X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=aclocal.m4;h=74d3791a57b306b54676011857b4dd0c0d66ea8a;hp=bd1700c798173cfb661093c4b84ab169bfecffa3;hb=50acaeeb9b282767ffe9c6a80f120b32ce3bd966;hpb=8a82f8535bbbd3aa9db75fb79812b5c5b1c81d28 diff --git a/aclocal.m4 b/aclocal.m4 index bd1700c7..74d3791a 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -1,5 +1,5 @@ dnl*************************************************************************** -dnl Copyright (c) 1998-2012,2013 Free Software Foundation, Inc. * +dnl Copyright (c) 1998-2013,2014 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 1.662 2013/04/06 22:06:57 tom Exp $ +dnl $Id: aclocal.m4,v 1.718 2014/11/16 00:08:34 tom Exp $ dnl Macros used in NCURSES auto-configuration script. dnl dnl These macros are maintained separately from NCURSES. The copyright on @@ -62,7 +62,7 @@ AC_DEFUN([AM_LANGINFO_CODESET], fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_ACVERSION_CHECK version: 4 updated: 2013/03/04 19:52:56 +dnl CF_ACVERSION_CHECK version: 5 updated: 2014/06/04 19:11:49 dnl ------------------ dnl Conditionally generate script according to whether we're using a given autoconf. dnl @@ -71,7 +71,7 @@ dnl $2 = code to use if AC_ACVERSION is at least as high as $1. dnl $3 = code to use if AC_ACVERSION is older than $1. define([CF_ACVERSION_CHECK], [ -ifdef([AC_ACVERSION], ,[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])dnl +ifdef([AC_ACVERSION], ,[ifdef([AC_AUTOCONF_VERSION],[m4_copy([AC_AUTOCONF_VERSION],[AC_ACVERSION])],[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])])dnl ifdef([m4_version_compare], [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])], [CF_ACVERSION_COMPARE( @@ -88,7 +88,7 @@ define([CF_ACVERSION_COMPARE], [ifelse([$8], , ,[$8])], [ifelse([$9], , ,[$9])])])dnl dnl --------------------------------------------------------------------------- -dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07 +dnl CF_ADA_INCLUDE_DIRS version: 8 updated: 2013/10/14 04:24:07 dnl ------------------- dnl Construct the list of include-options for the C programs in the Ada95 dnl binding. @@ -102,7 +102,7 @@ if test "$GCC" != yes; then ACPPFLAGS="$ACPPFLAGS -I\${includedir}" elif test "$includedir" != "/usr/include"; then if test "$includedir" = '${prefix}/include' ; then - if test $prefix != /usr ; then + if test x$prefix != x/usr ; then ACPPFLAGS="$ACPPFLAGS -I\${includedir}" fi else @@ -120,7 +120,7 @@ AC_DEFUN([CF_ADD_ADAFLAGS],[ AC_SUBST(ADAFLAGS) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42 +dnl CF_ADD_CFLAGS version: 11 updated: 2014/07/22 05:32:57 dnl ------------- dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS dnl The second parameter if given makes this macro verbose. @@ -145,7 +145,7 @@ no) -D*) cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'` - test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \ && test -z "${cf_tst_cflags}" \ && cf_fix_cppflags=yes @@ -182,7 +182,7 @@ yes) cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'` - test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \ && test -z "${cf_tst_cflags}" \ && cf_fix_cppflags=no ;; @@ -309,15 +309,33 @@ if test -n "$1" ; then fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05 +dnl CF_ADD_LIBS version: 2 updated: 2014/07/13 14:33:27 dnl ----------- -dnl Add one or more libraries, used to enforce consistency. +dnl Add one or more libraries, used to enforce consistency. Libraries are +dnl prepended to an existing list, since their dependencies are assumed to +dnl already exist in the list. dnl dnl $1 = libraries to add, with the "-l", etc. dnl $2 = variable to update (default $LIBS) -AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl +AC_DEFUN([CF_ADD_LIBS],[ +cf_add_libs="$1" +# Filter out duplicates - this happens with badly-designed ".pc" files... +for cf_add_1lib in [$]ifelse($2,,LIBS,[$2]) +do + for cf_add_2lib in $cf_add_libs + do + if test "x$cf_add_1lib" = "x$cf_add_2lib" + then + cf_add_1lib= + break + fi + done + test -n "$cf_add_1lib" && cf_add_libs="$cf_add_libs $cf_add_1lib" +done +ifelse($2,,LIBS,[$2])="$cf_add_libs" +])dnl dnl --------------------------------------------------------------------------- -dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12 +dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05 dnl ------------------ dnl Append to a search-list for a nonstandard header/lib-file dnl $1 = the variable to return as result @@ -327,9 +345,9 @@ dnl $4 = the directory under which we will test for subdirectories dnl $5 = a directory that we do not want $4 to match AC_DEFUN([CF_ADD_SUBDIR_PATH], [ -test "$4" != "$5" && \ +test "x$4" != "x$5" && \ test -d "$4" && \ -ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) { +ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) { test -n "$verbose" && echo " ... testing for $3-directories under $4" test -d $4/$3 && $1="[$]$1 $4/$3" test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2" @@ -492,7 +510,7 @@ else AC_MSG_RESULT(no) fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_BOOL_SIZE version: 12 updated: 2006/12/16 12:33:30 +dnl CF_BOOL_SIZE version: 13 updated: 2013/04/13 18:03:21 dnl ------------ dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type). dnl Don't bother looking for bool.h, since it's been deprecated. @@ -526,7 +544,7 @@ AC_CACHE_VAL(cf_cv_type_of_bool,[ #endif -main() +int main() { FILE *fp = fopen("cf_test.out", "w"); if (fp != 0) { @@ -678,7 +696,7 @@ case "$CC" in #(vi esac ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CFG_DEFAULTS version: 8 updated: 2011/06/04 20:09:13 +dnl CF_CFG_DEFAULTS version: 10 updated: 2013/09/07 13:54:05 dnl --------------- dnl Determine the default configuration into which we'll install ncurses. This dnl can be overridden by the user's command-line options. There's two items to @@ -696,7 +714,7 @@ AC_MSG_CHECKING(for prefix) if test "x$prefix" = "xNONE" ; then case "$cf_cv_system_name" in # non-vendor systems don't have a conflict - openbsd*|freebsd*|mirbsd*|linux*|cygwin*|k*bsd*-gnu) + openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*) prefix=/usr ;; *) prefix=$ac_default_prefix @@ -954,7 +972,7 @@ then fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CLANG_COMPILER version: 1 updated: 2012/06/16 14:55:39 +dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35 dnl ----------------- dnl Check if the given compiler is really clang. clang's C driver defines dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does @@ -965,7 +983,7 @@ dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from dnl the wrappers for gcc and g++ warnings. dnl dnl $1 = GCC (default) or GXX -dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS +dnl $2 = CLANG_COMPILER (default) dnl $3 = CFLAGS (default) or CXXFLAGS AC_DEFUN([CF_CLANG_COMPILER],[ ifelse([$2],,CLANG_COMPILER,[$2])=no @@ -1022,7 +1040,7 @@ fi test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT,1,[Define to 1 if C++ has parameter initialization]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CPP_STATIC_CAST version: 2 updated: 2012/10/06 17:56:13 +dnl CF_CPP_STATIC_CAST version: 3 updated: 2013/04/13 18:03:21 dnl ------------------ dnl Check if the C++ compiler accepts static_cast in generics. This appears to dnl not be supported in g++ before 3.0 @@ -1044,7 +1062,7 @@ public: int begin_x = 0) { } - + NCursesPanel(); ~NCursesPanel(); }; @@ -1224,6 +1242,17 @@ AC_SUBST(SHOW_CC) AC_SUBST(ECHO_CC) ])dnl dnl --------------------------------------------------------------------------- +dnl CF_DISABLE_GNAT_PROJECTS version: 1 updated: 2014/06/01 11:34:00 +dnl ------------------------ +AC_DEFUN([CF_DISABLE_GNAT_PROJECTS],[ +AC_MSG_CHECKING(if we want to use GNAT projects) +CF_ARG_DISABLE(gnat-projects, + [ --disable-gnat-projects test: disable GNAT projects even if usable], + [enable_gnat_projects=no], + [enable_gnat_projects=yes]) +AC_MSG_RESULT($enable_gnat_projects) +])dnl +dnl --------------------------------------------------------------------------- dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03 dnl ---------------- dnl Combine no-leak checks with the libraries or tools that are used for the @@ -1247,7 +1276,7 @@ if test "$with_no_leaks" = yes ; then fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59 +dnl CF_DISABLE_LIBTOOL_VERSION version: 2 updated: 2014/11/15 19:05:29 dnl -------------------------- dnl Check if we should use the libtool 1.5 feature "-version-number" instead of dnl the older "-version-info" feature. The newer feature allows us to use @@ -1266,8 +1295,25 @@ if test "$cf_libtool_version" = yes ; then LIBTOOL_VERSION="-version-number" else LIBTOOL_VERSION="-version-info" + case "x$VERSION" in #(vi + x) #(vi + AC_MSG_WARN(VERSION was not set) + ;; + x*.*.*) + ABI_VERSION="$VERSION" + CF_VERBOSE(ABI_VERSION: $ABI_VERSION) + ;; + x*:*:*) + ABI_VERSION=`echo "$VERSION" | sed -e 's/:/./g'` + CF_VERBOSE(ABI_VERSION: $ABI_VERSION) + ;; + *) + AC_MSG_WARN(unexpected VERSION value: $VERSION) + ;; + esac fi +AC_SUBST(ABI_VERSION) AC_SUBST(LIBTOOL_VERSION) ])dnl dnl --------------------------------------------------------------------------- @@ -1533,6 +1579,40 @@ ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5]) fi ])dnl dnl --------------------------------------------------------------------------- +dnl CF_FIND_SUB_INCDIR version: 1 updated: 2014/04/12 16:47:01 +dnl ------------------ +dnl Find an include-directory with the given leaf-name. This is useful for +dnl example with FreeBSD ports, which use this convention to distinguish +dnl different versions of the same port. +AC_DEFUN([CF_FIND_SUB_INCDIR],[ + CF_SUBDIR_PATH(cf_search,$1,include) + for cf_item in $cf_search + do + case $cf_item in #(vi + */$1) + CF_ADD_INCDIR($cf_item) + ;; + esac + done +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_FIND_SUB_LIBDIR version: 1 updated: 2014/04/12 16:47:01 +dnl ------------------ +dnl Find a library-directory with the given leaf-name. This is useful for +dnl example with FreeBSD ports, which use this convention to distinguish +dnl different versions of the same port. +AC_DEFUN([CF_FIND_SUB_LIBDIR],[ + CF_SUBDIR_PATH(cf_search,$1,lib) + for cf_item in $cf_search + do + case $cf_item in #(vi + */$1) + CF_ADD_LIBDIR($cf_item) + ;; + esac + done +])dnl +dnl --------------------------------------------------------------------------- dnl CF_FIXUP_ADAFLAGS version: 1 updated: 2012/03/31 18:48:10 dnl ----------------- dnl make ADAFLAGS consistent with CFLAGS @@ -1942,7 +2022,7 @@ if test "$GCC" = yes ; then fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_GCC_WARNINGS version: 29 updated: 2012/06/16 14:55:39 +dnl CF_GCC_WARNINGS version: 31 updated: 2013/11/19 19:23:35 dnl --------------- dnl Check if the compiler supports useful warning options. There's a few that dnl we don't use, simply because they're too noisy: @@ -2014,10 +2094,14 @@ then EXTRA_CFLAGS= cf_warn_CONST="" test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings" + cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs" + test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings= for cf_opt in W Wall \ Wbad-function-cast \ Wcast-align \ Wcast-qual \ + Wdeclaration-after-statement \ + Wextra \ Winline \ Wmissing-declarations \ Wmissing-prototypes \ @@ -2025,7 +2109,7 @@ then Wpointer-arith \ Wshadow \ Wstrict-prototypes \ - Wundef $cf_warn_CONST $1 + Wundef $cf_gcc_warnings $cf_warn_CONST $1 do CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt" if AC_TRY_EVAL(ac_compile); then @@ -2059,7 +2143,7 @@ rm -rf conftest* AC_SUBST(EXTRA_CFLAGS) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_GETOPT_HEADER version: 5 updated: 2012/10/06 16:39:58 +dnl CF_GETOPT_HEADER version: 6 updated: 2014/07/22 14:45:54 dnl ---------------- dnl Check for getopt's variables which are commonly defined in stdlib.h, dnl unistd.h or (nonstandard) in getopt.h @@ -2078,10 +2162,24 @@ AC_TRY_COMPILE([ done ]) if test $cf_cv_getopt_header != none ; then - AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h]) + AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if getopt variables are declared in header]) +fi +if test $cf_cv_getopt_header = getopt.h ; then + AC_DEFINE(NEED_GETOPT_H,1,[Define to 1 if we must include getopt.h]) fi ])dnl dnl --------------------------------------------------------------------------- +dnl CF_GNATPREP_OPT_T version: 1 updated: 2014/08/02 18:37:25 +dnl ----------------- +AC_DEFUN([CF_GNATPREP_OPT_T],[ +AC_CACHE_CHECK(if GNATPREP supports -T option,cf_cv_gnatprep_opt_t,[ +cf_cv_gnatprep_opt_t=no +gnatprep -T 2>/dev/null >/dev/null && cf_cv_gnatprep_opt_t=yes +]) +test "$cf_cv_gnatprep_opt_t" = yes && GNATPREP_OPTS="-T $GNATPREP_OPTS" +AC_SUBST(GNATPREP_OPTS) +])dnl +dnl --------------------------------------------------------------------------- dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41 dnl ---------------- AC_DEFUN([CF_GNAT_GENERICS], @@ -2112,53 +2210,26 @@ AC_SUBST(cf_compile_generics) AC_SUBST(cf_generic_objects) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18 -dnl -------------------- -dnl Check if the gnat pragma "Unreferenced" works. -AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[ -AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[ -CF_GNAT_TRY_LINK([procedure conftest;], -[with Text_IO; -with GNAT.OS_Lib; -procedure conftest is - test : Integer; - pragma Unreferenced (test); -begin - test := 1; - Text_IO.Put ("Hello World"); - Text_IO.New_Line; - GNAT.OS_Lib.OS_Exit (0); -end conftest;], - [cf_cv_pragma_unreferenced=yes], - [cf_cv_pragma_unreferenced=no])]) - -# if the pragma is supported, use it (needed in the Trace code). -if test $cf_cv_pragma_unreferenced = yes ; then - PRAGMA_UNREF=TRUE -else - PRAGMA_UNREF=FALSE -fi -AC_SUBST(PRAGMA_UNREF) -])dnl -dnl --------------------------------------------------------------------------- -dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41 +dnl CF_GNAT_PROJECTS version: 7 updated: 2014/06/01 10:46:34 dnl ---------------- dnl GNAT projects are configured with ".gpr" project files. dnl GNAT libraries are a further development, using the project feature. AC_DEFUN([CF_GNAT_PROJECTS], [ AC_REQUIRE([CF_GNAT_VERSION]) +AC_REQUIRE([CF_DISABLE_GNAT_PROJECTS]) cf_gnat_libraries=no cf_gnat_projects=no +if test "$enable_gnat_projects" != no ; then AC_MSG_CHECKING(if GNAT supports project files) case $cf_gnat_version in #(vi 3.[[0-9]]*) #(vi ;; *) case $cf_cv_system_name in #(vi - cygwin*) #(vi + cygwin*|msys*) #(vi ;; *) mkdir conftest.src conftest.bin conftest.lib @@ -2175,14 +2246,6 @@ project Library is for Library_Dir use External("BUILD_DIR"); Source_Dir := External ("SOURCE_DIR"); for Source_Dirs use (Source_Dir); - package Compiler is - for Default_Switches ("Ada") use - ("-g", - "-O2", - "-gnatafno", - "-gnatVa", -- All validity checks - "-gnatwa"); -- Activate all optional errors - end Compiler; end Library; CF_EOF cat >>confpackage.ads <> Makefile <> Makefile <> Makefile </dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'` case "$cf_result" in - .*k) + .*k|.*kw) cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null` case "$cf_result" in .*CC=*) cf_cv_makeflags= @@ -4534,7 +4614,7 @@ ifelse($1,,[ fi ]) dnl --------------------------------------------------------------------------- -dnl CF_MIXEDCASE_FILENAMES version: 4 updated: 2012/10/02 20:55:03 +dnl CF_MIXEDCASE_FILENAMES version: 6 updated: 2013/10/08 17:47:05 dnl ---------------------- dnl Check if the file-system supports mixed-case filenames. If we're able to dnl create a lowercase name and see it as uppercase, it doesn't support that. @@ -4543,7 +4623,7 @@ AC_DEFUN([CF_MIXEDCASE_FILENAMES], AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[ if test "$cross_compiling" = yes ; then case $target_alias in #(vi - *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi + *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) #(vi cf_cv_mixedcase=no ;; *) @@ -4688,7 +4768,7 @@ else fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31 +dnl CF_OBJ_SUBDIR version: 6 updated: 2013/09/07 14:06:10 dnl ------------- dnl Compute the object-directory name from the given model name AC_DEFUN([CF_OBJ_SUBDIR], @@ -4700,7 +4780,7 @@ AC_DEFUN([CF_OBJ_SUBDIR], profile) $2='obj_p' ;; shared) case $cf_cv_system_name in #(vi - cygwin) #(vi + cygwin|msys) #(vi $2='objects' ;; *) $2='obj_s' ;; @@ -4941,7 +5021,7 @@ AC_PROG_AWK test -z "$AWK" && AC_MSG_ERROR(No awk program found) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_PROG_CC version: 3 updated: 2012/10/06 15:31:55 +dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58 dnl ---------- dnl standard check for CC, plus followup sanity checks dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name @@ -4951,7 +5031,7 @@ CF_GCC_VERSION CF_ACVERSION_CHECK(2.52, [AC_PROG_CC_STDC], [CF_ANSI_CC_REQD]) -CF_CC_ENV_FLAGS +CF_CC_ENV_FLAGS ])dnl dnl --------------------------------------------------------------------------- dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37 @@ -5220,7 +5300,7 @@ define([CF_REMOVE_LIB], $1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'` ])dnl dnl --------------------------------------------------------------------------- -dnl CF_RPATH_HACK version: 9 updated: 2011/02/13 13:31:33 +dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00 dnl ------------- AC_DEFUN([CF_RPATH_HACK], [ @@ -5237,8 +5317,8 @@ if test -n "$LD_RPATH_OPT" ; then AC_TRY_LINK([#include ], [printf("Hello");], - [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort -u` - cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort -u`]) + [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq` + cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`]) # If we passed the link-test, but get a "not found" on a given library, # this could be due to inept reconfiguration of gcc to make it only @@ -5271,6 +5351,8 @@ AC_TRY_LINK([#include ], CF_RPATH_HACK_2(LIBS) CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS) +else + AC_MSG_RESULT(no) fi AC_SUBST(EXTRA_LDFLAGS) ])dnl @@ -5335,18 +5417,19 @@ CF_VERBOSE(...checked $1 [$]$1) AC_SUBST(EXTRA_LDFLAGS) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_SHARED_OPTS version: 72 updated: 2013/01/26 16:26:12 +dnl CF_SHARED_OPTS version: 84 updated: 2013/11/03 06:26:10 dnl -------------- dnl -------------- dnl Attempt to determine the appropriate CC/LD options for creating a shared dnl library. dnl -dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the -dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib -dnl We avoid compiling-in a ../lib path for the shared library since that can -dnl lead to unexpected results at runtime. -dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries -dnl are compiled in ../../lib +dnl Notes: +dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within +dnl the build-tree, i.e., by making use of the libraries that are compiled in +dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the +dnl shared library since that can lead to unexpected results at runtime. +dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared +dnl libraries are compiled in ../../lib dnl dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure dnl to install symbolic links to the rel/abi versions of shared libraries. @@ -5361,12 +5444,19 @@ dnl dnl Some loaders leave 'so_locations' lying around. It's nice to clean up. AC_DEFUN([CF_SHARED_OPTS], [ - AC_REQUIRE([CF_SUBST_NCURSES_VERSION]) AC_REQUIRE([CF_LD_RPATH_OPT]) + RM_SHARED_OPTS= LOCAL_LDFLAGS= LOCAL_LDFLAGS2= LD_SHARED_OPTS= INSTALL_LIB="-m 644" + : ${rel_builddir:=.} + + shlibdir=$libdir + AC_SUBST(shlibdir) + + MAKE_DLLS="#" + AC_SUBST(MAKE_DLLS) cf_cv_do_symlinks=no cf_ld_rpath_opt= @@ -5426,9 +5516,12 @@ AC_DEFUN([CF_SHARED_OPTS], ;; cygwin*) #(vi CC_SHARED_OPTS= - MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}' + MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}' + RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a" cf_cv_shlib_version=cygdll cf_cv_shlib_version_infix=cygdll + shlibdir=$bindir + MAKE_DLLS= cat >mk_shared_lib.sh <<-CF_EOF #!/bin/sh SHARED_LIB=\[$]1 @@ -5439,7 +5532,29 @@ AC_DEFUN([CF_SHARED_OPTS], ** SHARED_LIB \[$]SHARED_LIB ** IMPORT_LIB \[$]IMPORT_LIB EOF - exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB} + exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB} +CF_EOF + chmod +x mk_shared_lib.sh + ;; + msys*) #(vi + CC_SHARED_OPTS= + MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}' + RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a" + cf_cv_shlib_version=msysdll + cf_cv_shlib_version_infix=msysdll + shlibdir=$bindir + MAKE_DLLS= + cat >mk_shared_lib.sh <<-CF_EOF + #!/bin/sh + SHARED_LIB=\[$]1 + IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\` + shift + cat <<-EOF + Linking shared library + ** SHARED_LIB \[$]SHARED_LIB + ** IMPORT_LIB \[$]IMPORT_LIB +EOF + exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB} CF_EOF chmod +x mk_shared_lib.sh ;; @@ -5516,10 +5631,16 @@ CF_EOF mingw*) #(vi cf_cv_shlib_version=mingw cf_cv_shlib_version_infix=mingw + shlibdir=$bindir + MAKE_DLLS= + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="-Wl,--enable-auto-import" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS" + fi CC_SHARED_OPTS= - MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}' - #MK_SHARED_LIB='${CC} ${CFLAGS} -mdll -Wl,-soname,'$cf_cv_shared_soname',-stats -o $[@]' - #MK_SHARED_LIB='${DLLTOOL} --export-all-symbols --output-exp --output-lib $[@]' + MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}' + RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a" cat >mk_shared_lib.sh <<-CF_EOF #!/bin/sh SHARED_LIB=\[$]1 @@ -5530,7 +5651,7 @@ CF_EOF ** SHARED_LIB \[$]SHARED_LIB ** IMPORT_LIB \[$]IMPORT_LIB EOF - exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB} + exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB} CF_EOF chmod +x mk_shared_lib.sh ;; @@ -5577,7 +5698,7 @@ CF_EOF CF_SHARED_SONAME MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]' else - MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]' + MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]' fi ;; osf*|mls+*) #(vi @@ -5702,6 +5823,8 @@ EOF test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}" test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}" + test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations" + CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS) CF_VERBOSE(MK_SHARED_LIB: $MK_SHARED_LIB) @@ -5709,11 +5832,15 @@ EOF AC_SUBST(LD_RPATH_OPT) AC_SUBST(LD_SHARED_OPTS) AC_SUBST(MK_SHARED_LIB) + AC_SUBST(RM_SHARED_OPTS) + AC_SUBST(LINK_PROGS) AC_SUBST(LINK_TESTS) + AC_SUBST(EXTRA_LDFLAGS) AC_SUBST(LOCAL_LDFLAGS) AC_SUBST(LOCAL_LDFLAGS2) + AC_SUBST(INSTALL_LIB) AC_SUBST(RPATH_LIST) ])dnl @@ -5900,7 +6027,7 @@ if test "$cf_cv_sizechange" != no ; then fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_SRC_MODULES version: 26 updated: 2012/01/07 15:08:24 +dnl CF_SRC_MODULES version: 28 updated: 2014/09/20 20:16:32 dnl -------------- dnl For each parameter, test if the source-directory exists, and if it contains dnl a 'modules' file. If so, add to the list $cf_cv_src_modules which we'll @@ -5989,7 +6116,8 @@ done if test "x$cf_with_tests" != "xno" ; then SRC_SUBDIRS="$SRC_SUBDIRS test" fi -test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc" +# always make this, to install the ncurses-config script +SRC_SUBDIRS="$SRC_SUBDIRS misc" if test "$cf_with_cxx_binding" != no; then PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ncurses++${DFT_ARG_SUFFIX}" SRC_SUBDIRS="$SRC_SUBDIRS c++" @@ -6210,12 +6338,12 @@ AC_MSG_RESULT($cf_cv_sys_time_select) test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT,1,[Define to 1 if we can include with ]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23 +dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32 dnl --------------- dnl Define a top_builddir symbol, for applications that need an absolute path. AC_DEFUN([CF_TOP_BUILDDIR], [ -top_builddir=`pwd` +top_builddir=ifelse($1,,`pwd`,$1) AC_SUBST(top_builddir) ])dnl dnl --------------------------------------------------------------------------- @@ -6414,6 +6542,94 @@ AC_DEFUN([CF_VERBOSE], CF_MSG_LOG([$1]) ])dnl dnl --------------------------------------------------------------------------- +dnl CF_VERSION_INFO version: 6 updated: 2013/06/16 10:25:53 +dnl --------------- +dnl Define several useful symbols derived from the VERSION file. A separate +dnl file is preferred to embedding the version numbers in various scripts. +dnl (automake is a textbook-example of why the latter is a bad idea, but there +dnl are others). +dnl +dnl The file contents are: +dnl libtool-version release-version patch-version +dnl or +dnl release-version +dnl where +dnl libtool-version (see ?) consists of 3 integers separated by '.' +dnl release-version consists of a major version and minor version +dnl separated by '.', optionally followed by a patch-version +dnl separated by '-'. The minor version need not be an +dnl integer (but it is preferred). +dnl patch-version is an integer in the form yyyymmdd, so ifdef's and +dnl scripts can easily compare versions. +dnl +dnl If libtool is used, the first form is required, since CF_WITH_LIBTOOL +dnl simply extracts the first field using 'cut -f1'. +dnl +dnl Optional parameters: +dnl $1 = internal name for package +dnl $2 = external name for package +AC_DEFUN([CF_VERSION_INFO], +[ +if test -f $srcdir/VERSION ; then + AC_MSG_CHECKING(for package version) + + # if there are not enough fields, cut returns the last one... + cf_field1=`sed -e '2,$d' $srcdir/VERSION|cut -f1` + cf_field2=`sed -e '2,$d' $srcdir/VERSION|cut -f2` + cf_field3=`sed -e '2,$d' $srcdir/VERSION|cut -f3` + + # this is how CF_BUNDLED_INTL uses $VERSION: + VERSION="$cf_field1" + + VERSION_MAJOR=`echo "$cf_field2" | sed -e 's/\..*//'` + test -z "$VERSION_MAJOR" && AC_MSG_ERROR(missing major-version) + + VERSION_MINOR=`echo "$cf_field2" | sed -e 's/^[[^.]]*\.//' -e 's/-.*//'` + test -z "$VERSION_MINOR" && AC_MSG_ERROR(missing minor-version) + + AC_MSG_RESULT(${VERSION_MAJOR}.${VERSION_MINOR}) + + AC_MSG_CHECKING(for package patch date) + VERSION_PATCH=`echo "$cf_field3" | sed -e 's/^[[^-]]*-//'` + case .$VERSION_PATCH in + .) + AC_MSG_ERROR(missing patch-date $VERSION_PATCH) + ;; + .[[0-9]][[0-9]][[0-9]][[0-9]][[0-9]][[0-9]][[0-9]][[0-9]]) + ;; + *) + AC_MSG_ERROR(illegal patch-date $VERSION_PATCH) + ;; + esac + AC_MSG_RESULT($VERSION_PATCH) +else + AC_MSG_ERROR(did not find $srcdir/VERSION) +fi + +# show the actual data that we have for versions: +CF_VERBOSE(ABI VERSION $VERSION) +CF_VERBOSE(VERSION_MAJOR $VERSION_MAJOR) +CF_VERBOSE(VERSION_MINOR $VERSION_MINOR) +CF_VERBOSE(VERSION_PATCH $VERSION_PATCH) + +AC_SUBST(VERSION) +AC_SUBST(VERSION_MAJOR) +AC_SUBST(VERSION_MINOR) +AC_SUBST(VERSION_PATCH) + +dnl if a package name is given, define its corresponding version info. We +dnl need the package name to ensure that the defined symbols are unique. +ifelse($1,,,[ + cf_PACKAGE=$1 + PACKAGE=ifelse($2,,$1,$2) + AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE",[Define to the package-name]) + AC_SUBST(PACKAGE) + CF_UPPER(cf_PACKAGE,$cf_PACKAGE) + AC_DEFINE_UNQUOTED(${cf_PACKAGE}_VERSION,"${VERSION_MAJOR}.${VERSION_MINOR}") + AC_DEFINE_UNQUOTED(${cf_PACKAGE}_PATCHDATE,${VERSION_PATCH}) +]) +])dnl +dnl --------------------------------------------------------------------------- dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58 dnl ------------- dnl Check if type wide-character type $1 is declared, and if so, which header @@ -6551,14 +6767,14 @@ AC_SUBST(ADA_OBJECTS) AC_MSG_RESULT($ADA_OBJECTS) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58 +dnl CF_WITH_ADA_SHAREDLIB version: 4 updated: 2014/05/31 21:08:37 dnl --------------------- dnl Command-line option to specify if an Ada95 shared-library should be built, dnl and optionally what its soname should be. AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[ AC_MSG_CHECKING(if an Ada95 shared-library should be built) AC_ARG_WITH(ada-sharedlib, - [ --with-ada-sharedlib=XX build Ada95 shared-library], + [ --with-ada-sharedlib=soname build shared-library (requires GNAT projects)], [with_ada_sharedlib=$withval], [with_ada_sharedlib=no]) AC_MSG_RESULT($with_ada_sharedlib) @@ -6609,6 +6825,32 @@ if test "$with_dmalloc" = yes ; then fi ])dnl dnl --------------------------------------------------------------------------- +dnl CF_WITH_EXPORT_SYMS version: 2 updated: 2014/11/15 19:05:29 +dnl ------------------- +dnl Use this with libtool to specify the list of symbols that may be exported. +dnl The input file contains one symbol per line; comments work with "#". +dnl +dnl $1 = basename of the ".sym" file (default $PACKAGE) +AC_DEFUN([CF_WITH_EXPORT_SYMS], +[ +AC_MSG_CHECKING(if exported-symbols file should be used) +AC_ARG_WITH(export-syms, + [ --with-export-syms=XXX limit exported symbols using libtool], + [with_export_syms=$withval], + [with_export_syms=no]) +if test "x$with_export_syms" = xyes +then + with_export_syms='${top_srcdir}/package/ifelse($1,,${PACKAGE},[$1]).sym' + AC_SUBST(PACKAGE) +fi +AC_MSG_RESULT($with_export_syms) +if test "x$with_export_syms" != xno +then + EXPORT_SYMS="$EXPORT_SYMS -export-symbols $with_export_syms" + AC_SUBST(EXPORT_SYMS) +fi +])dnl +dnl --------------------------------------------------------------------------- dnl CF_WITH_GPM version: 8 updated: 2012/10/06 17:56:13 dnl ----------- dnl @@ -6642,7 +6884,7 @@ if test "$with_gpm" != no ; then fi ]) dnl --------------------------------------------------------------------------- -dnl CF_WITH_LIBTOOL version: 29 updated: 2013/04/06 18:03:09 +dnl CF_WITH_LIBTOOL version: 31 updated: 2014/11/15 19:05:29 dnl --------------- dnl Provide a configure option to incorporate libtool. Define several useful dnl symbols for the makefile rules. @@ -6725,7 +6967,7 @@ ifdef([AC_PROG_LIBTOOL],[ AC_MSG_ERROR(Cannot find libtool) fi ])dnl - LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o' + LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${top_srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o' LIB_OBJECT='${OBJECTS:.o=.lo}' LIB_SUFFIX=.la LIB_CLEAN='${LIBTOOL} --mode=clean' @@ -6740,7 +6982,7 @@ ifdef([AC_PROG_LIBTOOL],[ # special hack to add -no-undefined (which libtool should do for itself) LT_UNDEF= case "$cf_cv_system_name" in #(vi - cygwin*|mingw32*|uwin*|aix[[4-7]]) #(vi + cygwin*|msys*|mingw32*|uwin*|aix[[4-7]]) #(vi LT_UNDEF=-no-undefined ;; esac @@ -6778,6 +7020,32 @@ AC_SUBST(LIB_LINK) AC_SUBST(LIB_INSTALL) AC_SUBST(LIB_UNINSTALL) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_LIBTOOL_OPTS version: 3 updated: 2014/11/02 16:11:49 +dnl -------------------- +dnl Allow user to pass additional libtool options into the library creation +dnl and link steps. The main use for this is to do something like +dnl ./configure --with-libtool-opts=-static +dnl to get the same behavior as automake-flavored +dnl ./configure --enable-static +AC_DEFUN([CF_WITH_LIBTOOL_OPTS],[ +AC_MSG_CHECKING(for additional libtool options) +AC_ARG_WITH(libtool-opts, + [ --with-libtool-opts=XXX specify additional libtool options], + [with_libtool_opts=$withval], + [with_libtool_opts=no]) +AC_MSG_RESULT($with_libtool_opts) + +case .$with_libtool_opts in +.yes|.no|.) + ;; +*) + LIBTOOL_OPTS="$LIBTOOL_OPTS $with_libtool_opts" + ;; +esac + +AC_SUBST(LIBTOOL_OPTS) ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10 @@ -7047,7 +7315,49 @@ CF_NO_LEAKS_OPTION(valgrind, [USE_VALGRIND]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_XOPEN_SOURCE version: 43 updated: 2013/02/10 10:41:05 +dnl CF_WITH_VERSIONED_SYMS version: 2 updated: 2014/11/15 19:05:29 +dnl ---------------------- +dnl Use this when building shared library with ELF, to markup symbols with the +dnl version identifier from the given input file. Generally that identifier is +dnl the same as the SONAME at which the symbol was first introduced. +dnl +dnl $1 = basename of the ".sym" file (default $PACKAGE) +AC_DEFUN([CF_WITH_VERSIONED_SYMS], +[ +AC_MSG_CHECKING(if versioned-symbols file should be used) +AC_ARG_WITH(versioned-syms, + [ --with-versioned-syms=X markup versioned symbols using ld], + [with_versioned_syms=$withval], + [with_versioned_syms=no]) +if test "x$with_versioned_syms" = xyes +then + with_versioned_syms='${top_srcdir}/package/ifelse($1,,${PACKAGE},[$1]).map' + AC_SUBST(PACKAGE) +fi +AC_MSG_RESULT($with_versioned_syms) + +if test "x$with_versioned_syms" != xno +then + AC_SUBST(VERSIONED_SYMS) + case "x$MK_SHARED_LIB" in + *-Wl,*) #(vi + VERSIONED_SYMS="-Wl,--version-script,$with_versioned_syms" + MK_SHARED_LIB=`echo "$MK_SHARED_LIB" | sed -e "s%-Wl,%\\[$]{VERSIONED_SYMS} -Wl,%"` + CF_VERBOSE(MK_SHARED_LIB: $MK_SHARED_LIB) + ;; + *-dy*) #(vi + VERSIONED_SYMS="-Wl,-M,$with_versioned_syms" + MK_SHARED_LIB=`echo "$MK_SHARED_LIB" | sed -e "s%-dy%\\[$]{VERSIONED_SYMS} -dy%"` + CF_VERBOSE(MK_SHARED_LIB: $MK_SHARED_LIB) + ;; + *) + AC_MSG_WARN(this system does not support versioned-symbols) + ;; + esac +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_XOPEN_SOURCE version: 48 updated: 2014/09/01 12:29:14 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, @@ -7067,7 +7377,7 @@ case $host_os in #(vi aix[[4-7]]*) #(vi cf_xopen_source="-D_ALL_SOURCE" ;; -cygwin) #(vi +cygwin|msys) #(vi cf_XOPEN_SOURCE=600 ;; darwin[[0-8]].*) #(vi @@ -7098,6 +7408,9 @@ irix[[56]].*) #(vi linux*|gnu*|mint*|k*bsd*-gnu) #(vi CF_GNU_SOURCE ;; +minix*) #(vi + cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this... + ;; mirbsd*) #(vi # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks and other headers which use u_int / u_short types cf_XOPEN_SOURCE= @@ -7125,6 +7438,11 @@ sco*) #(vi ;; solaris2.*) #(vi cf_xopen_source="-D__EXTENSIONS__" + cf_cv_xopen_source=broken + ;; +sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2) + cf_XOPEN_SOURCE= + cf_POSIX_C_SOURCE= ;; *) CF_TRY_XOPEN_SOURCE @@ -7133,7 +7451,7 @@ solaris2.*) #(vi esac if test -n "$cf_xopen_source" ; then - CF_ADD_CFLAGS($cf_xopen_source) + CF_ADD_CFLAGS($cf_xopen_source,true) fi dnl In anything but the default case, we may have system-specific setting