ncurses 5.7 - patch 20100116
[ncurses.git] / aclocal.m4
index 3654cab62293ae0d018d8ad51abbbe7d628d6fb9..c74eb978a63779da4567d814a711333e12670a14 100644 (file)
@@ -1,5 +1,5 @@
 dnl***************************************************************************
-dnl Copyright (c) 1998-2008,2009 Free Software Foundation, Inc.              *
+dnl Copyright (c) 1998-2009,2010 Free Software Foundation, Inc.              *
 dnl                                                                          *
 dnl Permission is hereby granted, free of charge, to any person obtaining a  *
 dnl copy of this software and associated documentation files (the            *
@@ -28,7 +28,7 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: aclocal.m4,v 1.482 2009/01/17 21:10:05 tom Exp $
+dnl $Id: aclocal.m4,v 1.490 2010/01/09 21:06:30 tom Exp $
 dnl Macros used in NCURSES auto-configuration script.
 dnl
 dnl These macros are maintained separately from NCURSES.  The copyright on
@@ -86,7 +86,7 @@ fi
 AC_SUBST(ACPPFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADD_CFLAGS version: 7 updated: 2004/04/25 17:48:30
+dnl CF_ADD_CFLAGS version: 9 updated: 2010/01/09 11:05:50
 dnl -------------
 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
 dnl The second parameter if given makes this macro verbose.
@@ -112,8 +112,8 @@ no)
                        cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 
                        test "${cf_add_cflags}" != "${cf_tst_cflags}" \
-                       && test -z "${cf_tst_cflags}" \
-                       && cf_fix_cppflags=yes
+                               && test -z "${cf_tst_cflags}" \
+                               && cf_fix_cppflags=yes
 
                        if test $cf_fix_cppflags = yes ; then
                                cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
@@ -128,6 +128,12 @@ no)
                *$cf_add_cflags) #(vi
                        ;;
                *) #(vi
+                       case $cf_add_cflags in #(vi
+                       -D*)
+                               cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
+                               CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
+                               ;;
+                       esac
                        cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
                        ;;
                esac
@@ -143,8 +149,8 @@ yes)
        cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
 
        test "${cf_add_cflags}" != "${cf_tst_cflags}" \
-       && test -z "${cf_tst_cflags}" \
-       && cf_fix_cppflags=no
+               && test -z "${cf_tst_cflags}" \
+               && cf_fix_cppflags=no
        ;;
 esac
 done
@@ -156,7 +162,7 @@ fi
 
 if test -n "$cf_new_cppflags" ; then
        ifelse($2,,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
-       CPPFLAGS="$cf_new_cppflags $CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
 fi
 
 if test -n "$cf_new_extra_cppflags" ; then
@@ -168,7 +174,7 @@ AC_SUBST(EXTRA_CPPFLAGS)
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADD_INCDIR version: 10 updated: 2008/12/27 12:30:03
+dnl CF_ADD_INCDIR version: 12 updated: 2009/01/18 10:00:47
 dnl -------------
 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
@@ -211,7 +217,7 @@ if test -n "$1" ; then
 
                if test "$cf_have_incdir" = no ; then
                  CF_VERBOSE(adding $cf_add_incdir to include-path)
-                 ifelse($2,,CPPFLAGS,$2)="-I$cf_add_incdir $ifelse($2,,CPPFLAGS,[$]$2)"
+                 ifelse($2,,CPPFLAGS,$2)="$ifelse($2,,CPPFLAGS,$2) -I$cf_add_incdir"
 
                  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
                  test "$cf_top_incdir" = "$cf_add_incdir" && break
@@ -225,7 +231,7 @@ if test -n "$1" ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADD_LIBDIR version: 6 updated: 2008/02/09 13:15:34
+dnl CF_ADD_LIBDIR version: 8 updated: 2009/01/18 10:01:08
 dnl -------------
 dnl    Adds to the library-path
 dnl
@@ -254,7 +260,7 @@ if test -n "$1" ; then
       fi
       if test "$cf_have_libdir" = no ; then
         CF_VERBOSE(adding $cf_add_libdir to library-path)
-        ifelse($2,,LDFLAGS,$2)="-L$cf_add_libdir $ifelse($2,,LDFLAGS,[$]$2)"
+        ifelse($2,,LDFLAGS,$2)="-L$cf_add_libdir $ifelse($2,,LDFLAGS,$2)"
       fi
     fi
   done
@@ -353,7 +359,7 @@ You have the following choices:
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_AR_FLAGS version: 2 updated: 2009/01/01 20:45:18
+dnl CF_AR_FLAGS version: 4 updated: 2009/02/07 13:42:23
 dnl -----------
 dnl Check for suitable "ar" (archiver) options for updating an archive.
 AC_DEFUN([CF_AR_FLAGS],[
@@ -383,7 +389,7 @@ EOF
        done
        rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
 ])
-
+test -z "$ARFLAGS" && ARFLAGS=$cf_cv_ar_flags
 AC_SUBST(ARFLAGS,$cf_cv_ar_flags)
 ])
 dnl ---------------------------------------------------------------------------
@@ -1397,7 +1403,7 @@ esac
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GCC_ATTRIBUTES version: 11 updated: 2007/07/29 09:55:12
+dnl CF_GCC_ATTRIBUTES version: 13 updated: 2009/08/11 20:19:56
 dnl -----------------
 dnl Test for availability of useful gcc __attribute__ directives to quiet
 dnl compiler warnings.  Though useful, not all are supported -- and contrary
@@ -1443,26 +1449,61 @@ extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
 extern void foo(void) GCC_NORETURN;
 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
 EOF
+       cf_printf_attribute=no
+       cf_scanf_attribute=no
        for cf_attribute in scanf printf unused noreturn
        do
                CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
                cf_directive="__attribute__(($cf_attribute))"
                echo "checking for $CC $cf_directive" 1>&AC_FD_CC
-               case $cf_attribute in
-               scanf|printf)
-               cat >conftest.h <<EOF
+
+               case $cf_attribute in #(vi
+               printf) #(vi
+                       cf_printf_attribute=yes
+                       cat >conftest.h <<EOF
 #define GCC_$cf_ATTRIBUTE 1
 EOF
                        ;;
-               *)
-               cat >conftest.h <<EOF
+               scanf) #(vi
+                       cf_scanf_attribute=yes
+                       cat >conftest.h <<EOF
+#define GCC_$cf_ATTRIBUTE 1
+EOF
+                       ;;
+               *) #(vi
+                       cat >conftest.h <<EOF
 #define GCC_$cf_ATTRIBUTE $cf_directive
 EOF
                        ;;
                esac
+
                if AC_TRY_EVAL(ac_compile); then
                        test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
                        cat conftest.h >>confdefs.h
+                       case $cf_attribute in #(vi
+                       printf) #(vi
+                               if test "$cf_printf_attribute" = no ; then
+                                       cat >>confdefs.h <<EOF
+#define GCC_PRINTFLIKE(fmt,var) /* nothing */
+EOF
+                               else
+                                       cat >>confdefs.h <<EOF
+#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
+EOF
+                               fi
+                               ;;
+                       scanf) #(vi
+                               if test "$cf_scanf_attribute" = no ; then
+                                       cat >>confdefs.h <<EOF
+#define GCC_SCANFLIKE(fmt,var) /* nothing */
+EOF
+                               else
+                                       cat >>confdefs.h <<EOF
+#define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
+EOF
+                               fi
+                               ;;
+                       esac
                fi
        done
 else
@@ -1486,7 +1527,7 @@ if test "$GCC" = yes ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GCC_WARNINGS version: 23 updated: 2008/07/26 17:54:02
+dnl CF_GCC_WARNINGS version: 24 updated: 2009/02/01 15:21:00
 dnl ---------------
 dnl Check if the compiler supports useful warning options.  There's a few that
 dnl we don't use, simply because they're too noisy:
@@ -1519,7 +1560,6 @@ if test "$INTEL_COMPILER" = yes
 then
 # The "-wdXXX" options suppress warnings:
 # remark #1419: external declaration in primary source file
-# remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
 # remark #193: zero used for undefined preprocessing identifier
@@ -1527,19 +1567,18 @@ then
 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
 # remark #869: parameter "tw" was never referenced
 # remark #981: operands are evaluated in unspecified order
-# warning #269: invalid format string conversion
+# warning #279: controlling expression is constant
 
        AC_CHECKING([for $CC warning options])
        cf_save_CFLAGS="$CFLAGS"
        EXTRA_CFLAGS="-Wall"
        for cf_opt in \
                wd1419 \
-               wd1682 \
                wd1683 \
                wd1684 \
                wd193 \
-               wd279 \
                wd593 \
+               wd279 \
                wd810 \
                wd869 \
                wd981
@@ -1714,7 +1753,7 @@ make an error
 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GPP_LIBRARY version: 8 updated: 2003/02/02 01:41:46
+dnl CF_GPP_LIBRARY version: 9 updated: 2009/12/19 13:46:49
 dnl --------------
 dnl If we're trying to use g++, test if libg++ is installed (a rather common
 dnl problem :-).  If we have the compiler but no library, we'll be able to
@@ -1733,7 +1772,7 @@ esac
 if test "$GXX" = yes; then
        AC_MSG_CHECKING([for lib$cf_gpp_libname])
        cf_save="$LIBS"
-       LIBS="$LIBS -l$cf_gpp_libname"
+       LIBS="-l$cf_gpp_libname $LIBS"
        AC_TRY_LINK([
 #include <$cf_gpp_libname/builtin.h>
        ],
@@ -2082,7 +2121,7 @@ AC_DEFUN([CF_HELP_MESSAGE],
 [AC_DIVERT_HELP([$1])dnl
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_INCLUDE_DIRS version: 5 updated: 2006/10/14 15:23:15
+dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
 dnl ---------------
 dnl Construct the list of include-options according to whether we're building
 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
@@ -2090,9 +2129,9 @@ dnl with gcc, don't append the includedir if it happens to be /usr/include,
 dnl since that usually breaks gcc's shadow-includes.
 AC_DEFUN([CF_INCLUDE_DIRS],
 [
-CPPFLAGS="-I. -I../include $CPPFLAGS"
+CPPFLAGS="$CPPFLAGS -I. -I../include"
 if test "$srcdir" != "."; then
-       CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
 fi
 if test "$GCC" != yes; then
        CPPFLAGS="$CPPFLAGS -I\${includedir}"
@@ -2199,7 +2238,7 @@ ifdef([AC_FUNC_FSEEKO],[
 ])
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_LDFLAGS_STATIC version: 5 updated: 2008/12/27 12:30:03
+dnl CF_LDFLAGS_STATIC version: 7 updated: 2009/04/04 18:31:04
 dnl -----------------
 dnl Check for compiler/linker flags used to temporarily force usage of static
 dnl libraries.  This depends on the compiler and platform.  Use this to help
@@ -2209,7 +2248,7 @@ AC_DEFUN([CF_LDFLAGS_STATIC],[
 
 if test "$GCC" = yes ; then
        case $cf_cv_system_name in #(
-       OS/2*|os2*|aix[[4]]*)   #( vi
+       OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
                LDFLAGS_STATIC=
                LDFLAGS_SHARED=
                ;;
@@ -3049,7 +3088,7 @@ fi
 AC_SUBST(MAKE_LOWER_TAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MANPAGE_FORMAT version: 7 updated: 2003/12/20 19:30:34
+dnl CF_MANPAGE_FORMAT version: 8 updated: 2009/01/11 20:30:50
 dnl -----------------
 dnl Option to allow user to override automatic configuration of manpage format.
 dnl There are several special cases:
@@ -3091,7 +3130,7 @@ unknown)
   cf_catonly=yes
   cf_example=date
 
-  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATHSEP}"
+  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
   for cf_dir in $MANPATH; do
     test -z "$cf_dir" && cf_dir=/usr/man
     for cf_name in $cf_dir/man*/$cf_example.[[01]]* $cf_dir/cat*/$cf_example.[[01]]* $cf_dir/man*/$cf_example $cf_dir/cat*/$cf_example
@@ -3584,7 +3623,7 @@ chmod 755 $cf_edit_man
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MATH_LIB version: 5 updated: 2000/05/28 01:39:10
+dnl CF_MATH_LIB version: 6 updated: 2009/12/19 13:46:49
 dnl -----------
 dnl Checks for libraries.  At least one UNIX system, Apple Macintosh
 dnl Rhapsody 5.5, does not have -lm.  We cannot use the simpler
@@ -3603,7 +3642,7 @@ AC_CACHE_CHECK(if -lm needed for math functions,
 if test "$cf_cv_need_libm" = yes
 then
 ifelse($1,,[
-       LIBS="$LIBS -lm"
+       LIBS="-lm $LIBS"
 ],[$1=-lm])
 fi
 ])
@@ -3780,17 +3819,17 @@ AC_DEFUN([CF_OBJ_SUBDIR],
        esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PATHSEP version: 3 updated: 2001/01/12 01:23:53
+dnl CF_PATHSEP version: 4 updated: 2009/01/11 20:30:23
 dnl ----------
 dnl Provide a value for the $PATH and similar separator
 AC_DEFUN([CF_PATHSEP],
 [
        case $cf_cv_system_name in
-       os2*)   PATHSEP=';'  ;;
-       *)      PATHSEP=':'  ;;
+       os2*)   PATH_SEPARATOR=';'  ;;
+       *)      PATH_SEPARATOR=':'  ;;
        esac
-ifelse($1,,,[$1=$PATHSEP])
-       AC_SUBST(PATHSEP)
+ifelse($1,,,[$1=$PATH_SEPARATOR])
+       AC_SUBST(PATH_SEPARATOR)
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_PATH_SYNTAX version: 12 updated: 2008/03/23 14:45:59
@@ -3830,7 +3869,7 @@ case ".[$]$1" in #(vi
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PKG_CONFIG version: 2 updated: 2008/12/24 07:57:28
+dnl CF_PKG_CONFIG version: 3 updated: 2009/01/25 10:55:09
 dnl -------------
 dnl Check for the package-config program, unless disabled by command-line.
 AC_DEFUN([CF_PKG_CONFIG],
@@ -3842,11 +3881,11 @@ AC_ARG_WITH(pkg-config,
        [cf_pkg_config=yes])
 AC_MSG_RESULT($cf_pkg_config)
 
-case $cf_pkg_config in
-no)
+case $cf_pkg_config in #(vi
+no) #(vi
        PKG_CONFIG=none
        ;;
-yes)
+yes) #(vi
        AC_PATH_PROG(PKG_CONFIG, pkg-config, none)
        ;;
 *)
@@ -3862,7 +3901,7 @@ fi
 AC_SUBST(PKG_CONFIG)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_POSIX_C_SOURCE version: 6 updated: 2005/07/14 20:25:10
+dnl CF_POSIX_C_SOURCE version: 7 updated: 2010/01/09 11:05:50
 dnl -----------------
 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
 dnl
@@ -3930,12 +3969,7 @@ make an error
 if test "$cf_cv_posix_c_source" != no ; then
        CFLAGS="$cf_trim_CFLAGS"
        CPPFLAGS="$cf_trim_CPPFLAGS"
-       if test "$cf_cv_cc_u_d_options" = yes ; then
-               cf_temp_posix_c_source=`echo "$cf_cv_posix_c_source" | \
-                               sed -e 's/-D/-U/g' -e 's/=[[^   ]]*//g'`
-               CPPFLAGS="$CPPFLAGS $cf_temp_posix_c_source"
-       fi
-       CPPFLAGS="$CPPFLAGS $cf_cv_posix_c_source"
+       CF_ADD_CFLAGS($cf_cv_posix_c_source)
 fi
 
 ])dnl
@@ -4155,11 +4189,11 @@ fi
 AC_SUBST(LDCONFIG)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_LINT version: 1 updated: 2006/09/16 11:40:59
+dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
 dnl ------------
 AC_DEFUN([CF_PROG_LINT],
 [
-AC_CHECK_PROGS(LINT, tdlint lint alint)
+AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
 AC_SUBST(LINT_OPTS)
 ])dnl
 dnl ---------------------------------------------------------------------------
@@ -4197,7 +4231,7 @@ case $cf_cv_regex in
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_REMOVE_DEFINE version: 2 updated: 2005/07/09 16:12:18
+dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
 dnl ----------------
 dnl Remove all -U and -D options that refer to the given symbol from a list
 dnl of C compiler options.  This works around the problem that not all
@@ -4209,10 +4243,9 @@ dnl $2 = source (including '$')
 dnl $3 = symbol to remove
 define([CF_REMOVE_DEFINE],
 [
-# remove $3 symbol from $2
 $1=`echo "$2" | \
-       sed     -e 's/-[[UD]]$3\(=[[^   ]]*\)\?[[       ]]/ /g' \
-               -e 's/-[[UD]]$3\(=[[^   ]]*\)\?[$]//g'`
+       sed     -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[[       ]]/ /g' \
+               -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[$]//g'`
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
@@ -4279,7 +4312,7 @@ AC_MSG_RESULT(no)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SHARED_OPTS version: 57 updated: 2009/01/17 16:10:05
+dnl CF_SHARED_OPTS version: 58 updated: 2009/12/19 13:46:49
 dnl --------------
 dnl --------------
 dnl Attempt to determine the appropriate CC/LD options for creating a shared
@@ -4587,7 +4620,7 @@ CF_EOF
        if test -n "$LD_RPATH_OPT" ; then
                AC_MSG_CHECKING(if we need a space after rpath option)
                cf_save_LIBS="$LIBS"
-               LIBS="$LIBS ${LD_RPATH_OPT}$libdir"
+               LIBS="${LD_RPATH_OPT}$libdir $LIBS"
                AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
                LIBS="$cf_save_LIBS"
                AC_MSG_RESULT($cf_rpath_space)
@@ -4898,7 +4931,7 @@ if test -n "$ADA_SUBDIRS"; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_STDCPP_LIBRARY version: 5 updated: 2000/08/12 23:18:52
+dnl CF_STDCPP_LIBRARY version: 6 updated: 2009/12/19 13:46:49
 dnl -----------------
 dnl Check for -lstdc++, which is GNU's standard C++ library.
 AC_DEFUN([CF_STDCPP_LIBRARY],
@@ -4914,7 +4947,7 @@ os2*) #(vi
 esac
 AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
        cf_save="$LIBS"
-       LIBS="$LIBS -l$cf_stdcpp_libname"
+       LIBS="-l$cf_stdcpp_libname $LIBS"
 AC_TRY_LINK([
 #include <strstream.h>],[
 char buf[80];
@@ -5392,7 +5425,7 @@ if test "$with_gpm" != no ; then
 fi
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_LIBTOOL version: 20 updated: 2008/12/27 12:31:39
+dnl CF_WITH_LIBTOOL version: 23 updated: 2009/03/28 14:26:27
 dnl ---------------
 dnl Provide a configure option to incorporate libtool.  Define several useful
 dnl symbols for the makefile rules.
@@ -5467,7 +5500,7 @@ ifdef([AC_PROG_LIBTOOL],[
                AC_MSG_ERROR(Cannot find libtool)
        fi
 ])dnl
-       LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} -version-info `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} -o'
+       LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} -version-info `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} -o'
        LIB_OBJECT='${OBJECTS:.o=.lo}'
        LIB_SUFFIX=.la
        LIB_CLEAN='${LIBTOOL} --mode=clean'
@@ -5482,16 +5515,25 @@ ifdef([AC_PROG_LIBTOOL],[
 
        # Save the version in a cache variable - this is not entirely a good
        # thing, but the version string from libtool is very ugly, and for
-       # bug reports it might be useful to have the original string.
+       # bug reports it might be useful to have the original string. "("
        cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
        AC_MSG_RESULT($cf_cv_libtool_version)
        if test -z "$cf_cv_libtool_version" ; then
                AC_MSG_ERROR(This is not GNU libtool)
        fi
 
+       # special hack to add -no-undefined (which libtool should do for itself)
+       LT_UNDEF=
+       case "$cf_cv_system_name" in #(vi
+       cygwin*|mingw32*|uwin*|aix[[456]]) #(vi
+               LT_UNDEF=-no-undefined
+               ;;
+       esac
+       AC_SUBST([LT_UNDEF])
+
        # special hack to add --tag option for C++ compiler
-       case $cf_cv_libtool_version in
-       1.[[5-9]]*|[[2-9]]*)
+       case $cf_cv_libtool_version in #(vi
+       1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi
                LIBTOOL_CXX="$LIBTOOL --tag=CXX"
                LIBTOOL="$LIBTOOL --tag=CC"
                ;;
@@ -5544,7 +5586,7 @@ $3="$withval"
 AC_SUBST($3)dnl
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_PATHLIST version: 5 updated: 2001/12/10 01:28:30
+dnl CF_WITH_PATHLIST version: 6 updated: 2009/01/11 20:30:23
 dnl ----------------
 dnl Process an option specifying a list of colon-separated paths.
 dnl
@@ -5560,7 +5602,7 @@ AC_REQUIRE([CF_PATHSEP])
 AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
 ifelse($4,,[withval=${$3}],[withval=${$3-ifelse($5,,$4,$5)}]))dnl
 
-IFS="${IFS=    }"; ac_save_ifs="$IFS"; IFS="${PATHSEP}"
+IFS="${IFS=    }"; ac_save_ifs="$IFS"; IFS="${PATH_SEPARATOR}"
 cf_dst_path=
 for cf_src_path in $withval
 do
@@ -5686,7 +5728,7 @@ CF_NO_LEAKS_OPTION(valgrind,
        [USE_VALGRIND])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_SOURCE version: 28 updated: 2008/12/27 12:30:03
+dnl CF_XOPEN_SOURCE version: 32 updated: 2010/01/09 11:05:50
 dnl ---------------
 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
 dnl or adapt to the vendor's definitions to get equivalent functionality,
@@ -5697,14 +5739,19 @@ dnl     $1 is the nominal value for _XOPEN_SOURCE
 dnl    $2 is the nominal value for _POSIX_C_SOURCE
 AC_DEFUN([CF_XOPEN_SOURCE],[
 
-AC_REQUIRE([CF_PROG_CC_U_D])
-
 cf_XOPEN_SOURCE=ifelse($1,,500,$1)
 cf_POSIX_C_SOURCE=ifelse($2,,199506L,$2)
+cf_xopen_source=
 
 case $host_os in #(vi
 aix[[456]]*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_ALL_SOURCE"
+       cf_xopen_source="-D_ALL_SOURCE"
+       ;;
+darwin[[0-8]].*) #(vi
+       cf_xopen_source="-D_APPLE_C_SOURCE"
+       ;;
+darwin*) #(vi
+       cf_xopen_source="-D_DARWIN_C_SOURCE"
        ;;
 freebsd*|dragonfly*) #(vi
        # 5.x headers associate
@@ -5712,13 +5759,16 @@ freebsd*|dragonfly*) #(vi
        #       _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
        cf_POSIX_C_SOURCE=200112L
        cf_XOPEN_SOURCE=600
-       CPPFLAGS="$CPPFLAGS -D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
+       cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
+       ;;
+hpux11*) #(vi
+       cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
        ;;
 hpux*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
+       cf_xopen_source="-D_HPUX_SOURCE"
        ;;
 irix[[56]].*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_SGI_SOURCE"
+       cf_xopen_source="-D_SGI_SOURCE"
        ;;
 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
        CF_GNU_SOURCE
@@ -5733,16 +5783,16 @@ openbsd*) #(vi
        # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
        ;;
 osf[[45]]*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_OSF_SOURCE"
+       cf_xopen_source="-D_OSF_SOURCE"
        ;;
 nto-qnx*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_QNX_SOURCE"
+       cf_xopen_source="-D_QNX_SOURCE"
        ;;
 sco*) #(vi
        # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
        ;;
 solaris*) #(vi
-       CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
+       cf_xopen_source="-D__EXTENSIONS__"
        ;;
 *)
        AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
@@ -5765,11 +5815,14 @@ make an error
        if test "$cf_cv_xopen_source" != no ; then
                CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
                CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
-               test "$cf_cv_cc_u_d_options" = yes && \
-                       CPPFLAGS="$CPPFLAGS -U_XOPEN_SOURCE"
-               CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_cv_xopen_source"
+               cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
+               CF_ADD_CFLAGS($cf_temp_xopen_source)
        fi
        CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
        ;;
 esac
+
+if test -n "$cf_xopen_source" ; then
+       CF_ADD_CFLAGS($cf_xopen_source)
+fi
 ])