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--- configure.in.orig 2011-04-16 15:27:49.624886971 +0200
+++ configure.in 2011-04-16 15:29:49.391886971 +0200
@@ -116,20 +116,18 @@ fi
# Check for doxygen
-AC_ARG_ENABLE( doxygen, [ --disable-doxygen Disable doxygen documentation.] , disable_doxygen=yes)
+AC_ARG_ENABLE( doxygen, [ --disable-doxygen Disable doxygen documentation.])
-if test "x$disable_doxygen" != "xyes" ; then
-
-AC_PATH_PROG(DOXYGEN, doxygen, no)
-
-if test x$DOXYGEN = xno; then
- echo "Cannot find doxygen, will not build sourcecode documentation"
-fi
-
-else
- echo "Doxygen documentation disabled, not checking"
- DOXYGEN=no
-fi
+AS_IF([test "x$enable_doxygen" != "xno"],
+[AC_PATH_PROG(DOXYGEN, doxygen, no)],
+[echo "Doxygen documentation disabled, not checking"
+DOXYGEN=no])
+
+AS_IF([test "x$DOXYGEN" = "xno"],
+[AS_IF(
+ [test "x$enable_doxygen" = "xyes"],[AC_MSG_ERROR([Cannot find doxygen, make sure it is installed in your PATH])],
+ [test "x$enable_doxygen" = "x"],[echo "Cannot find doxygen, will not build sourcecode documentation"])
+])
AM_CONDITIONAL(HAVE_DOXYGEN, test x$DOXYGEN != xno)
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