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deprecate *not* using MKSH_CONSERVATIVE_FDS; named fds coming soon

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partially reverts commitid 10048752E6271CABA24 (the manpage, mostly)
and adds a deprecation warning at build time; suggested by izabera
This commit is contained in:
tg 2016-06-25 23:49:13 +00:00
parent f555d1d524
commit b5127b03be
2 changed files with 18 additions and 12 deletions
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13
Build.sh
View File

@ -1,5 +1,5 @@
#!/bin/sh
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.697 2016/03/04 18:28:39 tg Exp $'
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.698 2016/06/25 23:49:12 tg Exp $'
#-
# Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
# 2011, 2012, 2013, 2014, 2015, 2016
@ -1646,9 +1646,12 @@ ac_ifcpp 'ifdef MKSH_NOPROSPECTOFWORK' isset_MKSH_NOPROSPECTOFWORK '' \
check_categories="$check_categories arge nojsig"
ac_ifcpp 'ifdef MKSH_ASSUME_UTF8' isset_MKSH_ASSUME_UTF8 '' \
'if the default UTF-8 mode is specified' && : "${HAVE_SETLOCALE_CTYPE=0}"
ac_ifcpp 'ifdef MKSH_CONSERVATIVE_FDS' isset_MKSH_CONSERVATIVE_FDS '' \
'if traditional/conservative fd use is requested' && \
check_categories="$check_categories convfds"
if ac_ifcpp 'ifdef MKSH_CONSERVATIVE_FDS' isset_MKSH_CONSERVATIVE_FDS '' \
'if traditional/conservative fd use is requested'; then
check_categories="$check_categories convfds"
else
echo >&2 "WARNING: not building with -DMKSH_CONSERVATIVE_FDS is deprecated"
fi
#ac_ifcpp 'ifdef MKSH_DISABLE_DEPRECATED' isset_MKSH_DISABLE_DEPRECATED '' \
# "if deprecated features are to be omitted" && \
# check_categories="$check_categories nodeprecated"
@ -2653,7 +2656,7 @@ MKSH_BINSHPOSIX if */sh or */-sh, enable set -o posix
MKSH_BINSHREDUCED if */sh or */-sh, enable set -o sh
MKSH_CLRTOEOL_STRING "\033[K"
MKSH_CLS_STRING "\033[;H\033[J"
MKSH_CONSERVATIVE_FDS fd 0-9 for scripts, shell only up to 31
MKSH_CONSERVATIVE_FDS fd 0-9 for scripts, shell only up to 31 (soon default)
MKSH_DEFAULT_EXECSHELL "/bin/sh" (do not change)
MKSH_DEFAULT_PROFILEDIR "/etc" (do not change)
MKSH_DEFAULT_TMPDIR "/tmp" (do not change)

17
mksh.1
View File

@ -1,4 +1,4 @@
.\" $MirOS: src/bin/mksh/mksh.1,v 1.396 2016/06/25 23:48:10 tg Exp $
.\" $MirOS: src/bin/mksh/mksh.1,v 1.397 2016/06/25 23:49:13 tg Exp $
.\" $OpenBSD: ksh.1,v 1.160 2015/07/04 13:27:04 feinerer Exp $
.\"-
.\" Copyright © 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
@ -2456,16 +2456,19 @@ This is called a here string.
Standard input is duplicated from file descriptor
.Ar fd .
.Ar fd
can be a number, indicating the number of an existing file descriptor;
can be a single digit, indicating the number of an existing file descriptor;
the letter
.Ql p ,
indicating the file descriptor associated with the output of the current
co-process; or the character
.Ql \- ,
indicating standard input is to be closed.
Note that
.Ar fd
is limited to a single digit in most shell implementations.
.Pp
Note that the current version of
.Nm
supports some two-digit fd numbers in some environments;
this feature is deprecated and will be removed from a subsequent release
in favour of a ksh93-/perl-style "named file descriptors" feature.
.It \*(Gt& Ns Ar fd
Same as
.Ic \*(Lt& ,
@ -2477,7 +2480,7 @@ This is a deprecated (legacy) GNU
.Nm bash
extension supported by
.Nm
which also supports the preceding explicit fd number, for example,
which also supports the preceding explicit fd digit, for example,
.Ic 3&\*(Gt Ns Ar file
is the same as
.Ic 3\*(Gt Ns Ar file 2\*(Gt&3
@ -2506,7 +2509,7 @@ extensions.
In any of the above redirections, the file descriptor that is redirected
(i.e. standard input or standard output)
can be explicitly given by preceding the
redirection with a number (portably, only a single digit).
redirection with a single digit.
Parameter, command, and arithmetic
substitutions, tilde substitutions, and (if the shell is interactive)
file name generation are all performed on the