From: Stefano Lattarini Date: Tue, 13 Sep 2011 13:56:57 +0000 (+0200) Subject: docs: document Solaris 10 /bin/ksh and XPG4 sh 'unset' bug X-Git-Tag: v2.68b~57 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7b4918700354b546ae6dd50d0e21eb41f7ad1c96;p=thirdparty%2Fautoconf.git docs: document Solaris 10 /bin/ksh and XPG4 sh 'unset' bug * doc/autoconf.texi (Limitations of Builtins): Solaris 10 ksh and XPG4 sh also fails upon `unset' of a variable that is not set. --- diff --git a/ChangeLog b/ChangeLog index 219176f8..5ff3e92f 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2011-09-13 Stefano Lattarini + + docs: document Solaris 10 /bin/ksh and XPG4 sh 'unset' bug + * doc/autoconf.texi (Limitations of Builtins): Solaris 10 ksh + and XPG4 sh also fails upon `unset' of a variable that is not + set. + 2011-07-24 Jim Meyering docs: improve the prose describing _AC_CHECK_TYPE_NEW_BODY diff --git a/doc/autoconf.texi b/doc/autoconf.texi index 3377afe5..90ab4b9e 100644 --- a/doc/autoconf.texi +++ b/doc/autoconf.texi @@ -18105,7 +18105,8 @@ and file name expansion. @item @command{unset} @c ------------------ @prindex @command{unset} -In some nonconforming shells (e.g., NetBSD 5.99.43 sh or Bash 2.05a), +In some nonconforming shells (e.g., Solaris 10 @command{/bin/ksh} and +@command{/usr/xpg4/bin/sh}, NetBSD 5.99.43 sh, or Bash 2.05a), @code{unset FOO} fails when @code{FOO} is not set. This can interfere with @code{set -e} operation. You can use