查看已經下載好ANDROID源碼是什麼版本號

Administrator@andy  /cygdrive/d/Android_sourcesCode_2.3/android-gingerbread
$ make build/core/version_defaults.mk
build/core/find-jdk-tools-jar.sh: line 9: [: /cygdrive/c/Program: binary operator expected
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PLATFORM_VERSION_CODENAME=REL
PLATFORM_VERSION=2.3.1
TARGET_PRODUCT=generic_x86
TARGET_BUILD_VARIANT=eng
TARGET_SIMULATOR=
TARGET_BUILD_TYPE=release
TARGET_BUILD_APPS=
TARGET_ARCH=x86
TARGET_ARCH_VARIANT=x86
HOST_ARCH=x86
HOST_OS=windows
HOST_BUILD_TYPE=release
BUILD_ID=GINGERBREAD
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Checking build tools versions...