diff options
| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | io/Makefile | 3 | ||||
| -rw-r--r-- | io/tst-posix_fallocate.c | 99 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/kernel-features.h | 5 |
4 files changed, 114 insertions, 1 deletions
@@ -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. diff --git a/io/Makefile b/io/Makefile index 81078ae3ec..f4861d7de4 100644 --- a/io/Makefile +++ b/io/Makefile @@ -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 diff --git a/io/tst-posix_fallocate.c b/io/tst-posix_fallocate.c new file mode 100644 index 0000000000..35c6489fde --- /dev/null +++ b/io/tst-posix_fallocate.c @@ -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; +} diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h index f6bd906f5d..f8116d8885 100644 --- a/sysdeps/unix/sysv/linux/kernel-features.h +++ b/sysdeps/unix/sysv/linux/kernel-features.h @@ -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 |