#!/perl/me -w

use strict;
use FileHandle;

my $i = 0;
# Get the current Process Id
my $proc = getpgrp(0);

# Create 10 files..
while ($i < 10) {
# Get a new File Handle
my $fh = new FileHandle();

# Count the File Handle for this process...
system ("ls -l /proc/$proc/fd/ | wc -l");
# Open a new File
sysopen ($fh, "/tmp/$i", O_RDWR) or die "$!";
# Write something to the file
print $fh "stuff \n";
#increment counter, to create a newer file.
$i++;
## NO CLOSE...
}

[download]
/tmp> ./perl junk2.pl
       5
       5
       5
       5
       5
       5
       5
       5
       5
       5

[download]
I was expecting it to go UP by 1 each time in the loop, but it stayed at 5. Why?

20100721 Janitored by Corion: Added formatting, code tags, as per Writeup Formatting Tips

In reply to Perl File Handle Count not working as expected, why? by radnus

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.