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autoconf: Add --disable-embed-stdcxx to suppress linking libstdc++.a into llvm.dll with --enable-shared on Cygming.
Cygwin has stdc++.dll in it's distribution, and we can assume distro's stdc++.dll might be available. llvm-svn: 122622
This commit is contained in:
NAKAMURA Takumi
parent
ec5eb9ed74
commit
4d8db8b43c
@ -279,6 +279,9 @@ ENABLE_PIC := @ENABLE_PIC@
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# Do we want to build a shared library and link the tools with it?
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ENABLE_SHARED := @ENABLE_SHARED@
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# Do we want to link the stdc++ into a shared library? (Cygming)
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ENABLE_EMBED_STDCXX := @ENABLE_EMBED_STDCXX@
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# Use -fvisibility-inlines-hidden?
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ENABLE_VISIBILITY_INLINES_HIDDEN := @ENABLE_VISIBILITY_INLINES_HIDDEN@
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@ -568,6 +568,18 @@ case "$enableval" in
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*) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;;
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esac
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dnl Allow libstdc++ is embedded in LLVM.dll.
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AC_ARG_ENABLE(embed-stdcxx,
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AS_HELP_STRING([--enable-embed-stdcxx],
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[Build a shared library with embedded libstdc++ for Win32 DLL (default is YES)]),,
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enableval=default)
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case "$enableval" in
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yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;;
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no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
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default) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;;
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*) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;;
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esac
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dnl Enable embedding timestamp information into build.
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AC_ARG_ENABLE(timestamps,
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AS_HELP_STRING([--enable-timestamps],
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31
configure
vendored
31
configure
vendored
@ -694,6 +694,7 @@ ENABLE_THREADS
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ENABLE_PTHREADS
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ENABLE_PIC
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ENABLE_SHARED
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ENABLE_EMBED_STDCXX
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ENABLE_TIMESTAMPS
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TARGETS_TO_BUILD
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LLVM_ENUM_TARGETS
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@ -1421,6 +1422,8 @@ Optional Features:
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is YES)
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--enable-shared Build a shared library and link tools against it
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(default is NO)
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--enable-embed-stdcxx Build a shared library with embedded libstdc++ for
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Win32 DLL (default is YES)
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--enable-timestamps Enable embedding timestamp information in build
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(default is YES)
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--enable-targets Build specific host targets: all or
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@ -4999,6 +5002,25 @@ echo "$as_me: error: Invalid setting for --enable-shared. Use \"yes\" or \"no\""
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{ (exit 1); exit 1; }; } ;;
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esac
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# Check whether --enable-embed-stdcxx was given.
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if test "${enable_embed_stdcxx+set}" = set; then
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enableval=$enable_embed_stdcxx;
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else
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enableval=default
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fi
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case "$enableval" in
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yes) ENABLE_EMBED_STDCXX=1
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;;
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no) ENABLE_EMBED_STDCXX=0
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;;
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default) ENABLE_EMBED_STDCXX=1
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;;
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*) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-embed-stdcxx. Use \"yes\" or \"no\"" >&5
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echo "$as_me: error: Invalid setting for --enable-embed-stdcxx. Use \"yes\" or \"no\"" >&2;}
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{ (exit 1); exit 1; }; } ;;
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esac
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# Check whether --enable-timestamps was given.
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if test "${enable_timestamps+set}" = set; then
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enableval=$enable_timestamps;
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@ -11539,7 +11561,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<EOF
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#line 11542 "configure"
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#line 11564 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -21812,11 +21834,11 @@ ENABLE_THREADS!$ENABLE_THREADS$ac_delim
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ENABLE_PTHREADS!$ENABLE_PTHREADS$ac_delim
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ENABLE_PIC!$ENABLE_PIC$ac_delim
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ENABLE_SHARED!$ENABLE_SHARED$ac_delim
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ENABLE_EMBED_STDCXX!$ENABLE_EMBED_STDCXX$ac_delim
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ENABLE_TIMESTAMPS!$ENABLE_TIMESTAMPS$ac_delim
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TARGETS_TO_BUILD!$TARGETS_TO_BUILD$ac_delim
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LLVM_ENUM_TARGETS!$LLVM_ENUM_TARGETS$ac_delim
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LLVM_ENUM_ASM_PRINTERS!$LLVM_ENUM_ASM_PRINTERS$ac_delim
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LLVM_ENUM_ASM_PARSERS!$LLVM_ENUM_ASM_PARSERS$ac_delim
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_ACEOF
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if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 97; then
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@ -21858,6 +21880,7 @@ _ACEOF
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ac_delim='%!_!# '
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for ac_last_try in false false false false false :; do
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cat >conf$$subs.sed <<_ACEOF
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LLVM_ENUM_ASM_PARSERS!$LLVM_ENUM_ASM_PARSERS$ac_delim
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LLVM_ENUM_DISASSEMBLERS!$LLVM_ENUM_DISASSEMBLERS$ac_delim
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ENABLE_CBE_PRINTF_A!$ENABLE_CBE_PRINTF_A$ac_delim
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CLANGPATH!$CLANGPATH$ac_delim
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@ -21954,7 +21977,6 @@ LLVM_CONFIGTIME!$LLVM_CONFIGTIME$ac_delim
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BINDINGS_TO_BUILD!$BINDINGS_TO_BUILD$ac_delim
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ALL_BINDINGS!$ALL_BINDINGS$ac_delim
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OCAML_LIBDIR!$OCAML_LIBDIR$ac_delim
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ENABLE_VISIBILITY_INLINES_HIDDEN!$ENABLE_VISIBILITY_INLINES_HIDDEN$ac_delim
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_ACEOF
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if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 97; then
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@ -21996,13 +22018,14 @@ _ACEOF
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ac_delim='%!_!# '
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for ac_last_try in false false false false false :; do
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cat >conf$$subs.sed <<_ACEOF
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ENABLE_VISIBILITY_INLINES_HIDDEN!$ENABLE_VISIBILITY_INLINES_HIDDEN$ac_delim
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RPATH!$RPATH$ac_delim
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RDYNAMIC!$RDYNAMIC$ac_delim
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LIBOBJS!$LIBOBJS$ac_delim
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LTLIBOBJS!$LTLIBOBJS$ac_delim
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_ACEOF
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if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 4; then
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if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 5; then
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break
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elif $ac_last_try; then
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{ { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
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@ -18,11 +18,12 @@ SHARED_LIBRARY = 1
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include $(LEVEL)/Makefile.config
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ifeq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW))
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EXPORTED_SYMBOL_FILE = $(ObjDir)/$(LIBRARYNAME).exports
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EXPORTED_SYMBOL_FILE = $(ObjDir)/$(LIBRARYNAME).exports
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ifeq (1,$(ENABLE_EMBED_STDCXX))
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# It is needed to force static-stdc++.a linked.
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# FIXME: It should be omitted when configure detects system's stdc++.dll.
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SHLIB_FRAG_NAMES += stdc++.a.o
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endif
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endif
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