Commit f868b24d authored by Diego Biurrun's avatar Diego Biurrun

configure: Add sanitize_var_name convenience function

This is useful in all the places where special characters in
variable names are manually translated to underscores.
parent 813b82b9
......@@ -408,14 +408,18 @@ set_weak(){
done
}
sanitize_var_name(){
echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
}
set_safe(){
var=$1
shift
eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
eval $(sanitize_var_name "$var")='$*'
}
get_safe(){
eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
eval echo \$$(sanitize_var_name "$1")
}
pushvar(){
......
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