* config/i386/cygwin.h: Declare ctor_section, dtor_section drectve_section,

[pf3gnuchains/gcc-fork.git] / configure.in

diff --git a/configure.in b/configure.in
index 1b313fa..318791c 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -72,7 +72,6 @@ target_libs="target-libiberty \
                target-newlib \
                target-librx \
                ${libstdcxx_version} \
-               target-libg++ \
                target-libf2c \
                target-libchill \
                ${libgcj}
@@ -576,7 +575,7 @@ case "${host}" in
      noconfigdirs="$noconfigdirs tk itcl tix libgui gdb"
      ;;
   *-*-cygwin*)
-     noconfigdirs="autoconf automake send-pr rcs guile perl texinfo apache inet"
+     noconfigdirs="autoconf automake send-pr rcs guile perl apache inet"
     ;;
   *-*-netbsd*)
     noconfigdirs="rcs"
@@ -591,7 +590,7 @@ esac
 
 case "${target}" in
   *-*-netware)
-    noconfigdirs="$noconfigdirs target-libg++ ${libstdcxx_version} target-librx target-newlib target-libiberty target-libgloss ${libgcj}"
+    noconfigdirs="$noconfigdirs ${libstdcxx_version} target-librx target-newlib target-libiberty target-libgloss ${libgcj}"
     ;;
   *-*-rtems*)
     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
@@ -655,7 +654,7 @@ case "${target}" in
     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
     ;;
   c4x-*-*)
-    noconfigdirs="$noconfigdirs target-libg++ ${libstdcxx_version} target-librx target-libgloss ${libgcj}"
+    noconfigdirs="$noconfigdirs ${libstdcxx_version} target-librx target-libgloss ${libgcj}"
     ;;
   c54x*-*-* | tic54x-*-*)
     noconfigdirs="$noconfigdirs ${libstdcxx_version} target-libgloss ${libgcj} gcc gdb newlib"
@@ -700,7 +699,7 @@ case "${target}" in
     noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
     ;;
   d10v-*-*)
-    noconfigdirs="$noconfigdirs target-librx target-libg++ ${libstdcxx_version} target-libgloss ${libgcj}"
+    noconfigdirs="$noconfigdirs target-librx ${libstdcxx_version} target-libgloss ${libgcj}"
     ;;
   d30v-*-*)
     noconfigdirs="${libgcj}"
@@ -713,7 +712,7 @@ case "${target}" in
     ;;
   h8300*-*-* | \
   h8500-*-*)
-    noconfigdirs="$noconfigdirs target-libg++ ${libstdcxx_version} target-librx target-libgloss ${libgcj}"
+    noconfigdirs="$noconfigdirs ${libstdcxx_version} target-librx target-libgloss ${libgcj}"
     ;;
   hppa*-*-*elf* | \
   hppa*-*-linux* | \
@@ -771,7 +770,7 @@ case "${target}" in
     esac
     ;;    
   i[3456]86-*-pe)
-    noconfigdirs="$noconfigdirs target-libg++ ${libstdcxx_version} target-librx target-libgloss ${libgcj}"
+    noconfigdirs="$noconfigdirs ${libstdcxx_version} target-librx target-libgloss ${libgcj}"
     ;;
   i[3456]86-*-sco3.2v5*)
     # The linker does not yet know about weak symbols in COFF,
@@ -928,7 +927,7 @@ case "${target}" in
   sparc-*-solaris*)
     ;;
   v810-*-*)
-    noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libg++ ${libstdcxx_version} opcodes target-libgloss ${libgcj}"
+    noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld ${libstdcxx_version} opcodes target-libgloss ${libgcj}"
     ;;
   v850-*-*)
     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
@@ -994,6 +993,39 @@ else
                exit 1
        fi
 fi
+
+# First scan to see if an enabled language requires some other language.
+# We assume that a given config-lang.in will list all the language
+# front ends it requires, even if some are required indirectly.
+for lang in ${srcdir}/gcc/*/config-lang.in ..
+do
+   case $lang in
+    ..)
+       ;;
+    # The odd quoting in the next line works around
+    # an apparent bug in bash 1.12 on linux.
+    ${srcdir}/gcc/[*]/config-lang.in)
+       ;;
+    *)
+       lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^     ]*\).*$,\1,p' $lang`
+       this_lang_requires=`sed -n -e 's,^lang_requires=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^lang_requires=\([^   ]*\).*$,\1,p' $lang`
+       for other in $this_lang_requires
+       do
+         case ,${enable_languages}, in
+          *,$other,*)
+             ;;
+          *,all,*)
+             ;;
+          *,$lang_alias,*)
+             echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2
+             enable_languages="$enable_languages,$other"
+             ;;
+         esac
+       done
+       ;;
+   esac
+done
+
 subdirs=
 for lang in ${srcdir}/gcc/*/config-lang.in ..
 do
@@ -1027,7 +1059,6 @@ do
        esac
 done
 
-
 # Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
 # $target_configdirs.
 # If we have the source for $noconfigdirs entries, add them to $notsupp.
@@ -1292,7 +1323,7 @@ fi
 
 # provide a proper gxx_include_dir.
 # Note, if you change the default, make sure to fix both here and in
-# the gcc, libio, libstdc++ and libg++ subdirectories.
+# the gcc and libstdc++-v3 subdirectories.
 # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
 gxx_include_dir=
 if test -n "${with_gxx_include_dir}"; then