From f01cc5d266b888405fd4a0c3c080871044c42715 Mon Sep 17 00:00:00 2001
From: J08nY <johny@neuromancer.sk>
Date: Fri, 21 Feb 2020 11:44:15 +0100
Subject: [PATCH] Fix clang detection when cross-compiling.

`echo` needs -e to output newlines, without the switch make complains:
    <stdin>:1:17: warning: extra tokens at end of #ifdef directive
    <stdin>:1: error: unterminated #ifdef
and does not detect clang properly when cross-compiling.
---
 makefile_include.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/makefile_include.mk b/makefile_include.mk
index be53ba7..0266da1 100644
--- a/makefile_include.mk
+++ b/makefile_include.mk
@@ -26,7 +26,7 @@ ifeq ($(PLATFORM),FreeBSD)
   # XXX: FreeBSD needs extra escaping for some reason
   CSTR := $$$(CSTR)
 endif
-ifneq (,$(shell echo $(CSTR) | $(CC) -E - | grep CLANG))
+ifneq (,$(shell printf $(CSTR) | $(CC) -E - | grep CLANG))
   CC := $(CROSS_COMPILE)clang
 else
   CC := $(CROSS_COMPILE)gcc