Call "java[c] -version" only once

and print out the full output if error occurs.
Bug: 11672548

Change-Id: Iba217789f7ab69d73902a4dc82e8975b2f6a48fc
This commit is contained in:
Ying Wang 2013-11-13 15:05:15 -08:00
parent 270be79007
commit 7b66d366bf

View file

@ -140,19 +140,22 @@ $(warning ************************************************************)
$(error Directory names containing spaces not supported)
endif
java_version_str := $(shell java -version 2>&1)
javac_version_str := $(shell javac -version 2>&1)
# Check for the current jdk
ifneq ($(EXPERIMENTAL_USE_JAVA7_OPENJDK),)
# The user asked for java7 openjdk, so check that the host
# java version is really openjdk
ifeq ($(shell java -version 2>&1 | grep -i openjdk),)
ifeq ($(shell echo '$(java_version_str)' | grep -i openjdk),)
$(info ************************************************************)
$(info You asked for an OpenJDK 7 build but your version is)
$(info $(shell java -version 2>&1 | head -n 2).)
$(info $(java_version_str).)
$(info ************************************************************)
$(error stop)
endif # java version is not OpenJdk
else # if EXPERIMENTAL_USE_JAVA7_OPENJDK
ifneq ($(shell java -version 2>&1 | grep -i openjdk),)
ifneq ($(shell echo '$(java_version_str)' | grep -i openjdk),)
$(info ************************************************************)
$(info You are attempting to build with an unsupported JDK.)
$(info $(space))
@ -169,13 +172,13 @@ endif # if EXPERIMENTAL_USE_JAVA7_OPENJDK
ifneq ($(EXPERIMENTAL_USE_JAVA7_OPENJDK),)
required_version := "OpenJDK 1.7"
required_javac_version := "1.7"
java_version := $(shell java -version 2>&1 | head -n 1 | grep '^java .*[ "]1\.7[\. "$$]')
javac_version := $(shell javac -version 2>&1 | head -n 1 | grep '[ "]1\.7[\. "$$]')
java_version := $(shell echo '$(java_version_str)' | grep '^java .*[ "]1\.7[\. "$$]')
javac_version := $(shell echo '$(javac_version_str)' | grep '[ "]1\.7[\. "$$]')
else # if EXPERIMENTAL_USE_JAVA7_OPENJDK
required_version := "JavaSE 1.6"
required_javac_version := "1.6"
java_version := $(shell java -version 2>&1 | head -n 1 | grep '^java .*[ "]1\.6[\. "$$]')
javac_version := $(shell javac -version 2>&1 | head -n 1 | grep '[ "]1\.6[\. "$$]')
java_version := $(shell echo '$(java_version_str)' | grep '^java .*[ "]1\.6[\. "$$]')
javac_version := $(shell echo '$(javac_version_str)' | head -n 1 | grep '[ "]1\.6[\. "$$]')
endif # if EXPERIMENTAL_USE_JAVA7_OPENJDK
ifeq ($(strip $(java_version)),)
@ -183,7 +186,7 @@ $(info ************************************************************)
$(info You are attempting to build with the incorrect version)
$(info of java.)
$(info $(space))
$(info Your version is: $(shell java -version 2>&1 | head -n 1).)
$(info Your version is: $(java_version_str).)
$(info The required version is: $(required_version))
$(info $(space))
$(info Please follow the machine setup instructions at)
@ -198,7 +201,7 @@ $(info ************************************************************)
$(info You are attempting to build with the incorrect version)
$(info of javac.)
$(info $(space))
$(info Your version is: $(shell javac -version 2>&1 | head -n 1).)
$(info Your version is: $(javac_version_str).)
$(info The required version is: $(required_javac_version))
$(info $(space))
$(info Please follow the machine setup instructions at)
@ -207,6 +210,7 @@ $(info ************************************************************)
$(error stop)
endif
ifndef BUILD_EMULATOR
ifeq (darwin,$(HOST_OS))
GCC_REALPATH = $(realpath $(shell which $(HOST_CC)))