-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
+/* $Id$ */
-int fgetpos( FILE * restrict stream, fpos_t * restrict pos ) { /* TODO */ };
+/* fgetpos( FILE * , fpos_t * )
-/* PDPC code - unreviewed
+ This file is part of the Public Domain C Library (PDCLib).
+ Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <stdio.h>
+
+#ifndef REGTEST
+
+int fgetpos_unlocked( struct _PDCLIB_file_t * _PDCLIB_restrict stream, struct _PDCLIB_fpos_t * _PDCLIB_restrict pos )
{
- *pos = ftell(stream);
- return (0);
+ pos->offset = stream->pos.offset + stream->bufidx - stream->ungetidx;
+ pos->status = stream->pos.status;
+ /* TODO: Add mbstate. */
+ return 0;
}
-*/
+
+int fgetpos( struct _PDCLIB_file_t * _PDCLIB_restrict stream, struct _PDCLIB_fpos_t * _PDCLIB_restrict pos )
+{
+ flockfile( stream );
+ int res = fgetpos_unlocked( stream, pos );
+ funlockfile( stream );
+ return res;
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+#include <string.h>
+
+int main( void )
+{
+ FILE * fh;
+ fpos_t pos1, pos2;
+ TESTCASE( ( fh = tmpfile() ) != NULL );
+ TESTCASE( fgetpos( fh, &pos1 ) == 0 );
+ TESTCASE( fwrite( teststring, 1, strlen( teststring ), fh ) == strlen( teststring ) );
+ TESTCASE( (size_t)ftell( fh ) == strlen( teststring ) );
+ TESTCASE( fgetpos( fh, &pos2 ) == 0 );
+ TESTCASE( fsetpos( fh, &pos1 ) == 0 );
+ TESTCASE( ftell( fh ) == 0 );
+ TESTCASE( fsetpos( fh, &pos2 ) == 0 );
+ TESTCASE( (size_t)ftell( fh ) == strlen( teststring ) );
+ TESTCASE( fclose( fh ) == 0 );
+ return TEST_RESULTS;
+}
+
+#endif