2023-09-01 09:44:08 +0300, Oğuz via austin-group-l at The Open Group: > On Fri, Sep 1, 2023 at 7:41 AM Phi Debian <phi.deb...@gmail.com> wrote: > > My vote is for posix_printf %B mapping to libc_printf %b > > In the shell we already have bc for base conversion. Does POSIX really > have to support C2x %b in the first place?
Yes, though note: - that implies forking a process and loading an external executable and its libraries - bc is not always available. It's not installed by default on Debian for instance. - for bases over 16, it uses some unusual representation that can't be used anywhere. A summary of some options for some common POSIX-like shells at https://unix.stackexchange.com/questions/191205/bash-base-conversion-from-decimal-to-hex/191209#191209 -- Stephane
