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-------- Original Message --------
Subject: Env::PS1::sprintf('\w') does not track Perl chdir()
Date: Tue, 16 Nov 2010 16:52:20 -0800
From: David Christensen <dpchrist@holgerdanske.com>
To: rsn@cpan.org
Ryan:
http://search.cpan.org/~rsn/Env-PS1-0.06/lib/Env/PS1.pm says:
...
BUGS
Please mail the author if you encounter any bugs.
AUTHOR
Jaap Karssenberg || Pardus [Larus] <pardus@cpan.org>
This module is currently maintained by Ryan Niebur <rsn@cpan.org>
...
Env::PS1::sprintf('\w') does not seem to work when my Perl scripts
change the working directory via chdir(). Please see console session below.
Is this a bug or a feature?
David
2010-11-16 16:46:53 dpchrist@p43400e ~/Env-PS1
$ cat /etc/debian_version
5.0.6
2010-11-16 16:46:57 dpchrist@p43400e ~/Env-PS1
$
2010-11-16 16:46:58 dpchrist@p43400e ~/Env-PS1
$ perl -V
Summary of my perl5 (revision 5 version 10 subversion 0) configuration:
Platform:
osname=linux, osvers=2.6.26-2-amd64,
archname=i486-linux-gnu-thread-multi
uname='linux puccini 2.6.26-2-amd64 #1 smp fri aug 14 07:12:04 utc
2009 i686 gnulinux '
config_args='-Dusethreads -Duselargefiles -Dccflags=-DDEBIAN
-Dcccdlflags=-fPIC -Darchname=i486-linux-gnu -Dprefix=/usr
-Dprivlib=/usr/share/perl/5.10 -Darchlib=/usr/lib/perl/5.10
-Dvendorprefix=/usr -Dvendorlib=/usr/share/perl5
-Dvendorarch=/usr/lib/perl5 -Dsiteprefix=/usr/local
-Dsitelib=/usr/local/share/perl/5.10.0
-Dsitearch=/usr/local/lib/perl/5.10.0 -Dman1dir=/usr/share/man/man1
-Dman3dir=/usr/share/man/man3 -Dsiteman1dir=/usr/local/man/man1
-Dsiteman3dir=/usr/local/man/man3 -Dman1ext=1 -Dman3ext=3perl
-Dpager=/usr/bin/sensible-pager -Uafs -Ud_csh -Ud_ualarm -Uusesfio
-Uusenm -DDEBUGGING=-g -Doptimize=-O2 -Duseshrplib
-Dlibperl=libperl.so.5.10.0 -Dd_dosuid -des'
hint=recommended, useposix=true, d_sigaction=define
useithreads=define, usemultiplicity=define
useperlio=define, d_sfio=undef, uselargefiles=define, usesocks=undef
use64bitint=undef, use64bitall=undef, uselongdouble=undef
usemymalloc=n, bincompat5005=undef
Compiler:
cc='cc', ccflags ='-D_REENTRANT -D_GNU_SOURCE -DDEBIAN
-fno-strict-aliasing -pipe -I/usr/local/include -D_LARGEFILE_SOURCE
-D_FILE_OFFSET_BITS=64',
optimize='-O2 -g',
cppflags='-D_REENTRANT -D_GNU_SOURCE -DDEBIAN -fno-strict-aliasing
-pipe -I/usr/local/include'
ccversion='', gccversion='4.3.2', gccosandvers=''
intsize=4, longsize=4, ptrsize=4, doublesize=8, byteorder=1234
d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=12
ivtype='long', ivsize=4, nvtype='double', nvsize=8, Off_t='off_t',
lseeksize=8
alignbytes=4, prototype=define
Linker and Libraries:
ld='cc', ldflags =' -L/usr/local/lib'
libpth=/usr/local/lib /lib /usr/lib /usr/lib64
libs=-lgdbm -lgdbm_compat -ldb -ldl -lm -lpthread -lc -lcrypt
perllibs=-ldl -lm -lpthread -lc -lcrypt
libc=/lib/libc-2.7.so, so=so, useshrplib=true,
libperl=libperl.so.5.10.0
gnulibc_version='2.7'
Dynamic Linking:
dlsrc=dl_dlopen.xs, dlext=so, d_dlsymun=undef, ccdlflags='-Wl,-E'
cccdlflags='-fPIC', lddlflags='-shared -O2 -g -L/usr/local/lib'
Characteristics of this binary (from libperl):
Compile-time options: MULTIPLICITY PERL_DONT_CREATE_GVSV
PERL_IMPLICIT_CONTEXT PERL_MALLOC_WRAP USE_ITHREADS
USE_LARGE_FILES USE_PERLIO USE_REENTRANT_API
Built under linux
Compiled at Aug 28 2009 22:15:29
@INC:
/etc/perl
/usr/local/lib/perl/5.10.0
/usr/local/share/perl/5.10.0
/usr/lib/perl5
/usr/share/perl5
/usr/lib/perl/5.10
/usr/share/perl/5.10
/usr/local/lib/site_perl
.
2010-11-16 16:47:02 dpchrist@p43400e ~/Env-PS1
$
2010-11-16 16:47:05 dpchrist@p43400e ~/Env-PS1
$ perl -MEnv::PS1 -e 'print $Env::PS1::VERSION, "\n"'
0.06
2010-11-16 16:47:10 dpchrist@p43400e ~/Env-PS1
$
2010-11-16 16:47:11 dpchrist@p43400e ~/Env-PS1
$ cat test.pl
#! /usr/bin/perl
use 5.010;
use strict;
use warnings;
use Cwd;
use Env::PS1;
print "system('pwd') says: "; system "pwd";
print "Cwd::cwd() says: ", getcwd(), "\n";
print "Env::PS1::sprintf('\\w') says: ", Env::PS1::sprintf('\\w'), "\n";
system "mkdir -p foo";
chdir 'foo';
print "system('pwd') says: "; system "pwd";
print "Cwd::cwd() says: ", getcwd(), "\n";
print "Env::PS1::sprintf('\\w') says: ", Env::PS1::sprintf('\\w'), "\n";
2010-11-16 16:47:16 dpchrist@p43400e ~/Env-PS1
$
2010-11-16 16:47:17 dpchrist@p43400e ~/Env-PS1
$ perl -c test.pl
test.pl syntax OK
2010-11-16 16:47:23 dpchrist@p43400e ~/Env-PS1
$
2010-11-16 16:47:24 dpchrist@p43400e ~/Env-PS1
$ perl test.pl
system('pwd') says: /home/dpchrist/Env-PS1
Cwd::cwd() says: /home/dpchrist/Env-PS1
Env::PS1::sprintf('\w') says: /home/dpchrist/Env-PS1
system('pwd') says: /home/dpchrist/Env-PS1/foo
Cwd::cwd() says: /home/dpchrist/Env-PS1/foo
Env::PS1::sprintf('\w') says: /home/dpchrist/Env-PS1
2010-11-16 16:47:28 dpchrist@p43400e ~/Env-PS1
$