;;
esac
;;
- *-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-cygwin*)
+ *-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-cygwin* | *-solaris*)
# All these tests are for C++; save the language and the compiler flags.
# The CXXFLAGS thing is suspicious, but based on similar bits previously
CXXFLAGS="$ac_save_CXXFLAGS"
- ;;
- *-solaris*)
-
- # If we're not using GNU ld, then there's no point in even trying these
- # tests. Check for that first. We should have already tested for gld
- # by now (in libtool), but require it now just to be safe...
- test -z "$SECTION_LDFLAGS" && SECTION_LDFLAGS=''
- test -z "$OPT_LDFLAGS" && OPT_LDFLAGS=''
-
-
-
- # The name set by libtool depends on the version of libtool. Shame on us
- # for depending on an impl detail, but c'est la vie. Older versions used
- # ac_cv_prog_gnu_ld, but now it's lt_cv_prog_gnu_ld, and is copied back on
- # top of with_gnu_ld (which is also set by --with-gnu-ld, so that actually
- # makes sense). We'll test with_gnu_ld everywhere else, so if that isn't
- # set (hence we're using an older libtool), then set it.
- if test x${with_gnu_ld+set} != xset; then
- if test x${ac_cv_prog_gnu_ld+set} != xset; then
- # We got through "ac_require(ac_prog_ld)" and still not set? Huh?
- with_gnu_ld=no
- else
- with_gnu_ld=$ac_cv_prog_gnu_ld
- fi
- fi
-
- # Start by getting the version number. I think the libtool test already
- # does some of this, but throws away the result.
- glibcxx_ld_is_gold=no
- if test x"$with_gnu_ld" = x"yes"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld version" >&5
-$as_echo_n "checking for ld version... " >&6; }
-
- if $LD --version 2>/dev/null | grep 'GNU gold' >/dev/null 2>&1; then
- glibcxx_ld_is_gold=yes
- fi
- ldver=`$LD --version 2>/dev/null |
- sed -e 's/GNU gold /GNU ld /;s/GNU ld version /GNU ld /;s/GNU ld ([^)]*) /GNU ld /;s/GNU ld \([0-9.][0-9.]*\).*/\1/; q'`
-
- glibcxx_gnu_ld_version=`echo $ldver | \
- $AWK -F. '{ if (NF<3) $3=0; print ($1*100+$2)*100+$3 }'`
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $glibcxx_gnu_ld_version" >&5
-$as_echo "$glibcxx_gnu_ld_version" >&6; }
- fi
-
- # Set --gc-sections.
- glibcxx_have_gc_sections=no
- if test "$glibcxx_ld_is_gold" = "yes"; then
- if $LD --help 2>/dev/null | grep gc-sections >/dev/null 2>&1; then
- glibcxx_have_gc_sections=yes
- fi
- else
- glibcxx_gcsections_min_ld=21602
- if test x"$with_gnu_ld" = x"yes" &&
- test $glibcxx_gnu_ld_version -gt $glibcxx_gcsections_min_ld ; then
- glibcxx_have_gc_sections=yes
- fi
- fi
- if test "$glibcxx_have_gc_sections" = "yes"; then
- # Sufficiently young GNU ld it is! Joy and bunny rabbits!
- # NB: This flag only works reliably after 2.16.1. Configure tests
- # for this are difficult, so hard wire a value that should work.
-
- ac_test_CFLAGS="${CFLAGS+set}"
- ac_save_CFLAGS="$CFLAGS"
- CFLAGS='-Wl,--gc-sections'
-
- # Check for -Wl,--gc-sections
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld that supports -Wl,--gc-sections" >&5
-$as_echo_n "checking for ld that supports -Wl,--gc-sections... " >&6; }
- if test x$gcc_no_link = xyes; then
- as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
-fi
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
- int one(void) { return 1; }
- int two(void) { return 2; }
-
-int
-main ()
-{
- two();
- ;
- return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
- ac_gcsections=yes
-else
- ac_gcsections=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
- conftest$ac_exeext conftest.$ac_ext
- if test "$ac_gcsections" = "yes"; then
- rm -f conftest.c
- touch conftest.c
- if $CC -c conftest.c; then
- if $LD --gc-sections -o conftest conftest.o 2>&1 | \
- grep "Warning: gc-sections option ignored" > /dev/null; then
- ac_gcsections=no
- fi
- fi
- rm -f conftest.c conftest.o conftest
- fi
- if test "$ac_gcsections" = "yes"; then
- SECTION_LDFLAGS="-Wl,--gc-sections $SECTION_LDFLAGS"
- fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_gcsections" >&5
-$as_echo "$ac_gcsections" >&6; }
-
- if test "$ac_test_CFLAGS" = set; then
- CFLAGS="$ac_save_CFLAGS"
- else
- # this is the suspicious part
- CFLAGS=''
- fi
- fi
-
- # Set -z,relro.
- # Note this is only for shared objects.
- ac_ld_relro=no
- if test x"$with_gnu_ld" = x"yes"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld that supports -Wl,-z,relro" >&5
-$as_echo_n "checking for ld that supports -Wl,-z,relro... " >&6; }
- cxx_z_relo=`$LD -v --help 2>/dev/null | grep "z relro"`
- if test -n "$cxx_z_relo"; then
- OPT_LDFLAGS="-Wl,-z,relro"
- ac_ld_relro=yes
- fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ld_relro" >&5
-$as_echo "$ac_ld_relro" >&6; }
- fi
-
- # Set linker optimization flags.
- if test x"$with_gnu_ld" = x"yes"; then
- OPT_LDFLAGS="-Wl,-O1 $OPT_LDFLAGS"
- fi
-
-
-
-
- $as_echo "#define HAVE_MBSTATE_T 1" >>confdefs.h
-
- $as_echo "#define HAVE_FINITE 1" >>confdefs.h
-
- $as_echo "#define HAVE_FPCLASS 1" >>confdefs.h
-
- # All of the dependencies for wide character support are here, so
- # turn it on.
- $as_echo "#define _GLIBCXX_USE_WCHAR_T 1" >>confdefs.h
-
- # These two C99 functions are present only in Solaris >= 10
- $as_echo "#define HAVE_STRTOF 1" >>confdefs.h
-
- $as_echo "#define HAVE_STRTOLD 1" >>confdefs.h
-
- $as_echo "#define HAVE_ISNAN 1" >>confdefs.h
-
- $as_echo "#define HAVE_ISNANF 1" >>confdefs.h
-
- $as_echo "#define HAVE_MODFF 1" >>confdefs.h
-
- $as_echo "#define HAVE_HYPOT 1" >>confdefs.h
-
;;
*-tpf)
SECTION_FLAGS='-ffunction-sections -fdata-sections'
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