Add support for musl and centos

build/platform.ts

@@ -0,0 +1,42 @@
+/**
+ * Script that detects platform name and arch.
+ * Cannot use os.platform() as that won't detect libc version
+ */
+import * as cp from "child_process";
+import * as fs from "fs";
+import * as os from "os";
+
+enum Lib {
+	GLIBC,
+	MUSL,
+}
+
+const CLIB: Lib | undefined = ((): Lib | undefined => {
+	if (os.platform() !== "linux") {
+		return;
+	}
+	const glibc = cp.spawnSync("getconf", ["GNU_LIBC_VERSION"]);
+	if (glibc.status === 0) {
+		return Lib.GLIBC;
+	}
+
+	const ldd = cp.spawnSync("ldd", ["--version"]);
+	if (ldd.stdout && ldd.stdout.indexOf("musl") !== -1) {
+		return Lib.MUSL;
+	}
+
+	const muslFile = fs.readdirSync("/lib").find((value) => value.startsWith("libc.musl"));
+	if (muslFile) {
+		return Lib.MUSL;
+	}
+
+	return Lib.GLIBC;
+})();
+
+export const platform = (): NodeJS.Platform | "musl" => {
+	if (CLIB === Lib.MUSL) {
+		return "musl";
+	}
+
+	return os.platform();
+};