refactor: silent rules handling (a little)

* automake.in (handle_languages): Move definition of $(AM_V_GEN)
variable ...
(define_verbose_tagvar): ... and of '$(AM_V_at)' variable ...
(handle_silent): ... in this new subroutine.
(generate_makefile): Call it.

Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>

diff --git a/automake.in b/automake.in
index 5d777c1..722a202 100644 (file)
--- a/automake.in
+++ b/automake.in
@@ -1206,7 +1206,6 @@ sub define_verbose_tagvar ($)
     if (option 'silent-rules')
       {
        define_verbose_var ($name, '@echo "  '. $name . ' ' x (8 - length ($name)) . '" $@;');
-       define_verbose_var ('at', '@');
       }
 }
 
@@ -1233,6 +1232,14 @@ sub define_verbose_libtool ()
     return verbose_flag ('lt');
 }
 
+sub handle_silent ()
+{
+    return unless option 'silent-rules';
+    # *Always* provide the user with 'AM_V_GEN' for 'silent-rules' mode.
+    define_verbose_tagvar ('GEN');
+    define_verbose_var ('at', '@');
+}
+
 
 ################################################################
 
@@ -1590,9 +1597,6 @@ sub handle_languages
          unless defined $done{$languages{'c'}};
        define_linker_variable ($languages{'c'});
       }
-
-    # Always provide the user with 'AM_V_GEN' for 'silent-rules' mode.
-    define_verbose_tagvar ('GEN');
 }
 
 
@@ -8153,6 +8157,8 @@ sub generate_makefile ($$)
   handle_programs;
   handle_scripts;
 
+  handle_silent;
+
   # These must be run after all the sources are scanned.  They
   # use variables defined by &handle_libraries, &handle_ltlibraries,
   # or &handle_programs.