diff options
Diffstat (limited to 'libglusterfs')
| -rw-r--r-- | libglusterfs/src/syscall.c | 70 |
1 files changed, 53 insertions, 17 deletions
diff --git a/libglusterfs/src/syscall.c b/libglusterfs/src/syscall.c index 48418091676..3b1376ea8ba 100644 --- a/libglusterfs/src/syscall.c +++ b/libglusterfs/src/syscall.c @@ -395,7 +395,7 @@ sys_llistxattr (const char *path, char *list, size_t size) #endif #ifdef GF_DARWIN_HOST_OS - return listxattr (path, list, size, XATTR_NOFOLLOW); + return listxattr (path, list, size, XATTR_NOFOLLOW); #endif } @@ -446,7 +446,6 @@ sys_fgetxattr (int filedes, const char *name, void *value, size_t size) } - int sys_fremovexattr (int filedes, const char *name) { @@ -455,9 +454,6 @@ sys_fremovexattr (int filedes, const char *name) return fremovexattr (filedes, name); #endif - errno = ENOSYS; - return -1; -#if 0 /* TODO: to port to other OSes, fill in each of below */ #ifdef GF_BSD_HOST_OS return extattr_remove_fd (filedes, EXTATTR_NAMESPACE_USER, name); #endif @@ -469,7 +465,6 @@ sys_fremovexattr (int filedes, const char *name) #ifdef GF_DARWIN_HOST_OS return fremovexattr (filedes, name, 0); #endif -#endif } @@ -492,7 +487,8 @@ sys_fsetxattr (int filedes, const char *name, const void *value, #endif #ifdef GF_DARWIN_HOST_OS - return fsetxattr (filedes, name, value, size, 0, flags & ~XATTR_NOSECURITY); + return fsetxattr (filedes, name, value, size, 0, + flags & ~XATTR_NOSECURITY); #endif } @@ -515,7 +511,7 @@ sys_flistxattr (int filedes, char *list, size_t size) #endif #ifdef GF_DARWIN_HOST_OS - return flistxattr (filedes, list, size, XATTR_NOFOLLOW); + return flistxattr (filedes, list, size, XATTR_NOFOLLOW); #endif } @@ -555,19 +551,59 @@ int sys_fallocate(int fd, int mode, off_t offset, off_t len) { #ifdef HAVE_FALLOCATE - return fallocate(fd, mode, offset, len); + return fallocate(fd, mode, offset, len); #endif #ifdef HAVE_POSIX_FALLOCATE - if (mode) { - /* keep size not supported */ - errno = EOPNOTSUPP; - return -1; - } + if (mode) { + /* keep size not supported */ + errno = EOPNOTSUPP; + return -1; + } - return posix_fallocate(fd, offset, len); + return posix_fallocate(fd, offset, len); #endif - errno = ENOSYS; - return -1; +#if defined(F_ALLOCATECONFIG) && defined(GF_DARWIN_HOST_OS) + /* C conversion from C++ implementation for OSX by Mozilla Foundation */ + if (mode) { + /* keep size not supported */ + errno = EOPNOTSUPP; + return -1; + } + /* + * The F_PREALLOCATE command operates on the following structure: + * + * typedef struct fstore { + * u_int32_t fst_flags; // IN: flags word + * int fst_posmode; // IN: indicates offset field + * off_t fst_offset; // IN: start of the region + * off_t fst_length; // IN: size of the region + * off_t fst_bytesalloc; // OUT: number of bytes allocated + * } fstore_t; + * + * The flags (fst_flags) for the F_PREALLOCATE command are as follows: + * F_ALLOCATECONTIG Allocate contiguous space. + * F_ALLOCATEALL Allocate all requested space or no space at all. + * + * The position modes (fst_posmode) for the F_PREALLOCATE command + * indicate how to use the offset field. The modes are as follows: + * F_PEOFPOSMODE Allocate from the physical end of file. + * F_VOLPOSMODE Allocate from the volume offset. + * + */ + + int ret; + fstore_t store = {F_ALLOCATECONTIG, F_PEOFPOSMODE, offset, len, 0}; + ret = fcntl (fd, F_PREALLOCATE, &store); + if (ret == -1) { + store.fst_flags = F_ALLOCATEALL; + ret = fcntl (fd, F_PREALLOCATE, &store); + } + if (ret == -1) + return ret; + return ftruncate (fd, offset + len); +#endif + errno = ENOSYS; + return -1; } |