Re: standards/44063 (awk: setting NF doesn't change $i)

[Aleksey Cheusov <cheusov%tut.by@localhost>]

The following reply was made to PR standards/44063; it has been noted by GNATS.

From: Aleksey Cheusov <cheusov%tut.by@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: standards/44063 (awk: setting NF doesn't change $i)
Date: Sat, 19 Nov 2011 22:22:51 +0300

 I'd like to commit the following regression test and close this PR.
 I think it answers all answered questions.
 
 Objections?
 
 Index: distrib/sets/lists/tests/mi
 ===================================================================
 RCS file: /cvsroot/src/distrib/sets/lists/tests/mi,v
 retrieving revision 1.424
 diff -u -r1.424 mi
 --- distrib/sets/lists/tests/mi        17 Nov 2011 01:22:30 -0000      1.424
 +++ distrib/sets/lists/tests/mi        19 Nov 2011 16:38:20 -0000
 @@ -2701,6 +2701,9 @@
  ./usr/tests/util/Atffile                      tests-util-tests
  ./usr/tests/util/awk                          tests-util-tests
  ./usr/tests/util/awk/Atffile                  tests-util-tests
 +./usr/tests/util/awk/d_assign_NF.awk          tests-util-tests
 +./usr/tests/util/awk/d_assign_NF.in           tests-util-tests
 +./usr/tests/util/awk/d_assign_NF.out          tests-util-tests
  ./usr/tests/util/awk/d_big_regexp.awk         tests-util-tests
  ./usr/tests/util/awk/d_big_regexp.in          tests-util-tests
  ./usr/tests/util/awk/d_big_regexp.out         tests-util-tests
 Index: tests/util/awk/Makefile
 ===================================================================
 RCS file: /cvsroot/src/tests/util/awk/Makefile,v
 retrieving revision 1.2
 diff -u -r1.2 Makefile
 --- tests/util/awk/Makefile    30 Apr 2011 11:24:14 -0000      1.2
 +++ tests/util/awk/Makefile    19 Nov 2011 16:38:20 -0000
 @@ -29,5 +29,8 @@
  FILES+=               d_toupper.awk
  FILES+=               d_toupper.in
  FILES+=               d_toupper.out
 +FILES+=               d_assign_NF.awk
 +FILES+=               d_assign_NF.in
 +FILES+=               d_assign_NF.out
  
  .include <bsd.test.mk>
 Index: tests/util/awk/d_assign_NF.awk
 ===================================================================
 RCS file: tests/util/awk/d_assign_NF.awk
 diff -N tests/util/awk/d_assign_NF.awk
 --- /dev/null  1 Jan 1970 00:00:00 -0000
 +++ tests/util/awk/d_assign_NF.awk     19 Nov 2011 16:38:20 -0000
 @@ -0,0 +1,16 @@
 +# $NetBSD$
 +
 +{
 +      NF = 2
 +      print "$0=`" $0 "`"
 +      print "$3=`" $3 "`"
 +      print "$4=`" $4 "`"
 +      NF = 3
 +      print "$0=`" $0 "`"
 +      print "$3=`" $3 "`"
 +      print "$4=`" $4 "`"
 +      NF = 4
 +      print "$0=`" $0 "`"
 +      print "$3=`" $3 "`"
 +      print "$4=`" $4 "`"
 +}
 Index: tests/util/awk/d_assign_NF.in
 ===================================================================
 RCS file: tests/util/awk/d_assign_NF.in
 diff -N tests/util/awk/d_assign_NF.in
 --- /dev/null  1 Jan 1970 00:00:00 -0000
 +++ tests/util/awk/d_assign_NF.in      19 Nov 2011 16:38:20 -0000
 @@ -0,0 +1 @@
 + 1    2  3
 Index: tests/util/awk/d_assign_NF.out
 ===================================================================
 RCS file: tests/util/awk/d_assign_NF.out
 diff -N tests/util/awk/d_assign_NF.out
 --- /dev/null  1 Jan 1970 00:00:00 -0000
 +++ tests/util/awk/d_assign_NF.out     19 Nov 2011 16:38:20 -0000
 @@ -0,0 +1,9 @@
 +$0=`1 2`
 +$3=``
 +$4=``
 +$0=`1 2 `
 +$3=``
 +$4=``
 +$0=`1 2  `
 +$3=``
 +$4=``
 Index: tests/util/awk/t_awk.sh
 ===================================================================
 RCS file: /cvsroot/src/tests/util/awk/t_awk.sh,v
 retrieving revision 1.6
 diff -u -r1.6 t_awk.sh
 --- tests/util/awk/t_awk.sh    2 May 2011 08:30:21 -0000       1.6
 +++ tests/util/awk/t_awk.sh    19 Nov 2011 16:38:23 -0000
 @@ -98,6 +98,16 @@
        h_check period -v x=0.5
  }
  
 +atf_test_case assign_NF
 +assign_NF_head()
 +{
 +      atf_set "descr" 'Checks that assign to NF changes $0 and $n (PR/44063)'
 +}
 +assign_NF_body()
 +{
 +      h_check assign_NF
 +}
 +
  atf_init_test_cases()
  {
        atf_add_test_case big_regexp
 @@ -105,4 +115,5 @@
        atf_add_test_case string1
        atf_add_test_case multibyte
        atf_add_test_case period
 +      atf_add_test_case assign_NF
  }
 
 -- 
 Best regards, Aleksey Cheusov.