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# Copyright 2009 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# ugly hack to deal with whitespaces in $GOROOT
nullstring :=
space := $(nullstring) # a space at the end
QUOTED_GOROOT=$(subst $(space),\ ,$(GOROOT))
all: libcgo.so
install: $(QUOTED_GOROOT)/pkg/$(GOOS)_$(GOARCH)/libcgo.so
OFILES=\
$(GOOS)_$(GOARCH).o\
$(GOARCH).o\
util.o\
CFLAGS_386=-m32
CFLAGS_amd64=-m64
LDFLAGS_linux=-shared -lpthread -lm
LDFLAGS_darwin=-dynamiclib -Wl,-undefined,dynamic_lookup /usr/lib/libpthread.dylib
LDFLAGS_freebsd=-pthread -shared -lm
LDFLAGS_windows=-shared -lm -mthreads
%.o: %.c
gcc $(CFLAGS_$(GOARCH)) -O2 -fPIC -o $@ -c $*.c
%.o: %.S
gcc $(CFLAGS_$(GOARCH)) -O2 -fPIC -o $@ -c $*.S
libcgo.so: $(OFILES)
gcc $(CFLAGS_$(GOARCH)) -o libcgo.so $(OFILES) $(LDFLAGS_$(GOOS))
$(QUOTED_GOROOT)/pkg/$(GOOS)_$(GOARCH)/libcgo.so: libcgo.so
cp libcgo.so $(QUOTED_GOROOT)/pkg/$(GOOS)_$(GOARCH)
clean:
rm -f *.o *.so
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