sysrc(8) -- a sysctl(8)-like utility for managing rc.conf(5)

[Devin Teske]

On Nov 2, 2010, at 6:06 PM, Devin Teske wrote:

> On Wed, 2010-10-20 at 23:46 -0700, Devin Teske wrote: 
>> On Oct 19, 2010, at 10:50 AM, Devin Teske wrote:
>> 
>>> On Mon, 2010-10-18 at 17:39 -0700, Devin Teske wrote:
>>>> On Wed, 2010-10-13 at 12:05 -0700, Devin Teske wrote: 
>>>>> On Tue, 2010-10-12 at 16:13 -0700, Devin Teske wrote:
>>>>>> Hey all,
>>>>>> 
>>>>>> [...]
>>>>>> 
>>>>>> Behold... sysrc(8) v2.0
>>>>>> 
>>>>>> #!/bin/sh
>>>>>> [...]
>>>>> 
>>>>> Version 2.1 is available here: http://druidbsd.sf.net/
>>>> 
>>>> Version 2.2 now.
>>>> Same links.
>>>> 
>>>> I added `-R dir' for specifying an alternate root (other than `/')
>>>> directory (mostly for handling jails).
>>> 
>>> Version 2.3 now.
>>> Same links.
>>> 
>> 
>> Version 2.4 now.
>> Same links.
>> 
> 
> Version 2.5 now.
> Same links.
> 
> That should be all the features that were requested (and some that
> weren't).

Minor fix ^_^
Version 2.5.1 now.

> 
>>> 
>>>> 
>>>>> 
>>>>> Direct links:
>>>>> http://druidbsd.sf.net/download/sysrc.gz (download gzipped)
>>>>> http://druidbsd.sf.net/download/sysrc.txt (view as text)
>>>>> 
>>>>> Here's the changes:
>>>>> 
>>>> 
>>> 
> 
> 


--- sysrc.2_5	2010-11-02 17:56:54.000000000 -0700
+++ sysrc	2010-11-02 20:35:12.000000000 -0700
@@ -2,7 +2,7 @@
 # -*- tab-width:  4 -*- ;; Emacs
 # vi: set tabstop=4     :: Vi/ViM
 #
-# Revision: 2.5
+# Revision: 2.5.1
 # Last Modified: November 2nd, 2010
 ############################################################ COPYRIGHT
 #
@@ -30,6 +30,7 @@
 # SUCH DAMAGE.
 #
 # AUTHOR      DATE      DESCRIPTION
+# dteske   2010.11.02   Fix quotes when replacing null assignment.
 # dteske   2010.11.02   Preserve leading/trailing whitespace in sysrc_set().
 # dteske   2010.11.02   Deprecate lrev() in favor of tail(1)'s `-r' flag.
 # dteske   2010.11.02   Map `-R dir' to `-j jail' if `dir' maps to a single
@@ -461,6 +462,7 @@
 	( found=
 	  IFS=
 	  while read -r LINE; do
+		# If already found, just spew...
 	  	if [ "$found" ]; then
 			echo "$LINE"
 			continue
@@ -491,8 +493,16 @@
 			# Use quotes if replacing with multi-word value
 			[ "${new_value%[$__IFS]*}" != "$new_value" ] \
 				&& new_value='"'"$new_value"'"'
+		elif echo "$LINE" | grep -Eq "$regex"; then
+			# found null-assignment
+			found=1
+			regex="$regex()()()"
+
+			# Always use quotes
+			new_value='"'"$new_value"'"'
 		fi
 
+		# Do the deed...
 		[ "$found" ] && LINE="$( echo "$LINE" \
 			| sed -re "s/$regex/\1\2$new_value\4/" )"
 


--
Cheers,
Devin Teske

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