67d82a6de5
* include/gnu/hurd.h (struct hurd_startup_data): Add argp, envp. * lib/gnu/hurd-start.c (__argv, __env): Define them. * lib/gnu/exec-startup-get-data.c (mach_startup_info2hurd_startup_data): Set them. * lib/gnu/x86-mes-gcc/crt1.c (_start): Use them. * build-aux/configure-lib.sh (libc_mini_SOURCES): Add argz-extract.c. * include/argz.h: Build fix. * lib/string/argz-count.c: Likewise. * lib/string/argz-extract.c: Likewise.
69 lines
2.1 KiB
C
69 lines
2.1 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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static void
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mach_startup_info2hurd_startup_data (struct mach_msg_startup_info *info,
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struct hurd_startup_data *data)
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{
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data->flags = info->flags;
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data->dtable = info->dtable;
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data->dtable_count = info->dtableType.msgtl_number;
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data->argp = info->argv;
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data->arg_size = info->argvType.msgtl_number;
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data->envp = info->envp;
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data->env_size = info->envpType.msgtl_number;
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data->portarray = info->portarray;
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data->portarray_count = info->portarrayType.msgtl_number;
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data->intarray = info->intarray;
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data->intarray_count = info->intarrayType.msgtl_number;
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data->stack_base = info->stack_base;
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data->stack_count = info->stack_size;
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data->phdr = info->phdr;
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data->phdr_count = info->phdr_size;
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data->user_entry = info->user_entry;
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}
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kern_return_t
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__exec_startup_get_data (mach_port_t bootstrap, struct hurd_startup_data *data)
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{
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union message
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{
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mach_msg_header_t header;
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struct mach_msg_startup_info info;
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};
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union message message;
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message.header.msgh_size = sizeof (struct mach_msg);
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kern_return_t result = __syscall_get (bootstrap, SYS__exec_startup_get_info,
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&message.header, sizeof (message));
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mach_startup_info2hurd_startup_data (&message.info, data);
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return result;
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}
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