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48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/* Copyright (C) 1993-2024 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <unistd.h>
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#include <hurd.h>
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#include <hurd/fd.h>
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#include <errno.h>
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/* Execute the file FD refers to, overlaying the running program image. */
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int
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fexecve (int fd, char *const argv[], char *const envp[])
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{
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file_t file;
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error_t err;
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enum retry_type doretry;
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char retryname[1024];
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err = HURD_DPORT_USE (fd,
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__dir_lookup (port, "", O_EXEC, 0, &doretry, retryname, &file));
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if (! err && (doretry != FS_RETRY_NORMAL || retryname[0] != '\0'))
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err = EGRATUITOUS;
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if (err)
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return __hurd_fail(err);
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err = _hurd_exec_paths (__mach_task_self (), file, NULL, NULL, argv, envp);
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if (! err)
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err = EGRATUITOUS;
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__mach_port_deallocate (__mach_task_self (), file);
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return __hurd_fail (err);
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}
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