main/libc0.9.32: add eventfd support

2 files changed, 144 insertions, 1 deletions

diff --git a/main/libc0.9.32/APKBUILD b/main/libc0.9.32/APKBUILD
index cbf5aa3392..4b6536332e 100644
--- a/main/libc0.9.32/APKBUILD
+++ b/main/libc0.9.32/APKBUILD
@@ -4,7 +4,7 @@ pkgname=libc$_abiver
 _gitver=
 pkgver=0.9.32
 _ver=${pkgver/_/-}
-pkgrel=4
+pkgrel=5
 pkgdesc="C library for developing embedded Linux systems"
 url=http://uclibc.org
 license="LGPL-2"
@@ -41,6 +41,7 @@ source="http://uclibc.org/downloads/uClibc-${_ver}.tar.bz2
 	uclibcconfig.arm
 	uclibcconfig.powerpc
 	sha512-crypt.patch
+	uclibc-eventfd.patch
 	uclibc-utils.trigger
 	"
 
@@ -150,4 +151,5 @@ beeafc978b9ad3ea963a4760a4334f03  uclibcconfig.i486
 8f6e60a43d02b84e3acfea53be9a8d01  uclibcconfig.arm
 f02d8174ff7ea74942428bbbaf46abae  uclibcconfig.powerpc
 7bf1af84106de9e05160ed6d4853c54f  sha512-crypt.patch
+26dd7611fda4d29f3dc4a7cf24916931  uclibc-eventfd.patch
 f3be4f2bc54d7561d252937e10abf0d2  uclibc-utils.trigger"
diff --git a/main/libc0.9.32/uclibc-eventfd.patch b/main/libc0.9.32/uclibc-eventfd.patch
new file mode 100644
index 0000000000..1525366c34
--- /dev/null
+++ b/main/libc0.9.32/uclibc-eventfd.patch
@@ -0,0 +1,141 @@
+From: jc@eclis.ch
+To: uclibc@uclibc.org
+Subject: [PATCH 1/1] Add eventfd support.
+Date: Mon, 24 Oct 2011 19:07:43 +0200
+Message-Id: <1319476064-32442-1-git-send-email-jc@eclis.ch>
+X-Mailer: git-send-email 1.7.2.5
+X-BeenThere: uclibc@uclibc.org
+X-Mailman-Version: 2.1.14
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+ <uclibc.uclibc.org>
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+Sender: uclibc-bounces@uclibc.org
+
+From: Jean-Christian de Rivaz <jc@eclis.ch>
+
+Hello,
+
+I whould like to share this simple patch that add the eventfd call to
+uClibc. Please review so it can be accepted to be merged.
+
+Jean-Christian
+
+Signed-off-by: Jean-Christian de Rivaz <jc@eclis.ch>
+---
+ libc/sysdeps/linux/common/Makefile.in   |    3 +-
+ libc/sysdeps/linux/common/eventfd.c     |   18 +++++++++++
+ libc/sysdeps/linux/common/sys/eventfd.h |   48 +++++++++++++++++++++++++++++++
+ 3 files changed, 68 insertions(+), 1 deletions(-)
+ create mode 100644 libc/sysdeps/linux/common/eventfd.c
+ create mode 100644 libc/sysdeps/linux/common/sys/eventfd.h
+
+diff --git a/libc/sysdeps/linux/common/Makefile.in b/libc/sysdeps/linux/common/Makefile.in
+index 8f936ff..63f3f6f 100644
+--- a/libc/sysdeps/linux/common/Makefile.in
++++ b/libc/sysdeps/linux/common/Makefile.in
+@@ -24,7 +24,8 @@ CSRC-$(UCLIBC_LINUX_SPECIFIC) += capget.c capset.c inotify.c ioperm.c iopl.c \
+ 	remap_file_pages.c sched_getaffinity.c sched_setaffinity.c \
+ 	sendfile64.c sendfile.c setfsgid.c setfsuid.c setresuid.c \
+ 	splice.c vmsplice.c tee.c signalfd.c swapoff.c swapon.c \
+-	sync_file_range.c sysctl.c sysinfo.c timerfd.c uselib.c vhangup.c
++	sync_file_range.c sysctl.c sysinfo.c eventfd.c timerfd.c uselib.c \
++	vhangup.c
+ # NPTL needs these internally: madvise.c
+ CSRC-$(findstring y,$(UCLIBC_LINUX_SPECIFIC)$(UCLIBC_HAS_THREADS_NATIVE)) += madvise.c
+ ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
+diff --git a/libc/sysdeps/linux/common/eventfd.c b/libc/sysdeps/linux/common/eventfd.c
+new file mode 100644
+index 0000000..cc3f3f0
+--- /dev/null
++++ b/libc/sysdeps/linux/common/eventfd.c
+@@ -0,0 +1,18 @@
++/* vi: set sw=4 ts=4: */
++/*
++ * eventfd() for uClibc
++ *
++ * Copyright (C) 2011 Jean-Christian de Rivaz <jc@eclis.ch>
++ *
++ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
++ */
++
++#include <sys/syscall.h>
++#include <sys/eventfd.h>
++
++/*
++ * eventfd()
++ */
++#ifdef __NR_eventfd
++_syscall2(int, eventfd, int, count, int, flags)
++#endif
+diff --git a/libc/sysdeps/linux/common/sys/eventfd.h b/libc/sysdeps/linux/common/sys/eventfd.h
+new file mode 100644
+index 0000000..311f803
+--- /dev/null
++++ b/libc/sysdeps/linux/common/sys/eventfd.h
+@@ -0,0 +1,48 @@
++/* Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, write to the Free
++   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
++   02111-1307 USA.  */
++
++#ifndef	_SYS_EVENTFD_H
++#define	_SYS_EVENTFD_H	1
++
++#include <stdint.h>
++
++
++/* Type for event counter.  */
++typedef uint64_t eventfd_t;
++
++/* Flags for signalfd.  */
++enum
++  {
++    EFD_SEMAPHORE = 1,
++#define EFD_SEMAPHORE EFD_SEMAPHORE
++    EFD_CLOEXEC = 02000000,
++#define EFD_CLOEXEC EFD_CLOEXEC
++    EFD_NONBLOCK = 04000
++#define EFD_NONBLOCK EFD_NONBLOCK
++  };
++
++
++__BEGIN_DECLS
++
++/* Return file descriptor for generic event channel.  Set initial
++   value to COUNT.  */
++extern int eventfd (int __count, int __flags) __THROW;
++
++__END_DECLS
++
++#endif /* sys/eventfd.h */
+-- 
+1.7.2.5
+
+_______________________________________________
+uClibc mailing list
+uClibc@uclibc.org
+http://lists.busybox.net/mailman/listinfo/uclibc