54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/* Define PATH_MAX somehow. Requires sys/types.h.
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Copyright (C) 1992 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#ifndef _PATHMAX_H
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#define _PATHMAX_H
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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/* Non-POSIX BSD systems might have gcc's limits.h, which doesn't define
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PATH_MAX but might cause redefinition warnings when sys/param.h is
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later included (as on MORE/BSD 4.3). */
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#if defined(_POSIX_VERSION) || (defined(HAVE_LIMITS_H) && !defined(__GNUC__))
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#include <limits.h>
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#endif
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#ifndef _POSIX_PATH_MAX
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#define _POSIX_PATH_MAX 255
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#endif
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#if !defined(PATH_MAX) && defined(_PC_PATH_MAX)
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#define PATH_MAX (pathconf ("/", _PC_PATH_MAX) < 1 ? 1024 : pathconf ("/", _PC_PATH_MAX))
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#endif
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/* Don't include sys/param.h if it already has been. */
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#if defined(HAVE_SYS_PARAM_H) && !defined(PATH_MAX) && !defined(MAXPATHLEN)
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#include <sys/param.h>
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#endif
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#if !defined(PATH_MAX) && defined(MAXPATHLEN)
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#define PATH_MAX MAXPATHLEN
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#endif
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#ifndef PATH_MAX
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#define PATH_MAX _POSIX_PATH_MAX
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#endif
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#endif /* _PATHMAX_H */
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