Commit 5a670e8e authored by Ben Walker's avatar Ben Walker Committed by Darek Stojaczyk
Browse files

detect_cc: Handle empty arguments 



When called from scripts, sometimes the arguments passed
will be empty.

Change-Id: I2f9fa1daa173eecc7b20928cd359284bb6f74ff3
Signed-off-by: default avatarBen Walker <benjamin.walker@intel.com>
Reviewed-on: https://review.gerrithub.io/c/444278


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarDarek Stojaczyk <dariusz.stojaczyk@intel.com>
parent 8bbf0391

scripts/detect_cc.sh

+18 −8
Original line number Diff line number Diff line
@@ -23,10 +23,7 @@ function usage() 
	err " --lto=[y|n]               Attempt to configure for LTO"

}



CC=cc

CXX=c++

LD=ld

LTO=n





for i in "$@"; do

	case "$i" in
@@ -35,16 +32,24 @@ for i in "$@"; do 
			exit 0

			;;

		--cc=*)

			if [[ -n "${i#*=}" ]]; then

				CC="${i#*=}"

			fi

			;;

		--cxx=*)

			if [[ -n "${i#*=}" ]]; then

				CXX="${i#*=}"

			fi

			;;

		--lto=*)

			if [[ -n "${i#*=}" ]]; then

				LTO="${i#*=}"

			fi

			;;

		--ld=*)

			if [[ -n "${i#*=}" ]]; then

				LD="${i#*=}"

			fi

			;;

		--)

			break
@@ -56,6 +61,11 @@ for i in "$@"; do 
	esac

done



: ${CC=cc}

: ${CXX=c++}

: ${LD=ld}

: ${LTO=n}



CC_TYPE=$($CC -v 2>&1 | grep -o -E '\w+ version' | head -1 | awk '{ print $1 }')

CXX_TYPE=$($CXX -v 2>&1 | grep -o -E '\w+ version' | head -1 | awk '{ print $1 }')

if [ "$CC_TYPE" != "$CXX_TYPE" ]; then