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annotate lib/sys_file.in.h @ 16229:daac1ca4c436

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inttypes: Modernize. * lib/inttypes.in.h (strtoimax, strtoumax): Use the C++ safe idioms. * modules/inttypes-incomplete (Depends-on): Add snippet/c++defs. (Makefile.am): Update inttypes.h rule.
author Bruno Haible <bruno@clisp.org>
date Thu, 05 Jan 2012 18:42:08 +0100
parents 8250f2777afc
children bb182ee4a09d
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1 /* Provide a more complete sys/file.h.
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2
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3 Copyright (C) 2007-2012 Free Software Foundation, Inc.
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4
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5 This program is free software; you can redistribute it and/or modify
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6 it under the terms of the GNU General Public License as published by
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7 the Free Software Foundation; either version 2, or (at your option)
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8 any later version.
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9
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10 This program is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 GNU General Public License for more details.
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14
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15 You should have received a copy of the GNU General Public License
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16 along with this program; if not, write to the Free Software Foundation,
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17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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18
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19 /* Written by Richard W.M. Jones. */
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20
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21 #ifndef _@GUARD_PREFIX@_SYS_FILE_H
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22
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23 #if __GNUC__ >= 3
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24 @PRAGMA_SYSTEM_HEADER@
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25 #endif
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26 @PRAGMA_COLUMNS@
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27
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28 /* The include_next requires a split double-inclusion guard. */
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29 #if @HAVE_SYS_FILE_H@
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30 # @INCLUDE_NEXT@ @NEXT_SYS_FILE_H@
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31 #endif
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32
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33 #ifndef _@GUARD_PREFIX@_SYS_FILE_H
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34 #define _@GUARD_PREFIX@_SYS_FILE_H
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35
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36 #ifndef LOCK_SH
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37 /* Operations for the 'flock' call (same as Linux kernel constants). */
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38 # define LOCK_SH 1 /* Shared lock. */
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39 # define LOCK_EX 2 /* Exclusive lock. */
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40 # define LOCK_UN 8 /* Unlock. */
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41
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42 /* Can be OR'd in to one of the above. */
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43 # define LOCK_NB 4 /* Don't block when locking. */
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44 #endif
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45
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46 /* The definition of _GL_WARN_ON_USE is copied here. */
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47
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48 #if @GNULIB_FLOCK@
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49 /* Apply or remove advisory locks on an open file.
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50 Return 0 if successful, otherwise -1 and errno set. */
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51 # if !@HAVE_FLOCK@
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52 extern int flock (int fd, int operation);
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53 # endif
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54 #elif defined GNULIB_POSIXCHECK
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55 # undef flock
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56 # if HAVE_RAW_DECL_FLOCK
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57 _GL_WARN_ON_USE (flock, "flock is unportable - "
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58 "use gnulib module flock for portability");
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59 # endif
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60 #endif
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61
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62
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63 #endif /* _@GUARD_PREFIX@_SYS_FILE_H */
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64 #endif /* _@GUARD_PREFIX@_SYS_FILE_H */