diff options
Diffstat (limited to 'usr/klibc/pread.c')
-rw-r--r-- | usr/klibc/pread.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/usr/klibc/pread.c b/usr/klibc/pread.c new file mode 100644 index 0000000..1ac3075 --- /dev/null +++ b/usr/klibc/pread.c @@ -0,0 +1,30 @@ +/* + * pread.c + * + * Some architectures need to wrap the system call + */ + +#include <sys/types.h> +#include <endian.h> +#include <sys/syscall.h> + +#if defined(__hppa__) + +#if _BITSIZE == 32 +extern size_t __pread(int, void *, size_t, unsigned int, unsigned int); +#else +extern size_t __pread(int, void *, size_t, off_t); +#endif + +size_t pread(int fd, void *buf, size_t count, off_t offset) +{ +#if _BITSIZE == 32 + unsigned int hi = offset >> 32; + unsigned int lo = (unsigned int) offset; + return __pread(fd, buf, count, __LONG_LONG_PAIR(hi, lo)); +#else + return __pread(fd, buf, count, offset); +#endif +} + +#endif |