Fix Debian bug #144306: pass target-specific variables into the environment

properly.

Fix configure: allow cross-compilation; fix getloadavg (still needs _lots_
of work!)

Let $(call ...) functions to be self-referencing.  Lets us do transitive
closures, for example.

2 files changed, 19 insertions, 2 deletions

diff --git a/tests/ChangeLog b/tests/ChangeLog
index 3ff614d..b38d5db 100644
--- a/tests/ChangeLog
+++ b/tests/ChangeLog
@@ -1,3 +1,8 @@
+2002-04-28  Paul D. Smith  <psmith@gnu.org>
+
+	* scripts/functions/call: New test: transitive closure
+	implementation using $(call ...) to test variable recursion.
+
 2002-04-21  Paul D. Smith  <psmith@gnu.org>
 
 	* test_driver.pl (compare_dir_tree): Ignore CVS and RCS
diff --git a/tests/scripts/functions/call b/tests/scripts/functions/call
index bdb8e89..a8834cd 100644
--- a/tests/scripts/functions/call
+++ b/tests/scripts/functions/call
@@ -31,6 +31,15 @@ my-if      = $(if $(1),$(2),$(3))
 one = $(1) $(2) $(3)
 two = $(call one,$(1),foo,$(2))
 
+# Test recursion on the user-defined function.  As a special case make
+# won't error due to this.
+# Implement transitive closure using $(call ...)
+#
+DEP_foo = bar baz quux
+DEP_baz = quux blarp
+rest = $(wordlist 2,$(words ${1}),${1})
+tclose = $(if $1,$(firstword $1) \
+		$(call tclose,$(sort ${DEP_$(firstword $1)} $(call rest,$1))))
 
 all: ; @echo '$(call reverse,bar,foo)'; \
         echo '$(call map,origin,MAKE reverse map)'; \
@@ -38,7 +47,10 @@ all: ; @echo '$(call reverse,bar,foo)'; \
         echo '$(call my-foreach)'; \
         echo '$(call my-foreach,a,,,)'; \
         echo '$(call my-if,a,b,c)'; \
-        echo '$(call two,bar,baz)'
+        echo '$(call two,bar,baz)'; \
+	echo '$(call tclose,foo)'
+
+
 
 EOMAKE
 
@@ -53,7 +65,7 @@ EOMAKE
 close(MAKEFILE);
 
 &run_make_with_options($makefile, "", &get_logfile);
-$answer = "foo bar\ndefault file file\nb d f\n\n\nb\nbar foo baz\n";
+$answer = "foo bar\ndefault file file\nb d f\n\n\nb\nbar foo baz\nfoo bar baz blarp quux \n";
 
 &compare_output($answer, &get_logfile(1));