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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
146 lines
4.1 KiB
C
146 lines
4.1 KiB
C
/* Copyright (C) 1992, 1996, 1997, 1998, 1999 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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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/*
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* X/Open Portability Guide 4.2: ftw.h
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*/
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#ifndef _FTW_H
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#define _FTW_H 1
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#include <features.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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__BEGIN_DECLS
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/* Values for the FLAG argument to the user function passed to `ftw'
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and 'nftw'. */
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enum
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{
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FTW_F, /* Regular file. */
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#define FTW_F FTW_F
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FTW_D, /* Directory. */
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#define FTW_D FTW_D
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FTW_DNR, /* Unreadable directory. */
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#define FTW_DNR FTW_DNR
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FTW_NS, /* Unstatable file. */
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#define FTW_NS FTW_NS
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#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
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FTW_SL, /* Symbolic link. */
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# define FTW_SL FTW_SL
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#endif
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#ifdef __USE_XOPEN_EXTENDED
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/* These flags are only passed from the `nftw' function. */
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FTW_DP, /* Directory, all subdirs have been visited. */
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# define FTW_DP FTW_DP
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FTW_SLN /* Symbolic link naming non-existing file. */
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# define FTW_SLN FTW_SLN
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#endif /* extended X/Open */
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};
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#ifdef __USE_XOPEN_EXTENDED
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/* Flags for fourth argument of `nftw'. */
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enum
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{
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FTW_PHYS = 1, /* Perform physical walk, ignore symlinks. */
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# define FTW_PHYS FTW_PHYS
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FTW_MOUNT = 2, /* Report only files on same file system as the
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argument. */
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# define FTW_MOUNT FTW_MOUNT
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FTW_CHDIR = 4, /* Change to current directory while processing it. */
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# define FTW_CHDIR FTW_CHDIR
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FTW_DEPTH = 8 /* Report files in directory before directory itself.*/
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# define FTW_DEPTH FTW_DEPTH
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};
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/* Structure used for fourth argument to callback function for `nftw'. */
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struct FTW
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{
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int base;
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int level;
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};
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#endif /* extended X/Open */
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/* Convenient types for callback functions. */
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typedef int (*__ftw_func_t) (__const char *__filename,
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__const struct stat *__status, int __flag);
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#ifdef __USE_LARGEFILE64
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typedef int (*__ftw64_func_t) (__const char *__filename,
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__const struct stat64 *__status, int __flag);
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#endif
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#ifdef __USE_XOPEN_EXTENDED
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typedef int (*__nftw_func_t) (__const char *__filename,
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__const struct stat *__status, int __flag,
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struct FTW *__info);
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# ifdef __USE_LARGEFILE64
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typedef int (*__nftw64_func_t) (__const char *__filename,
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__const struct stat64 *__status,
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int __flag, struct FTW *__info);
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# endif
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#endif
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/* Call a function on every element in a directory tree. */
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#ifndef __USE_FILE_OFFSET64
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extern int ftw (__const char *__dir, __ftw_func_t __func, int __descriptors)
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__THROW;
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#else
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# ifdef __REDIRECT
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extern int __REDIRECT (ftw, (__const char *__dir, __ftw_func_t __func,
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int __descriptors) __THROW, ftw64);
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# else
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# define ftw ftw64
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# endif
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#endif
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#ifdef __USE_LARGEFILE64
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extern int ftw64 (__const char *__dir, __ftw64_func_t __func,
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int __descriptors) __THROW;
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#endif
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#ifdef __USE_XOPEN_EXTENDED
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/* Call a function on every element in a directory tree. FLAG allows
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to specify the behaviour more detailed. */
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# ifndef __USE_FILE_OFFSET64
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extern int nftw (__const char *__dir, __nftw_func_t __func, int __descriptors,
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int __flag) __THROW;
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# else
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# ifdef __REDIRECT
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extern int __REDIRECT (nftw, (__const char *__dir, __nftw_func_t __func,
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int __descriptors, int __flag) __THROW, nftw64);
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# else
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# define nftw nftw64
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# endif
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# endif
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# ifdef __USE_LARGEFILE64
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extern int nftw64 (__const char *__dir, __nftw64_func_t __func,
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int __descriptors, int __flag) __THROW;
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# endif
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#endif
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__END_DECLS
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#endif /* ftw.h */
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