From: Vladimír Čunát <vladimir.cunat@nic.cz>
Date: Fri, 9 Feb 2018 14:22:47 +0000 (+0100)
Subject: make: hopefully fix the modules again for Fedora
X-Git-Tag: v2.1.0~11^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=afbb5cd461fc4dc96e4717d7826b7bace4864397;p=thirdparty%2Fknot-resolver.git

make: hopefully fix the modules again for Fedora

- their `cc --version` doesn't start with "gcc"
- modifying CFLAGS at this point doesn't work,
  so we modify BUILD_CFLAGS instead (_vomit_)
---

diff --git a/platform.mk b/platform.mk
index d42c66e4c..170269ca9 100644
--- a/platform.mk
+++ b/platform.mk
@@ -55,9 +55,10 @@ else
 		ifeq ($(UNAME),Linux)
 			LDFLAGS += -ldl
 		endif
-		ifeq ($(firstword $(shell $(CC) --version)),gcc)
-			# Otherwise Fedora is making kresd symbols inaccessible for modules?
-			CFLAGS += -rdynamic
+		ifeq (GCC,$(shell $(CC) --version | grep -q '\<GCC\>' && echo GCC))
+			# Otherwise Fedora is making kresd symbols inaccessible for modules.
+			# Clang doesn't support this flag, so we hackily detect gcc.
+			BUILD_CFLAGS += -rdynamic
 		endif
 	endif
 endif