cleaning up syscalls in preparation for x86_64 port

[musl] / src / stdio / __stdio_seek.c

diff --git a/src/stdio/__stdio_seek.c b/src/stdio/__stdio_seek.c
index fdb9fe7..c7a5b73 100644 (file)
--- a/src/stdio/__stdio_seek.c
+++ b/src/stdio/__stdio_seek.c
@@ -7,7 +7,13 @@ static off_t retneg1(FILE *f, off_t off, int whence)
 
 off_t __stdio_seek(FILE *f, off_t off, int whence)
 {
-       off_t ret = __syscall_lseek(f->fd, off, whence);
+       off_t ret;
+#ifdef __NR__llseek
+       if (syscall5(__NR__llseek, f->fd, off>>32, off, (long)&ret, whence)<0)
+               ret = -1;
+#else
+       ret = syscall3(__NR_lseek, f->fd, off, whence);
+#endif
        /* Detect unseekable files and optimize future failures out */
        if (ret < 0 && off == 0 && whence == SEEK_CUR)
                f->seek = retneg1;