Initial pass at a port to win32

[pdclib] / platform / win32 / functions / _PDCLIB / _PDCLIB_flushbuffer.c

diff --git a/platform/win32/functions/_PDCLIB/_PDCLIB_flushbuffer.c b/platform/win32/functions/_PDCLIB/_PDCLIB_flushbuffer.c
new file mode 100644 (file)
index 0000000..82e36a0
--- /dev/null
+++ b/platform/win32/functions/_PDCLIB/_PDCLIB_flushbuffer.c
@@ -0,0 +1,63 @@
+/* $Id$ */
+
+/* _PDCLIB_flushbuffer( struct _PDCLIB_file_t * )
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+/* This is a stub implementation of _PDCLIB_flushbuffer
+*/
+
+#include <stdio.h>
+#include <string.h>
+
+#ifndef REGTEST
+#include <_PDCLIB_glue.h>
+#include <errno.h>
+#include <windows.h>
+
+int _PDCLIB_flushbuffer( struct _PDCLIB_file_t * stream )
+{
+    if ( ! ( stream->status & _PDCLIB_FBIN ) )
+    {
+        /* TODO: Text stream conversion here */
+    }
+
+    DWORD written = 0;
+
+
+    while(written != stream->bufidx) {
+        DWORD justWrote;
+        DWORD toWrite = stream->bufidx - written;
+        BOOL res = WriteFile( stream->handle, stream->buffer + written, 
+                              toWrite, &justWrote, NULL);
+        written += justWrote;
+
+        if(!res) {
+            stream->status |=_PDCLIB_ERRORFLAG;
+            stream->bufidx -= written;
+            memmove( stream->buffer, stream->buffer + written, stream->bufidx );
+            _PDCLIB_w32errno();
+            return EOF;
+        }
+    }
+
+    stream->bufidx = 0;
+    return 0;
+}
+
+#endif
+
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main( void )
+{
+    /* Testing covered by ftell.c */
+    return TEST_RESULTS;
+}
+
+#endif
+