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db79994e64
Also got rid of trailing white space. That corrupted .git/. Big ass-commit because of recovered .git directory.
100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
/******************************************************************************
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COPYRIGHT(C) JONAS 'SORTIE' TERMANSEN 2011.
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This file is part of Sortix.
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Sortix is free software: you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License along
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with Sortix. If not, see <http://www.gnu.org/licenses/>.
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signal.h
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Classes and functions making it easier to handle Unix signals.
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******************************************************************************/
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#ifndef SORTIX_SIGNAL_H
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#define SORTIX_SIGNAL_H
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#include <libmaxsi/signalnum.h>
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#include "cpu.h"
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namespace Sortix
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{
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#define SIGHUP 1 /* Hangup */
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#define SIGINT 2 /* Interrupt */
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#define SIGQUIT 3 /* Quit */
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#define SIGILL 4 /* Illegal Instruction */
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#define SIGTRAP 5 /* Trace/Breakpoint Trap */
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#define SIGABRT 6 /* Abort */
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#define SIGEMT 7 /* Emulation Trap */
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#define SIGFPE 8 /* Arithmetic Exception */
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#define SIGKILL 9 /* Killed */
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#define SIGBUS 10 /* Bus Error */
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#define SIGSEGV 11 /* Segmentation Fault */
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#define SIGSYS 12 /* Bad System Call */
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#define SIGPIPE 13 /* Broken Pipe */
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#define SIGALRM 14 /* Alarm Clock */
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#define SIGTERM 15 /* Terminated */
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#define SIGUSR1 16 /* User Signal 1 */
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#define SIGUSR2 17 /* User Signal 2 */
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#define SIGCHLD 18 /* Child Status */
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#define SIGPWR 19 /* Power Fail/Restart */
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#define SIGWINCH 20 /* Window Size Change */
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#define SIGURG 21 /* Urgent Socket Condition */
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#define SIGSTOP 23 /* Stopped (signal) */
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#define SIGTSTP 24 /* Stopped (user) */
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#define SIGCONT 25 /* Continued */
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#define SIGTTIN 26 /* Stopped (tty input) */
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#define SIGTTOU 27 /* Stopped (tty output) */
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#define SIGVTALRM 28 /* Virtual Timer Expired */
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#define SIGXCPU 30 /* CPU time limit exceeded */
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#define SIGXFSZ 31 /* File size limit exceeded */
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#define SIGWAITING 32 /* All LWPs blocked */
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#define SIGLWP 33 /* Virtual Interprocessor Interrupt for Threads Library */
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#define SIGAIO 34 /* Asynchronous I/O */
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struct Signal
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{
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int signum;
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int returncode;
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unsigned numpending;
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CPU::InterruptRegisters regs;
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Signal* nextsignal;
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public:
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Signal* Fork();
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};
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class SignalQueue
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{
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public:
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SignalQueue();
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~SignalQueue();
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private:
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Signal* queue;
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Signal* last;
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public:
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bool Push(int signum);
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Signal* Pop(Signal* current);
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private:
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void Insert(Signal* signal);
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};
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}
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#endif
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