From f4e7bdac427e5cf7c06378fdb68e6f1780bcaff4 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 9 Jun 2008 15:38:45 +0000
Subject: large improvement for parallel builds. works without V=99 now and
 without warnings. tested with -j on an 2x dual core opteron machine

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11414 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 include/verbose.mk | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

(limited to 'include/verbose.mk')

diff --git a/include/verbose.mk b/include/verbose.mk
index fed83d6fb6..b414d24409 100644
--- a/include/verbose.mk
+++ b/include/verbose.mk
@@ -8,9 +8,7 @@
 
 ifeq ($(NO_TRACE_MAKE),)
 NO_TRACE_MAKE := $(MAKE) V=99
-SUBMAKE := $(MAKE)
 export NO_TRACE_MAKE
-export SUBMAKE
 endif
 
 ifndef KBUILD_VERBOSE
@@ -27,7 +25,7 @@ endif
 
 ifneq ($(KBUILD_VERBOSE),99)
   define MESSAGE
-	printf "$(_Y)%s$(_N)\n" "$(1)" >&3
+	printf "$(_Y)%s$(_N)\n" "$(1)" >&254
   endef
 
   ifeq ($(QUIET),1)
@@ -39,16 +37,20 @@ ifneq ($(KBUILD_VERBOSE),99)
     _NULL:=$(if $(MAKECMDGOALS),$(shell \
 		$(call MESSAGE, make[$(MAKELEVEL)]$(if $(_DIR), -C $(_DIR)) $(MAKECMDGOALS)); \
     ))
+    SUBMAKE=$(MAKE)
   else
     ifeq ($(KBUILD_VERBOSE),0)
-      MAKE:=>/dev/null 2>&1 $(MAKE)
+      SILENT:=>/dev/null 2>&1
+    else
+      SILENT:=
     endif
     export QUIET:=1
-    MAKE:=cmd() { $(MAKE) -s $$* || {  echo "make $$*: build failed. Please re-run make with V=99 to see what's going on"; false; } } 3>&1 4>&2; cmd
+    SUBMAKE=cmd() { $(SILENT) $(MAKE) -s $$* || { echo "make $$*: build failed. Please re-run make with V=99 to see what's going on"; false; } } 254>&1 255>&2; cmd
   endif
 
   .SILENT: $(MAKECMDGOALS)
 else
+  SUBMAKE=$(MAKE)
   define MESSAGE
     printf "%s\n" "$(1)"
   endef
-- 
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