Mercurial > hg > octave-jordi > gnulib-hg
changeset 15604:4adac94541e0
strings: Don't assume <strings.h> exists.
* lib/strings.in.h: Include <strings.h> only if HAVE_STRINGS_H is 1.
* m4/strings_h.m4 (gl_HEADER_STRINGS_H_BODY): Set HAVE_STRINGS_H.
* modules/strings (Makefile.am): Substitute HAVE_STRINGS_H.
* doc/posix-headers/strings.texi: Mention the MSVC problem.
| author | Bruno Haible <bruno@clisp.org> |
|---|---|
| date | Sun, 11 Sep 2011 21:15:40 +0200 |
| parents | 550b8b7d6140 |
| children | 4c5e88ae3604 |
| files | ChangeLog doc/posix-headers/strings.texi lib/strings.in.h m4/strings_h.m4 modules/strings |
| diffstat | 5 files changed, 23 insertions(+), 2 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,11 @@ +2011-09-11 Bruno Haible <bruno@clisp.org> + + strings: Don't assume <strings.h> exists. + * lib/strings.in.h: Include <strings.h> only if HAVE_STRINGS_H is 1. + * m4/strings_h.m4 (gl_HEADER_STRINGS_H_BODY): Set HAVE_STRINGS_H. + * modules/strings (Makefile.am): Substitute HAVE_STRINGS_H. + * doc/posix-headers/strings.texi: Mention the MSVC problem. + 2011-09-11 Bruno Haible <bruno@clisp.org> dirent: Don't assume <dirent.h> exists.
--- a/doc/posix-headers/strings.texi +++ b/doc/posix-headers/strings.texi @@ -15,6 +15,9 @@ Portability problems not fixed by Gnulib: @itemize @item +This header file is missing on some platforms: +MSVC 9. +@item This header file defines symbols, such as @samp{index}, often used for variables, making debugging harder. @end itemize
--- a/lib/strings.in.h +++ b/lib/strings.in.h @@ -30,7 +30,9 @@ #endif /* The include_next requires a split double-inclusion guard. */ -#@INCLUDE_NEXT@ @NEXT_STRINGS_H@ +#if @HAVE_STRINGS_H@ +# @INCLUDE_NEXT@ @NEXT_STRINGS_H@ +#endif #ifndef _@GUARD_PREFIX@_STRINGS_H #define _@GUARD_PREFIX@_STRINGS_H
--- a/m4/strings_h.m4 +++ b/m4/strings_h.m4 @@ -1,5 +1,5 @@ # Configure a replacement for <strings.h>. -# serial 5 +# serial 6 # Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc. # This file is free software; the Free Software Foundation @@ -16,7 +16,14 @@ AC_DEFUN([gl_HEADER_STRINGS_H_BODY], [ AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS]) + gl_CHECK_NEXT_HEADERS([strings.h]) + if test $ac_cv_header_strings_h = yes; then + HAVE_STRINGS_H=1 + else + HAVE_STRINGS_H=0 + fi + AC_SUBST([HAVE_STRINGS_H]) dnl Check for declarations of anything we want to poison if the dnl corresponding gnulib module is not in use.
--- a/modules/strings +++ b/modules/strings @@ -24,6 +24,7 @@ $(AM_V_GEN)rm -f $@-t $@ && \ { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \ sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \ + -e 's|@''HAVE_STRINGS_H''@|$(HAVE_STRINGS_H)|g' \ -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \ -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \ -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \