large improvement for parallel builds. works without V=99 now and without warnings...
[openwrt.git] / include / verbose.mk
index 58a20a2..b414d24 100644 (file)
@@ -6,29 +6,52 @@
 #
 # $Id:$
 
-NO_TRACE_MAKE:=$(MAKE) V=99
+ifeq ($(NO_TRACE_MAKE),)
+NO_TRACE_MAKE := $(MAKE) V=99
+export NO_TRACE_MAKE
+endif
 
 ifndef KBUILD_VERBOSE
-  KBUILD_VERBOSE=$(V)
+  KBUILD_VERBOSE:=0
+endif
+ifeq ("$(origin V)", "command line")
+  KBUILD_VERBOSE:=$(V)
+endif
+
+ifeq ($(IS_TTY),1)
+  _Y:=\\033[33m
+  _N:=\\033[m
 endif
 
 ifneq ($(KBUILD_VERBOSE),99)
+  define MESSAGE
+       printf "$(_Y)%s$(_N)\n" "$(1)" >&254
+  endef
+
   ifeq ($(QUIET),1)
-    $(MAKECMDGOALS): trace
-    trace: FORCE
-       @[ -f "$(MAKECMDGOALS)" ] || { \
-               [ -z "$${PWD##$$TOPDIR}" ] || DIR=" -C $${PWD##$$TOPDIR/}"; \
-               echo -e "\33[33mmake[$$(($(MAKELEVEL)+1))]$$DIR $(MAKECMDGOALS)\33[m" >&3; \
-       }
+    ifneq ($(CURDIR),$(TOPDIR))
+      _DIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
+    else
+      _DIR:=
+    endif
+    _NULL:=$(if $(MAKECMDGOALS),$(shell \
+               $(call MESSAGE, make[$(MAKELEVEL)]$(if $(_DIR), -C $(_DIR)) $(MAKECMDGOALS)); \
+    ))
+    SUBMAKE=$(MAKE)
   else
-    export QUIET:=1
     ifeq ($(KBUILD_VERBOSE),0)
-      MAKE:=&>/dev/null $(MAKE)
+      SILENT:=>/dev/null 2>&1
+    else
+      SILENT:=
     endif
-    MAKE:=cmd() { $(MAKE) $$* || {  echo "Build failed. Please re-run make with V=99 to see what's going on"; /bin/false; } } 3>&1 4>&2; cmd
+    export QUIET:=1
+    SUBMAKE=cmd() { $(SILENT) $(MAKE) -s $$* || { 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: $(MAKECMDGOALS)
 else
-   NO_TRACE_MAKE:=$(MAKE)
+  SUBMAKE=$(MAKE)
+  define MESSAGE
+    printf "%s\n" "$(1)"
+  endef
 endif