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* io/Makefile (tests): Add tst-posix_fallocate.

Browse Source 
* io/tst-posix_fallocate.c: New file.

	* sysdeps/unix/sysv/linux/kernel-features.h: Define
	__ASSUME_FALLOCATE.
This commit is contained in:
Ulrich Drepper 2007-07-23 18:09:13 +00:00
parent eb7721f232
commit c1bf9f14ab
4 changed files with 114 additions and 1 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
2007-07-23 Ulrich Drepper <drepper@redhat.com>
* io/Makefile (tests): Add tst-posix_fallocate.
* io/tst-posix_fallocate.c: New file.
* sysdeps/unix/sysv/linux/kernel-features.h: Define
__ASSUME_FALLOCATE.
2007-07-22 Roland McGrath <roland@frob.com>
* hurd/getdport.c: Add missing copyright year update.

3
io/Makefile
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@ -67,7 +67,8 @@ tests := test-utime test-stat test-stat2 test-lfs tst-getcwd \
tst-openat tst-unlinkat tst-fstatat tst-futimesat \
tst-renameat tst-fchownat tst-fchmodat tst-faccessat \
tst-symlinkat tst-linkat tst-readlinkat tst-mkdirat \
tst-mknodat tst-mkfifoat tst-ttyname_r bug-ftw5
tst-mknodat tst-mkfifoat tst-ttyname_r bug-ftw5 \
tst-posix_fallocate
distribute := ftwtest-sh

99
io/tst-posix_fallocate.c Normal file
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@ -0,0 +1,99 @@
#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;
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 first 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 second 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 first posix_fallocate call is %llu, expected %u\n",
(unsigned long long int) st.st_size, 2048u + 64u);
return 1;
}
close (fd);
return 0;
}

5
sysdeps/unix/sysv/linux/kernel-features.h
View File

@ -468,3 +468,8 @@
#if __LINUX_KERNEL_VERSION >= 0x020616
# define __ASSUME_PRIVATE_FUTEX 1
#endif
/* Support for fallocate was added in 2.6.23. */
#if __LINUX_KERNEL_VERSION >= 0x020617
# define __ASSUME_FALLOCATE 1
#endif