AC_DEFUN([LYX_CXX_CXX11],
[AC_CACHE_CHECK([whether the compiler implements C++11],
[lyx_cv_cxx_cxx11],
- [save_CXXFLAGS=$CXXFLAGS
+ [save_CPPFLAGS=$CPPFLAGS
+ CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
+ save_CXXFLAGS=$CXXFLAGS
CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
AC_LANG_PUSH(C++)
AC_TRY_COMPILE([], [
],
[lyx_cv_cxx_cxx11=no], [lyx_cv_cxx_cxx11=yes ; lyx_flags="$lyx_flags c++11"])
AC_LANG_POP(C++)
- CXXFLAGS=$save_CXXFLAGS])
-lyx_use_cxx11=$lyx_cv_cxx_cxx11
+ CXXFLAGS=$save_CXXFLAGS
+ CPPFLAGS=$save_CPPFLAGS])
+ lyx_use_cxx11=$lyx_cv_cxx_cxx11
+])
+
+
+dnl Usage: LYX_CXX_USE_REGEX(cxx11_flags)
+dnl decide whether we want to use std::regex and set the
+dnl LYX_USE_STD_REGEX accordingly.
+dnl the extra cxx11 flags have to be passed to the preprocessor. They are
+dnl not plainly added to AM_CPPFLAGS because then the objc compiler (mac)
+dnl would fail.
+AC_DEFUN([LYX_CXX_USE_REGEX],
+[lyx_std_regex=no
+ if test $lyx_use_cxx11 = yes; then
+ save_CPPFLAGS=$CPPFLAGS
+ # we want to pass -std=c++11 to clang/cpp if necessary
+ CPPFLAGS="$AM_CPPFLAGS $1 $CPPFLAGS"
+ save_CXXFLAGS=$CXXFLAGS
+ CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
+ AC_LANG_PUSH(C++)
+ AC_CHECK_HEADER([regex], [lyx_std_regex=yes], [lyx_std_regex=no])
+ AC_LANG_POP(C++)
+ CXXFLAGS=$save_CXXFLAGS
+ CPPFLAGS=$save_CPPFLAGS
+ if test x$GXX = xyes && test $lyx_std_regex = yes ; then
+ AC_MSG_CHECKING([for correct regex implementation])
+ if test x$CLANG = xno || test $lyx_cv_lib_stdcxx = yes; then
+ dnl <regex> in gcc is unusable in versions less than 4.9.0
+ dnl see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53631
+ case $gxx_version in
+ 4.0*|4.1*|4.2*|4.3*|4.4*|4.5*|4.6*|4.7*|4.8*) lyx_std_regex=no ;;
+ *) ;;
+ esac
+ fi
+ fi
+ AC_MSG_RESULT([$lyx_std_regex])
+ fi
+
+ if test $lyx_std_regex = yes ; then
+ lyx_flags="$lyx_flags std-regex"
+ AC_DEFINE([LYX_USE_STD_REGEX], 1, [define to 1 if std::regex should be preferred to boost::regex])
+ fi
+ AM_CONDITIONAL([LYX_USE_STD_REGEX], test $lyx_std_regex = yes)
])
fi
# set the compiler options correctly.
-lyx_std_regex=no
if test x$GXX = xyes; then
dnl clang++ pretends to be g++ 4.2.1; this is not useful
if test x$CLANG = xno; then
fi
dnl Warnings are for preprocessor too
if test x$enable_warnings = xyes ; then
- AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra -Wno-deprecated-declarations"
+ AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra"
fi
case $gxx_version in
2.*|3.*) AC_ERROR([gcc 4.x is required]);;
if test x$enable_cxx11 != xno ; then
case $gxx_version in
4.0*|4.1*|4.2*)
- if x$enable_cxx11 = xyes; then
+ if test x$enable_cxx11 = xyes; then
AC_ERROR([There is no C++11 support in gcc 4.2 or older])
fi;;
4.3*|4.4*|4.5*|4.6*)
dnl Note that this will define __GXX_EXPERIMENTAL_CXX0X__.
dnl The source code relies on that.
- AM_CXXFLAGS="$AM_CXXFLAGS -std=c++0x";;
+ cxx11_flags="-std=c++0x";;
clang)
- dnl presumably all clang version support c++11.
+ dnl presumably all clang versions support c++11.
dnl the deprecated-register warning is very annoying with Qt4.x right now.
- AM_CXXFLAGS="$AM_CXXFLAGS -std=c++11 -Wno-deprecated-register";;
+ cxx11_flags="-std=c++11"
+ AM_CXXFLAGS="$AM_CXXFLAGS -Wno-deprecated-register";;
*)
AS_CASE([$host], [*cygwin*],
- [AM_CXXFLAGS="$AM_CXXFLAGS -std=gnu++11"],
- [AM_CXXFLAGS="$AM_CXXFLAGS -std=c++11"]);;
+ [cxx11_flags="-std=gnu++11"],
+ [cxx11_flags="-std=c++11"]);;
esac
+ # cxx11_flags is useful when running preprocessor alone
+ # (see detection of regex).
+ AM_CXXFLAGS="$cxx11_flags $AM_CXXFLAGS"
fi
-
- LYX_CXX_CXX11
- if test $lyx_use_cxx11 = yes ; then
- AC_CHECK_HEADER([regex], [lyx_std_regex=yes], [lyx_std_regex=no])
- if test x$CLANG = xno || test $lyx_cv_lib_stdcxx = yes; then
- dnl <regex> in gcc is unusable in versions less than 4.9.0
- dnl see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53631
- case $gxx_version in
- 4.0*|4.1*|4.2*|4.3*|4.4*|4.5*|4.6*|4.7*|4.8*) ;;
- *) lyx_std_regex=yes ;;
- esac
- else
- lyx_std_regex=yes
- fi
- fi
-else
- dnl This is not gcc, not sure what setup we can do
- AC_CHECK_HEADER([regex], [lyx_std_regex=yes], [lyx_std_regex=no])
fi
-if test $lyx_std_regex = yes ; then
- lyx_flags="$lyx_flags stdregex"
- AC_DEFINE([LYX_USE_STD_REGEX], 1, [define to 1 if std::regex should be preferred to boost::regex])
+LYX_CXX_CXX11
+if test $lyx_use_cxx11 = yes; then
+ if test x$GXX = xyes; then
+ dnl We still use auto_ptr, which is obsoleted. Shut off the warnings.
+ AM_CXXFLAGS="$AM_CXXFLAGS -Wno-deprecated-declarations"
+ fi
fi
-AM_CONDITIONAL([LYX_USE_STD_REGEX], test $lyx_std_regex = yes)
-])dnl
+LYX_CXX_USE_REGEX([$cxx11_flags])
+])
dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
dnl be used.
AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
AC_MSG_RESULT([$lyx_cv_with_included_boost])
if test x$lyx_cv_with_included_boost = xyes ; then
- BOOST_INCLUDES='-I$(top_srcdir)/boost'
- BOOST_LIBS='$(top_builddir)/boost/liblyxboost.a'
+ BOOST_INCLUDES='-I$(top_srcdir)/3rdparty/boost'
+ BOOST_LIBS='$(top_builddir)/3rdparty/boost/liblyxboost.a'
else
AC_LANG_PUSH(C++)
save_LIBS=$LIBS
])
+dnl Usage: LYX_USE_INCLUDED_ICONV : select if the included iconv should
+dnl be used.
+AC_DEFUN([LYX_USE_INCLUDED_ICONV],[
+ AC_MSG_CHECKING([whether to use included iconv library])
+ AC_ARG_WITH(included-iconv,
+ [AC_HELP_STRING([--without-included-iconv], [do not use the iconv lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])],
+ [lyx_cv_with_included_iconv=$withval],
+ [lyx_cv_with_included_iconv=no])
+ AM_CONDITIONAL(USE_INCLUDED_ICONV, test x$lyx_cv_with_included_iconv = xyes)
+ AC_MSG_RESULT([$lyx_cv_with_included_iconv])
+ if test x$lyx_cv_with_included_iconv = xyes ; then
+dnl Some bits from libiconv configure.ac to avoid a nested configure call:
+ AC_EILSEQ
+ AC_TYPE_MBSTATE_T
+ AC_CHECK_FUNCS([getc_unlocked mbrtowc wcrtomb mbsinit setlocale])
+dnl Ymbstate_t is used if HAVE_WCRTOMB || HAVE_MBRTOWC, see 3rdparty/libiconv/1.14/lib/loop_wchar.h.
+ if test $ac_cv_func_wcrtomb = yes || test $ac_cv_func_mbrtowc = yes; then
+ USE_MBSTATE_T=1
+ else
+ USE_MBSTATE_T=0
+ fi
+ AC_SUBST([USE_MBSTATE_T])
+ AC_CACHE_CHECK([whether <wchar.h> is standalone],
+ [gl_cv_header_wchar_h_standalone],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[#include <wchar.h>
+ wchar_t w;]],
+ [[]])],
+ [gl_cv_header_wchar_h_standalone=yes],
+ [gl_cv_header_wchar_h_standalone=no])])
+ if test $gl_cv_header_wchar_h_standalone = yes; then
+ BROKEN_WCHAR_H=0
+ else
+ BROKEN_WCHAR_H=1
+ fi
+ AC_SUBST([BROKEN_WCHAR_H])
+dnl we want const correctness
+ AC_DEFINE_UNQUOTED([ICONV_CONST], [const],
+ [Define as const if the declaration of iconv() needs const.])
+ ICONV_CONST=const
+ AC_SUBST([ICONV_CONST])
+dnl we build a static lib
+ DLL_VARIABLE=
+ AC_SUBST([DLL_VARIABLE])
+ ICONV_INCLUDES='-I$(top_srcdir)/3rdparty/libiconv/1.14 -I$(top_builddir)/3rdparty/libiconv'
+ ICONV_LIBS='\$(top_builddir)/3rdparty/libiconv/liblyxiconv.a'
+ ICONV_ICONV_H_IN=3rdparty/libiconv/iconv.h:3rdparty/libiconv/1.14/include/iconv.h.in
+ else
+ ICONV_INCLUDES=
+ AM_ICONV
+ if test "$am_cv_func_iconv" = no; then
+ AC_MSG_ERROR([cannot find required library iconv.])
+ else
+ ICONV_LIBS="$LIBICONV"
+ fi
+ ICONV_ICONV_H_IN=
+ fi
+ AC_SUBST(ICONV_INCLUDES)
+ AC_SUBST(ICONV_LIBS)
+ AC_SUBST(ICONV_ICONV_H_IN)
+])
+
+
+dnl Usage: LYX_USE_INCLUDED_ZLIB : select if the included zlib should
+dnl be used.
+AC_DEFUN([LYX_USE_INCLUDED_ZLIB],[
+ AC_MSG_CHECKING([whether to use included zlib library])
+ AC_ARG_WITH(included-zlib,
+ [AC_HELP_STRING([--without-included-zlib], [do not use the zlib lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])],
+ [lyx_cv_with_included_zlib=$withval],
+ [lyx_cv_with_included_zlib=no])
+ AM_CONDITIONAL(USE_INCLUDED_ZLIB, test x$lyx_cv_with_included_zlib = xyes)
+ AC_MSG_RESULT([$lyx_cv_with_included_zlib])
+ if test x$lyx_cv_with_included_zlib = xyes ; then
+ ZLIB_INCLUDES='-I$(top_srcdir)/3rdparty/zlib/1.2.8 -I$(top_builddir)/3rdparty/zlib'
+ ZLIB_LIBS='$(top_builddir)/3rdparty/zlib/liblyxzlib.a'
+ mkdir -p 3rdparty/zlib
+dnl include standard config.h for HAVE_UNISTD_H
+ echo "#include <../../config.h>" > 3rdparty/zlib/zconf.h
+dnl prevent clash with system zlib that might be dragged in by other libs
+ echo "#define Z_PREFIX 1" >> 3rdparty/zlib/zconf.h
+ cat "${srcdir}/3rdparty/zlib/1.2.8/zconf.h.in" >> 3rdparty/zlib/zconf.h
+ else
+ ZLIB_INCLUDES=
+ AC_CHECK_HEADERS(zlib.h,
+ [AC_CHECK_LIB(z, gzopen, [ZLIB_LIBS="-lz"], LYX_LIB_ERROR(libz,zlib))],
+ [LYX_LIB_ERROR(zlib.h,zlib)])
+ fi
+ AC_SUBST(ZLIB_INCLUDES)
+ AC_SUBST(ZLIB_LIBS)
+])
+
+
dnl Usage: LYX_CHECK_CALLSTACK_PRINTING: define LYX_CALLSTACK_PRINTING if the
dnl necessary APIs are available to print callstacks.
AC_DEFUN([LYX_CHECK_CALLSTACK_PRINTING],
[lyx_use_packaging="$withval"], [
case $host in
*-apple-darwin*) lyx_use_packaging=macosx ;;
- *-pc-mingw32*) lyx_use_packaging=windows ;;
+ *-pc-mingw*) lyx_use_packaging=windows ;;
+ *-mingw32*) lyx_use_packaging=windows ;;
*haiku*) lyx_use_packaging=haiku ;;
*) lyx_use_packaging=posix ;;
esac])
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