>>>>> On Sat, 3 Aug 2013, Michał Górny wrote:
> 2. The eclass comes with a pure bash-3.2 CamelCase converter for
> changing PNs like 'twisted-foo' into 'TwistedFoo'. The relevant code
> can be moved to eutils as portable replacements for bash-4 ${foo^}
> and friends.
> # obtain octal ASCII code for the first letter.
> local ord=$(printf '%o' "'${fl}")
>
> # check if it's [a-z]. ASCII codes are locale-safe.
> if [[ ${ord} -ge 141 && ${ord} -le 172 ]]; then
> # now substract 040 to make it upper-case.
> # fun fact: in range 0141..0172, decimal '- 40' is fine.
> local ord=$(( ${ord} - 40))
> # and convert it back to the character.
> fl=$(printf '\'${ord})
> fi
This looks just horrible. You do decimal arithmetic on octal numbers?
Ulrich
