new build system without automake

[chaz/openbox] / m4 / x11.m4

diff --git a/m4/x11.m4 b/m4/x11.m4
index 619959c6a9d399572ee8736a1f970a0c6ea374be..2e6d0990efb40151fd1faf08a8628a7bdf1eb1fb 100644 (file)
--- a/m4/x11.m4
+++ b/m4/x11.m4
@@ -1,7 +1,7 @@
 # X11_DEVEL()
 #
 # Check for the presence of the X Window System headers and libraries.
-# Sets the CXXFLAGS and LIBS variables as appropriate.
+# Sets the CPPFLAGS and LIBS variables as appropriate.
 AC_DEFUN([X11_DEVEL],
 [
   AC_PATH_X
@@ -9,7 +9,7 @@ AC_DEFUN([X11_DEVEL],
   test "$no_x" = "yes" && \
     AC_MSG_ERROR([The X Window System could not be found.])
      
-  CXXFLAGS="$CXXFLAGS $X_CFLAGS"
+  CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   LIBS="$LIBS $X_PRE_LIBS $X_LIBS $X_EXTRA_LIBS"
 
   # Check for required functions in -lX11
@@ -73,16 +73,16 @@ AC_DEFUN([XFT_DEVEL],
 
   # Store these
   OLDLIBS=$LIBS
-  OLDCXXFLAGS=$CXXFLAGS
+  OLDCPPFLAGS=$CPPFLAGS
 
   XFT_CFLAGS="`pkg-config --cflags xft`"
   XFT_LIBS="`pkg-config --libs xft`"
 
   # Set these for checking with the tests below. They'll be restored after
   LIBS="$LIBS $XFT_LIBS"
-  CXXFLAGS="$XFT_CFLAGS $CXXFLAGS"
+  CPPFLAGS="$XFT_CFLAGS $CPPFLAGS"
 
-  AC_CHECK_LIB([Xft], [XftGetVersion],
+  AC_CHECK_LIB([Xft], [XftGetVersion], # this was not defined in < 2.0
     if test "$XFT_MIN"; then
       AC_MSG_CHECKING([for X11/Xft/Xft.h for Xft >= $XFT_MIN])
       AC_TRY_COMPILE(
@@ -162,7 +162,7 @@ AC_DEFUN([XFT_DEVEL],
 
 # Restore the old values. Use XFT_CFLAGS and XFT_LIBS in the Makefile.am's
   LIBS=$OLDLIBS
-  CXXFLAGS=$OLDCXXFLAGS
+  CPPFLAGS=$OLDCPPFLAGS
 
   AC_SUBST([XFT_CFLAGS])
   AC_SUBST([XFT_LIBS])