Alexei Sheplyakov
16 years ago
5 changed files with 0 additions and 439 deletions
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1autoconf/aclocal.m4
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2configure.ac
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21include/cln/config.h.in
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275include/cln/modules.h
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140m4/c++-constructors.m4
@ -1,140 +0,0 @@ |
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dnl Copyright (C) 1993-2002 Free Software Foundation, Inc. |
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dnl This file is free software, distributed under the terms of the GNU |
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dnl General Public License. As a special exception to the GNU General |
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dnl Public License, this file may be distributed as part of a program |
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dnl that contains a configuration script generated by Autoconf, under |
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dnl the same distribution terms as the rest of that program. |
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|
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dnl From Bruno Haible, Marcus Daniels. |
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|
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AC_PREREQ(2.13) |
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|
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AC_DEFUN([CL_GLOBAL_CONSTRUCTORS], |
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[AC_REQUIRE([CL_AS_UNDERSCORE])dnl |
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if test -n "$GCC"; then |
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AC_CACHE_CHECK(for the global constructors function prefix, |
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cl_cv_cplusplus_ctorprefix, [ |
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cat > conftest.cc << EOF |
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struct foo { foo (); }; |
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foo foobar; |
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EOF |
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# look for the assembly language name in the .s file |
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AC_TRY_COMMAND(${CXX-g++} $CXXFLAGS -S conftest.cc) >/dev/null 2>&1 |
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if grep '_GLOBAL_\$I\$foobar' conftest.s >/dev/null ; then |
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cl_cv_cplusplus_ctorprefix='_GLOBAL_$I$' |
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else |
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if grep '_GLOBAL_\.I\.foobar' conftest.s >/dev/null ; then |
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cl_cv_cplusplus_ctorprefix='_GLOBAL_.I.' |
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else |
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if grep '_GLOBAL__I_foobar' conftest.s >/dev/null ; then |
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cl_cv_cplusplus_ctorprefix='_GLOBAL__I_' |
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else |
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cl_cv_cplusplus_ctorprefix=unknown |
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fi |
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fi |
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fi |
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rm -f conftest* |
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]) |
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if test "$cl_cv_cplusplus_ctorprefix" '!=' unknown; then |
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ac_value='"'"$cl_cv_cplusplus_ctorprefix"'"' |
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AC_DEFINE_UNQUOTED(CL_GLOBAL_CONSTRUCTOR_PREFIX,$ac_value) |
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AC_CACHE_CHECK(for the global destructors function prefix, |
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cl_cv_cplusplus_dtorprefix, [ |
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cat > conftest.cc << EOF |
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struct foo { foo (); ~ foo (); }; |
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foo foobar; |
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EOF |
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# look for the assembly language name in the .s file |
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AC_TRY_COMMAND(${CXX-g++} $CXXFLAGS -S conftest.cc) >/dev/null 2>&1 |
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if grep '_GLOBAL_\$D\$foobar' conftest.s >/dev/null ; then |
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cl_cv_cplusplus_dtorprefix='_GLOBAL_$D$' |
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else |
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if grep '_GLOBAL_\.D\.foobar' conftest.s >/dev/null ; then |
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cl_cv_cplusplus_dtorprefix='_GLOBAL_.D.' |
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else |
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if grep '_GLOBAL__D_foobar' conftest.s >/dev/null ; then |
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cl_cv_cplusplus_dtorprefix='_GLOBAL__D_' |
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else |
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cl_cv_cplusplus_dtorprefix=none |
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fi |
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fi |
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fi |
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rm -f conftest* |
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]) |
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if test "$cl_cv_cplusplus_dtorprefix" '!=' none; then |
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ac_value='"'"$cl_cv_cplusplus_ctorprefix"'"' |
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AC_DEFINE_UNQUOTED(CL_GLOBAL_DESTRUCTOR_PREFIX,$ac_value) |
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fi |
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dnl Check whether the global constructors/destructors functions are file-scope |
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dnl only by default. This is the case in egcs-1.1.2 or newer. |
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AC_CACHE_CHECK(whether the global constructors function need to be exported, |
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cl_cv_cplusplus_ctorexport, [ |
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cat > conftest1.cc << EOF |
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struct foo { foo (); }; |
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foo foobar; |
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EOF |
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cat > conftest2.cc << EOF |
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#include "confdefs.h" |
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#ifdef ASM_UNDERSCORE |
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#define ASM_UNDERSCORE_PREFIX "_" |
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#else |
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#define ASM_UNDERSCORE_PREFIX "" |
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#endif |
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struct foo { foo (); }; |
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foo::foo () {} |
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extern "C" void ctor (void) __asm__ (ASM_UNDERSCORE_PREFIX CL_GLOBAL_CONSTRUCTOR_PREFIX "foobar"); |
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int main() { ctor(); return 0; } |
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EOF |
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if AC_TRY_COMMAND(${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest1.cc conftest2.cc $LIBS 1>&5) >/dev/null 2>&1 && test -s conftest${ac_exeext}; then |
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cl_cv_cplusplus_ctorexport=no |
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else |
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cl_cv_cplusplus_ctorexport=yes |
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fi |
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rm -f conftest* |
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]) |
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if test "$cl_cv_cplusplus_ctorexport" = yes; then |
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AC_DEFINE(CL_NEED_GLOBALIZE_CTORDTOR) |
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fi |
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dnl Test what suffix to give the global ctors inside shared object files. |
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if test "$enable_shared" = yes; then |
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AC_CACHE_CHECK([for the global constructor function suffix in shared objects], |
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cl_cv_cplusplus_ctorsuffix_pic, [ |
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cat > conftest.cc << EOF |
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extern "C" void func () {} |
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static struct S { |
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inline S () {} |
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} S; |
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EOF |
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AC_TRY_COMMAND(${CXX-g++} $CXXFLAGS ${lt_prog_compiler_pic_CXX-"-fPIC"} -S conftest.cc) >/dev/null 2>&1 |
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if grep "${cl_cv_cplusplus_ctorprefix}conftest\.cc" conftest.s >/dev/null; then |
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cl_cv_cplusplus_ctorsuffix_pic='#module ".cc"' |
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else |
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cl_cv_cplusplus_ctorsuffix_pic='"cl_module__" #module "__firstglobalfun"' |
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fi |
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rm -f conftest* |
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]) |
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AC_DEFINE_UNQUOTED([CL_GLOBAL_CONSTRUCTOR_SUFFIX_PIC(module)], [$cl_cv_cplusplus_ctorsuffix_pic]) |
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fi |
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dnl Test what suffix to give the global ctors inside static object files. |
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if test "$enable_static" = yes; then |
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AC_CACHE_CHECK([for the global constructor function suffix in static objects], |
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cl_cv_cplusplus_ctorsuffix_nopic, [ |
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cat > conftest.cc << EOF |
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extern "C" void func () {} |
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static struct S { |
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inline S () {} |
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} S; |
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EOF |
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AC_TRY_COMMAND(${CXX-g++} $CXXFLAGS -S conftest.cc) >/dev/null 2>&1 |
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if grep "${cl_cv_cplusplus_ctorprefix}conftest\.cc" conftest.s >/dev/null; then |
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cl_cv_cplusplus_ctorsuffix_nopic='#module ".cc"' |
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else |
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cl_cv_cplusplus_ctorsuffix_nopic='"cl_module__" #module "__firstglobalfun"' |
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fi |
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rm -f conftest* |
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]) |
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AC_DEFINE_UNQUOTED([CL_GLOBAL_CONSTRUCTOR_SUFFIX_NOPIC(module)], [$cl_cv_cplusplus_ctorsuffix_nopic]) |
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fi |
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fi |
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fi |
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]) |
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