unictype/numeric: Fix undefined behaviour. Reported by Jeffrey Walton <noloader@gmail.com>. * lib/unictype/numeric.c (uc_numeric_value): Avoid undefined behaviour on shift overflow, caught by "gcc -fsanitize=undefined". * lib/unictype/bidi_of.c (uc_bidi_class): Add cast, for clarity. * lib/unictype/categ_of.c (lookup_withtable): Likewise. * lib/unictype/joininggroup_of.c (uc_joining_group): Likewise.

Description:
help detect directory cycles efficiently

Files:
lib/cycle-check.c
lib/cycle-check.h
m4/cycle-check.m4

Depends-on:
assure
dev-ino
same-inode
stdbool
stdint

configure.ac:
gl_CYCLE_CHECK

Makefile.am:
lib_SOURCES += cycle-check.c

Include:
"cycle-check.h"

License:
GPL

Maintainer:
Jim Meyering