Merge pull request chxuan#268 from ardinzh/master

add for Gentoo support

install.sh

@@ -27,6 +27,8 @@ function get_linux_distro()
         echo "ArchLinux"
     elif grep -Eq "ManjaroLinux" /etc/*-release; then
         echo "ManjaroLinux"
+    elif grep -Eq "Gentoo" /etc/*-release; then
+        echo "Gentoo"
     else
         echo "Unknow"
     fi
@@ -318,6 +320,35 @@ function install_prepare_software_on_archlinux()
     sudo ln -s /usr/lib/libtinfo.so.6 /usr/lib/libtinfo.so.5
 }
 
+# 安装gentoo必备软件
+function install_prepare_software_on_gentoo()
+{
+    test_install_gentoo app-editors/vim dev-util/ctags sys-devel/automake sys-devel/gcc dev-util/cmake sys-apps/ack dev-vcs/git media-libs/fontconfig
+    su - -c "ln -s /usr/lib/libtinfo.so.6 /usr/lib/libtinfo.so.5" -s /bin/bash
+}
+
+function test_install_gentoo()
+{
+    pkgs=$*
+    pkg_need_install=""
+    for pkg in ${pkgs}
+    do
+        if qlist -I | grep -Eq $pkg; then
+            echo "$pkg is already installed."
+        else
+	    pkg_need_install="$pkg_need_install $pkg"
+        fi
+    done
+
+    if sudo -l | grep -Eq "emerge"; then
+        sudo emerge -v $pkg_need_install 
+    else
+    	echo "Need Root password:"
+        su - -c "emerge -v $pkg_need_install" -s /bin/bash
+    fi
+
+}
+
 # 安装opensuse必备软件
 function install_prepare_software_on_opensuse()
 {
@@ -521,6 +552,14 @@ function install_vimplus_on_archlinux()
     begin_install_vimplus
 }
 
+# 在Gentoo上安装vimplus
+function install_vimplus_on_gentoo()
+{
+    backup_vimrc_and_vim
+    install_prepare_software_on_gentoo
+    begin_install_vimplus
+}
+
 # 在opensuse上安装vimplus
 function install_vimplus_on_opensuse()
 {
@@ -559,6 +598,8 @@ function install_vimplus_on_linux()
         install_vimplus_on_archlinux
     elif [ ${distro} == "ManjaroLinux" ]; then
         install_vimplus_on_archlinux
+    elif [ ${distro} == "Gentoo" ]; then
+        install_vimplus_on_gentoo
     else
         echo "Not support linux distro: "${distro}
     fi