patch 8.1.0697: ":sign place" requires the buffer argument commit https://github.com/vim/vim/commit/b328cca2548936c5f68fff683049a929882f5011 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 6 16:24:01 2019 +0100 patch 8.1.0697: ":sign place" requires the buffer argument Problem: ":sign place" requires the buffer argument. Solution: Make the argument optional. Also update the help and clean up the sign test. (Yegappan Lakshmanan, closes #3767)

#! /bin/sh
#
# which.sh -- find where an executable is located.  It's here because the
# "which" command is not supported everywhere.  Used by Makefile.

IFS=":"
for ac_dir in $PATH; do
	if test -f "$ac_dir/$1"; then
		echo "$ac_dir/$1"
		break
	fi
done