Pull all git subdirectories - if successful, be quiet.

pull-all.sh

#!/usr/bin/env bash


quiet_git() {
    tempfile=`mktemp /tmp/git-pull-all-XXXXXXXX`
    stdout=$tempfile
    stderr=$tempfile

    if ! git "$@" </dev/null >$stdout 2>$stderr; then
        cat $stderr >&2
        rm -f $stdout $stderr
    fi

    rm -f $stdout $stderr
}

export -f quiet_git

for i in `find . -type d -depth 1`
do
    if [ -d $i/.git ]
    then
       echo "Pulling ${i}"
       quiet_git -C $i pull
    fi
done