Mercurial > hg > octave-kai > gnulib-hg
annotate m4/fcntl_h.m4 @ 14434:7624b26aea3d
sys_socket, netdb: Document problem with socklen_t.
* doc/posix-headers/sys_socket.texi: Mention lack of socklen_t on some
platforms.
* doc/posix-headers/netdb.texi: Likewise.
| author | Bruno Haible <bruno@clisp.org> |
|---|---|
| date | Sat, 19 Mar 2011 13:39:12 +0100 |
| parents | cd4635d4dbe6 |
| children | 0b3f0c54fbc8 |
| rev | line source |
|---|---|
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cd4635d4dbe6
assume <ctype.h>, ..., <time.h> exist
Paul Eggert <eggert@cs.ucla.edu>
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1 # serial 13 |
| 7225 | 2 # Configure fcntl.h. |
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maint: update almost all copyright ranges to include 2011
Jim Meyering <meyering@redhat.com>
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3 dnl Copyright (C) 2006-2007, 2009-2011 Free Software Foundation, Inc. |
| 7225 | 4 dnl This file is free software; the Free Software Foundation |
| 5 dnl gives unlimited permission to copy and/or distribute it, | |
| 6 dnl with or without modifications, as long as this notice is preserved. | |
| 7 | |
| 8 dnl Written by Paul Eggert. | |
| 9 | |
| 10 AC_DEFUN([gl_FCNTL_H], | |
| 11 [ | |
| 11482 | 12 AC_REQUIRE([gl_FCNTL_H_DEFAULTS]) |
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Avoid symlink attack in localcharset module.
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13 AC_REQUIRE([gl_FCNTL_O_FLAGS]) |
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14 gl_NEXT_HEADERS([fcntl.h]) |
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warn-on-use: use instead of link-warning
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15 |
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16 dnl Check for declarations of anything we want to poison if the |
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17 dnl corresponding gnulib module is not in use, if it is not common |
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18 dnl enough to be declared everywhere. |
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19 gl_WARN_ON_USE_PREPARE([[#include <fcntl.h> |
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20 ]], [fcntl openat]) |
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21 ]) |
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Avoid symlink attack in localcharset module.
Bruno Haible <bruno@clisp.org>
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22 |
| 9299 | 23 AC_DEFUN([gl_FCNTL_MODULE_INDICATOR], |
| 24 [ | |
| 25 dnl Use AC_REQUIRE here, so that the default settings are expanded once only. | |
| 26 AC_REQUIRE([gl_FCNTL_H_DEFAULTS]) | |
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Factorize common .m4 code.
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27 gl_MODULE_INDICATOR_SET_VARIABLE([$1]) |
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Tests of module 'fcntl-h' in C++ mode.
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28 dnl Define it also as a C macro, for the benefit of the unit tests. |
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Distinguish two kinds of module indicators.
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29 gl_MODULE_INDICATOR_FOR_TESTS([$1]) |
| 9299 | 30 ]) |
| 31 | |
| 32 AC_DEFUN([gl_FCNTL_H_DEFAULTS], | |
| 33 [ | |
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fcntl: support F_DUPFD_CLOEXEC on systems with fcntl
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34 GNULIB_FCNTL=0; AC_SUBST([GNULIB_FCNTL]) |
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35 GNULIB_OPEN=0; AC_SUBST([GNULIB_OPEN]) |
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36 GNULIB_OPENAT=0; AC_SUBST([GNULIB_OPENAT]) |
| 9299 | 37 dnl Assume proper GNU behavior unless another module says otherwise. |
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fcntl: port portions of fcntl to mingw
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38 HAVE_FCNTL=1; AC_SUBST([HAVE_FCNTL]) |
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39 HAVE_OPENAT=1; AC_SUBST([HAVE_OPENAT]) |
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fcntl: support F_DUPFD_CLOEXEC on systems with fcntl
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40 REPLACE_FCNTL=0; AC_SUBST([REPLACE_FCNTL]) |
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41 REPLACE_OPEN=0; AC_SUBST([REPLACE_OPEN]) |
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parents:
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42 REPLACE_OPENAT=0; AC_SUBST([REPLACE_OPENAT]) |
| 9299 | 43 ]) |