Mark Hammond <mhammond@skippinet.com.au>:

freddrake · freddrake · commit 1ef4e2d54e54 · 2000-04-05T14:15:31.000Z
This patch fixes the mmap module on Windows 9x.
diff --git a/Modules/mmapmodule.c b/Modules/mmapmodule.c
@@ -752,12 +752,8 @@ new_mmap_object (PyObject * self, PyObject * args)
 		    PyErr_SetFromErrno(mmap_module_error);
 		    return NULL;
 		}
-//
-//		fh = OpenFile (filename, &file_info, OF_READWRITE);
-//		if (fh == HFILE_ERROR) {
-//			PyErr_SetFromWindowsErr(GetLastError());
-//			return NULL;
-//		}
+		/* Win9x appears to need us seeked to zero */
+		fseek(&_iob[fileno], 0, SEEK_SET);
 	}
 
 	m_obj = PyObject_NEW (mmap_object, &mmap_object_type);

Original file line number	Diff line number	Diff line change
`@@ -752,12 +752,8 @@ new_mmap_object (PyObject * self, PyObject * args)`
`752`	`752`	`PyErr_SetFromErrno(mmap_module_error);`
`753`	`753`	`return NULL;`
`754`	`754`	`}`
`755`		`-//`
`756`		`-// fh = OpenFile (filename, &file_info, OF_READWRITE);`
`757`		`-// if (fh == HFILE_ERROR) {`
`758`		`-// PyErr_SetFromWindowsErr(GetLastError());`
`759`		`-// return NULL;`
`760`		`-// }`
	`755`	`+ /* Win9x appears to need us seeked to zero */`
	`756`	`+ fseek(&_iob[fileno], 0, SEEK_SET);`
`761`	`757`	`}`
`762`	`758`
`763`	`759`	`m_obj = PyObject_NEW (mmap_object, &mmap_object_type);`