mirror of
https://gitlab.com/sortix/sortix.git
synced 2023-02-13 20:55:38 -05:00
Split libmaxsi signal.cpp into multiple files.
This commit is contained in:
Jonas 'Sortie' Termansen
parent
8290f8979c
commit
9306c8f645
7 changed files with 223 additions and 103 deletions
|
|
@ -162,6 +162,7 @@ init.o \
|
|||
ioleast.o \
|
||||
isatty.o \
|
||||
kernelinfo.o \
|
||||
kill.o \
|
||||
localeconv.o \
|
||||
lseek.o \
|
||||
memstat.o \
|
||||
|
|
@ -172,6 +173,7 @@ open.o \
|
|||
pipe.o \
|
||||
print.o \
|
||||
putc.o \
|
||||
raise.o \
|
||||
rand.o \
|
||||
readdirents.o \
|
||||
read.o \
|
||||
|
|
@ -182,6 +184,9 @@ setjmp.o \
|
|||
setlocale.o \
|
||||
settermmode.o \
|
||||
sfork.o \
|
||||
SIG_DFL.o \
|
||||
SIG_ERR.o \
|
||||
SIG_IGN.o \
|
||||
signal.o \
|
||||
sleep.o \
|
||||
stat.o \
|
||||
|
|
|
|||
63
libmaxsi/SIG_DFL.cpp
Normal file
63
libmaxsi/SIG_DFL.cpp
Normal file
|
|
@ -0,0 +1,63 @@
|
|||
/*******************************************************************************
|
||||
|
||||
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
|
||||
|
||||
This file is part of LibMaxsi.
|
||||
|
||||
LibMaxsi 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.
|
||||
|
||||
LibMaxsi 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 LibMaxsi. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
SIG_DFL.cpp
|
||||
Default signal handler.
|
||||
|
||||
*******************************************************************************/
|
||||
|
||||
#include <signal.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
static void Core(int signum)
|
||||
{
|
||||
exit(128 + signum);
|
||||
}
|
||||
|
||||
extern "C" void SIG_DFL(int signum)
|
||||
{
|
||||
if ( signum == SIGHUP ) { exit(128 + signum); } else
|
||||
if ( signum == SIGINT ) { exit(128 + signum); } else
|
||||
if ( signum == SIGQUIT ) { Core(signum); } else
|
||||
if ( signum == SIGTRAP ) { Core(signum); } else
|
||||
if ( signum == SIGABRT ) { Core(signum); } else
|
||||
if ( signum == SIGEMT ) { Core(signum); } else
|
||||
if ( signum == SIGFPE ) { Core(signum); } else
|
||||
if ( signum == SIGKILL ) { exit(128 + signum); } else
|
||||
if ( signum == SIGBUS ) { Core(signum); } else
|
||||
if ( signum == SIGSEGV ) { Core(signum); } else
|
||||
if ( signum == SIGSYS ) { Core(signum); } else
|
||||
if ( signum == SIGPIPE ) { exit(128 + signum); } else
|
||||
if ( signum == SIGALRM ) { exit(128 + signum); } else
|
||||
if ( signum == SIGTERM ) { exit(128 + signum); } else
|
||||
if ( signum == SIGUSR1 ) { exit(128 + signum); } else
|
||||
if ( signum == SIGUSR2 ) { exit(128 + signum); } else
|
||||
if ( signum == SIGCHLD ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGPWR ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGWINCH ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGURG ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGCONT ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGVTALRM ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGXCPU ) { Core(signum); } else
|
||||
if ( signum == SIGXFSZ ) { Core(signum); } else
|
||||
if ( signum == SIGWAITING ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGLWP ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGAIO ) { /* Ignore this signal. */ } else
|
||||
{ /* Ignore this signal. */ }
|
||||
}
|
||||
31
libmaxsi/SIG_ERR.cpp
Normal file
31
libmaxsi/SIG_ERR.cpp
Normal file
|
|
@ -0,0 +1,31 @@
|
|||
/*******************************************************************************
|
||||
|
||||
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
|
||||
|
||||
This file is part of LibMaxsi.
|
||||
|
||||
LibMaxsi 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.
|
||||
|
||||
LibMaxsi 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 LibMaxsi. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
SIG_ERR.cpp
|
||||
Abort on signal.
|
||||
|
||||
*******************************************************************************/
|
||||
|
||||
#include <signal.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
extern "C" void SIG_ERR(int /*signum*/)
|
||||
{
|
||||
abort();
|
||||
}
|
||||
31
libmaxsi/SIG_IGN.cpp
Normal file
31
libmaxsi/SIG_IGN.cpp
Normal file
|
|
@ -0,0 +1,31 @@
|
|||
/*******************************************************************************
|
||||
|
||||
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
|
||||
|
||||
This file is part of LibMaxsi.
|
||||
|
||||
LibMaxsi 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.
|
||||
|
||||
LibMaxsi 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 LibMaxsi. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
SIG_IGN.cpp
|
||||
Ignore signal.
|
||||
|
||||
*******************************************************************************/
|
||||
|
||||
#include <signal.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
extern "C" void SIG_IGN(int /*signum*/)
|
||||
{
|
||||
|
||||
}
|
||||
34
libmaxsi/kill.cpp
Normal file
34
libmaxsi/kill.cpp
Normal file
|
|
@ -0,0 +1,34 @@
|
|||
/*******************************************************************************
|
||||
|
||||
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
|
||||
|
||||
This file is part of LibMaxsi.
|
||||
|
||||
LibMaxsi 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.
|
||||
|
||||
LibMaxsi 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 LibMaxsi. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
kill.cpp
|
||||
Send signal to process.
|
||||
|
||||
*******************************************************************************/
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/syscall.h>
|
||||
#include <signal.h>
|
||||
|
||||
DEFN_SYSCALL2(int, sys_kill, SYSCALL_KILL, pid_t, int);
|
||||
|
||||
extern "C" int kill(pid_t pid, int signum)
|
||||
{
|
||||
return sys_kill(pid, signum);
|
||||
}
|
||||
34
libmaxsi/raise.cpp
Normal file
34
libmaxsi/raise.cpp
Normal file
|
|
@ -0,0 +1,34 @@
|
|||
/*******************************************************************************
|
||||
|
||||
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
|
||||
|
||||
This file is part of LibMaxsi.
|
||||
|
||||
LibMaxsi 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.
|
||||
|
||||
LibMaxsi 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 LibMaxsi. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
raise.cpp
|
||||
Send signal to current process.
|
||||
|
||||
*******************************************************************************/
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/syscall.h>
|
||||
#include <signal.h>
|
||||
|
||||
DEFN_SYSCALL1(int, sys_raise, SYSCALL_RAISE, int);
|
||||
|
||||
extern "C" int raise(int signum)
|
||||
{
|
||||
return sys_raise(signum);
|
||||
}
|
||||
|
|
@ -22,111 +22,33 @@
|
|||
|
||||
*******************************************************************************/
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/syscall.h>
|
||||
#include <stdlib.h>
|
||||
#include <unistd.h>
|
||||
#include <signal.h>
|
||||
#include <string.h>
|
||||
|
||||
namespace Maxsi
|
||||
const int MAX_SIGNALS = 128;
|
||||
sighandler_t handlers[MAX_SIGNALS];
|
||||
|
||||
extern "C" void SignalHandlerAssembly(int signum);
|
||||
extern "C" void SignalHandler(int signum)
|
||||
{
|
||||
namespace Signal
|
||||
{
|
||||
typedef void (*Handler)(int);
|
||||
|
||||
void Core(int signum)
|
||||
{
|
||||
exit(128 + signum);
|
||||
}
|
||||
|
||||
extern "C" void SIG_DFL(int signum)
|
||||
{
|
||||
if ( signum == SIGHUP ) { exit(128 + signum); } else
|
||||
if ( signum == SIGINT ) { exit(128 + signum); } else
|
||||
if ( signum == SIGQUIT ) { Core(signum); } else
|
||||
if ( signum == SIGTRAP ) { Core(signum); } else
|
||||
if ( signum == SIGABRT ) { Core(signum); } else
|
||||
if ( signum == SIGEMT ) { Core(signum); } else
|
||||
if ( signum == SIGFPE ) { Core(signum); } else
|
||||
if ( signum == SIGKILL ) { exit(128 + signum); } else
|
||||
if ( signum == SIGBUS ) { Core(signum); } else
|
||||
if ( signum == SIGSEGV ) { Core(signum); } else
|
||||
if ( signum == SIGSYS ) { Core(signum); } else
|
||||
if ( signum == SIGPIPE ) { exit(128 + signum); } else
|
||||
if ( signum == SIGALRM ) { exit(128 + signum); } else
|
||||
if ( signum == SIGTERM ) { exit(128 + signum); } else
|
||||
if ( signum == SIGUSR1 ) { exit(128 + signum); } else
|
||||
if ( signum == SIGUSR2 ) { exit(128 + signum); } else
|
||||
if ( signum == SIGCHLD ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGPWR ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGWINCH ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGURG ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGCONT ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGVTALRM ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGXCPU ) { Core(signum); } else
|
||||
if ( signum == SIGXFSZ ) { Core(signum); } else
|
||||
if ( signum == SIGWAITING ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGLWP ) { /* Ignore this signal. */ } else
|
||||
if ( signum == SIGAIO ) { /* Ignore this signal. */ } else
|
||||
{ /* Ignore this signal. */ }
|
||||
}
|
||||
|
||||
extern "C" void SIG_IGN(int /*signum*/)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
extern "C" void SIG_ERR(int /*signum*/)
|
||||
{
|
||||
abort();
|
||||
}
|
||||
|
||||
const int MAX_SIGNALS = 128;
|
||||
sighandler_t handlers[MAX_SIGNALS];
|
||||
|
||||
extern "C" void SignalHandlerAssembly(int signum);
|
||||
extern "C" void SignalHandler(int signum)
|
||||
{
|
||||
if ( 0 <= signum && signum < (int) MAX_SIGNALS )
|
||||
{
|
||||
handlers[signum](signum);
|
||||
}
|
||||
}
|
||||
|
||||
DEFN_SYSCALL1_VOID(SysRegisterSignalHandler, SYSCALL_REGISTER_SIGNAL_HANDLER, sighandler_t);
|
||||
DEFN_SYSCALL2(int, SysKill, SYSCALL_KILL, pid_t, int);
|
||||
DEFN_SYSCALL1(int, SysRaise, SYSCALL_RAISE, int);
|
||||
|
||||
extern "C" void init_signal()
|
||||
{
|
||||
for ( int i = 0; i < MAX_SIGNALS; i++ )
|
||||
{
|
||||
handlers[i] = SIG_DFL;
|
||||
}
|
||||
|
||||
// Tell the kernel which function we want called upon signals.
|
||||
SysRegisterSignalHandler(&SignalHandlerAssembly);
|
||||
}
|
||||
|
||||
Handler RegisterHandler(int signum, Handler handler)
|
||||
{
|
||||
if ( signum < 0 || MAX_SIGNALS <= signum ) { return SIG_ERR; }
|
||||
return handlers[signum] = handler;
|
||||
}
|
||||
|
||||
extern "C" sighandler_t signal(int signum, sighandler_t handler)
|
||||
{
|
||||
return RegisterHandler(signum, handler);
|
||||
}
|
||||
|
||||
extern "C" int kill(pid_t pid, int signum)
|
||||
{
|
||||
return SysKill(pid, signum);
|
||||
}
|
||||
|
||||
extern "C" int raise(int signum)
|
||||
{
|
||||
return SysRaise(signum);
|
||||
}
|
||||
}
|
||||
if ( 0 <= signum && signum < (int) MAX_SIGNALS )
|
||||
handlers[signum](signum);
|
||||
}
|
||||
|
||||
DEFN_SYSCALL1_VOID(sys_register_signal_handler, SYSCALL_REGISTER_SIGNAL_HANDLER, sighandler_t);
|
||||
|
||||
extern "C" void init_signal()
|
||||
{
|
||||
for ( int i = 0; i < MAX_SIGNALS; i++ )
|
||||
handlers[i] = SIG_DFL;
|
||||
|
||||
// Tell the kernel which function we want called upon signals.
|
||||
sys_register_signal_handler(&SignalHandlerAssembly);
|
||||
}
|
||||
|
||||
extern "C" sighandler_t signal(int signum, sighandler_t handler)
|
||||
{
|
||||
if ( signum < 0 || MAX_SIGNALS <= signum ) { return SIG_ERR; }
|
||||
return handlers[signum] = handler;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue