various: use $GCFLAGS and $GCIMPORTS like Make does

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5489065

doc/codelab/wiki/Makefile

@@ -21,5 +21,5 @@ test: get.bin
 	$(LD) -o $@ $<
 
 %.$O: %.go
-	$(GC) $*.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) $*.go
 

misc/cgo/gmp/Makefile

@@ -28,11 +28,11 @@ include ../../../src/Make.pkg
 
 # Computes 1000 digits of pi; single-threaded.
 pi: install pi.go
-	$(GC) pi.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) pi.go
 	$(LD) -o $@ pi.$O
 
 # Computes 200 Fibonacci numbers; multi-threaded.
 fib: install fib.go
-	$(GC) fib.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) fib.go
 	$(LD) -o $@ fib.$O
 

misc/cgo/life/Makefile

@@ -11,7 +11,7 @@ CGOFILES=\
 
 CGO_OFILES=\
 	c-life.o\
-	
+
 ifeq ($(GOOS),windows)
 ifeq ($(GOARCH),amd64)
 CGO_OFILES+=\
@@ -31,5 +31,5 @@ CLEANFILES+=life
 include ../../../src/Make.pkg
 
 life: install main.go
-	$(GC) main.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) main.go
 	$(LD) -o $@ main.$O

misc/cgo/stdio/Makefile

@@ -13,5 +13,5 @@ CLEANFILES+=hello fib chain run.out
 include ../../../src/Make.pkg
 
 %: install %.go
-	$(GC) $*.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) $*.go
 	$(LD) -o $@ $*.$O

misc/cgo/testso/Makefile

@@ -18,5 +18,5 @@ libcgoso.so: cgoso_c.c
 	gcc cgoso_c.c -fPIC -o $@ $(_CGO_CFLAGS_$(GOARCH)) $(_CGO_LDFLAGS_$(GOOS))
 
 out: install main.go
-	$(GC) main.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) main.go
 	$(LD) -o $@ main.$O

misc/swig/callback/Makefile

@@ -13,5 +13,5 @@ CLEANFILES+=run
 include ../../../src/Make.pkg
 
 %: install %.go
-	$(GC) $*.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) $*.go
 	$(LD) $(SWIG_RPATH) -o $@ $*.$O

misc/swig/stdio/Makefile

@@ -13,5 +13,5 @@ CLEANFILES+=hello
 include ../../../src/Make.pkg
 
 %: install %.go
-	$(GC) $*.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) $*.go
 	$(LD) $(SWIG_RPATH) -o $@ $*.$O

src/cmd/goyacc/Makefile

@@ -12,7 +12,7 @@ include ../../Make.cmd
 
 units: goyacc units.y
 	./goyacc -p units_ units.y
-	$(GC) y.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) y.go
 	$(LD) -o units y.$O
 
 CLEANFILES += units y.go y.output

src/pkg/encoding/gob/Makefile

@@ -22,4 +22,4 @@ dump:	dump.$O
 	$(LD) -o dump $<
 
 dump.$O:	dump.go
-	$(GC) $<
+	$(GC) $(GCFLAGS) $(GCIMPORTS) $<

src/pkg/exp/norm/Makefile

@@ -19,15 +19,15 @@ include ../../../Make.pkg
 CLEANFILES+=maketables maketesttables
 
 maketables: maketables.go triegen.go
-	$(GC) maketables.go triegen.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) maketables.go triegen.go
 	$(LD) -o maketables maketables.$O
 
 maketesttables: maketesttables.go triegen.go
-	$(GC) maketesttables.go triegen.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) maketesttables.go triegen.go
 	$(LD) -o maketesttables maketesttables.$O
 
 normregtest: normregtest.go
-	$(GC) normregtest.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) normregtest.go
 	$(LD) -o normregtest normregtest.$O
 
 tables:	maketables

src/pkg/go/doc/Makefile

@@ -15,5 +15,5 @@ include ../../../Make.pkg
 # Script to test heading detection heuristic
 CLEANFILES+=headscan
 headscan: headscan.go
-	$(GC) headscan.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) headscan.go
 	$(LD) -o headscan headscan.$(O)

src/pkg/unicode/Makefile

@@ -17,7 +17,7 @@ include ../../Make.pkg
 CLEANFILES+=maketables
 
 maketables: maketables.go
-	$(GC) maketables.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) maketables.go
 	$(LD) -o maketables maketables.$O
 
 tables:	maketables

test/bench/garbage/Makefile

@@ -12,7 +12,7 @@ ALL=\
 all: $(addsuffix .out, $(ALL))
 
 %.$O: %.go stats.go
-	$(GC) $*.go stats.go
+	$(GC) $(GCFLAGS) $(GCIMPORTS) $*.go stats.go
 
 %.out: %.$O
 	$(LD) -o $@ $*.$O