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787cd0769f
posix-spawn uses posix_spawnp(2) for faster process spawning http://rubygems.org/gems/posix-spawn
33 lines
1.1 KiB
Diff
33 lines
1.1 KiB
Diff
From d8872a3274bb6d5b0ab327c4b85792009970c841 Mon Sep 17 00:00:00 2001
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From: Natanael Copa <ncopa@alpinelinux.org>
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Date: Tue, 27 May 2014 15:20:28 +0200
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Subject: [PATCH] Only use POSIX_SPAWN_USEVFORK if defined or if GNU libc
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musl libc does not have it
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fixes #54
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---
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ext/posix-spawn.c | 6 +++---
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1 file changed, 3 insertions(+), 3 deletions(-)
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diff --git a/ext/posix-spawn.c b/ext/posix-spawn.c
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index 501423d..29101f8 100644
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--- a/ext/posix-spawn.c
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+++ b/ext/posix-spawn.c
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@@ -396,9 +396,9 @@ rb_posixspawn_pspawn(VALUE self, VALUE env, VALUE argv, VALUE options)
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sigemptyset(&mask);
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posix_spawnattr_setsigmask(&attr, &mask);
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-#if defined(POSIX_SPAWN_USEVFORK) || defined(__linux__)
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- /* Force USEVFORK on linux. If this is undefined, it's probably because
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- * you forgot to define _GNU_SOURCE at the top of this file.
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+#if defined(POSIX_SPAWN_USEVFORK) || defined(__GLIBC__)
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+ /* Force USEVFORK on GNU libc. If this is undefined, it's probably
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+ * because you forgot to define _GNU_SOURCE at the top of this file.
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*/
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flags |= POSIX_SPAWN_USEVFORK;
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#endif
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--
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1.9.3
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