wehub-resource-sync
40 lines
1.1 KiB
Makefile
40 lines
1.1 KiB
Makefile
GOCMD?=go
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GO_TAGS?=
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# The opus shim is a small C wrapper around libopus' variadic
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# opus_encoder_ctl (see csrc/opus_shim.c). It is built as a shared library
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# and dlopen'd at runtime by the Go backend (codec.go). The extension is
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# OS-specific: Linux uses .so, macOS uses .dylib. OS is exported by the root
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# Makefile (`export OS := $(shell uname -s)`).
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SHIM_EXT=so
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OPUS_CFLAGS := $(shell pkg-config --cflags opus)
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OPUS_LIBS := $(shell pkg-config --libs opus)
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SHIM_LDFLAGS := $(OPUS_LIBS)
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ifeq ($(OS),Darwin)
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SHIM_EXT=dylib
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# Resolve libopus symbols lazily from the already globally-loaded
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# libopus (codec.go dlopens it RTLD_GLOBAL before the shim) rather than
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# recording an absolute Homebrew path in the dylib. This keeps the
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# packaged shim relocatable on machines that have no Homebrew.
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SHIM_LDFLAGS := -undefined dynamic_lookup
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endif
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libopusshim.$(SHIM_EXT): csrc/opus_shim.c
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$(CC) -shared -fPIC -o $@ $< $(OPUS_CFLAGS) $(SHIM_LDFLAGS)
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opus: libopusshim.$(SHIM_EXT)
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$(GOCMD) build -tags "$(GO_TAGS)" -o opus ./
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package: opus
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bash package.sh
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build: package
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clean:
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rm -f opus libopusshim.$(SHIM_EXT)
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rm -rf package
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.PHONY: build package clean
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