chmod() doesn't populate a local()ed $! #14073
Comments
From @FGasperCreated by @FGasperperl -MFile::Temp -e'my ($fh, $path) = File::Temp::tempfile(); close The above breaks on every Perl version that I've tried: 5.14.4/Linux, 5.18.2/Mac, and 5.20.0/Mac. If you take out the "local ( Perl Info |
From @FGasperchown() appears to have a similar problem. perl -MFile::Temp -e'my ($fh, $path) = File::Temp::tempfile(); close On 9/4/14 12:50 PM, perlbug-followup@perl.org wrote:
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From @LeontOn Thu, Sep 4, 2014 at 7:50 PM, felipe@felipegasper.com <
The presence of «local $!» will prevent the previous value (from Leon |
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The RT System itself - Status changed from 'new' to 'open' |
From @FGasperOn 9/4/14 3:18 PM, Leon Timmermans via RT wrote:
Compare this to how print behaves: perl -MFile::Temp -e'my ($fh, $path) = File::Temp::tempfile(); close ok? [] err? [Bad file descriptor/Bad file descriptor]The documented behavior is that chown() and chmod() populate $! whenever -FG |
From @csjewellHe's trying to GENERATE an error in order to show that the local($!) So yes, it is a bug. On Thu, Sep 4, 2014, at 14:17, Leon Timmermans wrote:
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From @LeontOn Thu, Sep 4, 2014 at 10:50 PM, Felipe Gasper <felipe@felipegasper.com>
Notice hor $ perl -MFile::Temp -e'my ($fh, $path) = File::Temp::tempfile(); close $fh; gives exactly the same result. The only conclusion that can be made here is Yes, it does not set $! if $fh is a closed filehandle (because it doesn't Leon |
From @Leont0001-Set-when-chmod-ing-a-closed-filehandle.patchFrom db6a4e3750b3eb75b40b7856183e5dedaa89d409 Mon Sep 17 00:00:00 2001
From: Leon Timmermans <fawaka@gmail.com>
Date: Thu, 4 Sep 2014 23:00:05 +0200
Subject: [PATCH] Set $! when chmod()ing a closed filehandle
---
doio.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/doio.c b/doio.c
index a631eeb..3e013d0 100644
--- a/doio.c
+++ b/doio.c
@@ -1759,6 +1759,7 @@ Perl_apply(pTHX_ I32 type, SV **mark, SV **sp)
#endif
}
else {
+ SETERRNO(EBADF,RMS_IFI);
tot--;
}
}
@@ -1799,6 +1800,7 @@ Perl_apply(pTHX_ I32 type, SV **mark, SV **sp)
#endif
}
else {
+ SETERRNO(EBADF,RMS_IFI);
tot--;
}
}
--
2.1.0-222-g4315447
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From @AbigailOn Thu, Sep 04, 2014 at 10:50:10AM -0700, felipe@felipegasper.com wrote:
It sets $! to "Inappropriate ioctl for device" on my box, which In fact, that's what $! contains after File::Temp::tempfile: #!/usr/bin/perl use 5.010; say "[$!]"; __END__ Which further indicates what Leon was saying, the issue here is that Abigail |
From @tonycozOn Thu Sep 04 14:14:31 2014, LeonT wrote:
I've applied essentially this patch, but with some tests as 8334cae. I didn't notice yours until after I'd written mine. Tony |
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@tonycoz - Status changed from 'open' to 'resolved' |
From @FGasperThank you! :) On 22 Oct 2014 12:39 AM, Tony Cook via RT wrote:
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Migrated from rt.perl.org#122703 (status was 'resolved')
Searchable as RT122703$
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