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#!/bin/bash
# Shared functions for various supporting scripts of compton
# Mostly copied from Gentoo gentoo-functions
GOOD=$'\e[32;01m'
WARN=$'\e[33;01m'
BAD=$'\e[31;01m'
HILITE=$'\e[36;01m'
BRACKET=$'\e[34;01m'
NORMAL=$'\e[0m'
# @FUNCTION: eerror
# @USAGE: [message]
# @DESCRIPTION:
# Show an error message.
eerror() {
echo -e "$@" | while read -r ; do
echo " $BAD*$NORMAL $REPLY" >&2
done
return 0
}
# @FUNCTION: einfo
# @USAGE: [message]
# @DESCRIPTION:
# Show a message.
einfo() {
echo -e "$@" | while read -r ; do
echo " $GOOD*$NORMAL $REPLY"
done
return 0
}
# @FUNCTION: die
# @USAGE:
# @DESCRIPTION:
# Print the call stack and the working directory, then quit the shell.
die() {
eerror "Call stack:"
(( n = ${#FUNCNAME[@]} - 1 ))
while (( n > 0 )); do
funcname=${FUNCNAME[$((n - 1))]}
sourcefile=$(basename ${BASH_SOURCE[${n}]})
lineno=${BASH_LINENO[$((n - 1))]}
eerror " ${sourcefile}:${lineno} - Called ${funcname}()"
(( n-- ))
done
eerror "Working directory: '$(pwd)'"
exit 1
}
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