configure.ac (--with-host-libstdcxx): New option.

[gcc.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 52e535678b2496955968c4c678c0c27d7d9b3c40..9ac0824a5ed95aff397bdf2dc4b763856b3e761a 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1315,11 +1315,20 @@ fi
 AC_SUBST(gmplibs)
 AC_SUBST(gmpinc)
 
+# Allow host libstdc++ to be specified for static linking with PPL.
+AC_ARG_WITH(host-libstdcxx, [  --with-host-libstdcxx=L Use linker arguments L to link with libstdc++
+                          when linking with PPL])
+
+case $with_host_libstdcxx in
+  no|yes)
+    AC_MSG_ERROR([-with-host-libstdcxx needs an argument])
+    ;;
+esac
 
 # Check for PPL
 ppl_major_version=0
 ppl_minor_version=10
-ppllibs=" -lppl_c -lppl -lgmpxx "
+ppllibs=" -lppl_c -lppl -lgmpxx $with_host_libstdcxx "
 pplinc=
 
 AC_ARG_WITH(ppl, [  --with-ppl=PATH         Specify prefix directory for the installed PPL package
@@ -1333,7 +1342,7 @@ case $with_ppl in
     ppllibs=
     ;;
   *)
-    ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx"
+    ppllibs="-L$with_ppl/lib -lppl_c -lppl -lgmpxx $with_host_libstdcxx"
     pplinc="-I$with_ppl/include $pplinc"
     LIBS="$ppllibs $LIBS"
     ;;
@@ -1342,11 +1351,11 @@ if test "x$with_ppl_include" != x; then
   pplinc="-I$with_ppl_include $pplinc"
 fi
 if test "x$with_ppl_lib" != x; then
-  ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
+  ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx $with_host_libstdcxx"
   LIBS="$ppllibs $LIBS"
 fi
 if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
-  ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/.libs -L$$r/$(HOST_SUBDIR)/ppl/_libs -lppl_c -lppl -lgmpxx '
+  ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/.libs -L$$r/$(HOST_SUBDIR)/ppl/_libs -lppl_c -lppl -lgmpxx '"$with_host_libstdcxx "
   pplinc='-I$$r/$(HOST_SUBDIR)/ppl/include -I$$s/ppl/include '
   LIBS="$ppllibs $LIBS"
 fi