMessageBox::Abort ){ abort(); } + break; + } + + // Deinstall the signal handlers + // signal(SIGHUP, SIG_DFL); + // signal(SIGINT, SIG_DFL); + // signal(SIGFPE, SIG_DFL); + // signal(SIGSEGV, SIG_DFL); + // signal(SIGTERM, SIG_DFL); +} |