784838e368
This adds minimal Hurd support by implementing the _exit function. * AUTHORS: Update. * .gitignore: Ignore a.out, core, .config. * include/sys/wait.h (W_EXITCODE): New define. * lib/gnu/x86-mes-gcc/crt1.c: New file. * lib/gnu/x86-mes-gcc/mini.c: New file. * lib/gnu/hurd-start.c: New file. * lib/gnu/_exit.c: New file. * include/gnu/syscall.h: New file. * include/gnu/hurd.h: New file. * lib/gnu/_exit.c: New file. * lib/gnu/exec-startup-get-data.c: New file. * lib/gnu/hurd-start.c: New file. * lib/gnu/proc-mark-exit.c: New file. * lib/gnu/syscall.c: New file. * lib/gnu/task-get-special-port.c: New file. * lib/gnu/task-terminate.c: New file. * lib/gnu/vm-statistics.c: New file. * build-aux/configure-lib.sh (libc_mini_SOURCES): Add Hurd sources. * build-aux/build.sh.in (CPPFLAGS): Add lib to includes, to find linux crt1.c. * build-aux/test-c.sh: Always use at least -l c+mini for GNU. * lib/tests/scaffold/30-exit-42.exit: New file. * lib/tests/scaffold/30-exit-42.c: New test. * build-aux/check-mescc.sh (TESTS): Add it. * lib/tests/scaffold/30-exit-0.c (main): Move from 00-exit-0.c; Rewrite, use _exit. * include/gnu/hurd-types.h: Import from GNU C Library. * include/mach/mach-init.h: Likewise. * lib/mach/mach-init.c: Likewise. * lib/mach/mach_host_self.S: Likewise. * lib/mach/mach_msg_trap.S: Likewise. * lib/mach/mach_reply_port.S: Likewise. * lib/mach/mach_task_self.S: Likewise. * lib/mach/mach_thread_self.S: Likewise. * lib/mach/msg.c: Likewise.
100 lines
3.1 KiB
C
100 lines
3.1 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of GNU Mes.
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*
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* GNU 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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* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <gnu/syscall.h>
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#include <mach/mach_traps.h>
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mach_msg_type_t mach_msg_type_int32 =
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{
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.msgt_name = (unsigned char) MACH_MSG_TYPE_INTEGER_32, // msgt_name
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.msgt_size = 32, // msgt_size
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.msgt_number = 1, // msgt_number
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.msgt_inline = 1, // msgt_inline
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.msgt_longform = 0, // msgt_longform
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.msgt_deallocate = 0, // msgt_deallocate
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.msgt_unused = 0 // msgt_unused
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};
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kern_return_t
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__syscall (mach_port_t port, int sys_call)
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{
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struct mach_msg message =
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{
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{
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MACH_MSGH_BITS (MACH_MSG_TYPE_COPY_SEND, MACH_MSG_TYPE_MAKE_SEND_ONCE),
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0,
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port,
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{__mach_reply_port (),},
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0,
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sys_call,
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}
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};
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return __mach_msg (&message.header,
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MACH_SEND_MSG|MACH_RCV_MSG|MACH_MSG_OPTION_NONE,
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sizeof (message),
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sizeof (message),
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message.header.msgh_local_port,
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MACH_MSG_TIMEOUT_NONE,
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MACH_PORT_NULL);
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}
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kern_return_t
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__syscall2 (mach_port_t port, int sys_call, int one, int two)
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{
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struct mach_msg_2 message =
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{
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{
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MACH_MSGH_BITS (MACH_MSG_TYPE_COPY_SEND, MACH_MSG_TYPE_MAKE_SEND_ONCE),
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0,
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port,
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{__mach_reply_port (),},
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0,
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sys_call,
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},
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mach_msg_type_int32, one,
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mach_msg_type_int32, two,
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};
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return __mach_msg (&message.header,
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MACH_SEND_MSG|MACH_RCV_MSG|MACH_MSG_OPTION_NONE,
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sizeof (message),
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sizeof (message),
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message.header.msgh_local_port,
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MACH_MSG_TIMEOUT_NONE,
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MACH_PORT_NULL);
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}
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kern_return_t
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__syscall_get (mach_port_t port, int sys_call, mach_msg_header_t *message, size_t size)
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{
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message->msgh_bits = MACH_MSGH_BITS (MACH_MSG_TYPE_COPY_SEND, MACH_MSG_TYPE_MAKE_SEND_ONCE);
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message->msgh_remote_port = port;
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message->msgh_local_port = __mach_reply_port ();
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message->msgh_seqno = 0;
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message->msgh_id = sys_call;
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return __mach_msg (message,
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MACH_SEND_MSG|MACH_RCV_MSG|MACH_MSG_OPTION_NONE,
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message->msgh_size,
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size,
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message->msgh_local_port,
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MACH_MSG_TIMEOUT_NONE,
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MACH_PORT_NULL);
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}
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