(sorry for making this all one commit)

Fiddled with the backbone for scripts some more.
VCS are now suppported in sets but configuration/non-svn-systems missing
Linux build now uses precompiled headers (build time--)
A couple warning fixes too.


git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1427 0fc631ac-6414-0410-93d0-97cfa31319b6

configure

@@ -598,6 +598,8 @@ LIBOBJS
 EGREP
 GREP
 CPP
+GLIBCPP_BUILD_PCH_FALSE
+GLIBCPP_BUILD_PCH_TRUE
 WX_RESCOMP
 WX_VERSION
 WX_LIBS_STATIC
@@ -4910,6 +4912,17 @@ if test "${HAVE_WX}" != 1; then
     " "$LINENO" 5
 fi
 
+# Check for precompiled headers
+# TODO: Deal with braindead GCC and actually check
+ if test "x$CXX" = "xg++"; then
+  GLIBCPP_BUILD_PCH_TRUE=
+  GLIBCPP_BUILD_PCH_FALSE='#'
+else
+  GLIBCPP_BUILD_PCH_TRUE='#'
+  GLIBCPP_BUILD_PCH_FALSE=
+fi
+
+
 # Checks for header files.
 
 # Checks for typedefs, structures, and compiler characteristics.
@@ -5813,6 +5826,10 @@ if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then
   as_fn_error "conditional \"am__fastdepCC\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${GLIBCPP_BUILD_PCH_TRUE}" && test -z "${GLIBCPP_BUILD_PCH_FALSE}"; then
+  as_fn_error "conditional \"GLIBCPP_BUILD_PCH\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 
 : ${CONFIG_STATUS=./config.status}
 ac_write_fail=0