67 lines
1.6 KiB
Diff
67 lines
1.6 KiB
Diff
From d47812b974b515e952dc093e692bf15f0a9afbc4 Mon Sep 17 00:00:00 2001
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From: Tony Cook <tony@develop-help.com>
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Date: Mon, 5 Sep 2016 15:40:11 +1000
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Subject: [PATCH] (perl #129130) make chdir allocate the stack it needs
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Ported to 5.24.0:
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commit 92c843fb4b4e1a1e0ac7ec0fe198dc77266838da
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Author: Tony Cook <tony@develop-help.com>
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Date: Mon Sep 5 15:40:11 2016 +1000
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(perl #129130) make chdir allocate the stack it needs
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chdir with no argument didn't ensure there was stack space available
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for its result.
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Signed-off-by: Petr Písař <ppisar@redhat.com>
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---
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pp_sys.c | 1 +
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t/op/chdir.t | 8 +++++++-
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2 files changed, 8 insertions(+), 1 deletion(-)
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diff --git a/pp_sys.c b/pp_sys.c
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index 3bf2673..d2cf872 100644
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--- a/pp_sys.c
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+++ b/pp_sys.c
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@@ -3639,6 +3639,7 @@ PP(pp_chdir)
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HV * const table = GvHVn(PL_envgv);
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SV **svp;
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+ EXTEND(SP, 1);
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if ( (svp = hv_fetchs(table, "HOME", FALSE))
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|| (svp = hv_fetchs(table, "LOGDIR", FALSE))
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#ifdef VMS
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diff --git a/t/op/chdir.t b/t/op/chdir.t
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index a5ea76a..685e556 100644
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--- a/t/op/chdir.t
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+++ b/t/op/chdir.t
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@@ -10,7 +10,7 @@ BEGIN {
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# possibilities into @INC.
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unshift @INC, qw(t . lib ../lib);
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require "test.pl";
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- plan(tests => 47);
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+ plan(tests => 48);
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}
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use Config;
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@@ -161,6 +161,12 @@ sub check_env {
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}
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}
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+fresh_perl_is(<<'EOP', '', { stderr => 1 }, "check stack handling");
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+for $x (map $_+1, 1 .. 100) {
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+ map chdir, 1 .. $x;
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+}
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+EOP
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+
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my %Saved_Env = ();
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sub clean_env {
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foreach my $env (@magic_envs) {
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--
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2.7.4
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