- Finish splitting the visibility macro also for plugins
---Questa linea, e quelle sotto di essa, saranno ignorate-- A trunk/plugins/pyloader/m4/sgpemv2-visibility.m4 M trunk/plugins/pyloader/configure.ac M trunk/plugins/pyloader/Makefile.am A trunk/plugins/xmlsave/m4/sgpemv2-visibility.m4 M trunk/plugins/xmlsave/configure.ac M trunk/plugins/xmlsave/Makefile.am git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@722 3ecf2c5c-341e-0410-92b4-d18e462d057c
This commit is contained in:
tchernobog
parent
cd9a73ee0e
commit
b69f9b9d12
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@ -51,7 +51,8 @@ ACLOCAL_AMFLAGS = -I m4
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macros = m4/compilerflags.m4 \
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m4/linkingflags.m4 \
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m4/sgpemv2-dirs.m4
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m4/sgpemv2-dirs.m4 \
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m4/sgpemv2-visibility.m4
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EXTRA_DIST += \
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config/config.rpath \
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@ -104,54 +104,7 @@ PKG_CHECK_MODULES([GLIBMM],
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:, AC_MSG_ERROR([$GLIBMM_PKG_ERRORS]))
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dnl use DSO visibility tags for systems that supports it correctly
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dnl (for example, GCC 4.0 and above)
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dnl see http://gcc.gnu.org/wiki/Visibility for more informations
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AH_TEMPLATE([SG_DLLEXPORT],[Attribute for objects to be exported from DSOs])
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AH_TEMPLATE([SG_DLLIMPORT],[Attribute for objects to be imported from DSOs])
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AH_TEMPLATE([SG_DLLLOCAL], [Attribute for objects local to current DSO])
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AH_TEMPLATE([SG_DLLPUBLIC],[Attribute for DSO public objects])
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AC_ARG_ENABLE([visibility-support],
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AS_HELP_STRING([--disable-visibility-support],
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[disable the new GCC visibility support]),
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[enable_gcc_visibility="$enableval"],
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[enable_gcc_visibility="yes"])
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AC_MSG_CHECKING([whether to use new GCC visibility attributes])
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dnl for now it works only with GCC >= 4.0.0
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AC_LANG_PUSH([C++])
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if test "x$enable_gcc_visibility" = "xyes"; then
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AC_COMPILE_IFELSE(
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AC_LANG_PROGRAM([], [
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#if defined __GNUC__ && (__GNUC__) >= 4
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return 0;
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#else
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bails out with a compilation error.
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#endif
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]),
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:,
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[enable_gcc_visibility="no"])
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fi
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AC_LANG_POP
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if test "x$enable_gcc_visibility" = "xyes"; then
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AC_MSG_RESULT([yes])
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AC_DEFINE([SG_DLLIMPORT],[/* intentionally left with no value */])
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AC_DEFINE([SG_DLLEXPORT],[__attribute__ ((visibility("default")))])
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AC_DEFINE([SG_DLLLOCAL],[__attribute__ ((visibility("hidden")))])
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AC_DEFINE([SG_DLLPUBLIC],[__attribute__ ((visibility("default")))])
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AC_CHECK_CXXFLAG([VISIB_HIDDEN], [fvisibility=hidden])
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AC_SUBST([VISIB_HIDDEN])
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AC_CHECK_CXXFLAG([CXXFLAGS],[fvisibility-inlines-hidden])
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else
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AC_MSG_RESULT([no])
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AC_DEFINE([SG_DLLIMPORT],[/* unsupported */])
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AC_DEFINE([SG_DLLEXPORT],[/* unsupported */])
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AC_DEFINE([SG_DLLLOCAL],[/* unsupported */])
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AC_DEFINE([SG_DLLPUBLIC],[/* unsupported */])
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fi
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SGPEMV2_VISIBILITY_SUPPORT
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dnl see if we've to compile tests
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AC_MSG_CHECKING([whether tests have to be built])
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@ -0,0 +1,87 @@
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dnl m4/sgpemv2-visibility.m4 - Copyright 2005, 2006, University
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dnl of Padova, dept. of Pure and Applied
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dnl Mathematics
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dnl
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dnl This file is part of SGPEMv2.
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dnl
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dnl This is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 2 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl SGPEMv2 is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with SGPEMv2; if not, write to the Free Software
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dnl Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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dnl ---------- AC_PROG_SGPEMV2 ---------------------
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dnl
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dnl Synopsis: AC_PROG_SGPEMV2([min_version])
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dnl
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dnl This macro enables the new DSO visibility
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dnl support for compilers that supports it, defining
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dnl the following preprocessor macros:
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dnl SG_DLLEXPORT : for objects exported by the DSO
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dnl SG_DLLIMPORT : for objects imported by the DSO
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dnl SG_DLLLOCAL : for objects local to the DSO
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dnl SG_DLLPUBLIC : for objects public outside the DSO
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dnl
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dnl Example of usage: SGPEMV2_VISIBILITY_SUPPORT
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dnl ------------------------------------------------
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AC_DEFUN([SGPEMV2_VISIBILITY_SUPPORT],
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[
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dnl use DSO visibility tags for systems that supports it correctly
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dnl (for example, GCC 4.0 and above)
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dnl see http://gcc.gnu.org/wiki/Visibility for more informations
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AH_TEMPLATE([SG_DLLEXPORT],[Attribute for objects to be exported from DSOs])
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AH_TEMPLATE([SG_DLLIMPORT],[Attribute for objects to be imported from DSOs])
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AH_TEMPLATE([SG_DLLLOCAL], [Attribute for objects local to current DSO])
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AH_TEMPLATE([SG_DLLPUBLIC],[Attribute for DSO public objects])
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AC_ARG_ENABLE([visibility-support],
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AS_HELP_STRING([--disable-visibility-support],
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[disable the new GCC visibility support]),
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[enable_gcc_visibility="$enableval"],
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[enable_gcc_visibility="yes"])
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AC_MSG_CHECKING([whether to use new GCC visibility attributes])
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dnl for now it works only with GCC >= 4.0.0
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AC_LANG_PUSH([C++])
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if test "x$enable_gcc_visibility" = "xyes"; then
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AC_COMPILE_IFELSE(
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AC_LANG_PROGRAM([], [
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#if defined __GNUC__ && (__GNUC__) >= 4
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return 0;
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#else
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bails out with a compilation error.
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#endif
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]),
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:,
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[enable_gcc_visibility="no"])
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fi
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AC_LANG_POP
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if test "x$enable_gcc_visibility" = "xyes"; then
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AC_MSG_RESULT([yes])
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AC_DEFINE([SG_DLLIMPORT],[/* intentionally left with no value */])
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AC_DEFINE([SG_DLLEXPORT],[__attribute__ ((visibility("default")))])
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AC_DEFINE([SG_DLLLOCAL],[__attribute__ ((visibility("hidden")))])
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AC_DEFINE([SG_DLLPUBLIC],[__attribute__ ((visibility("default")))])
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AC_CHECK_CXXFLAG([VISIB_HIDDEN], [fvisibility=hidden])
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AC_SUBST([VISIB_HIDDEN])
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AC_CHECK_CXXFLAG([CXXFLAGS],[fvisibility-inlines-hidden])
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else
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AC_MSG_RESULT([no])
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AC_DEFINE([SG_DLLIMPORT],[/* unsupported */])
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AC_DEFINE([SG_DLLEXPORT],[/* unsupported */])
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AC_DEFINE([SG_DLLLOCAL],[/* unsupported */])
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AC_DEFINE([SG_DLLPUBLIC],[/* unsupported */])
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fi
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])dnl ------- SGPEMV2_VISIBILITY_SUPPORT ---------------------
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@ -50,7 +50,8 @@ ACLOCAL_AMFLAGS = -I m4
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macros = m4/compilerflags.m4 \
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m4/linkingflags.m4 \
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m4/sgpemv2-dirs.m4
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m4/sgpemv2-dirs.m4 \
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m4/sgpemv2-visibility.m4
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EXTRA_DIST += \
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config/config.rpath \
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@ -102,54 +102,7 @@ PKG_CHECK_MODULES([LIBXML2],
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dnl use DSO visibility tags for systems that supports it correctly
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dnl (for example, GCC 4.0 and above)
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dnl see http://gcc.gnu.org/wiki/Visibility for more informations
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AH_TEMPLATE([SG_DLLEXPORT],[Attribute for objects to be exported from DSOs])
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AH_TEMPLATE([SG_DLLIMPORT],[Attribute for objects to be imported from DSOs])
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AH_TEMPLATE([SG_DLLLOCAL], [Attribute for objects local to current DSO])
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AH_TEMPLATE([SG_DLLPUBLIC],[Attribute for DSO public objects])
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AC_ARG_ENABLE([visibility-support],
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AS_HELP_STRING([--disable-visibility-support],
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[disable the new GCC visibility support]),
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[enable_gcc_visibility="$enableval"],
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[enable_gcc_visibility="yes"])
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AC_MSG_CHECKING([whether to use new GCC visibility attributes])
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dnl for now it works only with GCC >= 4.0.0
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AC_LANG_PUSH([C++])
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if test "x$enable_gcc_visibility" = "xyes"; then
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AC_COMPILE_IFELSE(
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AC_LANG_PROGRAM([], [
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#if defined __GNUC__ && (__GNUC__) >= 4
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return 0;
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#else
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bails out with a compilation error.
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#endif
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]),
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:,
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[enable_gcc_visibility="no"])
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fi
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AC_LANG_POP
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if test "x$enable_gcc_visibility" = "xyes"; then
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AC_MSG_RESULT([yes])
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AC_DEFINE([SG_DLLIMPORT],[/* intentionally left with no value */])
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AC_DEFINE([SG_DLLEXPORT],[__attribute__ ((visibility("default")))])
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AC_DEFINE([SG_DLLLOCAL],[__attribute__ ((visibility("hidden")))])
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AC_DEFINE([SG_DLLPUBLIC],[__attribute__ ((visibility("default")))])
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AC_CHECK_CXXFLAG([VISIB_HIDDEN], [fvisibility=hidden])
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AC_SUBST([VISIB_HIDDEN])
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AC_CHECK_CXXFLAG([CXXFLAGS],[fvisibility-inlines-hidden])
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else
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AC_MSG_RESULT([no])
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AC_DEFINE([SG_DLLIMPORT],[/* unsupported */])
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AC_DEFINE([SG_DLLEXPORT],[/* unsupported */])
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AC_DEFINE([SG_DLLLOCAL],[/* unsupported */])
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AC_DEFINE([SG_DLLPUBLIC],[/* unsupported */])
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fi
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SGPEMV2_VISIBILITY_SUPPORT
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dnl see if we've to compile tests
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AC_MSG_CHECKING([whether tests have to be built])
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@ -0,0 +1,87 @@
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dnl m4/sgpemv2-visibility.m4 - Copyright 2005, 2006, University
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dnl of Padova, dept. of Pure and Applied
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dnl Mathematics
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dnl
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dnl This file is part of SGPEMv2.
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dnl
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dnl This is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 2 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl SGPEMv2 is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with SGPEMv2; if not, write to the Free Software
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dnl Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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dnl ---------- AC_PROG_SGPEMV2 ---------------------
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dnl
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dnl Synopsis: AC_PROG_SGPEMV2([min_version])
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dnl
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dnl This macro enables the new DSO visibility
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dnl support for compilers that supports it, defining
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dnl the following preprocessor macros:
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dnl SG_DLLEXPORT : for objects exported by the DSO
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dnl SG_DLLIMPORT : for objects imported by the DSO
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dnl SG_DLLLOCAL : for objects local to the DSO
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dnl SG_DLLPUBLIC : for objects public outside the DSO
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dnl
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dnl Example of usage: SGPEMV2_VISIBILITY_SUPPORT
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dnl ------------------------------------------------
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AC_DEFUN([SGPEMV2_VISIBILITY_SUPPORT],
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[
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dnl use DSO visibility tags for systems that supports it correctly
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dnl (for example, GCC 4.0 and above)
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dnl see http://gcc.gnu.org/wiki/Visibility for more informations
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AH_TEMPLATE([SG_DLLEXPORT],[Attribute for objects to be exported from DSOs])
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AH_TEMPLATE([SG_DLLIMPORT],[Attribute for objects to be imported from DSOs])
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AH_TEMPLATE([SG_DLLLOCAL], [Attribute for objects local to current DSO])
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AH_TEMPLATE([SG_DLLPUBLIC],[Attribute for DSO public objects])
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AC_ARG_ENABLE([visibility-support],
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AS_HELP_STRING([--disable-visibility-support],
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[disable the new GCC visibility support]),
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[enable_gcc_visibility="$enableval"],
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[enable_gcc_visibility="yes"])
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AC_MSG_CHECKING([whether to use new GCC visibility attributes])
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dnl for now it works only with GCC >= 4.0.0
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AC_LANG_PUSH([C++])
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if test "x$enable_gcc_visibility" = "xyes"; then
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AC_COMPILE_IFELSE(
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AC_LANG_PROGRAM([], [
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#if defined __GNUC__ && (__GNUC__) >= 4
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return 0;
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#else
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bails out with a compilation error.
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#endif
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]),
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:,
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[enable_gcc_visibility="no"])
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fi
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AC_LANG_POP
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if test "x$enable_gcc_visibility" = "xyes"; then
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AC_MSG_RESULT([yes])
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AC_DEFINE([SG_DLLIMPORT],[/* intentionally left with no value */])
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AC_DEFINE([SG_DLLEXPORT],[__attribute__ ((visibility("default")))])
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AC_DEFINE([SG_DLLLOCAL],[__attribute__ ((visibility("hidden")))])
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AC_DEFINE([SG_DLLPUBLIC],[__attribute__ ((visibility("default")))])
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AC_CHECK_CXXFLAG([VISIB_HIDDEN], [fvisibility=hidden])
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AC_SUBST([VISIB_HIDDEN])
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AC_CHECK_CXXFLAG([CXXFLAGS],[fvisibility-inlines-hidden])
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else
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AC_MSG_RESULT([no])
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AC_DEFINE([SG_DLLIMPORT],[/* unsupported */])
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AC_DEFINE([SG_DLLEXPORT],[/* unsupported */])
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AC_DEFINE([SG_DLLLOCAL],[/* unsupported */])
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AC_DEFINE([SG_DLLPUBLIC],[/* unsupported */])
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fi
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])dnl ------- SGPEMV2_VISIBILITY_SUPPORT ---------------------
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