configure: accept JAVALIB and new JAVAINC to allow cross-compile with java

Surely this should be done better, this is only to make it work somehow.
There is too much going on with java in configure to easily make this nice.

Change-Id: I9212a2cecd16964d50d6ee0f848f5cd2935a7ca3

configure.ac

@@ -6351,7 +6351,7 @@ if test "$SOLAR_JAVA" != ""; then
 fi
 
 
-if test "$SOLAR_JAVA" != ""; then
+if test -n "$SOLAR_JAVA" -a \( -z "$JAVALIB" -o -z "$JAVAINC" \); then
 #
 # Determine JAVALIB
 # If your platform follow the common pattern
@@ -6370,21 +6370,21 @@ if test "$SOLAR_JAVA" != ""; then
     aix*)
         JAVA_ARCH="ppc"
         JAVA_TOOLKIT="classic"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/aix"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/native_threads/include"
+        JAVAINC="-I$JAVA_HOME/include"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/aix"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/native_threads/include"
         ;;
 
     cygwin*)
         x_JDKLIB=
         JDKLIB="$JAVA_HOME/lib"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/win32"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
+        JAVAINC="$-I$JAVA_HOME/include/win32"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include"
         ;;
 
     darwin*)
         x_JAVALIB=[\#]
-        SOLARINC="$SOLARINC -I$FRAMEWORKSHOME/JavaVM.framework/Versions/Current/Headers -I$FRAMEWORKSHOME/JavaVM/Headers"
+        JAVAINC="-I$FRAMEWORKSHOME/JavaVM.framework/Versions/Current/Headers -I$FRAMEWORKSHOME/JavaVM/Headers"
         ;;
 
     dragonfly*)
@@ -6398,8 +6398,8 @@ if test "$SOLAR_JAVA" != ""; then
             JAVA_TOOLKIT="server"
             ;;
         esac
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/native_threads/include"
+        JAVAINC="-I$JAVA_HOME/include"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/native_threads/include"
         ;;
 
     freebsd*)
@@ -6418,11 +6418,11 @@ if test "$SOLAR_JAVA" != ""; then
             fi
             ;;
         esac
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/freebsd"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/bsd"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/linux"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/native_threads/include"
+        JAVAINC="-I$JAVA_HOME/include"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/freebsd"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/bsd"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/linux"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/native_threads/include"
         ;;
 
     k*bsd*-gnu*)
@@ -6436,8 +6436,8 @@ if test "$SOLAR_JAVA" != ""; then
             JAVA_TOOLKIT="server"
             ;;
         esac
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/native_threads/include"
+        JAVAINC="-I$JAVA_HOME/include"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/native_threads/include"
         ;;
 
     linux-gnu*)
@@ -6530,9 +6530,9 @@ if test "$SOLAR_JAVA" != ""; then
             AC_MSG_ERROR([No JAVALIB definition host_cpu $host_cpu for host_os $host_os])
             ;;
         esac
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/linux"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/native_threads/include"
+        JAVAINC="-I$JAVA_HOME/include"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/linux"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/native_threads/include"
         ;;
 
     linux-androideabi*)
@@ -6548,7 +6548,7 @@ if test "$SOLAR_JAVA" != ""; then
 
     mingw*)
         x_JAVALIB=[\#]
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
+        JAVAINC="-I$JAVA_HOME/include"
         ;;
 
     *netbsd*)
@@ -6571,9 +6571,9 @@ if test "$SOLAR_JAVA" != ""; then
             JAVA_TOOLKIT="client"
             ;;
         esac
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/netbsd"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/native_threads/include"
+        JAVAINC="-I$JAVA_HOME/include"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/netbsd"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/native_threads/include"
        ;;
 
     openbsd*)
@@ -6587,9 +6587,9 @@ if test "$SOLAR_JAVA" != ""; then
             JAVA_TOOLKIT="server"
             ;;
         esac
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/openbsd"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/native_threads/include"
+        JAVAINC="-I$JAVA_HOME/include"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/openbsd"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/native_threads/include"
         ;;
 
     solaris*)
@@ -6603,9 +6603,9 @@ if test "$SOLAR_JAVA" != ""; then
             JAVA_ARCH="sparc"
             ;;
         esac
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/solaris"
-        SOLARINC="$SOLARINC -I$JAVA_HOME/include/native_threads/include"
+        JAVAINC="-I$JAVA_HOME/include"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/solaris"
+        JAVAINC="$JAVAINC -I$JAVA_HOME/include/native_threads/include"
         ;;
     esac
 
@@ -6616,10 +6616,11 @@ if test "$SOLAR_JAVA" != ""; then
         test -d "$JRE_BASE_DIR/$JAVA_TOOLKIT" && JAVALIB="$JAVALIB -L$JRE_BASE_DIR/$JAVA_TOOLKIT"
         test -d "$JRE_BASE_DIR/native_thread" && JAVALIB="$JAVALIB -L$JRE_BASE_DIR/native_thread"
     fi
-else
+elif test -z "$SOLAR_JAVA"; then
     x_JAVALIB=[\#]
     x_JDKLIB=[\#]
 fi
+SOLARINC="$SOLARINC $JAVAINC"
 
 AC_SUBST(JAVALIB)
 AC_SUBST(JAVACOMPILER)