From eed0c6be16a4a7c5bf087c1b04b64e20d2206975 Mon Sep 17 00:00:00 2001
From: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Date: Tue, 7 May 2019 18:30:45 +0200
Subject: [PATCH] configure: fail --with-rdma if it's not available

While here, also refactor IBV_WR_SEND_WITH_INV check
to use the new BUILD_CMD command.

Change-Id: Ieefe77d769f2b1369d204ec54b976fa11441af46
Signed-off-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/453706
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
---
 configure | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index be0db3659..0380e3a25 100755
--- a/configure
+++ b/configure
@@ -407,9 +407,17 @@ if [[ "$OSTYPE" == "freebsd"* ]]; then
 fi
 
 if [ "${CONFIG[RDMA]}" = "y" ]; then
-	if echo -e '#include <infiniband/verbs.h>\n \
-		int main(void){ return !!IBV_WR_SEND_WITH_INV; }\n' \
-		| ${CC:-cc} ${CFLAGS} -x c -c -o /dev/null - 2>/dev/null; then
+	if ! echo -e '#include <infiniband/verbs.h>\n#include <rdma/rdma_verbs.h>\n' \
+		'int main(void) { return 0; }\n' \
+		| $BUILD_CMD -libverbs -lrdmacm - 2>/dev/null; then
+		echo --with-rdma requires libverbs and librdmacm.
+		echo Please install then re-run this script.
+		exit 1
+	fi
+
+	if echo -e '#include <infiniband/verbs.h>\n' \
+		'int main(void) { return !!IBV_WR_SEND_WITH_INV; }\n' \
+		| $BUILD_CMD -c - 2>/dev/null; then
 		CONFIG[RDMA_SEND_WITH_INVAL]="y"
 	else
 		CONFIG[RDMA_SEND_WITH_INVAL]="n"