添加支持gentoo系统的一键安装脚本 (#809)

tools/bootstrap.sh

@@ -94,6 +94,20 @@ install_ubuntu_debian_pkg()
 
 }
 
+
+####################################
+# 当检测到gentoo时，执行此函数         #
+####################################
+gentoo()
+{
+    pkgman="emerge"
+    echo "检测到Gentoo发行版"
+    echo "正在更新包管理器的列表..."
+    sudo "${pkgman}" --sync
+    echo "正在安装所需的包..."
+    sudo "${pkgman}"  net-misc/curl net-misc/wget net-misc/bridge-utils net-dns/dnsmasq sys-apps/diffutils dev-util/pkgconf sys-apps/which app-arch/unzip sys-apps/util-linux sys-fs/dosfstools sys-devel/gcc dev-build/make sys-devel/flex sys-apps/texinfo dev-libs/gmp dev-libs/mpfr app-emulation/qemu dev-libs/mpc dev-libs/openssl
+}
+
 install_archlinux_pkg()
 {
     pkgman="pacman"