check through list of different sdl-configs, this should make fbsd work out of the box, still need to do an sdl code test though

svn-id: r8791

configure

@@ -71,6 +71,27 @@ EOF
 eval "$1 -o tmp_cxx_compiler tmp_cxx_compiler.cpp 2> /dev/null" && eval "./tmp_cxx_compiler 2> /dev/null" && rm -f tmp_cxx_compiler tmp_cxx_compiler.cpp
 }
 
+#
+# Determine sdl-config
+#
+# TODO: small bit of code to test sdl useability
+find_sdlconfig()
+{
+printf "Looking for sdl-config... "
+sdlconfigs="$_sdlconfig sdl-config sdl11-config sdl12-config"
+CXX=
+for sdlconfig in $sdlconfigs; do
+  if test "-e $sdlconfig" ; then
+    _sdlconfig=$sdlconfig
+    echo $_sdlconfig
+    break
+  else
+    echo "none found!"
+    exit 1
+  fi
+done
+}
+
 #
 # Determine a data type with the given length
 #
@@ -428,19 +449,20 @@ echo
 
 echo -n "Backend... "
 echo "$_backend"
-echo
 
 #
 # Backend related stuff
 #
 case $_backend in
   sdl)
+    find_sdlconfig
     INCLUDES="$INCLUDES `$_sdlconfig --cflags`"
     LIBS="$LIBS `$_sdlconfig --libs`"
     OBJS="$OBJS backends/sdl/sdl-common.o backends/sdl/sdl.o"
     MODULES="$MODULES backends/sdl"
     ;;
   sdlgl)
+    find_sdlconfig
     INCLUDES="$INCLUDES `$_sdlconfig --cflags`"
     LIBS="$LIBS `$_sdlconfig --libs` -lGL"
     OBJS="$OBJS backends/sdl/sdl-common.o backends/sdl/sdl_gl.o"
@@ -460,6 +482,7 @@ case $_backend in
   ;;
 esac
 
+echo
 echo "Creating config.h"
 cat > config.h << EOF
 /* This file is automatically generated by configure */