78 lines
1.6 KiB
Bash
78 lines
1.6 KiB
Bash
# Error management functions
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# Exit with error
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function die()
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{
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local errorcode=$1
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[[ $2 == "--force" ]] && unset KEEPGOING
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if [[ $KEEPGOING ]]; then
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prnt E "Sortie prématuré avec erreur (code #$errorcode)."
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exit $errorcode
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else
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prnt W "On continue malgrés l'erreur #$errorcode."
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fi
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}
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export -f die
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function terminate()
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{
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prnt E "$1 reçu, sortie immédiate."
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die 128 --force
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}
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trap terminate 'Ctrl + C' SIGINT
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trap terminate 'SIGTERM' SIGTERM
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function error()
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{
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# Check the call is actually the result of an error
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local error_code="$?"
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[[ $error_code == 0 ]] && return;
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# Local variables
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local i=0
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local regex=''
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local mem=''
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local error_file=''
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local error_lineno=''
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local lineno=$1 && shift
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# Print error header
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prnt E "${BIWhite}*** ${BIRed}Une erreur fatale est intervenue, \
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le script va s'arrêter immédiatement !$DEFAULTCOL"
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# Print backtrace
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backtrace 2
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# Exit the script
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die $error_code
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}
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# Trigger error function on error
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trap error ${LINENO} ERR
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# Print a backtrace
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function backtrace
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{
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local _start_from_=0
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local params=( "$@" )
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if (( "${#params[@]}" >= "1" )); then
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_start_from_="$1"
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fi
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local i=0
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local first=false
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local last=false
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while caller $i > /dev/null; do
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if [[ -n "$_start_from_" ]] && (( "$i" + 1 >= "$_start_from_" )); then
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if [[ "$first" == false ]]; then
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echo "==== Pile d'appel ===="
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first=true
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fi
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caller $i
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fi
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(( i=i++ ))
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done
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}
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