git-commit-file

#!/usr/bin/env sh

# autocmd BufWritePost * execute ":silent ! git-commit-file %"

FILE="$1"
test -e "$FILE" || exit

if [ "${FILE#/}" = "${FILE}" ]; then
    FILE="./${FILE}"
fi

cd "${FILE%/*}"
FILE="${FILE##*/}"

if [ -d .git ] || git rev-parse --git-dir > /dev/null 2>&1; then
    GITDIR="$(git rev-parse --git-dir 2> /dev/null)"
    WORKBASE="${GITDIR%/.git}"
    # check if rebase is in progress
    if  test -d "$(git rev-parse --git-path rebase-merge 2> /dev/null)" || test -d "$(git rev-parse --git-path rebase-apply 2> /dev/null)"; then
        # do nothing
        true
    elif test -f "$(git rev-parse --git-path BISECT_START 2> /dev/null)"; then
        # do nothing
        true
    elif test -n "$(git check-ignore "./$FILE" 2> /dev/null)"; then
        # do nothing
        true
    else
        FULL_NAME="$(git ls-files --full-name "$FILE")"
        if [ -n "$FULL_NAME" ]; then
            git commit -o "$FILE" -m "saved file $FULL_NAME" > /dev/null 2>&1
        else
            git add "$FILE"
            git commit -o "$FILE" -m "new file ${PWD#$WORKBASE/}/$FILE" > /dev/null 2>&1
	      fi
    fi
fi