libxshmfence: Changes to 'debian-unstable'
autogen.sh | 4
configure.ac | 22 +++-
debian/changelog | 7 +
debian/upstream/signing-key.asc | 217 ++++++++++++++++++++++++++++++++++++++++
debian/watch | 1
src/xshmfence_alloc.c | 53 ++++++++-
src/xshmfence_futex.h | 24 ++++
7 files changed, 315 insertions(+), 13 deletions(-)
New commits:
commit 9542d81ba6ea0ecafc7c4709bb60e3e41278d296
Author: Julien Cristau <jcristau@debian.org>
Date: Mon Jan 19 23:16:31 2015 +0100
Let uscan check upstream tarball signatures.
diff --git a/debian/changelog b/debian/changelog
index 0142e92..1e4c2b5 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,7 @@
libxshmfence (1.2-1) UNRELEASED; urgency=medium
* New upstream release.
+ * Let uscan check upstream tarball signatures.
-- Julien Cristau <jcristau@debian.org> Mon, 19 Jan 2015 00:15:04 +0100
diff --git a/debian/upstream/signing-key.asc b/debian/upstream/signing-key.asc
new file mode 100644
index 0000000..533fbca
--- /dev/null
+++ b/debian/upstream/signing-key.asc
@@ -0,0 +1,217 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1
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+=SX54
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/debian/watch b/debian/watch
index 4d0bc63..175f837 100644
--- a/debian/watch
+++ b/debian/watch
@@ -1,3 +1,4 @@
#git=git://anongit.freedesktop.org/xorg/lib/libxshmfence
version=3
+opts="pgpsigurlmangle=s/$/.sig/" \
http://xorg.freedesktop.org/releases/individual/lib/ libxshmfence-(.*)\.tar\.gz
commit 6d100a8723b4947971d3bc19d7d691f93a5a0860
Author: Julien Cristau <jcristau@debian.org>
Date: Mon Jan 19 23:15:59 2015 +0100
Bump changelog
diff --git a/debian/changelog b/debian/changelog
index fe2139b..0142e92 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+libxshmfence (1.2-1) UNRELEASED; urgency=medium
+
+ * New upstream release.
+
+ -- Julien Cristau <jcristau@debian.org> Mon, 19 Jan 2015 00:15:04 +0100
+
libxshmfence (1.1-4) unstable; urgency=medium
* Revert to /tmp as shared memory dir on kfreebsd (closes: #754699).
commit fe2d6dbba6356ff275649017dd516f0270d79595
Author: Keith Packard <keithp@keithp.com>
Date: Fri Jan 2 10:44:39 2015 -0800
Bump version to 1.2
Release with memfd support
Signed-off-by: Keith Packard <keithp@keithp.com>
diff --git a/configure.ac b/configure.ac
index 84b49de..0c98875 100644
--- a/configure.ac
+++ b/configure.ac
@@ -23,7 +23,7 @@ dnl
dnl Process this file with autoconf to create configure.
AC_PREREQ([2.60])
-AC_INIT([libxshmfence], [1.1],
+AC_INIT([libxshmfence], [1.2],
[https://bugs.freedesktop.org/enter_bug.cgi?product=xorg], [libxshmfence])
AC_CONFIG_SRCDIR([Makefile.am])
AC_CONFIG_HEADERS([config.h])
commit b63ea144a0439c54a3a147274afeeb115caced5a
Author: Keith Packard <keithp@keithp.com>
Date: Thu Oct 9 14:01:21 2014 +0200
Use linux 3.17 memfd_create syscall when available
Linux 3.17 introduces a new anonymous memory allocation that returns a
file descriptor which we can pass around. Use this in preference to
creating a file in the filesystem where available.
Signed-off-by: Keith Packard <keithp@keithp.com>
diff --git a/configure.ac b/configure.ac
index ddf63dc..84b49de 100644
--- a/configure.ac
+++ b/configure.ac
@@ -89,6 +89,12 @@ AC_SUBST([XPROTO_CFLAGS])
CFLAGS="$CFLAGS $XPROTO_CFLAGS"
+AC_CHECK_FUNCS(memfd_create)
+
+AC_CHECK_DECLS([__NR_memfd_create], [], [], [[#include <asm/unistd.h>]])
+
+AC_CHECK_HEADERS([sys/memfd.h], [AC_DEFINE([HAVE_MEMFD_H], 1, [Has sys/memfd.h header])])
+
AC_ARG_ENABLE(visibility, AC_HELP_STRING([--enable-visibility], [Enable symbol visibility (default: auto)]),
[SYMBOL_VISIBILITY=$enableval],
[SYMBOL_VISIBILITY=auto])
diff --git a/src/xshmfence_alloc.c b/src/xshmfence_alloc.c
index 58416cd..05cf953 100644
--- a/src/xshmfence_alloc.c
+++ b/src/xshmfence_alloc.c
@@ -26,6 +26,34 @@
#include "xshmfenceint.h"
+#if !HAVE_MEMFD_CREATE
+#if HAVE_DECL___NR_MEMFD_CREATE
+#include <asm/unistd.h>
+static int memfd_create(const char *name,
+ unsigned int flags)
+{
+ return syscall(__NR_memfd_create, name, flags);
+}
+#define HAVE_MEMFD_CREATE 1
+#endif
+#endif
+
+#if HAVE_MEMFD_CREATE
+
+/* Get defines for the memfd_create syscall, using the
+ * header if available, or just defining the constants otherwise
+ */
+
+#if HAVE_MEMFD_H
+#include <sys/memfd.h>
+#else
+/* flags for memfd_create(2) (unsigned int) */
+#define MFD_CLOEXEC 0x0001U
+#define MFD_ALLOW_SEALING 0x0002U
+#endif
+
+#endif
+
/**
* xshmfence_alloc_shm:
*
@@ -41,16 +69,22 @@ xshmfence_alloc_shm(void)
char template[] = SHMDIR "/shmfd-XXXXXX";
int fd;
-#ifdef O_TMPFILE
- fd = open(SHMDIR, O_TMPFILE|O_RDWR|O_CLOEXEC|O_EXCL, 0666);
+#if HAVE_MEMFD_CREATE
+ fd = memfd_create("xshmfence", MFD_CLOEXEC|MFD_ALLOW_SEALING);
if (fd < 0)
#endif
- {
- fd = mkstemp(template);
- if (fd < 0)
- return fd;
- unlink(template);
- }
+ {
+#ifdef O_TMPFILE
+ fd = open(SHMDIR, O_TMPFILE|O_RDWR|O_CLOEXEC|O_EXCL, 0666);
+ if (fd < 0)
+#endif
+ {
+ fd = mkstemp(template);
+ if (fd < 0)
+ return fd;
+ unlink(template);
+ }
+ }
if (ftruncate(fd, sizeof (struct xshmfence)) < 0) {
close(fd);
return -1;
commit 9c4f070e1304a3503cfab08f68573443025fc4c9
Author: Keith Packard <keithp@keithp.com>
Date: Tue Jun 17 13:45:24 2014 -0700
Use /dev/shm as an optional shared memory directory
This is the path coded into glibc, so it should exist and be useful on
any glibc-based system
Signed-off-by: Keith Packard <keithp@keithp.com>
diff --git a/configure.ac b/configure.ac
index 74b70e0..ddf63dc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -130,7 +130,7 @@ AC_ARG_WITH(shared-memory-dir, AS_HELP_STRING([--with-shared-memory-dir=PATH], [
[],
[with_shared_memory_dir=yes])
-shmdirs="/run/shm /var/tmp /tmp"
+shmdirs="/run/shm /dev/shm /var/tmp /tmp"
case x"$with_shared_memory_dir" in
xyes)
commit d3efccb33fa599d48004b22f2e07a19da4aaf789
Author: Jung-uk Kim <jkim@FreeBSD.org>
Date: Mon Dec 9 18:35:45 2013 -0500
Add support for FreeBSD using umtx (v3).
This fixes a sign-extension bug in the previous versions.
Signed-off-by: Jung-uk Kim <jkim@FreeBSD.org>
Signed-off-by: Keith Packard <keithp@keithp.com>
diff --git a/configure.ac b/configure.ac
index b855029..74b70e0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -53,7 +53,16 @@ AC_ARG_ENABLE(futex, AS_HELP_STRING([--enable-futex], [Enable futexes (default:
[FUTEX=$enableval], [FUTEX=auto])
if test "x$FUTEX" = "xauto"; then
- AC_CHECK_HEADER([linux/futex.h], [FUTEX=yes], [FUTEX=no])
+ AC_CHECK_HEADER([linux/futex.h], [FUTEX=yes])
+fi
+
+if test "x$FUTEX" = "xauto"; then
+ AC_CHECK_HEADER([sys/umtx.h], [FUTEX=yes], [FUTEX=no],
+ [#include <errno.h>
+ #include <sys/types.h>])
+ if test "x$FUTEX" = "xyes"; then
+ AC_DEFINE(HAVE_UMTX, 1, [Use umtx])
+ fi
fi
if test "x$FUTEX" = "xyes"; then
diff --git a/src/xshmfence_futex.h b/src/xshmfence_futex.h
index ed60b6d..ea96cf4 100644
--- a/src/xshmfence_futex.h
+++ b/src/xshmfence_futex.h
@@ -1,5 +1,6 @@
/*
* Copyright © 2013 Keith Packard
+ * Copyright © 2013 Jung-uk Kim <jkim@FreeBSD.org>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
@@ -24,6 +25,27 @@
#define _XSHMFENCE_FUTEX_H_
#include <errno.h>
+
+#ifdef HAVE_UMTX
+
+#include <sys/types.h>
+#include <sys/umtx.h>
+
+static inline int sys_futex(void *addr, int op, int32_t val)
+{
+ return _umtx_op(addr, op, (uint32_t)val, NULL, NULL) == -1 ? errno : 0;
+}
+
+static inline int futex_wake(int32_t *addr) {
+ return sys_futex(addr, UMTX_OP_WAKE, INT_MAX);
+}
+
+static inline int futex_wait(int32_t *addr, int32_t value) {
+ return sys_futex(addr, UMTX_OP_WAIT_UINT, value);
+}
+
+#else
+
#include <stdint.h>
#include <values.h>
#include <linux/futex.h>
@@ -43,6 +65,8 @@ static inline int futex_wait(int32_t *addr, int32_t value) {
return sys_futex(addr, FUTEX_WAIT, value, NULL, NULL, 0);
}
+#endif
+
#define barrier() __asm__ __volatile__("": : :"memory")
static inline void atomic_store(int32_t *f, int32_t v)
commit 2b3415a32d44b9b51bf57877bb61d982667c10f0
Author: Alan Coopersmith <alan.coopersmith@oracle.com>
Date: Sat May 31 21:39:32 2014 -0700
autogen.sh: Honor NOCONFIGURE=1
See http://people.gnome.org/~walters/docs/build-api.txt
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
diff --git a/autogen.sh b/autogen.sh
index 354f254..fc34bd5 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -9,4 +9,6 @@ cd $srcdir
autoreconf -v --install || exit 1
cd $ORIGDIR || exit $?
-$srcdir/configure "$@"
+if test -z "$NOCONFIGURE"; then
+ $srcdir/configure "$@"
+fi
commit 9089c55ac4433bc79b6f3951c71dda9691ab5c29
Author: Alan Coopersmith <alan.coopersmith@oracle.com>
Date: Sat May 31 21:38:41 2014 -0700
configure: Drop AM_MAINTAINER_MODE
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
diff --git a/autogen.sh b/autogen.sh
index 904cd67..354f254 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -9,4 +9,4 @@ cd $srcdir
autoreconf -v --install || exit 1
cd $ORIGDIR || exit $?
-$srcdir/configure --enable-maintainer-mode "$@"
+$srcdir/configure "$@"
diff --git a/configure.ac b/configure.ac
index 8a39f22..b855029 100644
--- a/configure.ac
+++ b/configure.ac
@@ -30,7 +30,6 @@ AC_CONFIG_HEADERS([config.h])
# Initialize Automake
AM_INIT_AUTOMAKE([foreign dist-bzip2])
-AM_MAINTAINER_MODE
# Initialize libtool
AC_PROG_LIBTOOL
commit ca4ef282b55f3f05acc29a7c76b624f130cc74de
Author: Julien Cristau <jcristau@debian.org>
Date: Tue Dec 3 20:14:38 2013 +0100
Check return value from ftruncate
Silences compiler warning:
xshmfence_alloc.c: In function 'xshmfence_alloc_shm':
xshmfence_alloc.c:54:11: warning: ignoring return value of 'ftruncate', declared with attribute warn_unused_result [-Wunused-result]
ftruncate(fd, sizeof (struct xshmfence));
^
Signed-off-by: Julien Cristau <jcristau@debian.org>
Reviewed-by: Keith Packard <keithp@keithp.com>
diff --git a/src/xshmfence_alloc.c b/src/xshmfence_alloc.c
index d8d4a40..58416cd 100644
--- a/src/xshmfence_alloc.c
+++ b/src/xshmfence_alloc.c
@@ -51,7 +51,10 @@ xshmfence_alloc_shm(void)
return fd;
unlink(template);
}
- ftruncate(fd, sizeof (struct xshmfence));
+ if (ftruncate(fd, sizeof (struct xshmfence)) < 0) {
+ close(fd);
+ return -1;
+ }
xshmfence_init(fd);
return fd;
}
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