uclibc-0.9.33: add posix_fallocate implementation

This gets systemd building with uclibc

Signed-off-by: Khem Raj <raj.khem@gmail.com>

2 files changed, 409 insertions, 0 deletions

diff --git a/meta/recipes-core/uclibc/uclibc-0.9.33.inc b/meta/recipes-core/uclibc/uclibc-0.9.33.inc
index 8d03e21859..f03dd2ec6c 100644
--- a/meta/recipes-core/uclibc/uclibc-0.9.33.inc
+++ b/meta/recipes-core/uclibc/uclibc-0.9.33.inc
@@ -16,6 +16,7 @@ SRC_URI = "git://uclibc.org/uClibc.git;branch=${PV};protocol=git \
 	file://orign_path.patch \
 	file://dup3.patch \
 	file://define-MSG_CMSG_CLOEXEC.patch \
+	file://posix_fallocate.patch \
 	"
 
 S = "${WORKDIR}/git"
diff --git a/meta/recipes-core/uclibc/uclibc-0.9.33/posix_fallocate.patch b/meta/recipes-core/uclibc/uclibc-0.9.33/posix_fallocate.patch
new file mode 100644
index 0000000000..6dfd16fd96
--- /dev/null
+++ b/meta/recipes-core/uclibc/uclibc-0.9.33/posix_fallocate.patch
@@ -0,0 +1,408 @@
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+From: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
+To: uclibc@uclibc.org
+Subject: [PATCH,CFT] libc: add posix_fallocate()
+Date: Tue, 17 Apr 2012 09:30:15 +0200
+Message-Id: <1334647815-32315-1-git-send-email-rep.dot.nop@gmail.com>
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+Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
+Upstream-Status: Pending
+---
+ include/fcntl.h                                  |    4 +-
+ libc/sysdeps/linux/common/Makefile.in            |    3 +-
+ libc/sysdeps/linux/common/bits/kernel-features.h |    8 ++
+ libc/sysdeps/linux/common/posix_fallocate.c      |   43 ++++++++
+ libc/sysdeps/linux/common/posix_fallocate64.c    |   39 +++++++
+ libc/sysdeps/linux/common/stubs.c                |    4 +
+ test/.gitignore                                  |    1 +
+ test/unistd/Makefile.in                          |    3 +
+ test/unistd/tst-posix_fallocate.c                |  121 ++++++++++++++++++++++
+ 9 files changed, 222 insertions(+), 4 deletions(-)
+ create mode 100644 libc/sysdeps/linux/common/posix_fallocate.c
+ create mode 100644 libc/sysdeps/linux/common/posix_fallocate64.c
+ create mode 100644 test/unistd/tst-posix_fallocate.c
+
+Index: git/include/fcntl.h
+===================================================================
+--- git.orig/include/fcntl.h	2012-06-26 14:51:04.000000000 -0700
++++ git/include/fcntl.h	2012-06-26 14:51:36.361767240 -0700
+@@ -210,9 +210,7 @@
+ 
+ #endif
+ 
+-#if 0 /* && defined __UCLIBC_HAS_ADVANCED_REALTIME__ */
+-
+-/* FIXME -- uClibc should probably implement these... */
++#if defined __UCLIBC_HAS_ADVANCED_REALTIME__
+ 
+ /* Reserve storage for the data of the file associated with FD.
+ 
+Index: git/libc/sysdeps/linux/common/Makefile.in
+===================================================================
+--- git.orig/libc/sysdeps/linux/common/Makefile.in	2012-06-26 14:51:04.000000000 -0700
++++ git/libc/sysdeps/linux/common/Makefile.in	2012-06-26 14:52:33.153769997 -0700
+@@ -81,7 +81,8 @@
+ 	sched_get_priority_max.c sched_get_priority_min.c sched_getscheduler.c \
+ 	sched_rr_get_interval.c sched_setparam.c sched_setscheduler.c sigqueue.c
+ # clock_getcpuclockid|clock_nanosleep|mq_timedreceive|mq_timedsend|posix_fadvise|posix_fallocate|posix_madvise|posix_memalign|posix_mem_offset|posix_spawnattr_destroy|posix_spawnattr_init|posix_spawnattr_getflags|posix_spawnattr_setflags|posix_spawnattr_getpgroup|posix_spawnattr_setpgroup|posix_spawnattr_getschedparam|posix_spawnattr_setschedparam|posix_spawnattr_getschedpolicy|posix_spawnattr_setschedpolicy|posix_spawnattr_getsigdefault|posix_spawnattr_setsigdefault|posix_spawnattr_getsigmask|posix_spawnattr_setsigmask|posix_spawnattr_init|posix_spawnattr_setflags|posix_spawnattr_setpgroup|posix_spawnattr_setschedparam|posix_spawnattr_setschedpolicy|posix_spawnattr_setsigdefault|posix_spawnattr_setsigmask|posix_spawn_file_actions_addclose|posix_spawn_file_actions_addopen|posix_spawn_file_actions_adddup2|posix_spawn_file_actions_addopen|posix_spawn_file_actions_destroy|posix_spawn_file_actions_init|posix_spawn_file_actions_init|posix_spawn|posix_spawnp|posix_spawnp|posix_typed_mem_get_info|pthread_mutex_timedlock|sem_timedwait
+-CSRC-$(UCLIBC_HAS_ADVANCED_REALTIME) += posix_fadvise64.c posix_fadvise.c
++CSRC-$(UCLIBC_HAS_ADVANCED_REALTIME) += posix_fadvise64.c posix_fadvise.c \
++	posix_fallocate.c posix_fallocate64.c
+ CSRC-$(UCLIBC_SUSV4_LEGACY) += utime.c
+ CSRC-$(UCLIBC_HAS_EPOLL) += epoll.c
+ CSRC-$(UCLIBC_HAS_XATTR) += xattr.c
+Index: git/libc/sysdeps/linux/common/bits/kernel-features.h
+===================================================================
+--- git.orig/libc/sysdeps/linux/common/bits/kernel-features.h	2012-06-26 14:51:04.000000000 -0700
++++ git/libc/sysdeps/linux/common/bits/kernel-features.h	2012-06-26 14:51:36.361767240 -0700
+@@ -494,6 +494,14 @@
+ # define __ASSUME_PRIVATE_FUTEX	1
+ #endif
+ 
++/* Support for fallocate was added in 2.6.23,
++   on s390 only after 2.6.23-rc1, on alpha only after 2.6.33-rc1.  */
++#if __LINUX_KERNEL_VERSION >= 0x020617 \
++    && (!defined __s390__ || __LINUX_KERNEL_VERSION >= 0x020618) \
++    && (!defined __alpha__ || __LINUX_KERNEL_VERSION >= 0x020621)
++# define __ASSUME_FALLOCATE 1
++#endif
++
+ /* getcpu is a syscall for x86-64 since 3.1.  */
+ #if defined __x86_64__ && __LINUX_KERNEL_VERSION >= 0x030100
+ # define __ASSUME_GETCPU_SYSCALL        1
+Index: git/libc/sysdeps/linux/common/posix_fallocate.c
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ git/libc/sysdeps/linux/common/posix_fallocate.c	2012-06-26 14:51:36.373767243 -0700
+@@ -0,0 +1,43 @@
++/* vi: set sw=4 ts=4: */
++/*
++ * posix_fallocate() for uClibc
++ * http://www.opengroup.org/onlinepubs/9699919799/functions/posix_fallocate.html
++ *
++ * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
++ *
++ * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball.
++ */
++
++#include <sys/syscall.h>
++#include <fcntl.h>
++#include <bits/kernel-features.h>
++#include <stdint.h>
++
++#if defined __NR_fallocate
++int posix_fallocate(int fd, __off_t offset, __off_t len)
++{
++	int ret;
++
++# if __WORDSIZE == 32
++	uint32_t off_low = offset;
++	uint32_t len_low = len;
++	/* may assert that these >>31 are 0 */
++	uint32_t zero = 0;
++	INTERNAL_SYSCALL_DECL(err);
++	ret = (int) (INTERNAL_SYSCALL(fallocate, err, 6, fd, 0,
++		__LONG_LONG_PAIR (zero, off_low),
++		__LONG_LONG_PAIR (zero, len_low)));
++# elif __WORDSIZE == 64
++	INTERNAL_SYSCALL_DECL(err);
++	ret = (int) (INTERNAL_SYSCALL(fallocate, err, 4, fd, 0, offset, len));
++# else
++# error your machine is neither 32 bit or 64 bit ... it must be magical
++#endif
++    if (unlikely(INTERNAL_SYSCALL_ERROR_P (ret, err)))
++      return INTERNAL_SYSCALL_ERRNO (ret, err);
++    return 0;
++}
++# if defined __UCLIBC_HAS_LFS__ && __WORDSIZE == 64
++strong_alias(posix_fallocate,posix_fallocate64)
++# endif
++#endif
+Index: git/libc/sysdeps/linux/common/posix_fallocate64.c
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ git/libc/sysdeps/linux/common/posix_fallocate64.c	2012-06-26 14:51:36.373767243 -0700
+@@ -0,0 +1,39 @@
++/* vi: set sw=4 ts=4: */
++/*
++ * posix_fallocate() for uClibc
++ * http://www.opengroup.org/onlinepubs/9699919799/functions/posix_fallocate.html
++ *
++ * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
++ *
++ * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball.
++ */
++
++#include <sys/syscall.h>
++#include <fcntl.h>
++#include <bits/kernel-features.h>
++#include <stdint.h>
++
++#if defined __NR_fallocate
++
++# if __WORDSIZE == 64
++/* Can use normal posix_fallocate() */
++# elif __WORDSIZE == 32
++int posix_fallocate64(int fd, __off64_t offset, __off64_t len)
++{
++	int ret;
++	uint32_t off_low = offset & 0xffffffff;
++	uint32_t off_high = offset >> 32;
++	uint32_t len_low = len & 0xffffffff;
++	uint32_t len_high = len >> 32;
++	INTERNAL_SYSCALL_DECL(err);
++	ret = (int) (INTERNAL_SYSCALL(fallocate, err, 6, fd, 0,
++		__LONG_LONG_PAIR (off_high, off_low),
++		__LONG_LONG_PAIR (len_high, len_low)));
++    if (unlikely(INTERNAL_SYSCALL_ERROR_P (ret, err)))
++      return INTERNAL_SYSCALL_ERRNO (ret, err);
++    return 0;
++}
++# else
++# error your machine is neither 32 bit or 64 bit ... it must be magical
++# endif
++#endif
+Index: git/libc/sysdeps/linux/common/stubs.c
+===================================================================
+--- git.orig/libc/sysdeps/linux/common/stubs.c	2012-06-26 14:51:04.000000000 -0700
++++ git/libc/sysdeps/linux/common/stubs.c	2012-06-26 14:53:48.997773660 -0700
+@@ -209,6 +209,10 @@
+ make_stub(madvise)
+ #endif
+ 
++#if !defined __NR_fallocate && defined __UCLIBC_HAS_ADVANCED_REALTIME__
++make_ret_stub(posix_fallocate)
++#endif
++
+ #if !defined __NR_modify_ldt && defined __UCLIBC_LINUX_SPECIFIC__
+ make_stub(modify_ldt)
+ #endif
+Index: git/test/.gitignore
+===================================================================
+--- git.orig/test/.gitignore	2012-06-26 14:51:04.000000000 -0700
++++ git/test/.gitignore	2012-06-26 14:51:36.373767243 -0700
+@@ -302,6 +302,7 @@
+ unistd/getopt
+ unistd/getopt_long
+ unistd/tstgetopt
++unistd/tst-posix_fallocate
+ unistd/tst-preadwrite
+ unistd/tst-preadwrite64
+ unistd/vfork
+Index: git/test/unistd/Makefile.in
+===================================================================
+--- git.orig/test/unistd/Makefile.in	2012-06-26 14:51:05.000000000 -0700
++++ git/test/unistd/Makefile.in	2012-06-26 14:51:36.373767243 -0700
+@@ -4,6 +4,9 @@
+ ifeq ($(UCLIBC_HAS_LFS),)
+ TESTS_DISABLED := tst-preadwrite64
+ endif
++ifeq ($(UCLIBC_HAS_ADVANCED_REALTIME),)
++TESTS_DISABLED := tst-posix_fallocate
++endif
+ OPTS_getopt      := -abcXXX -9
+ OPTS_getopt_long := --add XXX --delete YYY --verbose
+ ifeq ($(UCLIBC_HAS_GNU_GETOPT),y)
+Index: git/test/unistd/tst-posix_fallocate.c
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ git/test/unistd/tst-posix_fallocate.c	2012-06-26 14:51:36.373767243 -0700
+@@ -0,0 +1,121 @@
++#include <fcntl.h>
++#include <sys/stat.h>
++
++static void do_prepare (void);
++#define PREPARE(argc, argv) do_prepare ()
++static int do_test (void);
++#define TEST_FUNCTION do_test ()
++#include <test-skeleton.c>
++
++static int fd;
++#ifndef O_LARGEFILE
++# error no O_LARGEFILE
++#endif
++static void
++do_prepare (void)
++{
++  fd = create_temp_file ("tst-posix_fallocate.", NULL);
++  if (fd == -1)
++    {
++      printf ("cannot create temporary file: %m\n");
++      exit (1);
++    }
++}
++
++
++static int
++do_test (void)
++{
++  struct stat64 st;
++
++  if (fstat64 (fd, &st) != 0)
++    {
++      puts ("1st fstat failed");
++      return 1;
++    }
++
++  if (st.st_size != 0)
++    {
++      puts ("file not created with size 0");
++      return 1;
++    }
++
++  if (posix_fallocate (fd, 512, 768) != 0)
++    {
++      puts ("1st posix_fallocate call failed");
++      return 1;
++    }
++
++  if (fstat64 (fd, &st) != 0)
++    {
++      puts ("2nd fstat failed");
++      return 1;
++    }
++
++  if (st.st_size != 512 + 768)
++    {
++      printf ("file size after 1st posix_fallocate call is %llu, expected %u\n",
++	      (unsigned long long int) st.st_size, 512u + 768u);
++      return 1;
++    }
++
++  if (posix_fallocate (fd, 0, 1024) != 0)
++    {
++      puts ("2nd posix_fallocate call failed");
++      return 1;
++    }
++
++  if (fstat64 (fd, &st) != 0)
++    {
++      puts ("3rd fstat failed");
++      return 1;
++    }
++
++  if (st.st_size != 512 + 768)
++    {
++      puts ("file size changed in 2nd posix_fallocate");
++      return 1;
++    }
++
++  if (posix_fallocate (fd, 2048, 64) != 0)
++    {
++      puts ("3rd posix_fallocate call failed");
++      return 1;
++    }
++
++  if (fstat64 (fd, &st) != 0)
++    {
++      puts ("4th fstat failed");
++      return 1;
++    }
++
++  if (st.st_size != 2048 + 64)
++    {
++      printf ("file size after 3rd posix_fallocate call is %llu, expected %u\n",
++	      (unsigned long long int) st.st_size, 2048u + 64u);
++      return 1;
++    }
++
++  if (posix_fallocate64 (fd, 4097ULL, 4294967295ULL + 2ULL) != 0)
++    {
++      puts ("4th posix_fallocate call failed");
++      return 1;
++    }
++
++  if (fstat64 (fd, &st) != 0)
++    {
++      puts ("5th fstat failed");
++      return 1;
++    }
++
++  if (st.st_size != 4097ULL + 4294967295ULL + 2ULL)
++    {
++      printf ("file size after 4th posix_fallocate call is %llu, expected %u\n",
++	      (unsigned long long int) st.st_size, 4097ULL + 4294967295ULL + 2ULL);
++      return 1;
++    }
++
++  close (fd);
++
++  return 0;
++}