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sortix--sortix/libc/unistd/sfork.cpp
Jonas 'Sortie' Termansen 30cd318c17 Implement signals.
Note: This is an incompatible ABI change.
2014-07-22 13:25:39 +02:00

39 lines
1.4 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012, 2014.
This file is part of the Sortix C Library.
The Sortix C Library 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.
The Sortix C Library 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 the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
unistd/sfork.cpp
Create a new task inheriting some properties from the current task.
*******************************************************************************/
#include <signal.h>
#include <string.h>
#include <unistd.h>
extern "C" pid_t __sfork(int flags, struct tfork* regs);
extern "C" pid_t sfork(int flags)
{
struct tfork regs;
memset(&regs, 0, sizeof(regs));
regs.altstack.ss_flags = SS_DISABLE;
sigprocmask(SIG_SETMASK, NULL, &regs.sigmask);
regs.altstack.ss_flags = SS_DISABLE;
return __sfork(flags, &regs);
}