Fixed some major build system flaws

configure

@@ -3440,16 +3440,17 @@ fi
 
 # Check whether --enable-debug was given.
 if test "${enable_debug+set}" = set; then :
-  enableval=$enable_debug; DEBUG=1
+  enableval=$enable_debug;
 fi
 
-if test "x${DEBUG}" = x1; then
+if test "x${enable_debug}" = "xyes"; then
   DEFAULT_CXXFLAGS="-ggdb -O0 -D_GLIBCXX_DEBUG -D_GLIBCXX_DEBUG_PEDANTIC"
-  WXCONFIG_FLAGS="--debug --unicode=no"
+  WXCONFIG_FLAGS="--debug"
 else
   DEFAULT_CXXFLAGS="-O2"
-  WXCONFIG_FLAGS="--unicode=no"
+  WXCONFIG_FLAGS=""
 fi
+
 if test X$user_set_cxxflags != Xyes; then
   CXXFLAGS=${DEFAULT_CXXFLAGS}
 fi
@@ -4746,15 +4747,15 @@ fi
     WX_VERSION=""
 
     min_wx_version=2.8.0
-    if test -z "${WX_CONFIG_FLAGS}" ; then
+    if test -z "${WXCONFIG_FLAGS}" ; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets version >= $min_wx_version" >&5
 $as_echo_n "checking for wxWidgets version >= $min_wx_version... " >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets version >= $min_wx_version (${WX_CONFIG_FLAGS})" >&5
-$as_echo_n "checking for wxWidgets version >= $min_wx_version (${WX_CONFIG_FLAGS})... " >&6; }
+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets version >= $min_wx_version (${WXCONFIG_FLAGS})" >&5
+$as_echo_n "checking for wxWidgets version >= $min_wx_version (${WXCONFIG_FLAGS})... " >&6; }
     fi
 
-    WX_CONFIG_WITH_ARGS="$WX_CONFIG_PATH $wx_config_args ${WX_CONFIG_FLAGS} "
+    WX_CONFIG_WITH_ARGS="$WX_CONFIG_PATH $wx_config_args ${WXCONFIG_FLAGS} "
 
     WX_VERSION=`$WX_CONFIG_WITH_ARGS --version 2>/dev/null`
     wx_config_major_version=`echo $WX_VERSION | \
@@ -4876,7 +4877,7 @@ $as_echo "no (version $WX_VERSION is not new enough)" >&6; }
        WX_LIBS=""
        WX_LIBS_STATIC=""
        WX_RESCOMP=""
-       :
+       HAVE_WX=0
 
     fi
   else
@@ -4888,7 +4889,7 @@ $as_echo "no (version $WX_VERSION is not new enough)" >&6; }
     WX_LIBS_STATIC=""
     WX_RESCOMP=""
 
-    :
+    HAVE_WX=0
 
   fi
 
@@ -4918,15 +4919,13 @@ fi
 
 # Check whether --enable-pch was given.
 if test "${enable_pch+set}" = set; then :
-  enableval=$enable_pch; PCH=1
-else
-  PCH=0
+  enableval=$enable_pch;
 fi
 
 
 # Check for precompiled headers
 # TODO: Deal with braindead GCC and actually check
- if test "x$PCH" = "x1" -a "x$CXX" = "xg++"; then
+ if test "x$enable_pch" = "xyes" -a "x$CXX" = "xg++"; then
   GLIBCPP_BUILD_PCH_TRUE=
   GLIBCPP_BUILD_PCH_FALSE='#'
 else

configure.ac

@@ -19,14 +19,15 @@ if test -n "${CXXFLAGS}"; then
 fi
 AC_PROG_CXX
 AC_ARG_ENABLE(debug, [--enable-debug  Enable debug build (requires debug
- versions of wxWidgets and libstdc++.], [DEBUG=1])
-if test "x${DEBUG}" = x1; then
+ versions of wxWidgets and libstdc++.])
+if test "x${enable_debug}" = "xyes"; then
   DEFAULT_CXXFLAGS="-ggdb -O0 -D_GLIBCXX_DEBUG -D_GLIBCXX_DEBUG_PEDANTIC"
-  WXCONFIG_FLAGS="--debug --unicode=no"
+  WXCONFIG_FLAGS="--debug"
 else
   DEFAULT_CXXFLAGS="-O2"
-  WXCONFIG_FLAGS="--unicode=no"
+  WXCONFIG_FLAGS=""
 fi
+
 if test X$user_set_cxxflags != Xyes; then
   CXXFLAGS=${DEFAULT_CXXFLAGS}
 fi
@@ -41,7 +42,7 @@ BOOST_REGEX_LIB="-Wl,-Bstatic $BOOST_REGEX_LIB -Wl,-Bdynamic"
 
 # Check for wxWidgets
 AM_OPTIONS_WXCONFIG
-AM_PATH_WXCONFIG([2.8.0],[HAVE_WX=1],,,${WX_CONFIG_FLAGS})
+AM_PATH_WXCONFIG([2.8.0],[HAVE_WX=1],[HAVE_WX=0],,${WXCONFIG_FLAGS})
 if test "${HAVE_WX}" != 1; then
     AC_MSG_ERROR([
        wxWindows must be installed on your system
@@ -58,11 +59,11 @@ fi
 
 AC_ARG_ENABLE(pch, [--enable-pch  Enable precompiled headers (Requires
  GCC of sufficiently high version). Speeds up compile times
- significantly... if it works.], [PCH=1], [PCH=0])
+ significantly... if it works.])
 
 # Check for precompiled headers
 # TODO: Deal with braindead GCC and actually check
-AM_CONDITIONAL(GLIBCPP_BUILD_PCH, test "x$PCH" = "x1" -a "x$CXX" = "xg++")
+AM_CONDITIONAL(GLIBCPP_BUILD_PCH, test "x$enable_pch" = "xyes" -a "x$CXX" = "xg++")
 
 # Checks for header files.