Re: EOF at PS2

2023-05-26 Thread Chet Ramey
On 4/26/23 5:38 PM, Grisha Levit wrote: A few issues with EOF being received at PS2: I finally had a chance to check out the ksh88 behavior on a Solaris 10 VM. It's pretty bizarre, but it does point to some improvements when ignoreeof is enabled. It seems like the POSIX committee wanted the ksh

ctype.h functions on bytes 0x80..0xFF

2023-05-26 Thread Grisha Levit
On Mon, May 1, 2023 at 11:48 AM Chet Ramey wrote: > > (And once we get these issues straightened out, if you look back to your > original example, 0x240 is a blank in my locale, en_US.UTF-8, and will be > removed from the input stream by the parser unless it's quoted.) On at least recent macos ve

\U expansion in single-byte locale

2023-05-26 Thread Grisha Levit
If expanding a \u (or \U) escape sequence fails, Bash replaces the input escape sequence with a newly generated one: $ LC_ALL=C printf %b \\U80 \u0080 Since this new sequence may by longer than the input, it can cause an overflow in printf: $ bash-asan -c 'LC_ALL=C printf %b \\U80' ERROR: Addres