From 54700c7e6938f7ed41c271548b61d277a5a14c44 Mon Sep 17 00:00:00 2001
From: Jim Harris <james.r.harris@intel.com>
Date: Mon, 12 Feb 2018 08:53:33 -0700
Subject: [PATCH] build: add top-level cc_version and cxx_version Makefile
 targets

Also 'build' these targets in autobuild.sh - this will print out
the compiler versions to the build log.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I4e0a1d01e72b1ee0f67e46ad224c02863c7b0d74

Reviewed-on: https://review.gerrithub.io/399432
Reviewed-by: Lance Hartmann <lance.hartmann@oracle.com>
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
---
 Makefile     | 8 +++++++-
 autobuild.sh | 4 ++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 891349b5a..e7d2d547e 100644
--- a/Makefile
+++ b/Makefile
@@ -38,7 +38,7 @@ include $(SPDK_ROOT_DIR)/mk/spdk.common.mk
 
 DIRS-y += lib test examples app include
 
-.PHONY: all clean $(DIRS-y) config.h CONFIG.local mk/cc.mk
+.PHONY: all clean $(DIRS-y) config.h CONFIG.local mk/cc.mk cc_version cxx_version
 
 ifeq ($(CURDIR)/dpdk/build,$(CONFIG_DPDK_DIR))
 ifneq ($(SKIP_DPDK_BUILD),1)
@@ -76,4 +76,10 @@ config.h: CONFIG CONFIG.local scripts/genconfig.py
 	cmp -s $@.tmp $@ || mv $@.tmp $@ ; \
 	rm -f $@.tmp
 
+cc_version: mk/cc.mk
+	$(Q)echo "SPDK using CC=$(CC)"; $(CC) -v
+
+cxx_version: mk/cc.mk
+	$(Q)echo "SPDK using CXX=$(CXX)"; $(CXX) -v
+
 include $(SPDK_ROOT_DIR)/mk/spdk.subdirs.mk
diff --git a/autobuild.sh b/autobuild.sh
index 8d8e7a68a..168bb482f 100755
--- a/autobuild.sh
+++ b/autobuild.sh
@@ -30,6 +30,10 @@ if [ $SPDK_BUILD_IOAT_KMOD -eq 1 ]; then
 fi
 timing_exit build_kmod
 
+# Print compiler versions to log
+$MAKE cc_version
+$MAKE cxx_version
+
 scanbuild=''
 make_timing_label='make'
 if [ $SPDK_RUN_SCANBUILD -eq 1 ] && hash scan-build; then