Adjust -Wl,--asneeded test to avoid using the switch if it breaks
libreadline. What we will do for compatibility :-(
This commit is contained in:
Tom Lane
parent
9f19470966
commit
1ac1bea076
@ -1,5 +1,5 @@
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# Macros to detect C compiler features
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# Macros to detect C compiler features
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# $PostgreSQL: pgsql/config/c-compiler.m4,v 1.17 2008/05/18 20:13:12 tgl Exp $
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# $PostgreSQL: pgsql/config/c-compiler.m4,v 1.18 2008/05/20 03:30:21 tgl Exp $
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# PGAC_C_SIGNED
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# PGAC_C_SIGNED
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@ -117,11 +117,13 @@ _AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],
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# ------------------------
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# ------------------------
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# Given a string, check if the compiler supports the string as a
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# Given a string, check if the compiler supports the string as a
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# command-line option. If it does, add the string to LDFLAGS.
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# command-line option. If it does, add the string to LDFLAGS.
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# For reasons you'd really rather not know about, this checks whether
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# you can link to a particular function, not just whether you can link.
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AC_DEFUN([PGAC_PROG_CC_LDFLAGS_OPT],
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AC_DEFUN([PGAC_PROG_CC_LDFLAGS_OPT],
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[AC_MSG_CHECKING([if $CC supports $1])
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[AC_MSG_CHECKING([if $CC supports $1])
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pgac_save_LDFLAGS=$LDFLAGS
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pgac_save_LDFLAGS=$LDFLAGS
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LDFLAGS="$pgac_save_LDFLAGS $1"
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LDFLAGS="$pgac_save_LDFLAGS $1"
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AC_LINK_IFELSE([AC_LANG_PROGRAM()],
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AC_LINK_IFELSE([AC_LANG_CALL([],[$2])],
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AC_MSG_RESULT(yes),
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AC_MSG_RESULT(yes),
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[LDFLAGS="$pgac_save_LDFLAGS"
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[LDFLAGS="$pgac_save_LDFLAGS"
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AC_MSG_RESULT(no)])
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AC_MSG_RESULT(no)])
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260
configure
vendored
260
configure
vendored
@ -3977,9 +3977,6 @@ echo "$as_me: error: --enable-profiling is supported only when using GCC" >&2;}
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fi
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fi
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fi
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fi
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{ echo "$as_me:$LINENO: using CFLAGS=$CFLAGS" >&5
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echo "$as_me: using CFLAGS=$CFLAGS" >&6;}
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# We already have this in Makefile.win32, but configure needs it too
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# We already have this in Makefile.win32, but configure needs it too
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if test "$PORTNAME" = "win32"; then
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if test "$PORTNAME" = "win32"; then
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CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
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CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
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@ -4318,116 +4315,6 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
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# If compiler will take -Wl,--as-needed then add that to LDFLAGS.
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# This is much easier than trying to filter LIBS to the minimum for each
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# executable. (Note that shared libraries won't use this switch, though.)
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# On Darwin it's spelled -Wl,-dead_strip_dylibs, but don't try that elsewhere
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if test "$PORTNAME" != "darwin"; then
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{ echo "$as_me:$LINENO: checking if $CC supports -Wl,--as-needed" >&5
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echo $ECHO_N "checking if $CC supports -Wl,--as-needed... $ECHO_C" >&6; }
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pgac_save_LDFLAGS=$LDFLAGS
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LDFLAGS="$pgac_save_LDFLAGS -Wl,--as-needed"
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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int
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main ()
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{
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && {
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test -z "$ac_c_werror_flag" ||
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test ! -s conftest.err
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} && test -s conftest$ac_exeext &&
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$as_test_x conftest$ac_exeext; then
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{ echo "$as_me:$LINENO: result: yes" >&5
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echo "${ECHO_T}yes" >&6; }
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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LDFLAGS="$pgac_save_LDFLAGS"
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{ echo "$as_me:$LINENO: result: no" >&5
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echo "${ECHO_T}no" >&6; }
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fi
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rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
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conftest$ac_exeext conftest.$ac_ext
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else
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{ echo "$as_me:$LINENO: checking if $CC supports -Wl,-dead_strip_dylibs" >&5
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echo $ECHO_N "checking if $CC supports -Wl,-dead_strip_dylibs... $ECHO_C" >&6; }
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pgac_save_LDFLAGS=$LDFLAGS
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LDFLAGS="$pgac_save_LDFLAGS -Wl,-dead_strip_dylibs"
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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int
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main ()
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{
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && {
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test -z "$ac_c_werror_flag" ||
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test ! -s conftest.err
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} && test -s conftest$ac_exeext &&
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$as_test_x conftest$ac_exeext; then
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{ echo "$as_me:$LINENO: result: yes" >&5
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echo "${ECHO_T}yes" >&6; }
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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LDFLAGS="$pgac_save_LDFLAGS"
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{ echo "$as_me:$LINENO: result: no" >&5
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echo "${ECHO_T}no" >&6; }
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fi
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rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
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conftest$ac_exeext conftest.$ac_ext
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fi
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# Create compiler version string
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# Create compiler version string
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if test x"$GCC" = x"yes" ; then
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if test x"$GCC" = x"yes" ; then
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cc_string="GCC `${CC} --version | sed q`"
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cc_string="GCC `${CC} --version | sed q`"
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@ -5596,11 +5483,6 @@ rm -f conftest*
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CPPFLAGS="$CPPFLAGS $INCLUDES"
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CPPFLAGS="$CPPFLAGS $INCLUDES"
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LDFLAGS="$LDFLAGS $LIBDIRS"
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LDFLAGS="$LDFLAGS $LIBDIRS"
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{ echo "$as_me:$LINENO: using CPPFLAGS=$CPPFLAGS" >&5
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echo "$as_me: using CPPFLAGS=$CPPFLAGS" >&6;}
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{ echo "$as_me:$LINENO: using LDFLAGS=$LDFLAGS" >&5
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echo "$as_me: using LDFLAGS=$LDFLAGS" >&6;}
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@ -25749,6 +25631,148 @@ echo "$as_me: WARNING: *** skipping thread test on Win32" >&2;}
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fi
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fi
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fi
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fi
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# If compiler will take -Wl,--as-needed then add that to LDFLAGS.
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# This is much easier than trying to filter LIBS to the minimum for each
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# executable. (Note that shared libraries won't use this switch, though.)
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# On (at least) some Red-Hat-derived systems, this switch breaks linking to
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# libreadline; therefore we postpone testing it until we know what library
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# dependencies readline has. The test code will try to link with $LIBS.
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if test "$with_readline" = yes; then
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link_test_func=readline
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else
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link_test_func=exit
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fi
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if test "$PORTNAME" != "darwin"; then
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{ echo "$as_me:$LINENO: checking if $CC supports -Wl,--as-needed" >&5
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echo $ECHO_N "checking if $CC supports -Wl,--as-needed... $ECHO_C" >&6; }
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pgac_save_LDFLAGS=$LDFLAGS
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LDFLAGS="$pgac_save_LDFLAGS -Wl,--as-needed"
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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/* Override any GCC internal prototype to avoid an error.
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Use char because int might match the return type of a GCC
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builtin and then its argument prototype would still apply. */
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#ifdef __cplusplus
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extern "C"
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#endif
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char $link_test_func ();
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int
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main ()
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{
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return $link_test_func ();
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && {
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test -z "$ac_c_werror_flag" ||
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test ! -s conftest.err
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} && test -s conftest$ac_exeext &&
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$as_test_x conftest$ac_exeext; then
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{ echo "$as_me:$LINENO: result: yes" >&5
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echo "${ECHO_T}yes" >&6; }
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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LDFLAGS="$pgac_save_LDFLAGS"
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{ echo "$as_me:$LINENO: result: no" >&5
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echo "${ECHO_T}no" >&6; }
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fi
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rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
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conftest$ac_exeext conftest.$ac_ext
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else
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# On Darwin it's spelled -Wl,-dead_strip_dylibs, but don't try that elsewhere
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{ echo "$as_me:$LINENO: checking if $CC supports -Wl,-dead_strip_dylibs" >&5
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echo $ECHO_N "checking if $CC supports -Wl,-dead_strip_dylibs... $ECHO_C" >&6; }
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pgac_save_LDFLAGS=$LDFLAGS
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LDFLAGS="$pgac_save_LDFLAGS -Wl,-dead_strip_dylibs"
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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/* Override any GCC internal prototype to avoid an error.
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Use char because int might match the return type of a GCC
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builtin and then its argument prototype would still apply. */
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#ifdef __cplusplus
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extern "C"
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#endif
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char $link_test_func ();
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int
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main ()
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{
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return $link_test_func ();
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && {
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test -z "$ac_c_werror_flag" ||
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test ! -s conftest.err
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} && test -s conftest$ac_exeext &&
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$as_test_x conftest$ac_exeext; then
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{ echo "$as_me:$LINENO: result: yes" >&5
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echo "${ECHO_T}yes" >&6; }
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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LDFLAGS="$pgac_save_LDFLAGS"
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{ echo "$as_me:$LINENO: result: no" >&5
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echo "${ECHO_T}no" >&6; }
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fi
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rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
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conftest$ac_exeext conftest.$ac_ext
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fi
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# Begin output steps
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{ echo "$as_me:$LINENO: using CFLAGS=$CFLAGS" >&5
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echo "$as_me: using CFLAGS=$CFLAGS" >&6;}
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{ echo "$as_me:$LINENO: using CPPFLAGS=$CPPFLAGS" >&5
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echo "$as_me: using CPPFLAGS=$CPPFLAGS" >&6;}
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{ echo "$as_me:$LINENO: using LDFLAGS=$LDFLAGS" >&5
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echo "$as_me: using LDFLAGS=$LDFLAGS" >&6;}
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# prepare build tree if outside source tree
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# prepare build tree if outside source tree
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# Note 1: test -ef might not exist, but it's more reliable than `pwd`.
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# Note 1: test -ef might not exist, but it's more reliable than `pwd`.
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# Note 2: /bin/pwd might be better than shell's built-in at getting
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# Note 2: /bin/pwd might be better than shell's built-in at getting
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42
configure.in
42
configure.in
@ -1,5 +1,5 @@
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dnl Process this file with autoconf to produce a configure script.
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dnl Process this file with autoconf to produce a configure script.
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dnl $PostgreSQL: pgsql/configure.in,v 1.561 2008/05/18 20:13:12 tgl Exp $
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dnl $PostgreSQL: pgsql/configure.in,v 1.562 2008/05/20 03:30:22 tgl Exp $
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dnl
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dnl
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dnl Developers, please strive to achieve this order:
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dnl Developers, please strive to achieve this order:
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dnl
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dnl
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@ -426,8 +426,6 @@ if test "$enable_profiling" = yes && test "$ac_cv_prog_cc_g" = yes; then
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fi
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fi
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fi
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fi
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AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
|
|
||||||
|
|
||||||
# We already have this in Makefile.win32, but configure needs it too
|
# We already have this in Makefile.win32, but configure needs it too
|
||||||
if test "$PORTNAME" = "win32"; then
|
if test "$PORTNAME" = "win32"; then
|
||||||
CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
|
CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
|
||||||
@ -450,16 +448,6 @@ fi
|
|||||||
AC_PROG_CPP
|
AC_PROG_CPP
|
||||||
AC_SUBST(GCC)
|
AC_SUBST(GCC)
|
||||||
|
|
||||||
# If compiler will take -Wl,--as-needed then add that to LDFLAGS.
|
|
||||||
# This is much easier than trying to filter LIBS to the minimum for each
|
|
||||||
# executable. (Note that shared libraries won't use this switch, though.)
|
|
||||||
# On Darwin it's spelled -Wl,-dead_strip_dylibs, but don't try that elsewhere
|
|
||||||
if test "$PORTNAME" != "darwin"; then
|
|
||||||
PGAC_PROG_CC_LDFLAGS_OPT([-Wl,--as-needed])
|
|
||||||
else
|
|
||||||
PGAC_PROG_CC_LDFLAGS_OPT([-Wl,-dead_strip_dylibs])
|
|
||||||
fi
|
|
||||||
|
|
||||||
# Create compiler version string
|
# Create compiler version string
|
||||||
if test x"$GCC" = x"yes" ; then
|
if test x"$GCC" = x"yes" ; then
|
||||||
cc_string="GCC `${CC} --version | sed q`"
|
cc_string="GCC `${CC} --version | sed q`"
|
||||||
@ -773,9 +761,6 @@ AC_SUBST(ELF_SYS)
|
|||||||
CPPFLAGS="$CPPFLAGS $INCLUDES"
|
CPPFLAGS="$CPPFLAGS $INCLUDES"
|
||||||
LDFLAGS="$LDFLAGS $LIBDIRS"
|
LDFLAGS="$LDFLAGS $LIBDIRS"
|
||||||
|
|
||||||
AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
|
|
||||||
AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
|
|
||||||
|
|
||||||
AC_ARG_VAR(LDFLAGS_SL)
|
AC_ARG_VAR(LDFLAGS_SL)
|
||||||
|
|
||||||
PGAC_PROG_LD
|
PGAC_PROG_LD
|
||||||
@ -1712,6 +1697,31 @@ AC_MSG_WARN([*** skipping thread test on Win32])
|
|||||||
fi
|
fi
|
||||||
fi
|
fi
|
||||||
|
|
||||||
|
# If compiler will take -Wl,--as-needed then add that to LDFLAGS.
|
||||||
|
# This is much easier than trying to filter LIBS to the minimum for each
|
||||||
|
# executable. (Note that shared libraries won't use this switch, though.)
|
||||||
|
# On (at least) some Red-Hat-derived systems, this switch breaks linking to
|
||||||
|
# libreadline; therefore we postpone testing it until we know what library
|
||||||
|
# dependencies readline has. The test code will try to link with $LIBS.
|
||||||
|
if test "$with_readline" = yes; then
|
||||||
|
link_test_func=readline
|
||||||
|
else
|
||||||
|
link_test_func=exit
|
||||||
|
fi
|
||||||
|
if test "$PORTNAME" != "darwin"; then
|
||||||
|
PGAC_PROG_CC_LDFLAGS_OPT([-Wl,--as-needed], $link_test_func)
|
||||||
|
else
|
||||||
|
# On Darwin it's spelled -Wl,-dead_strip_dylibs, but don't try that elsewhere
|
||||||
|
PGAC_PROG_CC_LDFLAGS_OPT([-Wl,-dead_strip_dylibs], $link_test_func)
|
||||||
|
fi
|
||||||
|
|
||||||
|
|
||||||
|
# Begin output steps
|
||||||
|
|
||||||
|
AC_MSG_NOTICE([using CFLAGS=$CFLAGS])
|
||||||
|
AC_MSG_NOTICE([using CPPFLAGS=$CPPFLAGS])
|
||||||
|
AC_MSG_NOTICE([using LDFLAGS=$LDFLAGS])
|
||||||
|
|
||||||
# prepare build tree if outside source tree
|
# prepare build tree if outside source tree
|
||||||
# Note 1: test -ef might not exist, but it's more reliable than `pwd`.
|
# Note 1: test -ef might not exist, but it's more reliable than `pwd`.
|
||||||
# Note 2: /bin/pwd might be better than shell's built-in at getting
|
# Note 2: /bin/pwd might be better than shell's built-in at getting
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user