+#!/bin/sh
+
+export TERM=${TERM:-linux}
+tput_rev=${nocolor:-$(tput rev)}
+tput_sgr0=${nocolor:-$(tput sgr0)}
+tput_bold=${nocolor:-$(tput bold)}
+tput_setaf_0=${nocolor:-$(tput setaf 0)}
+tput_setaf_2=${nocolor:-$(tput setaf 2)}
+
+info () {
+ set=$(set +o | grep '^set .o xtrace$')
+ set +x
+ printf >&2 "%sINFO%s" "$tput_setaf_2" "$tput_sgr0"
+ comment=$1
+ shift
+ for var in "$@"
+ do
+ val=$(eval printf %s "\"\${$var:-}\"" || false) || false
+ printf >&2 ": %s%s%s=%s%s%s" "$tput_bold$tput_setaf_0" "$var" "$tput_sgr0" "$tput_bold$tput_setaf_0" "$val" "$tput_sgr0"
+ done
+ printf >&2 ": %s%s%s\n" "$tput_rev" "$comment" "$tput_sgr0"
+ $set
+ }
+error () {
+ set=$(set +o | grep '^set .o xtrace$')
+ set +x
+ printf >&2 "%sERROR%s" "$tput_setaf_2" "$tput_sgr0"
+ errno=$1
+ comment=$2
+ shift 2
+ for var in "$@"
+ do
+ val=$(eval printf %s "\"\${$var:-}\"" || false) || false
+ printf >&2 ": %s%s%s=%s%s%s" "$tput_bold$tput_setaf_0" "$var" "$tput_sgr0" "$tput_bold$tput_setaf_0" "$val" "$tput_sgr0"
+ done
+ printf >&2 ": %s%s%s\n" "$tput_rev" "$comment" "$tput_sgr0"
+ $set
+ exit $1
+ }