2 * UCW Library -- Large File Support
4 * (c) 1999--2002 Martin Mares <mj@ucw.cz>
6 * This software may be freely distributed and used according to the terms
7 * of the GNU Lesser General Public License.
18 #define sh_open open64
19 #define sh_seek lseek64
20 #define sh_pread pread64
21 #define sh_pwrite pwrite64
22 #define sh_ftruncate ftruncate64
23 #define sh_mmap(a,l,p,f,d,o) mmap64(a,l,p,f,d,o)
24 #define sh_pread pread64
25 #define sh_pwrite pwrite64
26 #define sh_stat stat64
27 #define sh_fstat fstat64
28 typedef struct stat64 sh_stat_t;
30 #else /* !CONFIG_LFS */
33 #define sh_seek(f,o,w) lseek(f,o,w)
34 #define sh_ftruncate(f,o) ftruncate(f,o)
35 #define sh_mmap(a,l,p,f,d,o) mmap(a,l,p,f,d,o)
36 #define sh_pread pread
37 #define sh_pwrite pwrite
39 #define sh_fstat fstat
40 typedef struct stat sh_stat_t;
42 #endif /* !CONFIG_LFS */
44 #if defined(_POSIX_SYNCHRONIZED_IO) && (_POSIX_SYNCHRONIZED_IO > 0)
45 #define sh_fdatasync fdatasync
47 #define sh_fdatasync fsync
52 static inline sh_off_t
53 sh_file_size(const char *name)
55 int fd = sh_open(name, O_RDONLY);
57 die("Cannot open %s: %m", name);
58 sh_off_t len = sh_seek(fd, 0, SEEK_END);
63 #endif /* !_UCW_LFS_H */