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sortix--sortix/libmaxsi/thread.cpp
2011-09-13 16:49:08 +02:00

83 lines
2.3 KiB
C++

/******************************************************************************
COPYRIGHT(C) JONAS 'SORTIE' TERMANSEN 2011.
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/>.
thread.cpp
Exposes system calls for thread creation and management.
******************************************************************************/
#include "platform.h"
#ifdef LIBMAXSI_LIBC
#include <sys/types.h>
#endif
#include "syscall.h"
#include "thread.h"
#ifdef SORTIX_KERNEL
extern "C" void PanicF(const char* Format, ...);
#endif
namespace Maxsi
{
namespace Thread
{
typedef void (*SysEntry)(size_t, Entry, void*);
DEFN_SYSCALL4(size_t, SysCreate, 0, SysEntry, Entry, const void*, size_t);
DEFN_SYSCALL1_VOID(SysExit, 1, const void*);
DEFN_SYSCALL1_VOID(SysSleep, 2, long);
DEFN_SYSCALL1_VOID(SysUSleep, 3, long);
void Exit(const void* Result)
{
SysExit(Result);
}
void ThreadStartup(size_t Id, Entry Start, void* Parameter)
{
Exit(Start(Parameter));
}
size_t Create(Entry Start, const void* Parameter, size_t StackSize)
{
return SysCreate(&ThreadStartup, Start, Parameter, StackSize);
}
#ifdef LIBMAXSI_LIBC
extern "C" unsigned sleep(unsigned Seconds) { SysSleep(Seconds); return 0; /* TODO: Posix mentions something about signals and whatnot. */}
#endif
// TODO: Thinking about it, there is no need for this to be a long.
// Sortix will never run for that long time, and shouldn't it be unsigned long?
void Sleep(long Seconds)
{
SysSleep(Seconds);
}
#ifdef LIBMAXSI_LIBC
extern "C" int usleep(useconds_t Microseconds) { SysUSleep(Microseconds); return 0; }
#endif
void USleep(long Microseconds)
{
SysUSleep(Microseconds);
}
}
}