build: add missing nuke target

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5266046

diff --git a/src/cmd/Makefile b/src/cmd/Makefile
index 42088fdf110fe5120e976688281018cd9b1cee00..8761a0bf86d22e153af30c67acf3fc491579eb94 100644 (file)
--- a/src/cmd/Makefile
+++ b/src/cmd/Makefile
@@ -48,6 +48,7 @@ CLEANDIRS=\
 
 install: $(patsubst %,%.install,$(DIRS))
 clean: $(patsubst %,%.clean,$(CLEANDIRS))
+nuke: $(patsubst %,%.nuke,$(CLEANDIRS))
 
 %.install:
        @echo
@@ -62,5 +63,8 @@ $(O)a.install $(O)c.install $(O)g.install: $(O)l.install
 %.clean:
        $(MAKE) -C $* clean
 
+%.nuke:
+       $(MAKE) -C $* nuke
+
 echo-dirs:
        @echo $(DIRS)