From 9f5612f93f2661a0369c8662394b8f8a35341e27 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Wed, 31 Oct 2018 04:02:36 +0100
Subject: wireguard-go-bridge: extract version for consumption by network
 extension

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
 wireguard-go-bridge/Makefile | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'wireguard-go-bridge')

diff --git a/wireguard-go-bridge/Makefile b/wireguard-go-bridge/Makefile
index 349977f..00c8e35 100644
--- a/wireguard-go-bridge/Makefile
+++ b/wireguard-go-bridge/Makefile
@@ -24,6 +24,7 @@ export GOOS := darwin
 export CGO_ENABLED := 1
 
 build: $(DESTDIR)/libwg-go.a
+version-header: $(DESTDIR)/wireguard-go-version.h
 
 define copy-src-to-build
 $(subst $(1),$(BUILDDIR)/,$(2)): $(2)
@@ -55,6 +56,9 @@ $(BUILDDIR)/libwg-go-$(1).a: $(BUILDDIR)/.prepared
 endef
 $(foreach ARCH,$(ARCHS),$(eval $(call libwg-go-a,$(ARCH))))
 
+$(DESTDIR)/wireguard-go-version.h: ../wireguard-go/version.go
+	sed -n 's/.*WireGuardGoVersion = "\(.*\)"/#define WIREGUARD_GO_VERSION "\1"/p' "$^" > "$@"
+
 $(DESTDIR)/libwg-go.a: $(foreach ARCH,$(ARCHS),$(BUILDDIR)/libwg-go-$(ARCH).a)
 	@mkdir -vp "$(DESTDIR)"
 	xcrun --sdk iphoneos lipo -create -output "$@" $^
@@ -62,7 +66,9 @@ $(DESTDIR)/libwg-go.a: $(foreach ARCH,$(ARCHS),$(BUILDDIR)/libwg-go-$(ARCH).a)
 $(DESTDIR)/example: example.c $(DESTDIR)/libwg-go.a
 	xcrun --sdk iphoneos clang -framework CoreFoundation -isysroot "$(shell xcrun --sdk iphoneos --show-sdk-path)" -arch arm64 -arch armv7 -L"$(DESTDIR)" -lwg-go -o "$@" "$<"
 
+example: $(DESTDIR)/example
+
 clean:
-	rm -rf "$(BUILDDIR)" "$(DESTDIR)/libwg-go.a" "$(DESTDIR)/example"
+	rm -rf "$(BUILDDIR)" "$(DESTDIR)/libwg-go.a" "$(DESTDIR)/example" "$(DESTDIR)/wireguard-go-version.h"
 
-.PHONY: clean build
+.PHONY: clean build example version-header
-- 
cgit v1.2.3-59-g8ed1b