upstream/opnsense-src
1
0
Fork 0
mirror of https://github.com/opnsense/src.git synced 2026-05-28 04:12:45 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Mention that NUL characters are not allowed in sh(1) input.

Browse source 
I do not consider this a bug because POSIX permits it and argument strings
and environment variables cannot contain '\0' anyway.

PR:		bin/25542
MFC after:	2 weeks
This commit is contained in:
Jilles Tjoelker 2009-09-20 21:42:38 +00:00
parent cf6884f47d
commit 9764aa4157
1 changed files with 4 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
bin/sh/sh.1
View file

@ -375,6 +375,10 @@ introduces a comment if used at the beginning of a word.
The word starting with
.Ql #
and the rest of the line are ignored.
.Pp
.Tn ASCII
.Dv NUL
characters (character code 0) are not allowed in shell input.
.Ss Quoting
Quoting is used to remove the special meaning of certain characters
or words to the shell, such as operators, whitespace, keywords,