* acinclude.m4: Added macro MC_ARG_ENABLE_DEVELOPER_MODE.

ChangeLog

@@ -1,3 +1,7 @@
+2005-04-22  Roland Illig  <roland.illig@gmx.de>
+
+	* acinclude.m4: Added macro MC_ARG_ENABLE_DEVELOPER_MODE.
+
 2005-04-17  Leonard den Ottolander <leonard * den ottolander nl>
 
 	* syntax/eiffel.syntax: dos2unix; removed redundant cooledit

acinclude.m4

@@ -957,3 +957,20 @@ if test "$mc_cv_asm_labels" != yes; then
 	      [Define if functions cannot be renamed by asm labels])
 fi
 ])
+
+AC_DEFUN([MC_ARG_ENABLE_DEVELOPER_MODE],
+[AC_ARG_ENABLE([developer-mode],
+  AS_HELP_STRING([--enable-developer-mode], [Enable debugging help]))
+AM_CONDITIONAL([DEVELOPER], [test x"$enable_developer_mode" = x"yes"])
+if test x"$enable_developer_mode" = x"yes"; then
+  AC_DEFINE([MC_ENABLE_DEBUGGING_CODE], [1], [Enable debugging code])
+  if test x"$GCC" = x"yes"; then
+dnl Developers get some useful warnings and debugging support.
+dnl This will make the backtrace output more readable.
+    CFLAGS="-W -Wall -ggdb ${CFLAGS}"
+  fi
+elif test x"$GCC" = x"yes"; then
+dnl Some warnings cannot hurt at all
+  CFLAGS="-Wall"
+fi
+])