unistr/*, uniconv/*: Fix undefined behaviour. Reported by Jeffrey Walton <noloader@gmail.com>. * lib/unistr/u-cpy.h (FUNC): Don't invoke memcpy with a zero size. * lib/unistr/u-cpy-alloc.h (FUNC): Likewise. * lib/uniconv/u8-conv-from-enc.c (u8_conv_from_encoding): Likewise. * lib/uniconv/u8-conv-to-enc.c (u8_conv_to_encoding): Likewise.

Description:
Read a response from the user, and its classification as matching "yes" or
"no".

Files:
lib/yesno.c
lib/yesno.h
m4/yesno.m4

Depends-on:
getline
rpmatch
stdbool

configure.ac:
gl_YESNO

Makefile.am:
lib_SOURCES += yesno.c

Include:
"yesno.h"

License:
GPL

Maintainer:
Jim Meyering