file: set offset argument for io_uring_prep_read as optional.

- minor type and bool fixes.

setup.py

@@ -28,8 +28,8 @@ def build_extensions(self):
             copy2(src, join(tmpdir, src))
 
         # note: just runs `configure` & `make`, does not `install`.
-        sub_process_run(['./configure'], cwd=lib, capture_output=False, check=True)
-        sub_process_run(['make', f'--jobs={threads}'], cwd=lib, capture_output=False)
+        sub_process_run(['./configure'], cwd=lib, capture_output=True, check=True)
+        sub_process_run(['make', f'--jobs={threads}'], cwd=lib, capture_output=True)
 
         # replace `include` placeholder files with actual content.
         copytree(libinc, 'src/liburing/include', dirs_exist_ok=True)

src/liburing/__init__.py

@@ -1,7 +1,7 @@
 from dynamic_import import importer
 
 
-__version__ = '2024.4.24'
+__version__ = '2024.5.2'
 
 
 importer(exclude_dir=['lib', 'include'])

src/liburing/common.pxd

@@ -1,6 +1,5 @@
 from posix.unistd cimport _SC_IOV_MAX
 from cpython.mem cimport PyMem_RawCalloc, PyMem_RawFree
-from libc.string cimport strlen
 from .lib.uring cimport *
 from .error cimport memory_error, index_error
 from .queue cimport io_uring_sqe

src/liburing/file.pxd

@@ -79,7 +79,7 @@ cpdef void io_uring_prep_read(io_uring_sqe sqe,
                               int fd,
                               unsigned char[:] buf,  # `void *buf`
                               unsigned int nbytes,
-                              __u64 offset) noexcept nogil
+                              __u64 offset=?) noexcept nogil
 cpdef void io_uring_prep_read_multishot(io_uring_sqe sqe,
                                         int fd,
                                         unsigned int nbytes,

src/liburing/file.pyx

@@ -195,7 +195,7 @@ cpdef inline void io_uring_prep_read(io_uring_sqe sqe,
                                      int fd,
                                      unsigned char[:] buf,  # `void *buf`
                                      unsigned int nbytes,
-                                     __u64 offset) noexcept nogil:
+                                     __u64 offset=0) noexcept nogil:
     __io_uring_prep_read(sqe.ptr, fd, &buf[0], nbytes, offset)
 
 cpdef inline void io_uring_prep_read_multishot(io_uring_sqe sqe,

src/liburing/queue.pyx

@@ -107,11 +107,11 @@ cdef class io_uring_sqe:
         index_error(self, index, 'out of `sqe`')
 
     @property
-    def flags(self) -> __u8:
+    def flags(self) -> unsigned:
         return self.ptr.flags
 
     @flags.setter
-    def flags(self, __u8 flags):
+    def flags(self, unsigned int flags):
         __io_uring_sqe_set_flags(self.ptr, flags)
 
     @property