develooper Front page | perl.perl5.porters | Postings from May 2007

Re: [perl #42829] File::Spec bug on VMS

Thread Previous | Thread Next
From:
Scot K.
Date:
May 1, 2007 01:59
Subject:
Re: [perl #42829] File::Spec bug on VMS
Message ID:
9f4b647a0704301754x73afe698r7fdc4219af64a6e@mail.gmail.com
Sorry for submitting on a different machine...I no longer have access
to the machine that I encountered this problem on.

Here's the version info.
VMS (perl, v5.8.1 built for VMS_AXP)


On 4/30/07, Craig Berry <craig.a.berry@gmail.com> wrote:
> On 4/30/07, via RT swkronenfeld @ gmail. com <perlbug-followup@perl.org> wrote:
> > # New Ticket Created by  swkronenfeld@gmail.com
> > # Please include the string:  [perl #42829]
> > # in the subject line of all future correspondence about this issue.
> > # <URL: http://rt.perl.org/rt3/Ticket/Display.html?id=42829 >
> >
> >
> >
> > This is a bug report for perl from swkronenfeld@gmail.com,
> > generated with the help of perlbug 1.35 running under perl v5.8.6.
>
> Please confirm that you are actually using File::Spec::VMS from Perl
> 5.8.6 on Linux.  If not, please report the Perl and OS versions where
> you observe the problem.
>
> >
> >
> > -----------------------------------------------------------------
> > [Please enter your report here]
> >
> > Whenever my path length is a multiple of 8 + 1 (or a multiple of 8+3 if you count the brackets), i.e. 9, 17, 23, the path is formed incorrectly (as shown below). It discards the second argument and forms a file path based on the first argument only.
> >
> > my $path = "[DIR.";
> > my $tmp = "";
> > for(my $x=0; $x<60; $x++) {
> >     $tmp .= "a";
> >     my $tmp2 = $path . $tmp . "]";
> >     print File::Spec->catfile($tmp2, "file") . "\n";
> > }
> >
> > -----------------------------
> > $ perl test.pl
> > USERS:[DIR.a]file
> > USERS:[DIR.aa]file
> > USERS:[DIR.aaa]file
> > USERS:[DIR.aaaa]file
> > USERS:[DIR]aaaaa
> > USERS:[DIR.aaaaaa]file
> > USERS:[DIR.aaaaaaa]file
> > USERS:[DIR.aaaaaaaa]file
> > USERS:[DIR.aaaaaaaaa]file
> > USERS:[DIR.aaaaaaaaaa]file
> > USERS:[DIR.aaaaaaaaaaa]file
> > USERS:[DIR.aaaaaaaaaaaa]file
> > USERS:[DIR]aaaaaaaaaaaaa
> > USERS:[DIR.aaaaaaaaaaaaaa]file
> > USERS:[DIR.aaaaaaaaaaaaaaa]file
> > USERS:[DIR.aaaaaaaaaaaaaaaa]file
>
> In the current development version of Perl (blead@31105) on OpenVMS
> Alpha v8.3,  this bug does not appear to be present:
>
> $ perl test.pl
> D0:[DIR.a]file
> D0:[DIR.aa]file
> D0:[DIR.aaa]file
> D0:[DIR.aaaa]file
> D0:[DIR.aaaaa]file
> D0:[DIR.aaaaaa]file
> D0:[DIR.aaaaaaa]file
> D0:[DIR.aaaaaaaa]file
> D0:[DIR.aaaaaaaaa]file
> D0:[DIR.aaaaaaaaaa]file
> D0:[DIR.aaaaaaaaaaa]file
> D0:[DIR.aaaaaaaaaaaa]file
> D0:[DIR.aaaaaaaaaaaaa]file
> D0:[DIR.aaaaaaaaaaaaaa]file
> D0:[DIR.aaaaaaaaaaaaaaa]file
> D0:[DIR.aaaaaaaaaaaaaaaa]file
> <snip>
>
> > I debugged this and found the following:
> >
> > There is a bug in the function unixify (in VMS::Filespec). A control character is added to the end of certain length paths:
> >
> > 47: my($npath) = unixify($path);
> > DB<7> x $path 0 '[DIR.aaaaa]'
> > DB<8> s File::Spec::VMS::eliminate_macros(/perl_root/lib/File/Spec/VMS.pm:48):
> > 48: my($complex) = 0;
> > DB<8> x $npath 0 "/USERS/DIR/aaaaa\c@" # <---- What's that \c@ doing there?!
> >
> > As opposed to
> >
> > 47: my($npath) = unixify($path);
> > DB<9> x $path 0 '[DIR.aaaaaaa]'
> > DB<10> s File::Spec::VMS::eliminate_macros(/perl_root/lib/File/Spec/VMS.pm:48):
> > 48: my($complex) = 0;
> > DB<10> x $npath 0 '/USERS/DIR/aaaaaaa/'
> >
> >
> > [Please do not change anything below this line]
> > -----------------------------------------------------------------
> > ---
> > Flags:
> >     category=utilities
> >     severity=medium
> > ---
> > Site configuration information for perl v5.8.6:
> >
> > Configured by john at Wed Dec  8 16:58:35 CST 2004.
> >
> > Summary of my perl5 (revision 5 version 8 subversion 6) configuration:
> >   Platform:
> >     osname=linux, osvers=2.4.21-15.0.4.tlsmp, archname=i686-linux-64int
> >     uname='linux thugbert.cs.wisc.edu 2.4.21-15.0.4.tlsmp #1 smp tue aug 3 23:02:48 edt 2004 i686 unknown '
> >     config_args=''
> >     hint=recommended, useposix=true, d_sigaction=define
> >     usethreads=undef use5005threads=undef useithreads=undef usemultiplicity=undef
> >     useperlio=define d_sfio=undef uselargefiles=define usesocks=undef
> >     use64bitint=define use64bitall=undef uselongdouble=undef
> >     usemymalloc=n, bincompat5005=undef
> >   Compiler:
> >     cc='gcc', ccflags ='-fno-strict-aliasing -pipe -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -I/usr/include/gdbm',
> >     optimize='-O2',
> >     cppflags='-fno-strict-aliasing -pipe -I/usr/local/include -I/usr/include/gdbm'
> >     ccversion='', gccversion='3.4.1', gccosandvers=''
> >     intsize=4, longsize=4, ptrsize=4, doublesize=8, byteorder=12345678
> >     d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=12
> >     ivtype='long long', ivsize=8, nvtype='double', nvsize=8, Off_t='off_t', lseeksize=8
> >     alignbytes=4, prototype=define
> >   Linker and Libraries:
> >     ld='gcc', ldflags =' -L/usr/local/lib'
> >     libpth=/usr/local/lib /lib /usr/lib
> >     libs=-lnsl -lgdbm -ldb -ldl -lm -lcrypt -lutil -lc
> >     perllibs=-lnsl -ldl -lm -lcrypt -lutil -lc
> >     libc=/lib/libc-2.3.2.so, so=so, useshrplib=false, libperl=libperl.a
> >     gnulibc_version='2.3.2'
> >   Dynamic Linking:
> >     dlsrc=dl_dlopen.xs, dlext=so, d_dlsymun=undef, ccdlflags='-Wl,-E'
> >     cccdlflags='-fpic', lddlflags='-shared -L/usr/local/lib'
> >
> > Locally applied patches:
> >
> >
> > ---
> > @INC for perl v5.8.6:
> >     /s/perl-5.8.6/i386_tao10/lib/5.8.6/i686-linux-64int
> >     /s/perl-5.8.6/i386_tao10/lib/5.8.6
> >     /s/perl-5.8.6/i386_tao10/lib/site_perl/5.8.6/i686-linux-64int
> >     /s/perl-5.8.6/i386_tao10/lib/site_perl/5.8.6
> >     /s/perl-5.8.6/i386_tao10/lib/site_perl
> >     .
> >
> > ---
> > Environment for perl v5.8.6:
> >     HOME=/u/k/r/kronenfe
> >     LANG=en_US.UTF-8
> >     LANGUAGE (unset)
> >     LD_LIBRARY_PATH (unset)
> >     LOGDIR (unset)
> >     PATH=/u/k/r/kronenfe/bin:/s/std/bin:/usr/afsws/bin:/opt/SUNWspro/bin:/usr/ccs/bin:/usr/ucb:/bin:/usr/bin:/usr/stat/bin:/usr/X11R6/bin:/unsup/condor/bin:/unsup/condor/sbin:/p/condor/home/bin:/p/condor/workspaces/vdt/bin:/u/k/r/kronenfe/ruby/ruby/bin:/u/k/r/kronenfe/ruby/ruby/lib/ruby/gems/bin
> >     PERL_BADLANG (unset)
> >     SHELL=/bin/bash
> >
> >
>

Thread Previous | Thread Next


nntp.perl.org: Perl Programming lists via nntp and http.
Comments to Ask Bjørn Hansen at ask@perl.org | Group listing | About