Mercurial > vim
view src/toolcheck @ 17308:d04de6c49f59 v8.1.1653
patch 8.1.1653: ubsan warns for possibly passing NULL pointer
commit https://github.com/vim/vim/commit/0d07155c8bbaca1a527b79da358438253a60839f
Author: Bram Moolenaar <Bram@vim.org>
Date: Mon Jul 8 22:04:03 2019 +0200
patch 8.1.1653: ubsan warns for possibly passing NULL pointer
Problem: Ubsan warns for possibly passing NULL pointer.
Solution: Skip code when length is zero. (Dominique Pelle, closes https://github.com/vim/vim/issues/4631)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Mon, 08 Jul 2019 22:15:04 +0200 |
parents | 3fc0f57ecb91 |
children |
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#!/bin/sh # toolcheck -- check for tools that have severe bugs. Good that all the buggy # tools identify by version numbers. This is the spirit of GNU :-) # # 24.7.95 jw. retval=0 reply="`sh -version -c exit 2>&1 < /dev/null`" case "$reply" in GNU*1.14.3*) echo "- sh is '$reply'"; echo " CAUTION: This shell has a buggy 'trap' command."; echo " The configure script may fail silently."; retval=1; ;; GNU*) echo "- sh is '$reply' - probably OK."; ;; *) ;; esac reply="`sed --version 2>&1 < /dev/null`" case "$reply" in GNU\ sed\ version\ 2.0[34]) echo "- sed is '$reply'"; echo " CAUTION: This sed cannot configure screen properly." retval=1; ;; GNU\ sed\ version\ 2.05|GNU\ sed\ version\ 2.03\ kevin) echo "- sed is '$reply' - good."; ;; GNU*) echo "- sed is '$reply'."; ;; *) ;; esac exit $retval