[source] tools: cmake: use different approach for passing LDFLAGS

[LEDE Commits]

jow pushed a commit to source.git, branch master:
https://git.lede-project.org/08d73bfdce36e4cbb6e2d3c2ef9073925ac8e7c8

commit 08d73bfdce36e4cbb6e2d3c2ef9073925ac8e7c8
Author: Jo-Philipp Wich <jo at mein.io>
AuthorDate: Thu Jan 5 14:31:28 2017 +0100

    tools: cmake: use different approach for passing LDFLAGS
    
    Funnel the required LDFLAGS environment through HOST_CONFIGURE_CMD for now
    as the HOST_CONFIGURE_VARS semantics are completely broken.
    
    Signed-off-by: Jo-Philipp Wich <jo at mein.io>
---
 tools/cmake/Makefile | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/tools/cmake/Makefile b/tools/cmake/Makefile
index 13390ab..6214da7 100644
--- a/tools/cmake/Makefile
+++ b/tools/cmake/Makefile
@@ -19,10 +19,12 @@ HOST_CONFIGURE_PARALLEL:=1
 
 include $(INCLUDE_DIR)/host-build.mk
 
-HOST_CONFIGURE_CMD := MAKEFLAGS="$(HOST_JOBS)" $(BASH) ./configure
+HOST_CONFIGURE_CMD := \
+	MAKEFLAGS="$(HOST_JOBS)" \
+	LDFLAGS="$$$$(pkg-config --static --libs libcrypto)" \
+		$(BASH) ./configure
 
-HOST_CONFIGURE_VARS := \
-	LDFLAGS="$$$$(pkg-config --static --libs libcrypto)"
+HOST_CONFIGURE_VARS :=
 
 HOST_CONFIGURE_ARGS := \
 	--prefix=$(STAGING_DIR_HOST)