2011-12-27 16:34:26 +01:00
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#!/bin/bash
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2011-12-29 14:29:24 +01:00
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# Copyright 2010-2011, Asio Software Technologies
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# Distributed under the terms of the GNU General Public License v3
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2011-12-27 16:34:26 +01:00
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#-------------------------------------------------------------------------------
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# Checks whether a supplied variable is defined or not
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# Parameters: %variable%
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#-------------------------------------------------------------------------------
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function isDefined() {
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[[ ${!1-X} == ${!1-Y} ]]
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}
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#-------------------------------------------------------------------------------
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# Checks whether a supplied variable is enabled or not
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# Parameters: %variable%
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#-------------------------------------------------------------------------------
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function isEnabled() {
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case "${1}" in
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[Ee][Nn][Aa][Bb][Ll][Ee][Dd])
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return 0
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;;
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[Tt][Rr][Uu][Ee])
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return 0
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;;
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[Yy][Ee][Ss])
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return 0
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;;
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1)
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return 0
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;;
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esac
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return 1
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}
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#-------------------------------------------------------------------------------
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# Checks whether a variable is defined and if value's length > 0
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# Parameters: %variable%
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#-------------------------------------------------------------------------------
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function isSet() {
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if isDefined ${1}; then
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if [[ -n ${!1} ]]; then
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return 0
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fi
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fi
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return 1
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}
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#-------------------------------------------------------------------------------
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2011-12-28 13:45:31 +01:00
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# Loads EzBuild configuration
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#-------------------------------------------------------------------------------
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function loadConfiguration() {
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2011-12-28 14:57:22 +01:00
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source ${EZROOT}/config/${EZNAME}.conf &> /dev/null || panic
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source ${EZROOT}/config/layout.conf &> /dev/null || panic
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source /etc/ezbuild/${EZNAME}.conf &> /dev/null || panic
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source /etc/ezbuild/layout.conf &> /dev/null || panic
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2011-12-28 13:45:31 +01:00
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}
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#-------------------------------------------------------------------------------
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# Loads all EzBuild Libraries
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#-------------------------------------------------------------------------------
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function loadLibraries() {
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2011-12-28 14:57:22 +01:00
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source ${EZROOT}/libraries/colors &> /dev/null || panic
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2011-12-28 14:35:43 +01:00
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}
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2011-12-29 23:58:25 +01:00
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#-------------------------------------------------------------------------------
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# Saves specified message into a log file
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# Parameters: %message% %level%
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#-------------------------------------------------------------------------------
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function logMessage() {
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if isEnabled ${LOGGING}; then
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2011-12-30 00:46:06 +01:00
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local MESSAGE="${1}"
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local TYPE="${2}"
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local DATE=$(date +"${LOGDATEFORMAT}")
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2011-12-29 23:58:25 +01:00
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if [ -z ${TYPE} ]; then
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2011-12-30 00:46:06 +01:00
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local TYPE=" - "
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2011-12-29 23:58:25 +01:00
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fi
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echo -e "[${DATE}][${TYPE}] ${MESSAGE}" >> ${LOGFILE}
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fi
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}
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#-------------------------------------------------------------------------------
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# Saves executed command multiline output into a log file
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# Parameters: %command_output%
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#-------------------------------------------------------------------------------
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function logOutput() {
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if isEnabled ${LOGGING}; then
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echo -e "${@}" | awk '{ print " )> ", $0; }' >> ${LOGFILE}
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fi
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}
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2011-12-28 14:35:43 +01:00
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#-------------------------------------------------------------------------------
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# Outputs error message and aborts program execution
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#-------------------------------------------------------------------------------
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function panic() {
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2011-12-28 14:57:22 +01:00
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echo -e "FATAL ERROR: Unable to load necessary files!"
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echo -e "Your EzBuild installation seems to be broken..."
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2011-12-28 14:35:43 +01:00
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exit 1
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2011-12-28 13:45:31 +01:00
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}
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#-------------------------------------------------------------------------------
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2011-12-29 23:58:25 +01:00
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# Outputs formatted error message to both display and log file
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# Parameters: %message%
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#-------------------------------------------------------------------------------
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function printError() {
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logMessage "${1}" "ERROR"
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echo -e " ${MESSAGE_ERROR} ${@}"
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}
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#-------------------------------------------------------------------------------
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# Outputs formatted information to both display and log file
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# Parameters: %message%
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#-------------------------------------------------------------------------------
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function printInfo() {
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logMessage "${1}" "INFO"
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echo -e " ${MESSAGE_INFO} ${@}"
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}
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#-------------------------------------------------------------------------------
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# Outputs formatted warning to both display and log file
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# Parameters: %message%
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#-------------------------------------------------------------------------------
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function printWarn() {
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logMessage "${1}" "WARN"
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echo -e " ${MESSAGE_WARN} ${@}"
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}
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2011-12-30 12:45:38 +01:00
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#-------------------------------------------------------------------------------
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# Restores original Internal Field Separator (IFS)
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#-------------------------------------------------------------------------------
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function restoreIFS() {
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if [ "${ORGIFS:-unset}" != "unset" ]; then
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IFS="${ORGIFS}"
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unset ORGIFS
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else
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unset IFS
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fi
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}
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2011-12-29 23:58:25 +01:00
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#-------------------------------------------------------------------------------
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# Silently executes given command and saves its output to log file if enabled
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# Parameters: %command%
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#-------------------------------------------------------------------------------
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function run() {
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2011-12-30 00:46:06 +01:00
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local COMMAND="${1}"
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2011-12-29 23:58:25 +01:00
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logMessage "Executing: \"${COMMAND}\"" "DEBUG"
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2011-12-30 00:46:06 +01:00
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local OUTPUT=$(${COMMAND} 2>&1)
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local RESULT=${?}
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2011-12-29 23:58:25 +01:00
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logOutput "${OUTPUT}"
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return ${RESULT}
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}
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#-------------------------------------------------------------------------------
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2011-12-30 12:45:38 +01:00
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# Saves original Internal Field Separator (IFS) and optionally sets new value
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# Parameters: %new_ifs%
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#-------------------------------------------------------------------------------
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function saveIFS() {
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if [ "${IFS:-unset}" != "unset" ]; then
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ORGIFS="${IFS}"
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fi
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local NEWIFS="${1}"
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if isSet NEWIFS; then
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IFS="${NEWIFS}"
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fi
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}
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#-------------------------------------------------------------------------------
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2011-12-27 16:34:26 +01:00
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# Returns a UNIX timestamp
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#-------------------------------------------------------------------------------
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function timestamp() {
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echo $(date +%s)
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}
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#-------------------------------------------------------------------------------
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# Returns lowercase string
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# Parameters: %string%
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#-------------------------------------------------------------------------------
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function toLower() {
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echo "${@}" | tr '[:upper:]' '[:lower:]'
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}
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#-------------------------------------------------------------------------------
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# Returns uppercase string
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# Parameters: %string%
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#-------------------------------------------------------------------------------
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function toUpper() {
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echo "${@}" | tr '[:lower:]' '[:upper:]'
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}
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#-------------------------------------------------------------------------------
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# Returns only the first part of a string, delimited by tabs or spaces
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# Parameters: %string%
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#-------------------------------------------------------------------------------
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function trim() {
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echo ${1}
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}
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