2019-02-10 13:04:11 -05:00
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def _go_command(ctx):
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output = ctx.attr.output
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if ctx.attr.os == "windows":
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output = output + ".exe"
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output_file = ctx.actions.declare_file(ctx.attr.os + "/" + ctx.attr.arch + "/" + output)
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pkg = ctx.attr.pkg
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ld_flags = "-s -w"
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if ctx.attr.ld:
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ld_flags = ld_flags + " " + ctx.attr.ld
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options = [
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"go",
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"build",
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"-o", output_file.path,
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"-compiler", "gc",
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"-gcflags", '"all=-trimpath=${GOPATH}/src"',
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"-asmflags", '"all=-trimpath=${GOPATH}/src"',
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"-ldflags", "'%s'" % ld_flags,
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"-tags", "'%s'" % ctx.attr.gotags,
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pkg,
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]
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command = " ".join(options)
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envs = [
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"CGO_ENABLED=0",
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"GOOS="+ctx.attr.os,
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"GOARCH="+ctx.attr.arch,
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2019-02-26 05:26:22 -05:00
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"GOROOT_FINAL=/go",
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"GOCACHE=@D",
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2019-02-10 13:04:11 -05:00
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]
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if ctx.attr.mips: # https://github.com/golang/go/issues/27260
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envs+=["GOMIPS="+ctx.attr.mips]
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envs+=["GOMIPS64="+ctx.attr.mips]
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envs+=["GOMIPSLE="+ctx.attr.mips]
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envs+=["GOMIPS64LE="+ctx.attr.mips]
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if ctx.attr.arm:
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envs+=["GOARM="+ctx.attr.arm]
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command = " ".join(envs) + " " + command
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ctx.actions.run_shell(
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outputs = [output_file],
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command = command,
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use_default_shell_env = True,
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)
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runfiles = ctx.runfiles(files = [output_file])
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return [DefaultInfo(executable = output_file, runfiles = runfiles)]
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foreign_go_binary = rule(
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_go_command,
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attrs = {
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'pkg': attr.string(),
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'output': attr.string(),
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'os': attr.string(mandatory=True),
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'arch': attr.string(mandatory=True),
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'mips': attr.string(),
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'arm': attr.string(),
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'ld': attr.string(),
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'gotags': attr.string(),
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},
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executable = True,
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)
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