Check php source files for syntax errors

php-lint.sh

#!/bin/bash

function lint_check () {
    result=`php -l "$1" 2>&1`
    if [ $? -ne 0 ]
    then
        echo "ERROR: php -l \"$1\""
        echo "${result}"
        return $?
    fi
    return 0
}

echo "$@" | egrep -q '(\-h|\-\-help)\s+?'
if [ $? -eq 0 -o $# -eq 0 ]
then
    echo "usage: $(basename $0) /path/or/file [...]"
    exit 1
fi

while [ $# -gt 0 ]
do
    tgt="$1"
    if [ -d "${tgt}" ]
    then
        find "${tgt}" -type f -name "*.php" \
            | while read src
              do
                  lint_check "${src}"
              done
    elif [ -f "${tgt}" ]
    then
        lint_check "${tgt}"
    else
        echo "Not a file or directory: ${tgt}"
    fi
    shift
done