Do not handle echo "`echo \"hi\"`" in POSIX mode differently than in

traditional mode.  This aligns ksh's behavior with bash and FreeBSD sh.
The interpretation of the POSIX text is disputed, but it is unlikely
that a change from the traditional behavior was intended.

ok millert@

1 files changed, 2 insertions, 29 deletions

diff --git a/bin/ksh/ksh.1 b/bin/ksh/ksh.1
index d460db9acd1..557b4a0eb0b 100644
--- a/bin/ksh/ksh.1
+++ b/bin/ksh/ksh.1
@@ -1,8 +1,8 @@
-.\"	$OpenBSD: ksh.1,v 1.178 2016/03/21 13:35:00 tb Exp $
+.\"	$OpenBSD: ksh.1,v 1.179 2016/04/27 12:46:23 naddy Exp $
 .\"
 .\"	Public Domain
 .\"
-.Dd $Mdocdate: March 21 2016 $
+.Dd $Mdocdate: April 27 2016 $
 .Dt KSH 1
 .Os
 .Sh NAME
@@ -822,12 +822,6 @@ the
 and the newline are stripped; otherwise, both the
 .Ql \e
 and the character following are unchanged.
-.Pp
-.Sy Note :
-See
-.Sx POSIX mode
-below for a special rule regarding
-differences in quoting when the shell is in POSIX mode.
 .Ss Aliases
 There are two types of aliases: normal command aliases and tracked aliases.
 Command aliases are normally used as a short hand for a long or often used
@@ -2473,27 +2467,6 @@ The following is a list of things that are affected by the state of the
 option:
 .Bl -bullet
 .It
-Occurrences of
-.Ic \e\&"
-inside double quoted
-.Ic `..`
-command substitutions.
-In POSIX mode, the
-.Ic \e\&"
-is interpreted when the command is interpreted;
-in non-POSIX mode,
-the backslash is stripped before the command substitution is interpreted.
-For example,
-.Ic echo \&"`echo \e\&"hi\e\&"`\&"
-produces
-.Dq \&"hi\&"
-in POSIX mode,
-.Dq hi
-in non-POSIX mode.
-To avoid problems, use the
-.Ic $(...)\&
-form of command substitution.
-.It
 .Ic kill -l
 output.
 In POSIX mode, only signal names are listed (in a single line);