e4d0298d1b
* stage0/x86.M1 (SYS_fork, SYS_waitpid, SYS_execve): New define. * lib/linux-gcc.c (fork, waitpid, execve): New function. * lib/linux-mes.c (fork, waitpid, execve): New function. * lib/libc.c (wait): New function. * include/unistd.h (fork, execve): Declare. * include/sys/wait.h (waitpid, wait): Declare. * module/mes/posix.mes (search-path, execlp, system*, waitpid): New function. * src/posix.c (primitive_fork, execl): New function.
120 lines
2.3 KiB
C
120 lines
2.3 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* Mes --- Maxwell Equations of Software
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* Copyright © 2016,2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of Mes.
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*
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* Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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void
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fork ()
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{
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asm ("mov____$i32,%eax SYS_fork");
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asm ("int____$0x80");
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}
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void
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read ()
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{
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asm ("mov____0x8(%ebp),%ebx !8");
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asm ("mov____0x8(%ebp),%ecx !12");
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asm ("mov____0x8(%ebp),%edx !16");
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asm ("mov____$i32,%eax SYS_read");
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asm ("int____$0x80");
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}
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void
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open ()
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{
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asm ("mov____0x8(%ebp),%ebx !8");
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asm ("mov____0x8(%ebp),%ecx !12");
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asm ("mov____0x8(%ebp),%edx !16");
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asm ("mov____$i32,%eax SYS_open");
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asm ("int____$0x80");
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}
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void
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waitpid ()
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{
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asm ("mov____0x8(%ebp),%ebx !8");
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asm ("mov____0x8(%ebp),%ecx !12");
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asm ("mov____0x8(%ebp),%edx !16");
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asm ("mov____$i32,%eax SYS_waitpid");
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asm ("int____$0x80");
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}
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void
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execve ()
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{
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asm ("mov____0x8(%ebp),%ebx !8");
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asm ("mov____0x8(%ebp),%ecx !12");
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asm ("mov____0x8(%ebp),%edx !16");
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asm ("mov____$i32,%eax SYS_execve");
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asm ("int____$0x80");
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}
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void
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chmod ()
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{
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asm ("mov____0x8(%ebp),%ebx !8");
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asm ("mov____0x8(%ebp),%ecx !12");
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asm ("mov____$i32,%eax SYS_chmod");
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asm ("int____$0x80");
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}
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void
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access ()
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{
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asm ("mov____0x8(%ebp),%ebx !8");
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asm ("mov____0x8(%ebp),%ecx !12");
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asm ("mov____$i32,%eax SYS_access");
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asm ("int____$0x80");
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}
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void
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brk ()
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{
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asm ("mov____0x8(%ebp),%ebx !8");
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asm ("mov____$i32,%eax SYS_brk");
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asm ("int____$0x80");
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}
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void
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ioctl ()
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{
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asm ("mov____0x8(%ebp),%ebx !8");
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asm ("mov____0x8(%ebp),%ecx !12");
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asm ("mov____0x8(%ebp),%edx !16");
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asm ("mov____$i32,%eax SYS_ioctl");
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asm ("int____$0x80");
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}
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void
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fsync ()
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{
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asm ("mov____0x8(%ebp),%ebx !8");
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asm ("mov____$i32,%eax SYS_fsync");
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asm ("int____$0x80");
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}
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