| 12
 3
 4
 5
 6
 7
 8
 9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 
 | #!/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
}
 |