Introduce --enable-strict configure option

This is currently used to add extra AM_CPPFLAGS to disable
deprecated symbols from GLib.

diff --git a/configure.ac b/configure.ac
index b7a7ba1..f1d9dd3 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -180,8 +180,26 @@ dnl        -Wstrict-aliasing=2
 
 AM_CPPFLAGS="$WARNING_FLAGS -fno-strict-aliasing"
 
-dnl Be strict when compiling with .git subdirectory
-if test -d .git ; then
+dnl *******************************
+dnl Check for --enable-strict
+dnl *******************************
+AC_ARG_ENABLE([strict],
+       [AS_HELP_STRING([--enable-strict],
+       [enable strict building, like without deprecated symbols (default=auto); auto enables strict building only if .git subdirectory exists])],
+       [enable_strict=$enableval], [enable_strict=auto])
+
+AC_MSG_CHECKING([if strict building is enabled])
+if test "x$enable_strict" = xauto; then
+       dnl Be strict when compiling with .git subdirectory
+       if test -d .git ; then
+               enable_strict=yes
+       else
+               enable_strict=no
+       fi
+fi
+AC_MSG_RESULT([$enable_strict])
+
+if test "x$enable_strict" = xyes; then
        AM_CPPFLAGS="$AM_CPPFLAGS -DG_DISABLE_DEPRECATED"
 fi
 
@@ -1631,4 +1649,5 @@ echo "
        Vala bindings:          $enable_vala_bindings
        GNOME Online Accounts   $enable_goa
        Code coverage (gcov):   $enable_code_coverage
+       Strict building:        $enable_strict
 "