diff options
Diffstat (limited to 'src/linux/preadv2.c')
-rw-r--r-- | src/linux/preadv2.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/linux/preadv2.c b/src/linux/preadv2.c new file mode 100644 index 00000000..5e7ab70f --- /dev/null +++ b/src/linux/preadv2.c @@ -0,0 +1,17 @@ +#define _GNU_SOURCE +#include <sys/uio.h> +#include <unistd.h> +#include "syscall.h" + +ssize_t preadv2(int fd, const struct iovec *iov, int count, off_t ofs, int flags) +{ +#ifdef SYS_preadv + if (!flags) { + if (ofs==-1) return readv(fd, iov, count); + return syscall_cp(SYS_preadv, fd, iov, count, + (long)(ofs), (long)(ofs>>32)); + } +#endif + return syscall_cp(SYS_preadv2, fd, iov, count, + (long)(ofs), (long)(ofs>>32), flags); +} |