From 59b664806c55dc1e5878448be2536fe110944f62 Mon Sep 17 00:00:00 2001 From: Bryan Hundven Date: Sun, 23 Oct 2022 13:17:51 -0700 Subject: [PATCH] Update copied m4 files and README Signed-off-by: Bryan Hundven --- m4/README | 6 +- m4/ax_cxx_compile_stdcxx.m4 | 79 ++++++++++-- m4/ax_with_curses_extra.m4 | 3 - m4/gettext.m4 | 72 +++-------- m4/iconv.m4 | 57 ++++++--- m4/intlmacosx.m4 | 37 +++--- m4/lib-ld.m4 | 163 +++++++++++++++--------- m4/lib-link.m4 | 193 ++++++++++++++++------------- m4/lib-prefix.m4 | 238 +++++++++++++++++++++++++----------- m4/nls.m4 | 10 +- m4/pkg.m4 | 80 +++++++++++- m4/progtest.m4 | 8 +- 12 files changed, 616 insertions(+), 330 deletions(-) diff --git a/m4/README b/m4/README index a572d61c..9b8bb8a6 100644 --- a/m4/README +++ b/m4/README @@ -1,7 +1,7 @@ These autoconf helper macros come from various sources: -- ax_*.m4: autoconf-archive, version 2017.09.28 (copied) -- pkg.m4: pkg-config, version 0.29.2 (run configure, then copy) -- gettext.m4, iconv.m4, intlmacosx.m4, nls.m4: gettext 0.19.8 +- ax_*.m4: autoconf-archive, version 2022.09.03 (copied) +- pkg.m4: pkgconf, version 1.8.0 (run configure, then copy) +- gettext.m4, iconv.m4, intlmacosx.m4, nls.m4: gettext 0.21.9 - ctng_*.m4: obviously, implemented anew - po.m4: a local dummy stub for gettext's version diff --git a/m4/ax_cxx_compile_stdcxx.m4 b/m4/ax_cxx_compile_stdcxx.m4 index 9e9eaeda..a3d964c6 100644 --- a/m4/ax_cxx_compile_stdcxx.m4 +++ b/m4/ax_cxx_compile_stdcxx.m4 @@ -10,13 +10,13 @@ # # Check for baseline language coverage in the compiler for the specified # version of the C++ standard. If necessary, add switches to CXX and -# CXXCPP to enable support. VERSION may be '11' (for the C++11 standard) -# or '14' (for the C++14 standard). +# CXXCPP to enable support. VERSION may be '11', '14', '17', or '20' for +# the respective C++ standard version. # # The second argument, if specified, indicates whether you insist on an # extended mode (e.g. -std=gnu++11) or a strict conformance mode (e.g. # -std=c++11). If neither is specified, you get whatever works, with -# preference for an extended mode. +# preference for no added switch, and then for an extended mode. # # The third argument, if specified 'mandatory' or if left unspecified, # indicates that baseline support for the specified C++ standard is @@ -34,13 +34,16 @@ # Copyright (c) 2015 Paul Norman # Copyright (c) 2015 Moritz Klammler # Copyright (c) 2016, 2018 Krzesimir Nowak +# Copyright (c) 2019 Enji Cooper +# Copyright (c) 2020 Jason Merrill +# Copyright (c) 2021 Jörn Heusipp # # Copying and distribution of this file, with or without modification, are # permitted in any medium without royalty provided the copyright notice # and this notice are preserved. This file is offered as-is, without any # warranty. -#serial 10 +#serial 15 dnl This macro is based on the code from the AX_CXX_COMPILE_STDCXX_11 macro dnl (serial version number 13). @@ -49,6 +52,7 @@ AC_DEFUN([AX_CXX_COMPILE_STDCXX], [dnl m4_if([$1], [11], [ax_cxx_compile_alternatives="11 0x"], [$1], [14], [ax_cxx_compile_alternatives="14 1y"], [$1], [17], [ax_cxx_compile_alternatives="17 1z"], + [$1], [20], [ax_cxx_compile_alternatives="20"], [m4_fatal([invalid first argument `$1' to AX_CXX_COMPILE_STDCXX])])dnl m4_if([$2], [], [], [$2], [ext], [], @@ -61,6 +65,16 @@ AC_DEFUN([AX_CXX_COMPILE_STDCXX], [dnl AC_LANG_PUSH([C++])dnl ac_success=no + m4_if([$2], [], [dnl + AC_CACHE_CHECK(whether $CXX supports C++$1 features by default, + ax_cv_cxx_compile_cxx$1, + [AC_COMPILE_IFELSE([AC_LANG_SOURCE([_AX_CXX_COMPILE_STDCXX_testbody_$1])], + [ax_cv_cxx_compile_cxx$1=yes], + [ax_cv_cxx_compile_cxx$1=no])]) + if test x$ax_cv_cxx_compile_cxx$1 = xyes; then + ac_success=yes + fi]) + m4_if([$2], [noext], [], [dnl if test x$ac_success = xno; then for alternative in ${ax_cxx_compile_alternatives}; do @@ -139,7 +153,6 @@ m4_define([_AX_CXX_COMPILE_STDCXX_testbody_11], _AX_CXX_COMPILE_STDCXX_testbody_new_in_11 ) - dnl Test body for checking C++14 support m4_define([_AX_CXX_COMPILE_STDCXX_testbody_14], @@ -147,12 +160,24 @@ m4_define([_AX_CXX_COMPILE_STDCXX_testbody_14], _AX_CXX_COMPILE_STDCXX_testbody_new_in_14 ) +dnl Test body for checking C++17 support + m4_define([_AX_CXX_COMPILE_STDCXX_testbody_17], _AX_CXX_COMPILE_STDCXX_testbody_new_in_11 _AX_CXX_COMPILE_STDCXX_testbody_new_in_14 _AX_CXX_COMPILE_STDCXX_testbody_new_in_17 ) +dnl Test body for checking C++20 support + +m4_define([_AX_CXX_COMPILE_STDCXX_testbody_20], + _AX_CXX_COMPILE_STDCXX_testbody_new_in_11 + _AX_CXX_COMPILE_STDCXX_testbody_new_in_14 + _AX_CXX_COMPILE_STDCXX_testbody_new_in_17 + _AX_CXX_COMPILE_STDCXX_testbody_new_in_20 +) + + dnl Tests for new features in C++11 m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_11], [[ @@ -164,7 +189,11 @@ m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_11], [[ #error "This is not a C++ compiler" -#elif __cplusplus < 201103L +// MSVC always sets __cplusplus to 199711L in older versions; newer versions +// only set it correctly if /Zc:__cplusplus is specified as well as a +// /std:c++NN switch: +// https://devblogs.microsoft.com/cppblog/msvc-now-correctly-reports-__cplusplus/ +#elif __cplusplus < 201103L && !defined _MSC_VER #error "This is not a C++11 compiler" @@ -189,11 +218,13 @@ namespace cxx11 struct Base { + virtual ~Base() {} virtual void f() {} }; struct Derived : public Base { + virtual ~Derived() override {} virtual void f() override {} }; @@ -453,7 +484,7 @@ m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_14], [[ #error "This is not a C++ compiler" -#elif __cplusplus < 201402L +#elif __cplusplus < 201402L && !defined _MSC_VER #error "This is not a C++14 compiler" @@ -577,7 +608,7 @@ m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_17], [[ #error "This is not a C++ compiler" -#elif __cplusplus < 201703L +#elif __cplusplus < 201703L && !defined _MSC_VER #error "This is not a C++17 compiler" @@ -943,6 +974,36 @@ namespace cxx17 } // namespace cxx17 -#endif // __cplusplus < 201703L +#endif // __cplusplus < 201703L && !defined _MSC_VER + +]]) + + +dnl Tests for new features in C++20 + +m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_20], [[ + +#ifndef __cplusplus + +#error "This is not a C++ compiler" + +#elif __cplusplus < 202002L && !defined _MSC_VER + +#error "This is not a C++20 compiler" + +#else + +#include + +namespace cxx20 +{ + +// As C++20 supports feature test macros in the standard, there is no +// immediate need to actually test for feature availability on the +// Autoconf side. + +} // namespace cxx20 + +#endif // __cplusplus < 202002L && !defined _MSC_VER ]]) diff --git a/m4/ax_with_curses_extra.m4 b/m4/ax_with_curses_extra.m4 index c620a441..7056d685 100644 --- a/m4/ax_with_curses_extra.m4 +++ b/m4/ax_with_curses_extra.m4 @@ -212,9 +212,6 @@ AC_DEFUN([_AX_WITH_CURSES_EXTRA], [ ], [ AS_IF([test "x$ax_cv_curses_which" = xncursesw], [ _AX_WITH_CURSES_CHECKEXTRA([$1], [$2], [$3], [ncursesw/$4], [$5]) - AS_IF([test x$[]ax_cv_[]m4_tolower($1) != "xyes"], [ - _AX_WITH_CURSES_CHECKEXTRA([$1], [$2], [$3], [$4], [$6]) - ]) ], [test "x$ax_cv_curses_which" = xncurses], [ _AX_WITH_CURSES_CHECKEXTRA([$1], [$2], [$3], [$4], [$6]) AS_IF([test x$[]ax_cv_[]m4_tolower($1) != "xyes"], [ diff --git a/m4/gettext.m4 b/m4/gettext.m4 index eef5073b..4f25a27d 100644 --- a/m4/gettext.m4 +++ b/m4/gettext.m4 @@ -1,15 +1,15 @@ -# gettext.m4 serial 68 (gettext-0.19.8) -dnl Copyright (C) 1995-2014, 2016 Free Software Foundation, Inc. +# gettext.m4 serial 71 (gettext-0.20.2) +dnl Copyright (C) 1995-2014, 2016, 2018-2020 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl dnl This file can be used in projects which are not available under -dnl the GNU General Public License or the GNU Library General Public +dnl the GNU General Public License or the GNU Lesser General Public dnl License but which still want to provide support for the GNU gettext dnl functionality. dnl Please note that the actual code of the GNU gettext library is covered -dnl by the GNU Library General Public License, and the rest of the GNU +dnl by the GNU Lesser General Public License, and the rest of the GNU dnl gettext package is covered by the GNU General Public License. dnl They are *not* in the public domain. @@ -20,15 +20,13 @@ dnl Bruno Haible , 2000-2006, 2008-2010. dnl Macro to add for using GNU gettext. dnl Usage: AM_GNU_GETTEXT([INTLSYMBOL], [NEEDSYMBOL], [INTLDIR]). -dnl INTLSYMBOL can be one of 'external', 'no-libtool', 'use-libtool'. The -dnl default (if it is not specified or empty) is 'no-libtool'. -dnl INTLSYMBOL should be 'external' for packages with no intl directory, -dnl and 'no-libtool' or 'use-libtool' for packages with an intl directory. +dnl INTLSYMBOL must be one of 'external', 'use-libtool'. +dnl INTLSYMBOL should be 'external' for packages other than GNU gettext, and +dnl 'use-libtool' for the packages 'gettext-runtime' and 'gettext-tools'. dnl If INTLSYMBOL is 'use-libtool', then a libtool library dnl $(top_builddir)/intl/libintl.la will be created (shared and/or static, dnl depending on --{enable,disable}-{shared,static} and on the presence of -dnl AM-DISABLE-SHARED). If INTLSYMBOL is 'no-libtool', a static library -dnl $(top_builddir)/intl/libintl.a will be created. +dnl AM-DISABLE-SHARED). dnl If NEEDSYMBOL is specified and is 'need-ngettext', then GNU gettext dnl implementations (in libc or libintl) without the ngettext() function dnl will be ignored. If NEEDSYMBOL is specified and is @@ -57,19 +55,17 @@ dnl AC_DEFUN([AM_GNU_GETTEXT], [ dnl Argument checking. - ifelse([$1], [], , [ifelse([$1], [external], , [ifelse([$1], [no-libtool], , [ifelse([$1], [use-libtool], , + ifelse([$1], [], , [ifelse([$1], [external], , [ifelse([$1], [use-libtool], , [errprint([ERROR: invalid first argument to AM_GNU_GETTEXT -])])])])]) +])])])]) ifelse(ifelse([$1], [], [old])[]ifelse([$1], [no-libtool], [old]), [old], - [AC_DIAGNOSE([obsolete], [Use of AM_GNU_GETTEXT without [external] argument is deprecated.])]) + [errprint([ERROR: Use of AM_GNU_GETTEXT without [external] argument is no longer supported. +])]) ifelse([$2], [], , [ifelse([$2], [need-ngettext], , [ifelse([$2], [need-formatstring-macros], , [errprint([ERROR: invalid second argument to AM_GNU_GETTEXT ])])])]) define([gt_included_intl], - ifelse([$1], [external], - ifdef([AM_GNU_GETTEXT_][INTL_SUBDIR], [yes], [no]), - [yes])) - define([gt_libtool_suffix_prefix], ifelse([$1], [use-libtool], [l], [])) + ifelse([$1], [external], [no], [yes])) gt_NEEDS_INIT AM_GNU_GETTEXT_NEED([$2]) @@ -91,8 +87,7 @@ AC_DEFUN([AM_GNU_GETTEXT], dnl again, outside any 'if'. There are two solutions: dnl - Invoke AM_ICONV_LINKFLAGS_BODY here, outside any 'if'. dnl - Control the expansions in more detail using AC_PROVIDE_IFELSE. - dnl Since AC_PROVIDE_IFELSE is only in autoconf >= 2.52 and not - dnl documented, we avoid it. + dnl Since AC_PROVIDE_IFELSE is not documented, we avoid it. ifelse(gt_included_intl, yes, , [ AC_REQUIRE([AM_ICONV_LINKFLAGS_BODY]) ]) @@ -278,8 +273,8 @@ return * gettext ("")$gt_expression_test_code + __GNU_GETTEXT_SYMBOL_EXPRESSION dnl Mark actions used to generate GNU NLS library. BUILD_INCLUDED_LIBINTL=yes USE_INCLUDED_LIBINTL=yes - LIBINTL="ifelse([$3],[],\${top_builddir}/intl,[$3])/libintl.[]gt_libtool_suffix_prefix[]a $LIBICONV $LIBTHREAD" - LTLIBINTL="ifelse([$3],[],\${top_builddir}/intl,[$3])/libintl.[]gt_libtool_suffix_prefix[]a $LTLIBICONV $LTLIBTHREAD" + LIBINTL="ifelse([$3],[],\${top_builddir}/intl,[$3])/libintl.la $LIBICONV $LIBTHREAD" + LTLIBINTL="ifelse([$3],[],\${top_builddir}/intl,[$3])/libintl.la $LTLIBICONV $LTLIBTHREAD" LIBS=`echo " $LIBS " | sed -e 's/ -lintl / /' -e 's/^ //' -e 's/ $//'` fi @@ -347,43 +342,14 @@ return * gettext ("")$gt_expression_test_code + __GNU_GETTEXT_SYMBOL_EXPRESSION fi ifelse(gt_included_intl, yes, [ - dnl If this is used in GNU gettext we have to set BUILD_INCLUDED_LIBINTL - dnl to 'yes' because some of the testsuite requires it. - if test "$PACKAGE" = gettext-runtime || test "$PACKAGE" = gettext-tools; then - BUILD_INCLUDED_LIBINTL=yes - fi + dnl In GNU gettext we have to set BUILD_INCLUDED_LIBINTL to 'yes' + dnl because some of the testsuite requires it. + BUILD_INCLUDED_LIBINTL=yes dnl Make all variables we use known to autoconf. AC_SUBST([BUILD_INCLUDED_LIBINTL]) AC_SUBST([USE_INCLUDED_LIBINTL]) AC_SUBST([CATOBJEXT]) - - dnl For backward compatibility. Some configure.ins may be using this. - nls_cv_header_intl= - nls_cv_header_libgt= - - dnl For backward compatibility. Some Makefiles may be using this. - DATADIRNAME=share - AC_SUBST([DATADIRNAME]) - - dnl For backward compatibility. Some Makefiles may be using this. - INSTOBJEXT=.mo - AC_SUBST([INSTOBJEXT]) - - dnl For backward compatibility. Some Makefiles may be using this. - GENCAT=gencat - AC_SUBST([GENCAT]) - - dnl For backward compatibility. Some Makefiles may be using this. - INTLOBJS= - if test "$USE_INCLUDED_LIBINTL" = yes; then - INTLOBJS="\$(GETTOBJS)" - fi - AC_SUBST([INTLOBJS]) - - dnl Enable libtool support if the surrounding package wishes it. - INTL_LIBTOOL_SUFFIX_PREFIX=gt_libtool_suffix_prefix - AC_SUBST([INTL_LIBTOOL_SUFFIX_PREFIX]) ]) dnl For backward compatibility. Some Makefiles may be using this. diff --git a/m4/iconv.m4 b/m4/iconv.m4 index aa159c53..e593b727 100644 --- a/m4/iconv.m4 +++ b/m4/iconv.m4 @@ -1,5 +1,6 @@ -# iconv.m4 serial 19 (gettext-0.18.2) -dnl Copyright (C) 2000-2002, 2007-2014, 2016 Free Software Foundation, Inc. +# iconv.m4 serial 21 +dnl Copyright (C) 2000-2002, 2007-2014, 2016-2020 Free Software Foundation, +dnl Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -167,15 +168,27 @@ AC_DEFUN([AM_ICONV_LINK], #endif /* Test against HP-UX 11.11 bug: No converter from EUC-JP to UTF-8 is provided. */ - if (/* Try standardized names. */ - iconv_open ("UTF-8", "EUC-JP") == (iconv_t)(-1) - /* Try IRIX, OSF/1 names. */ - && iconv_open ("UTF-8", "eucJP") == (iconv_t)(-1) - /* Try AIX names. */ - && iconv_open ("UTF-8", "IBM-eucJP") == (iconv_t)(-1) - /* Try HP-UX names. */ - && iconv_open ("utf8", "eucJP") == (iconv_t)(-1)) - result |= 16; + { + /* Try standardized names. */ + iconv_t cd1 = iconv_open ("UTF-8", "EUC-JP"); + /* Try IRIX, OSF/1 names. */ + iconv_t cd2 = iconv_open ("UTF-8", "eucJP"); + /* Try AIX names. */ + iconv_t cd3 = iconv_open ("UTF-8", "IBM-eucJP"); + /* Try HP-UX names. */ + iconv_t cd4 = iconv_open ("utf8", "eucJP"); + if (cd1 == (iconv_t)(-1) && cd2 == (iconv_t)(-1) + && cd3 == (iconv_t)(-1) && cd4 == (iconv_t)(-1)) + result |= 16; + if (cd1 != (iconv_t)(-1)) + iconv_close (cd1); + if (cd2 != (iconv_t)(-1)) + iconv_close (cd2); + if (cd3 != (iconv_t)(-1)) + iconv_close (cd3); + if (cd4 != (iconv_t)(-1)) + iconv_close (cd4); + } return result; ]])], [am_cv_func_iconv_works=yes], , @@ -258,14 +271,18 @@ size_t iconv(); am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'` AC_MSG_RESULT([ $am_cv_proto_iconv]) - AC_DEFINE_UNQUOTED([ICONV_CONST], [$am_cv_proto_iconv_arg1], - [Define as const if the declaration of iconv() needs const.]) - dnl Also substitute ICONV_CONST in the gnulib generated . - m4_ifdef([gl_ICONV_H_DEFAULTS], - [AC_REQUIRE([gl_ICONV_H_DEFAULTS]) - if test -n "$am_cv_proto_iconv_arg1"; then - ICONV_CONST="const" - fi - ]) + else + dnl When compiling GNU libiconv on a system that does not have iconv yet, + dnl pick the POSIX compliant declaration without 'const'. + am_cv_proto_iconv_arg1="" fi + AC_DEFINE_UNQUOTED([ICONV_CONST], [$am_cv_proto_iconv_arg1], + [Define as const if the declaration of iconv() needs const.]) + dnl Also substitute ICONV_CONST in the gnulib generated . + m4_ifdef([gl_ICONV_H_DEFAULTS], + [AC_REQUIRE([gl_ICONV_H_DEFAULTS]) + if test -n "$am_cv_proto_iconv_arg1"; then + ICONV_CONST="const" + fi + ]) ]) diff --git a/m4/intlmacosx.m4 b/m4/intlmacosx.m4 index aca924c6..ebd9937c 100644 --- a/m4/intlmacosx.m4 +++ b/m4/intlmacosx.m4 @@ -1,15 +1,15 @@ -# intlmacosx.m4 serial 5 (gettext-0.18.2) -dnl Copyright (C) 2004-2014, 2016 Free Software Foundation, Inc. +# intlmacosx.m4 serial 8 (gettext-0.20.2) +dnl Copyright (C) 2004-2014, 2016, 2019-2020 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl dnl This file can be used in projects which are not available under -dnl the GNU General Public License or the GNU Library General Public +dnl the GNU General Public License or the GNU Lesser General Public dnl License but which still want to provide support for the GNU gettext dnl functionality. dnl Please note that the actual code of the GNU gettext library is covered -dnl by the GNU Library General Public License, and the rest of the GNU +dnl by the GNU Lesser General Public License, and the rest of the GNU dnl gettext package is covered by the GNU General Public License. dnl They are *not* in the public domain. @@ -17,7 +17,7 @@ dnl Checks for special options needed on Mac OS X. dnl Defines INTL_MACOSX_LIBS. AC_DEFUN([gt_INTL_MACOSX], [ - dnl Check for API introduced in Mac OS X 10.2. + dnl Check for API introduced in Mac OS X 10.4. AC_CACHE_CHECK([for CFPreferencesCopyAppValue], [gt_cv_func_CFPreferencesCopyAppValue], [gt_save_LIBS="$LIBS" @@ -33,23 +33,32 @@ AC_DEFUN([gt_INTL_MACOSX], AC_DEFINE([HAVE_CFPREFERENCESCOPYAPPVALUE], [1], [Define to 1 if you have the Mac OS X function CFPreferencesCopyAppValue in the CoreFoundation framework.]) fi - dnl Check for API introduced in Mac OS X 10.3. - AC_CACHE_CHECK([for CFLocaleCopyCurrent], [gt_cv_func_CFLocaleCopyCurrent], + dnl Don't check for the API introduced in Mac OS X 10.5, CFLocaleCopyCurrent, + dnl because in macOS 10.13.4 it has the following behaviour: + dnl When two or more languages are specified in the + dnl "System Preferences > Language & Region > Preferred Languages" panel, + dnl it returns en_CC where CC is the territory (even when English is not among + dnl the preferred languages!). What we want instead is what + dnl CFLocaleCopyCurrent returned in earlier macOS releases and what + dnl CFPreferencesCopyAppValue still returns, namely ll_CC where ll is the + dnl first among the preferred languages and CC is the territory. + AC_CACHE_CHECK([for CFLocaleCopyPreferredLanguages], [gt_cv_func_CFLocaleCopyPreferredLanguages], [gt_save_LIBS="$LIBS" LIBS="$LIBS -Wl,-framework -Wl,CoreFoundation" AC_LINK_IFELSE( [AC_LANG_PROGRAM( [[#include ]], - [[CFLocaleCopyCurrent();]])], - [gt_cv_func_CFLocaleCopyCurrent=yes], - [gt_cv_func_CFLocaleCopyCurrent=no]) + [[CFLocaleCopyPreferredLanguages();]])], + [gt_cv_func_CFLocaleCopyPreferredLanguages=yes], + [gt_cv_func_CFLocaleCopyPreferredLanguages=no]) LIBS="$gt_save_LIBS"]) - if test $gt_cv_func_CFLocaleCopyCurrent = yes; then - AC_DEFINE([HAVE_CFLOCALECOPYCURRENT], [1], - [Define to 1 if you have the Mac OS X function CFLocaleCopyCurrent in the CoreFoundation framework.]) + if test $gt_cv_func_CFLocaleCopyPreferredLanguages = yes; then + AC_DEFINE([HAVE_CFLOCALECOPYPREFERREDLANGUAGES], [1], + [Define to 1 if you have the Mac OS X function CFLocaleCopyPreferredLanguages in the CoreFoundation framework.]) fi INTL_MACOSX_LIBS= - if test $gt_cv_func_CFPreferencesCopyAppValue = yes || test $gt_cv_func_CFLocaleCopyCurrent = yes; then + if test $gt_cv_func_CFPreferencesCopyAppValue = yes \ + || test $gt_cv_func_CFLocaleCopyPreferredLanguages = yes; then INTL_MACOSX_LIBS="-Wl,-framework -Wl,CoreFoundation" fi AC_SUBST([INTL_MACOSX_LIBS]) diff --git a/m4/lib-ld.m4 b/m4/lib-ld.m4 index 6209de65..98c348fa 100644 --- a/m4/lib-ld.m4 +++ b/m4/lib-ld.m4 @@ -1,5 +1,5 @@ -# lib-ld.m4 serial 6 -dnl Copyright (C) 1996-2003, 2009-2016 Free Software Foundation, Inc. +# lib-ld.m4 serial 9 +dnl Copyright (C) 1996-2003, 2009-2020 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -47,73 +47,122 @@ if test "${PATH_SEPARATOR+set}" != set; then } fi -ac_prog=ld -if test "$GCC" = yes; then - # Check if gcc -print-prog-name=ld gives a path. +if test -n "$LD"; then + AC_MSG_CHECKING([for ld]) +elif test "$GCC" = yes; then AC_MSG_CHECKING([for ld used by $CC]) - case $host in - *-*-mingw*) - # gcc leaves a trailing carriage return which upsets mingw - ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; - *) - ac_prog=`($CC -print-prog-name=ld) 2>&5` ;; - esac - case $ac_prog in - # Accept absolute paths. - [[\\/]]* | ?:[[\\/]]*) - re_direlt='/[[^/]][[^/]]*/\.\./' - # Canonicalize the pathname of ld - ac_prog=`echo "$ac_prog"| sed 's%\\\\%/%g'` - while echo "$ac_prog" | grep "$re_direlt" > /dev/null 2>&1; do - ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` - done - test -z "$LD" && LD="$ac_prog" - ;; - "") - # If it fails, then pretend we aren't using GCC. - ac_prog=ld - ;; - *) - # If it is relative, then search for the first ld in PATH. - with_gnu_ld=unknown - ;; - esac elif test "$with_gnu_ld" = yes; then AC_MSG_CHECKING([for GNU ld]) else AC_MSG_CHECKING([for non-GNU ld]) fi -AC_CACHE_VAL([acl_cv_path_LD], -[if test -z "$LD"; then - acl_save_ifs="$IFS"; IFS=$PATH_SEPARATOR - for ac_dir in $PATH; do - IFS="$acl_save_ifs" - test -z "$ac_dir" && ac_dir=. - if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then - acl_cv_path_LD="$ac_dir/$ac_prog" - # Check to see if the program is GNU ld. I'd rather use --version, - # but apparently some variants of GNU ld only accept -v. - # Break only if it was the GNU/non-GNU ld that we prefer. - case `"$acl_cv_path_LD" -v 2>&1 &5 | tr -d '\015'` ;; + *) + acl_output=`($CC -print-prog-name=ld) 2>&5` ;; + esac + case $acl_output in + # Accept absolute paths. + [[\\/]]* | ?:[[\\/]]*) + re_direlt='/[[^/]][[^/]]*/\.\./' + # Canonicalize the pathname of ld + acl_output=`echo "$acl_output" | sed 's%\\\\%/%g'` + while echo "$acl_output" | grep "$re_direlt" > /dev/null 2>&1; do + acl_output=`echo $acl_output | sed "s%$re_direlt%/%"` + done + # Got the pathname. No search in PATH is needed. + acl_cv_path_LD="$acl_output" + ac_prog= + ;; + "") + # If it fails, then pretend we aren't using GCC. + ;; + *) + # If it is relative, then search for the first ld in PATH. + with_gnu_ld=unknown + ;; esac fi - done - IFS="$acl_save_ifs" -else - acl_cv_path_LD="$LD" # Let the user override the test with a path. -fi]) -LD="$acl_cv_path_LD" + if test -n "$ac_prog"; then + # Search for $ac_prog in $PATH. + acl_save_ifs="$IFS"; IFS=$PATH_SEPARATOR + for ac_dir in $PATH; do + IFS="$acl_save_ifs" + test -z "$ac_dir" && ac_dir=. + if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then + acl_cv_path_LD="$ac_dir/$ac_prog" + # Check to see if the program is GNU ld. I'd rather use --version, + # but apparently some variants of GNU ld only accept -v. + # Break only if it was the GNU/non-GNU ld that we prefer. + case `"$acl_cv_path_LD" -v 2>&1 = 1.10 to complain if config.rpath is missing. - m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([config.rpath])]) + dnl Complain if config.rpath is missing. + AC_REQUIRE_AUX_FILE([config.rpath]) AC_REQUIRE([AC_PROG_CC]) dnl we use $CC, $GCC, $LDFLAGS AC_REQUIRE([AC_LIB_PROG_LD]) dnl we use $LD, $with_gnu_ld AC_REQUIRE([AC_CANONICAL_HOST]) dnl we use $host @@ -187,17 +187,17 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], pushdef([PACKUP],[m4_translit(PACK,[abcdefghijklmnopqrstuvwxyz./+-], [ABCDEFGHIJKLMNOPQRSTUVWXYZ____])]) pushdef([PACKLIBS],[m4_ifdef([acl_frompackage_]NAME, [acl_libsinpackage_]PACKUP, lib[$1])]) - dnl Autoconf >= 2.61 supports dots in --with options. - pushdef([P_A_C_K],[m4_if(m4_version_compare(m4_defn([m4_PACKAGE_VERSION]),[2.61]),[-1],[m4_translit(PACK,[.],[_])],PACK)]) dnl By default, look in $includedir and $libdir. use_additional=yes AC_LIB_WITH_FINAL_PREFIX([ eval additional_includedir=\"$includedir\" eval additional_libdir=\"$libdir\" + eval additional_libdir2=\"$exec_prefix/$acl_libdirstem2\" + eval additional_libdir3=\"$exec_prefix/$acl_libdirstem3\" ]) - AC_ARG_WITH(P_A_C_K[-prefix], -[[ --with-]]P_A_C_K[[-prefix[=DIR] search for ]PACKLIBS[ in DIR/include and DIR/lib - --without-]]P_A_C_K[[-prefix don't search for ]PACKLIBS[ in includedir and libdir]], + AC_ARG_WITH(PACK[-prefix], +[[ --with-]]PACK[[-prefix[=DIR] search for ]PACKLIBS[ in DIR/include and DIR/lib + --without-]]PACK[[-prefix don't search for ]PACKLIBS[ in includedir and libdir]], [ if test "X$withval" = "Xno"; then use_additional=no @@ -206,17 +206,23 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], AC_LIB_WITH_FINAL_PREFIX([ eval additional_includedir=\"$includedir\" eval additional_libdir=\"$libdir\" + eval additional_libdir2=\"$exec_prefix/$acl_libdirstem2\" + eval additional_libdir3=\"$exec_prefix/$acl_libdirstem3\" ]) else additional_includedir="$withval/include" additional_libdir="$withval/$acl_libdirstem" - if test "$acl_libdirstem2" != "$acl_libdirstem" \ - && ! test -d "$withval/$acl_libdirstem"; then - additional_libdir="$withval/$acl_libdirstem2" - fi + additional_libdir2="$withval/$acl_libdirstem2" + additional_libdir3="$withval/$acl_libdirstem3" fi fi ]) + if test "X$additional_libdir2" = "X$additional_libdir"; then + additional_libdir2= + fi + if test "X$additional_libdir3" = "X$additional_libdir"; then + additional_libdir3= + fi dnl Search the library and its dependencies in $additional_libdir and dnl $LDFLAGS. Using breadth-first-seach. LIB[]NAME= @@ -272,58 +278,14 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], shrext= fi if test $use_additional = yes; then - dir="$additional_libdir" - dnl The same code as in the loop below: - dnl First look for a shared library. - if test -n "$acl_shlibext"; then - if test -f "$dir/$libname$shrext"; then - found_dir="$dir" - found_so="$dir/$libname$shrext" - else - if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then - ver=`(cd "$dir" && \ - for f in "$libname$shrext".*; do echo "$f"; done \ - | sed -e "s,^$libname$shrext\\\\.,," \ - | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ - | sed 1q ) 2>/dev/null` - if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then - found_dir="$dir" - found_so="$dir/$libname$shrext.$ver" - fi - else - eval library_names=\"$acl_library_names_spec\" - for f in $library_names; do - if test -f "$dir/$f"; then - found_dir="$dir" - found_so="$dir/$f" - break - fi - done - fi - fi - fi - dnl Then look for a static library. - if test "X$found_dir" = "X"; then - if test -f "$dir/$libname.$acl_libext"; then - found_dir="$dir" - found_a="$dir/$libname.$acl_libext" - fi - fi - if test "X$found_dir" != "X"; then - if test -f "$dir/$libname.la"; then - found_la="$dir/$libname.la" - fi - fi - fi - if test "X$found_dir" = "X"; then - for x in $LDFLAGS $LTLIB[]NAME; do - AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) - case "$x" in - -L*) - dir=`echo "X$x" | sed -e 's/^X-L//'` + for additional_libdir_variable in additional_libdir additional_libdir2 additional_libdir3; do + if test "X$found_dir" = "X"; then + eval dir=\$$additional_libdir_variable + if test -n "$dir"; then + dnl The same code as in the loop below: dnl First look for a shared library. if test -n "$acl_shlibext"; then - if test -f "$dir/$libname$shrext"; then + if test -f "$dir/$libname$shrext" && acl_is_expected_elfclass < "$dir/$libname$shrext"; then found_dir="$dir" found_so="$dir/$libname$shrext" else @@ -333,14 +295,14 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], | sed -e "s,^$libname$shrext\\\\.,," \ | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ | sed 1q ) 2>/dev/null` - if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver" && acl_is_expected_elfclass < "$dir/$libname$shrext.$ver"; then found_dir="$dir" found_so="$dir/$libname$shrext.$ver" fi else eval library_names=\"$acl_library_names_spec\" for f in $library_names; do - if test -f "$dir/$f"; then + if test -f "$dir/$f" && acl_is_expected_elfclass < "$dir/$f"; then found_dir="$dir" found_so="$dir/$f" break @@ -351,7 +313,57 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], fi dnl Then look for a static library. if test "X$found_dir" = "X"; then - if test -f "$dir/$libname.$acl_libext"; then + if test -f "$dir/$libname.$acl_libext" && ${AR-ar} -p "$dir/$libname.$acl_libext" | acl_is_expected_elfclass; then + found_dir="$dir" + found_a="$dir/$libname.$acl_libext" + fi + fi + if test "X$found_dir" != "X"; then + if test -f "$dir/$libname.la"; then + found_la="$dir/$libname.la" + fi + fi + fi + fi + done + fi + if test "X$found_dir" = "X"; then + for x in $LDFLAGS $LTLIB[]NAME; do + AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) + case "$x" in + -L*) + dir=`echo "X$x" | sed -e 's/^X-L//'` + dnl First look for a shared library. + if test -n "$acl_shlibext"; then + if test -f "$dir/$libname$shrext" && acl_is_expected_elfclass < "$dir/$libname$shrext"; then + found_dir="$dir" + found_so="$dir/$libname$shrext" + else + if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then + ver=`(cd "$dir" && \ + for f in "$libname$shrext".*; do echo "$f"; done \ + | sed -e "s,^$libname$shrext\\\\.,," \ + | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ + | sed 1q ) 2>/dev/null` + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver" && acl_is_expected_elfclass < "$dir/$libname$shrext.$ver"; then + found_dir="$dir" + found_so="$dir/$libname$shrext.$ver" + fi + else + eval library_names=\"$acl_library_names_spec\" + for f in $library_names; do + if test -f "$dir/$f" && acl_is_expected_elfclass < "$dir/$f"; then + found_dir="$dir" + found_so="$dir/$f" + break + fi + done + fi + fi + fi + dnl Then look for a static library. + if test "X$found_dir" = "X"; then + if test -f "$dir/$libname.$acl_libext" && ${AR-ar} -p "$dir/$libname.$acl_libext" | acl_is_expected_elfclass; then found_dir="$dir" found_a="$dir/$libname.$acl_libext" fi @@ -377,7 +389,8 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], dnl standard /usr/lib. if test "$enable_rpath" = no \ || test "X$found_dir" = "X/usr/$acl_libdirstem" \ - || test "X$found_dir" = "X/usr/$acl_libdirstem2"; then + || test "X$found_dir" = "X/usr/$acl_libdirstem2" \ + || test "X$found_dir" = "X/usr/$acl_libdirstem3"; then dnl No hardcoding is needed. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so" else @@ -477,6 +490,13 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], fi additional_includedir="$basedir/include" ;; + */$acl_libdirstem3 | */$acl_libdirstem3/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem3/"'*$,,'` + if test "$name" = '$1'; then + LIB[]NAME[]_PREFIX="$basedir" + fi + additional_includedir="$basedir/include" + ;; esac if test "X$additional_includedir" != "X"; then dnl Potentially add $additional_includedir to $INCNAME. @@ -527,19 +547,21 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], for dep in $dependency_libs; do case "$dep" in -L*) - additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'` - dnl Potentially add $additional_libdir to $LIBNAME and $LTLIBNAME. + dependency_libdir=`echo "X$dep" | sed -e 's/^X-L//'` + dnl Potentially add $dependency_libdir to $LIBNAME and $LTLIBNAME. dnl But don't add it dnl 1. if it's the standard /usr/lib, dnl 2. if it's /usr/local/lib and we are using GCC on Linux, dnl 3. if it's already present in $LDFLAGS or the already dnl constructed $LIBNAME, dnl 4. if it doesn't exist as a directory. - if test "X$additional_libdir" != "X/usr/$acl_libdirstem" \ - && test "X$additional_libdir" != "X/usr/$acl_libdirstem2"; then + if test "X$dependency_libdir" != "X/usr/$acl_libdirstem" \ + && test "X$dependency_libdir" != "X/usr/$acl_libdirstem2" \ + && test "X$dependency_libdir" != "X/usr/$acl_libdirstem3"; then haveit= - if test "X$additional_libdir" = "X/usr/local/$acl_libdirstem" \ - || test "X$additional_libdir" = "X/usr/local/$acl_libdirstem2"; then + if test "X$dependency_libdir" = "X/usr/local/$acl_libdirstem" \ + || test "X$dependency_libdir" = "X/usr/local/$acl_libdirstem2" \ + || test "X$dependency_libdir" = "X/usr/local/$acl_libdirstem3"; then if test -n "$GCC"; then case $host_os in linux* | gnu* | k*bsd*-gnu) haveit=yes;; @@ -550,29 +572,29 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], haveit= for x in $LDFLAGS $LIB[]NAME; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) - if test "X$x" = "X-L$additional_libdir"; then + if test "X$x" = "X-L$dependency_libdir"; then haveit=yes break fi done if test -z "$haveit"; then - if test -d "$additional_libdir"; then - dnl Really add $additional_libdir to $LIBNAME. - LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$additional_libdir" + if test -d "$dependency_libdir"; then + dnl Really add $dependency_libdir to $LIBNAME. + LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$dependency_libdir" fi fi haveit= for x in $LDFLAGS $LTLIB[]NAME; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) - if test "X$x" = "X-L$additional_libdir"; then + if test "X$x" = "X-L$dependency_libdir"; then haveit=yes break fi done if test -z "$haveit"; then - if test -d "$additional_libdir"; then - dnl Really add $additional_libdir to $LTLIBNAME. - LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-L$additional_libdir" + if test -d "$dependency_libdir"; then + dnl Really add $dependency_libdir to $LTLIBNAME. + LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-L$dependency_libdir" fi fi fi @@ -670,7 +692,6 @@ AC_DEFUN([AC_LIB_LINKFLAGS_BODY], LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-R$found_dir" done fi - popdef([P_A_C_K]) popdef([PACKLIBS]) popdef([PACKUP]) popdef([PACK]) @@ -721,7 +742,8 @@ AC_DEFUN([AC_LIB_LINKFLAGS_FROM_LIBS], dir="$next" dnl No need to hardcode the standard /usr/lib. if test "X$dir" != "X/usr/$acl_libdirstem" \ - && test "X$dir" != "X/usr/$acl_libdirstem2"; then + && test "X$dir" != "X/usr/$acl_libdirstem2" \ + && test "X$dir" != "X/usr/$acl_libdirstem3"; then rpathdirs="$rpathdirs $dir" fi next= @@ -731,7 +753,8 @@ AC_DEFUN([AC_LIB_LINKFLAGS_FROM_LIBS], -L*) dir=`echo "X$opt" | sed -e 's,^X-L,,'` dnl No need to hardcode the standard /usr/lib. if test "X$dir" != "X/usr/$acl_libdirstem" \ - && test "X$dir" != "X/usr/$acl_libdirstem2"; then + && test "X$dir" != "X/usr/$acl_libdirstem2" \ + && test "X$dir" != "X/usr/$acl_libdirstem3"; then rpathdirs="$rpathdirs $dir" fi next= ;; diff --git a/m4/lib-prefix.m4 b/m4/lib-prefix.m4 index 6851031d..07cd8b9e 100644 --- a/m4/lib-prefix.m4 +++ b/m4/lib-prefix.m4 @@ -1,18 +1,11 @@ -# lib-prefix.m4 serial 7 (gettext-0.18) -dnl Copyright (C) 2001-2005, 2008-2016 Free Software Foundation, Inc. +# lib-prefix.m4 serial 17 +dnl Copyright (C) 2001-2005, 2008-2020 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl From Bruno Haible. -dnl AC_LIB_ARG_WITH is synonymous to AC_ARG_WITH in autoconf-2.13, and -dnl similar to AC_ARG_WITH in autoconf 2.52...2.57 except that is doesn't -dnl require excessive bracketing. -ifdef([AC_HELP_STRING], -[AC_DEFUN([AC_LIB_ARG_WITH], [AC_ARG_WITH([$1],[[$2]],[$3],[$4])])], -[AC_DEFUN([AC_][LIB_ARG_WITH], [AC_ARG_WITH([$1],[$2],[$3],[$4])])]) - dnl AC_LIB_PREFIX adds to the CPPFLAGS and LDFLAGS the flags that are needed dnl to access previously installed libraries. The basic assumption is that dnl a user will want packages to use other packages he previously installed @@ -32,9 +25,9 @@ AC_DEFUN([AC_LIB_PREFIX], eval additional_includedir=\"$includedir\" eval additional_libdir=\"$libdir\" ]) - AC_LIB_ARG_WITH([lib-prefix], -[ --with-lib-prefix[=DIR] search for libraries in DIR/include and DIR/lib - --without-lib-prefix don't search for libraries in includedir and libdir], + AC_ARG_WITH([lib-prefix], +[[ --with-lib-prefix[=DIR] search for libraries in DIR/include and DIR/lib + --without-lib-prefix don't search for libraries in includedir and libdir]], [ if test "X$withval" = "Xno"; then use_additional=no @@ -154,71 +147,174 @@ AC_DEFUN([AC_LIB_WITH_FINAL_PREFIX], ]) dnl AC_LIB_PREPARE_MULTILIB creates -dnl - a variable acl_libdirstem, containing the basename of the libdir, either -dnl "lib" or "lib64" or "lib/64", -dnl - a variable acl_libdirstem2, as a secondary possible value for -dnl acl_libdirstem, either the same as acl_libdirstem or "lib/sparcv9" or -dnl "lib/amd64". +dnl - a function acl_is_expected_elfclass, that tests whether standard input +dnl has a 32-bit or 64-bit ELF header, depending on the host CPU ABI, +dnl - 3 variables acl_libdirstem, acl_libdirstem2, acl_libdirstem3, containing +dnl the basename of the libdir to try in turn, either "lib" or "lib64" or +dnl "lib/64" or "lib32" or "lib/sparcv9" or "lib/amd64" or similar. AC_DEFUN([AC_LIB_PREPARE_MULTILIB], [ - dnl There is no formal standard regarding lib and lib64. - dnl On glibc systems, the current practice is that on a system supporting + dnl There is no formal standard regarding lib, lib32, and lib64. + dnl On most glibc systems, the current practice is that on a system supporting dnl 32-bit and 64-bit instruction sets or ABIs, 64-bit libraries go under - dnl $prefix/lib64 and 32-bit libraries go under $prefix/lib. We determine - dnl the compiler's default mode by looking at the compiler's library search - dnl path. If at least one of its elements ends in /lib64 or points to a - dnl directory whose absolute pathname ends in /lib64, we assume a 64-bit ABI. - dnl Otherwise we use the default, namely "lib". + dnl $prefix/lib64 and 32-bit libraries go under $prefix/lib. However, on + dnl Arch Linux based distributions, it's the opposite: 32-bit libraries go + dnl under $prefix/lib32 and 64-bit libraries go under $prefix/lib. + dnl We determine the compiler's default mode by looking at the compiler's + dnl library search path. If at least one of its elements ends in /lib64 or + dnl points to a directory whose absolute pathname ends in /lib64, we use that + dnl for 64-bit ABIs. Similarly for 32-bit ABIs. Otherwise we use the default, + dnl namely "lib". dnl On Solaris systems, the current practice is that on a system supporting dnl 32-bit and 64-bit instruction sets or ABIs, 64-bit libraries go under dnl $prefix/lib/64 (which is a symlink to either $prefix/lib/sparcv9 or dnl $prefix/lib/amd64) and 32-bit libraries go under $prefix/lib. AC_REQUIRE([AC_CANONICAL_HOST]) - acl_libdirstem=lib - acl_libdirstem2= - case "$host_os" in - solaris*) - dnl See Solaris 10 Software Developer Collection > Solaris 64-bit Developer's Guide > The Development Environment - dnl . - dnl "Portable Makefiles should refer to any library directories using the 64 symbolic link." - dnl But we want to recognize the sparcv9 or amd64 subdirectory also if the - dnl symlink is missing, so we set acl_libdirstem2 too. - AC_CACHE_CHECK([for 64-bit host], [gl_cv_solaris_64bit], - [AC_EGREP_CPP([sixtyfour bits], [ -#ifdef _LP64 -sixtyfour bits -#endif - ], [gl_cv_solaris_64bit=yes], [gl_cv_solaris_64bit=no]) - ]) - if test $gl_cv_solaris_64bit = yes; then - acl_libdirstem=lib/64 - case "$host_cpu" in - sparc*) acl_libdirstem2=lib/sparcv9 ;; - i*86 | x86_64) acl_libdirstem2=lib/amd64 ;; - esac - fi - ;; - *) - searchpath=`(LC_ALL=C $CC -print-search-dirs) 2>/dev/null | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'` - if test -n "$searchpath"; then - acl_save_IFS="${IFS= }"; IFS=":" - for searchdir in $searchpath; do - if test -d "$searchdir"; then - case "$searchdir" in - */lib64/ | */lib64 ) acl_libdirstem=lib64 ;; - */../ | */.. ) - # Better ignore directories of this form. They are misleading. - ;; - *) searchdir=`cd "$searchdir" && pwd` - case "$searchdir" in - */lib64 ) acl_libdirstem=lib64 ;; - esac ;; - esac - fi - done - IFS="$acl_save_IFS" - fi - ;; - esac - test -n "$acl_libdirstem2" || acl_libdirstem2="$acl_libdirstem" + AC_REQUIRE([gl_HOST_CPU_C_ABI_32BIT]) + + AC_CACHE_CHECK([for ELF binary format], [gl_cv_elf], + [AC_EGREP_CPP([Extensible Linking Format], + [#ifdef __ELF__ + Extensible Linking Format + #endif + ], + [gl_cv_elf=yes], + [gl_cv_elf=no]) + ]) + if test $gl_cv_elf; then + # Extract the ELF class of a file (5th byte) in decimal. + # Cf. https://en.wikipedia.org/wiki/Executable_and_Linkable_Format#File_header + if od -A x < /dev/null >/dev/null 2>/dev/null; then + # Use POSIX od. + func_elfclass () + { + od -A n -t d1 -j 4 -N 1 + } + else + # Use BSD hexdump. + func_elfclass () + { + dd bs=1 count=1 skip=4 2>/dev/null | hexdump -e '1/1 "%3d "' + echo + } + fi +changequote(,)dnl + case $HOST_CPU_C_ABI_32BIT in + yes) + # 32-bit ABI. + acl_is_expected_elfclass () + { + test "`func_elfclass | sed -e 's/[ ]//g'`" = 1 + } + ;; + no) + # 64-bit ABI. + acl_is_expected_elfclass () + { + test "`func_elfclass | sed -e 's/[ ]//g'`" = 2 + } + ;; + *) + # Unknown. + acl_is_expected_elfclass () + { + : + } + ;; + esac +changequote([,])dnl + else + acl_is_expected_elfclass () + { + : + } + fi + + dnl Allow the user to override the result by setting acl_cv_libdirstems. + AC_CACHE_CHECK([for the common suffixes of directories in the library search path], + [acl_cv_libdirstems], + [dnl Try 'lib' first, because that's the default for libdir in GNU, see + dnl . + acl_libdirstem=lib + acl_libdirstem2= + acl_libdirstem3= + case "$host_os" in + solaris*) + dnl See Solaris 10 Software Developer Collection > Solaris 64-bit Developer's Guide > The Development Environment + dnl . + dnl "Portable Makefiles should refer to any library directories using the 64 symbolic link." + dnl But we want to recognize the sparcv9 or amd64 subdirectory also if the + dnl symlink is missing, so we set acl_libdirstem2 too. + if test $HOST_CPU_C_ABI_32BIT = no; then + acl_libdirstem2=lib/64 + case "$host_cpu" in + sparc*) acl_libdirstem3=lib/sparcv9 ;; + i*86 | x86_64) acl_libdirstem3=lib/amd64 ;; + esac + fi + ;; + *) + dnl If $CC generates code for a 32-bit ABI, the libraries are + dnl surely under $prefix/lib or $prefix/lib32, not $prefix/lib64. + dnl Similarly, if $CC generates code for a 64-bit ABI, the libraries + dnl are surely under $prefix/lib or $prefix/lib64, not $prefix/lib32. + dnl Find the compiler's search path. However, non-system compilers + dnl sometimes have odd library search paths. But we can't simply invoke + dnl '/usr/bin/gcc -print-search-dirs' because that would not take into + dnl account the -m32/-m31 or -m64 options from the $CC or $CFLAGS. + searchpath=`(LC_ALL=C $CC $CPPFLAGS $CFLAGS -print-search-dirs) 2>/dev/null \ + | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'` + if test $HOST_CPU_C_ABI_32BIT != no; then + # 32-bit or unknown ABI. + if test -d /usr/lib32; then + acl_libdirstem2=lib32 + fi + fi + if test $HOST_CPU_C_ABI_32BIT != yes; then + # 64-bit or unknown ABI. + if test -d /usr/lib64; then + acl_libdirstem3=lib64 + fi + fi + if test -n "$searchpath"; then + acl_save_IFS="${IFS= }"; IFS=":" + for searchdir in $searchpath; do + if test -d "$searchdir"; then + case "$searchdir" in + */lib32/ | */lib32 ) acl_libdirstem2=lib32 ;; + */lib64/ | */lib64 ) acl_libdirstem3=lib64 ;; + */../ | */.. ) + # Better ignore directories of this form. They are misleading. + ;; + *) searchdir=`cd "$searchdir" && pwd` + case "$searchdir" in + */lib32 ) acl_libdirstem2=lib32 ;; + */lib64 ) acl_libdirstem3=lib64 ;; + esac ;; + esac + fi + done + IFS="$acl_save_IFS" + if test $HOST_CPU_C_ABI_32BIT = yes; then + # 32-bit ABI. + acl_libdirstem3= + fi + if test $HOST_CPU_C_ABI_32BIT = no; then + # 64-bit ABI. + acl_libdirstem2= + fi + fi + ;; + esac + test -n "$acl_libdirstem2" || acl_libdirstem2="$acl_libdirstem" + test -n "$acl_libdirstem3" || acl_libdirstem3="$acl_libdirstem" + acl_cv_libdirstems="$acl_libdirstem,$acl_libdirstem2,$acl_libdirstem3" + ]) + dnl Decompose acl_cv_libdirstems into acl_libdirstem, acl_libdirstem2, and + dnl acl_libdirstem3. +changequote(,)dnl + acl_libdirstem=`echo "$acl_cv_libdirstems" | sed -e 's/,.*//'` + acl_libdirstem2=`echo "$acl_cv_libdirstems" | sed -e 's/^[^,]*,//' -e 's/,.*//'` + acl_libdirstem3=`echo "$acl_cv_libdirstems" | sed -e 's/^[^,]*,[^,]*,//' -e 's/,.*//'` +changequote([,])dnl ]) diff --git a/m4/nls.m4 b/m4/nls.m4 index afdb9cac..5a506fc4 100644 --- a/m4/nls.m4 +++ b/m4/nls.m4 @@ -1,16 +1,16 @@ -# nls.m4 serial 5 (gettext-0.18) -dnl Copyright (C) 1995-2003, 2005-2006, 2008-2014, 2016 Free Software -dnl Foundation, Inc. +# nls.m4 serial 6 (gettext-0.20.2) +dnl Copyright (C) 1995-2003, 2005-2006, 2008-2014, 2016, 2019-2020 Free +dnl Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl dnl This file can be used in projects which are not available under -dnl the GNU General Public License or the GNU Library General Public +dnl the GNU General Public License or the GNU Lesser General Public dnl License but which still want to provide support for the GNU gettext dnl functionality. dnl Please note that the actual code of the GNU gettext library is covered -dnl by the GNU Library General Public License, and the rest of the GNU +dnl by the GNU Lesser General Public License, and the rest of the GNU dnl gettext package is covered by the GNU General Public License. dnl They are *not* in the public domain. diff --git a/m4/pkg.m4 b/m4/pkg.m4 index 13a88901..d8549a47 100644 --- a/m4/pkg.m4 +++ b/m4/pkg.m4 @@ -1,5 +1,5 @@ # pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*- -# serial 12 (pkg-config-0.29.2) +# serial 11 (pkg-config-0.29.1) dnl Copyright © 2004 Scott James Remnant . dnl Copyright © 2012-2015 Dan Nicholson @@ -41,7 +41,7 @@ dnl dnl See the "Since" comment for each macro you use to see what version dnl of the macros you require. m4_defun([PKG_PREREQ], -[m4_define([PKG_MACROS_VERSION], [0.29.2]) +[m4_define([PKG_MACROS_VERSION], [0.29.1]) m4_if(m4_version_compare(PKG_MACROS_VERSION, [$1]), -1, [m4_fatal([pkg.m4 version $1 or higher is required but ]PKG_MACROS_VERSION[ found])]) ])dnl PKG_PREREQ @@ -142,7 +142,7 @@ AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl pkg_failed=no -AC_MSG_CHECKING([for $2]) +AC_MSG_CHECKING([for $1]) _PKG_CONFIG([$1][_CFLAGS], [cflags], [$2]) _PKG_CONFIG([$1][_LIBS], [libs], [$2]) @@ -152,11 +152,11 @@ and $1[]_LIBS to avoid the need to call pkg-config. See the pkg-config man page for more details.]) if test $pkg_failed = yes; then - AC_MSG_RESULT([no]) + AC_MSG_RESULT([no]) _PKG_SHORT_ERRORS_SUPPORTED if test $_pkg_short_errors_supported = yes; then $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1` - else + else $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1` fi # Put the nasty error message in config.log where it belongs @@ -173,7 +173,7 @@ installed software in a non-standard prefix. _PKG_TEXT])[]dnl ]) elif test $pkg_failed = untried; then - AC_MSG_RESULT([no]) + AC_MSG_RESULT([no]) m4_default([$4], [AC_MSG_FAILURE( [The pkg-config script could not be found or is too old. Make sure it is in your PATH or set the PKG_CONFIG environment variable to the full @@ -273,3 +273,71 @@ AS_VAR_COPY([$1], [pkg_cv_][$1]) AS_VAR_IF([$1], [""], [$5], [$4])dnl ])dnl PKG_CHECK_VAR + +dnl PKG_WITH_MODULES(VARIABLE-PREFIX, MODULES, +dnl [ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND], +dnl [DESCRIPTION], [DEFAULT]) +dnl ------------------------------------------ +dnl +dnl Prepare a "--with-" configure option using the lowercase +dnl [VARIABLE-PREFIX] name, merging the behaviour of AC_ARG_WITH and +dnl PKG_CHECK_MODULES in a single macro. +AC_DEFUN([PKG_WITH_MODULES], +[ +m4_pushdef([with_arg], m4_tolower([$1])) + +m4_pushdef([description], + [m4_default([$5], [build with ]with_arg[ support])]) + +m4_pushdef([def_arg], [m4_default([$6], [auto])]) +m4_pushdef([def_action_if_found], [AS_TR_SH([with_]with_arg)=yes]) +m4_pushdef([def_action_if_not_found], [AS_TR_SH([with_]with_arg)=no]) + +m4_case(def_arg, + [yes],[m4_pushdef([with_without], [--without-]with_arg)], + [m4_pushdef([with_without],[--with-]with_arg)]) + +AC_ARG_WITH(with_arg, + AS_HELP_STRING(with_without, description[ @<:@default=]def_arg[@:>@]),, + [AS_TR_SH([with_]with_arg)=def_arg]) + +AS_CASE([$AS_TR_SH([with_]with_arg)], + [yes],[PKG_CHECK_MODULES([$1],[$2],$3,$4)], + [auto],[PKG_CHECK_MODULES([$1],[$2], + [m4_n([def_action_if_found]) $3], + [m4_n([def_action_if_not_found]) $4])]) + +m4_popdef([with_arg]) +m4_popdef([description]) +m4_popdef([def_arg]) + +])dnl PKG_WITH_MODULES + +dnl PKG_HAVE_WITH_MODULES(VARIABLE-PREFIX, MODULES, +dnl [DESCRIPTION], [DEFAULT]) +dnl ----------------------------------------------- +dnl +dnl Convenience macro to trigger AM_CONDITIONAL after PKG_WITH_MODULES +dnl check._[VARIABLE-PREFIX] is exported as make variable. +AC_DEFUN([PKG_HAVE_WITH_MODULES], +[ +PKG_WITH_MODULES([$1],[$2],,,[$3],[$4]) + +AM_CONDITIONAL([HAVE_][$1], + [test "$AS_TR_SH([with_]m4_tolower([$1]))" = "yes"]) +])dnl PKG_HAVE_WITH_MODULES + +dnl PKG_HAVE_DEFINE_WITH_MODULES(VARIABLE-PREFIX, MODULES, +dnl [DESCRIPTION], [DEFAULT]) +dnl ------------------------------------------------------ +dnl +dnl Convenience macro to run AM_CONDITIONAL and AC_DEFINE after +dnl PKG_WITH_MODULES check. HAVE_[VARIABLE-PREFIX] is exported as make +dnl and preprocessor variable. +AC_DEFUN([PKG_HAVE_DEFINE_WITH_MODULES], +[ +PKG_HAVE_WITH_MODULES([$1],[$2],[$3],[$4]) + +AS_IF([test "$AS_TR_SH([with_]m4_tolower([$1]))" = "yes"], + [AC_DEFINE([HAVE_][$1], 1, [Enable ]m4_tolower([$1])[ support])]) +])dnl PKG_HAVE_DEFINE_WITH_MODULES diff --git a/m4/progtest.m4 b/m4/progtest.m4 index 9ace7c34..f28010ae 100644 --- a/m4/progtest.m4 +++ b/m4/progtest.m4 @@ -1,15 +1,15 @@ -# progtest.m4 serial 7 (gettext-0.18.2) -dnl Copyright (C) 1996-2003, 2005, 2008-2016 Free Software Foundation, Inc. +# progtest.m4 serial 8 (gettext-0.20.2) +dnl Copyright (C) 1996-2003, 2005, 2008-2020 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl dnl This file can be used in projects which are not available under -dnl the GNU General Public License or the GNU Library General Public +dnl the GNU General Public License or the GNU Lesser General Public dnl License but which still want to provide support for the GNU gettext dnl functionality. dnl Please note that the actual code of the GNU gettext library is covered -dnl by the GNU Library General Public License, and the rest of the GNU +dnl by the GNU Lesser General Public License, and the rest of the GNU dnl gettext package is covered by the GNU General Public License. dnl They are *not* in the public domain.