Qt获取git版本信息的具体方法

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exists (./.git) {

    GIT_BRANCH   = $$system(git rev-parse --abbrev-ref HEAD)

    GIT_TIME     = $$system(git show --oneline --format=\"%ci%H\" -s HEAD)

    APP_VERSION = "Git: $${GIT_BRANCH}: $${GIT_TIME}"

} else {

    GIT_BRANCH      = None

    GIT_TIME        = None

    APP_VERSION     = None

}

DEFINES += GIT_BRANCH=\"\\\"$$GIT_BRANCH\\\"\"

DEFINES += GIT_TIME=\"\\\"$$GIT_TIME\\\"\"

DEFINES += APP_VERSION=\"\\\"$$APP_VERSION\\\"\"

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qDebug() << APP_VERSION;

qDebug() << GIT_BRANCH;