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Article #524

problems with sed

#524
From: Margaret Ann Metcalf
Date: Sat, 28 Oct 1989 00:12
63 lines
2567 bytes
This is to report a bug found with gnu sed versions 1.02 and 1.06.
Problem lies in asking sed to perform branches (b label).
Error message is
    /usr/local/gnu/bin/sed: Can't find label for jump to ''

Machines are Sun3 runing SunOS 3.4, Sun SPARCStation running
SunOS 4.0.3, Sun 386i running SunOS 4.0.1.  Only version 1.06 was
tried on SPARC and Sun386i.

Here are details on script used for test.  Script used for test is
known to work with /bin/sed (Sun's sed).  It was modified only to
specify use of GNU sed.  Script expects input lines in format of
/etc/passwd with hostname prepended.  I.E.,
    ra|root:lWlgn9USZ1TPI:0:1:System Administrator:/:/bin/csh
Expected output is of form
    Administrator, System	root	0	ra	/
    
Here's script

#!/bin/sh
/usr/local/gnu/bin/sed							\
-e ':jr'								\
    -e '/ Jr[^:]*:/ {'							\
    -e '/:\([^: ]*\) \([^: ]*\) Jr[\.]*:/s//:\2, \1 Jr.:/'	\
    -e '/:\([^: ]* [^: ]*\) \([^: ]*\) Jr[\.]*:/s//:\2, \1 Jr.:/'	\
    -e 'b all'								\
    -e '}'								\
-e ':3d2p'								\
    -e '/[^:]*:[^:]*:[^:]*:[^:]*:[^ ]* [^ ]* [IV]*:/ {'			\
    -e '/:\([^: ]*\) \([^: ]*\) \([IV\.]*\):/s//:\2, \1 \3:/'	\
    -e 'b all'								\
    -e '}'								\
-e '/^\([^:]*:[^:]*:[^:]*:[^:]*:\)\([^: ]* [^: ]*\) \([^: ]*\) \([IV\.]*\):/{' \
    -e 's//\1\3, \2 \4:/'					\
    -e 'b all'								\
    -e '}' \
    -e ':3pn'								\
    -e '/^\([^:]*:[^:]*:[^:]*:[^:]*:\)\([^: ]* [^: ]*\) \([^: ]*\):/ {'	\
    -e 's//\1\3, \2:/'						\
    -e 'b all'								\
    -e '}'								\
    -e ':2pn'								\
    -e '/^\([^:]*:[^:]*:[^:]*:[^:]*:\)\([^: ]*\) \([^: ]*\):/ {'	\
    -e 's//\1\3, \2:/'						\
    -e 'b all'								\
    -e '}'								\
-e ':all'								\
-e '/^\([^:| 	]*\)[| 	]*\([^:]*\):[^:]*:\([^:]*\):[^:]*:\([^:]*\):\([^:]*\).*/ {' \
    -e 's//\4	\2	\3	\1	\5/' \
    -e 'b' \
    -e '}' \

#    -e 's/^\([^:]*\):[^:]*:/\1::/'					\

#      1=machine            2=login         3=uid           4=name    5=home
# juniors - handle various forms then kick out
# thirds - handle various forms then kick out
# 3 part names
# 2 part names
# all lines - strip out password field

thanks,
mam@umb.umb.edu
Technical Details
Message-ID: <8910280012.AA06569@ra.umb.edu>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!watmath!iuvax!cica!tut.cis.ohio-state.edu!ra.umb.edu!mam

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watmath!iuvax!cica!tut.cis.ohio-state.edu!ra.umb.edu!mam
From: mam@ra.umb.edu (Margaret Ann Metcalf)
Newsgroups: gnu.utils.bug
Subject: problems with sed
Message-ID: <8910280012.AA06569@ra.umb.edu>
Date: 28 Oct 89 00:12:43 GMT
Sender: daemon@tut.cis.ohio-state.edu
Distribution: gnu
Organization: GNUs Not Usenet
Lines: 63