dotbash_git

#!/bin/bash
#
# GIT Specific hacks
#
GIT_MSG=""

#
# GIT Stuff
#
export GIT_AUTHOR_NAME="Alex Bennée"
: ${GIT_AUTHOR_EMAIL:="alex.bennee@linaro.org"}
export GIT_AUTHOR_EMAIL # over-ride with .bash_${host} for work
export GIT_COMMITTER_NAME="Alex Bennée"

# Until I retrain my brain
alias git-diff='git diff'
alias git-commit='git commit'
alias git-log='git log'
alias git-push='git push'
alias git-grep='git grep'

# PS function
function ps_git_f() {
    local s=
    local d=$(git rev-parse --git-dir 2>/dev/null ) b= r= a= c=
    if [[ -n "${d}" ]] ; then
        if [[ -d "${d}/../.dotest" ]] ; then
            if [[ -f "${d}/../.dotest/rebase" ]] ; then
                r="rebase"
            elif [[ -f "${d}/../.dotest/applying" ]] ; then
                r="am"
            else
                r="???"
            fi
            b=$(git symbolic-ref HEAD 2>/dev/null )
        elif [[ -f "${d}/.dotest-merge/interactive" ]] ; then
            r="rebase-i"
            b=$(<${d}/.dotest-merge/head-name)
        elif [[ -d "${d}/../.dotest-merge" ]] ; then
            r="rebase-m"
            b=$(<${d}/.dotest-merge/head-name)
        elif [[ -f "${d}/MERGE_HEAD" ]] ; then
            r="merge"
            b=$(git symbolic-ref HEAD 2>/dev/null )
        elif [[ -f "${d}/BISECT_LOG" ]] ; then
            r="bisect"
            b=$(git symbolic-ref HEAD 2>/dev/null )"???"
        else
            r=""
            b=$(git symbolic-ref HEAD 2>/dev/null )
        fi

        b=${b#refs/heads/}
        b=${b// }
        [[ -n "${b}" ]] && c="$(git config "branch.${b}.remote" 2>/dev/null )"
        [[ -n "${r}${b}${c}${a}" ]] && s="/${r:+${r}:}${b}${c:+@${c}}${a:+ ${a}}"
    fi
    echo -n "$s"
}

cache_colour_scm=${cache_colour_m_orng}
ps_scm="\[${cache_colour_scm}\]\$(ps_git_f)\[${cache_colour_end}\]"

update_ps1 "\W$ps_scm"

#
# Report git log for a given file across all branches in the system
# See: http://stackoverflow.com/questions/25135102/finding-an-old-patch-in-one-of-many-git-topic-branches
#
function git_branches_touching
{
    local hashes="`git log --format=format:"%H" --branches ^origin/master -- ${1}`"
    for h in ${hashes}; do
        local branches=`git branch --contains $h`
        git log --oneline --format=format:"%C(auto)%h (%Cgreen${branches##  }%Creset, %cr) %s" $h^..$h
    done
}

#
# Do we want completion?
#
GIT_SRC=$(find_directories "${HOME}/src/git.git")
if [[ -f "${GIT_SRC}/contrib/completion/git-completion.bash" ]]; then
    GIT_MSG="git.git completions"
    source ${GIT_SRC}/contrib/completion/git-completion.bash
fi
# lets not get fancy for now
#echo "\$BASH_SOURCE ${BASH_SOURCE[@]}"
alias .git=". ~/.bash_git"
if [[ ! -z $GIT_MSG ]]; then
    echo "loading .bash_git (Using: $GIT_MSG)"
fi