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99 lines
2.4 KiB
C++
99 lines
2.4 KiB
C++
/*******************************************************************************
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COPYRIGHT(C) JONAS 'SORTIE' TERMANSEN 2011, 2012.
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This file is part of LibMaxsi.
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LibMaxsi is free software: you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the Free
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Software Foundation, either version 3 of the License, or (at your option)
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any later version.
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LibMaxsi 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 Lesser General Public License for more
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details.
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You should have received a copy of the GNU Lesser General Public License
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along with LibMaxsi. If not, see <http://www.gnu.org/licenses/>.
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process.cpp
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Exposes system calls for process creation and management.
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*******************************************************************************/
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#include <libmaxsi/platform.h>
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#include <libmaxsi/syscall.h>
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#include <libmaxsi/process.h>
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#include <stdio.h>
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#include <dirent.h>
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namespace Maxsi
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{
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namespace Process
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{
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DEFN_SYSCALL1_VOID(SysExit, SYSCALL_EXIT, int);
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DEFN_SYSCALL3(int, SysExecVE, SYSCALL_EXEC, const char*, char* const*, char* const*);
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DEFN_SYSCALL0(pid_t, SysFork, SYSCALL_FORK);
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DEFN_SYSCALL0(pid_t, SysGetPID, SYSCALL_GETPID);
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DEFN_SYSCALL0(pid_t, SysGetParentPID, SYSCALL_GETPPID);
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DEFN_SYSCALL3(pid_t, SysWait, SYSCALL_WAIT, pid_t, int*, int);
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void Abort()
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{
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// TODO: Send SIGABRT instead!
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Exit(128 + 6);
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}
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extern "C" void abort() { return Abort(); }
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extern "C" void _exit(int status)
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{
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SysExit(status);
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}
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extern "C" int execve(const char* pathname, char* const* argv,
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char* const* envp)
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{
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return SysExecVE(pathname, argv, envp);
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}
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extern "C" int execv(const char* pathname, char* const* argv)
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{
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return execve(pathname, argv, NULL);
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}
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DUAL_FUNCTION(void, exit, Exit, (int status))
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{
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dcloseall();
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fcloseall();
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_exit(status);
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}
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DUAL_FUNCTION(pid_t, fork, Fork, ())
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{
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return SysFork();
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}
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DUAL_FUNCTION(pid_t, getpid, GetPID, ())
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{
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return SysGetPID();
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}
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DUAL_FUNCTION(pid_t, getppid, GetParentPID, ())
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{
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return SysGetParentPID();
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}
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extern "C" pid_t waitpid(pid_t pid, int* status, int options)
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{
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return SysWait(pid, status, options);
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}
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extern "C" pid_t wait(int* status)
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{
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return waitpid(-1, status, 0);
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}
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}
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}
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