Merge pull request #2559 from pacificcode/eosio_build_lcov

Centos: added install of lcov

scripts/eosio_build_centos.sh

@@ -124,7 +124,7 @@
 
 	printf "\n\tYUM repository successfully updated.\n"
 
-	DEP_ARRAY=( git autoconf automake libtool ocaml.x86_64 doxygen libicu-devel.x86_64 \
+	DEP_ARRAY=( git autoconf automake libtool ocaml.x86_64 doxygen graphviz-devel.x86_64 libicu-devel.x86_64 \
 	bzip2-devel.x86_64 openssl-devel.x86_64 gmp-devel.x86_64 python-devel.x86_64 gettext-devel.x86_64)
 	COUNT=1
 	DISPLAY=""
@@ -172,6 +172,44 @@
 		printf "\n\tNo required YUM dependencies to install.\n"
 	fi
 
+	if [[ $ENABLE_CODE_COVERAGE == true ]]; then
+		printf "\n\tChecking perl installation."
+		perl_bin=$( which perl 2>/dev/null )
+		if [ $? -ne 0 ]; then
+			printf "\n\tInstalling perl."
+			yum -y install perl
+			if [ $? -ne 0 ]; then
+				printf "\n\tUnable to install perl at this time.\n"
+				printf "\n\tExiting now.\n"
+			fi
+		else
+			printf "\n\tPerl installation found at ${perl_bin}."
+		fi
+		printf "\n\tChecking LCOV installation."
+		if [ ! -e /usr/local/bin/lcov ]; then
+			printf "\n\tLCOV installation not found.\n"
+			printf "\tInstalling LCOV.\n"
+			cd ${TEMP_DIR}
+			git clone https://github.com/linux-test-project/lcov.git
+			if [ $? -ne 0 ]; then
+				printf "\tUnable to clone LCOV at this time.\n"
+				printf "\tExiting now.\n\n"
+				exit;
+			fi
+			cd lcov
+			sudo make install
+			if [ $? -ne 0 ]; then
+				printf "\tUnable to install LCOV at this time.\n"
+				printf "\tExiting now.\n\n"
+				exit;
+			fi
+			rm -rf ${TEMP_DIR}/lcov
+			printf "\tSuccessfully installed LCOV.\n"
+		else
+			printf "\n\tLCOV installation found @ /usr/local/bin/lcov.\n"
+		fi
+	fi
+
 	printf "\n\tChecking CMAKE installation.\n"
     if [ ! -e ${CMAKE} ]; then
 		printf "\tInstalling CMAKE\n"