verify_branch.sh

#/bin/sh

if [ ! -f "functions.sh" ]; then
    echo "Error: Required file functions.sh not present" >&2
    exit 1
else
    . $(readlink -f functions.sh)
fi


doSwitch () 
{
    BRANCH="$1"
    CUR_BRANCH="$(git status --branch | head -1 | sed 's/# On branch //g')"
    if $(git status | grep "$BRANCH" > /dev/null); then
        echo "Yes"
    else
        echo "No (Current branch $CUR_BRANCH)"
        echo "Recommended branch is $BRANCH based on your kernel version ($(uname -r))"
        read -p "Should I switch it to $BRANCH for you?  (y/n): " input
        if [ "$input" = "y" ]; then
            git checkout -f $BRANCH
        else
            echo "OK, but if the build fails come back here and try again."
            read -p "Continue with the build? (Y/N): " input
            if ! [ "$input" = "Y" -o "$input" = "y" ]; then
                exit 1
            fi
        fi
    fi
}


echo "Verifying a sane branch for your kernel version..."

if inGitRepo; then
    if $(uname -r | grep "3.15" > /dev/null); then
        doSwitch "arch"
    elif $(uname -r | grep "3.14" > /dev/null); then
        doSwitch "fedora-20"
    elif $(uname -r | grep "3.13" > /dev/null); then
        doSwitch "ubuntu-14.04"
    elif $(uname -r | grep "3.12" > /dev/null); then
        doSwitch "fedora-20"
    elif $(uname -r | grep "3.11" > /dev/null); then
        if runningFedora; then
            doSwitch "fedora-20"
        else
            doSwitch "ubuntu-13.10"
        fi
    elif $(uname -r | grep "3.8" > /dev/null); then
        doSwitch "ubuntu-13.04"
    elif $(uname -r | grep "3.2" > /dev/null); then
        doSwitch "ubuntu-12.04"
    else
        echo "You are running kernel $(uname -r), which is not well supported."
        echo "See the README.md for recommended branch."
        read -p "Continue with the build? (Y/N): " input
        if ! [ "$input" = "Y" -o "$input" = "y" ]; then
            exit 1
        fi
    fi
else
    base="$(basename $(pwd))"
    if ( $(uname -r | grep "3.15" > /dev/null) && ! $(echo "$base" | grep "arch"          > /dev/null) ) ||                                                        \
       ( $(uname -r | grep "3.14" > /dev/null) && ! $(echo "$base" | grep "fedora-20"     > /dev/null) ) ||                                                        \
       ( $(uname -r | grep "3.13" > /dev/null) && ! $(echo "$base" | grep "ubuntu-14.04"  > /dev/null) ) ||                                                        \
       ( $(uname -r | grep "3.12" > /dev/null) && ! $(echo "$base" | grep "fedora-20"     > /dev/null) ) ||                                                        \
       ( $(uname -r | grep "3.11" > /dev/null) && ! $(echo "$base" | grep "fedora-20"     > /dev/null) ) && ! $(echo "$base" | grep "ubuntu-13.10" > /dev/null) || \
       ( $(uname -r | grep "3.8"  > /dev/null) && ! $(echo "$base" | grep "ubuntu-13.04"  > /dev/null) ) ||                                                        \
       ( $(uname -r | grep "3.2"  > /dev/null) && ! $(echo "$base" | grep "ubuntu-12.04"  > /dev/null) )
    then
        echo "No (current branch $base)"
        echo -e "\nYou don't appear to be in a Git checkout.\nThis means branch information is not available.\nYou can still proceed to build, but you might be using unstable code."
        read -p "Would you like me to try and get a git checkout for you? (Y/N): " checkout

        if [ "$checkout" = "y" -o "$checkout" = "Y" ]; then
            installBuildDependencies

            dirname="rtl8188ce-linux-driver"
            deleteok="NOT_ASKED"

            if [ -d "$dirname" ]; then
                echo ""
                read -p "The target directory already exists.  Is it ok if I delete it? (I'll be replacing it) (Y/N): " deleteok
                if [ "$deleteok" = "Y" -o "$deleteok" = "y" ]; then
                    rm -rf "$dirname"
                fi
            fi

            if [ ! -d "$dirname" ]; then
                git clone https://github.com/FreedomBen/rtl8188ce-linux-driver.git
                if [ -d "$dirname" ]; then
                    rm -rf *.c *.o *.h *.bz2 *.ko compat/ firmware/ Kconfig Makefile modules.order Module.symvers rtl8188ee/ rtl8188ce/ rtl8192* rtl8723e
                    echo -e "\nLooks like the clone was successful (new folder is $(readlink -f $dirname))"
                    echo -e "Kicking off the build...\n"
                    cd "$dirname" && make
                    if (( $? )); then
                        echo -e "\nBuild exited with success status."
                    else
                        echo -e "\nBuild exited with failure status (Exit code $?)."
                    fi
                    echo "To install, cd over to $dirname and run \"sudo make install\""
                else
                    echo -e "\nSomething went wrong and I couldn't clone the repo."
                    read -p "Continue with the build? (Y/N): " input
                    if ! [ "$input" = "Y" -o "$input" = "y" ]; then
                        exit 1
                    fi
                fi
            else
                echo -e "\nDid not clone the git repo because the target already exists"
                read -p "Continue with the build? (Y/N): " input
                if ! [ "$input" = "Y" -o "$input" = "y" ]; then
                    exit 1
                fi
            fi
        else
            read -p "Continue with the build? (Y/N): " input
            if ! [ "$input" = "Y" -o "$input" = "y" ]; then
                exit 1
            fi
        fi
    else
        echo "Yes"
    fi
fi