#ifndef REGTEST
-void clearerr( struct _PDCLIB_file_t * stream )
+void clearerr_unlocked( struct _PDCLIB_file_t * stream )
{
stream->status &= ~( _PDCLIB_ERRORFLAG | _PDCLIB_EOFFLAG );
}
+void clearerr( struct _PDCLIB_file_t * stream )
+{
+ flockfile( stream );
+ clearerr_unlocked( stream );
+ funlockfile( stream );
+}
+
#endif
#ifdef TEST
int main( void )
{
- TESTCASE( NO_TESTDRIVER );
+ FILE * fh;
+ TESTCASE( ( fh = tmpfile() ) != NULL );
+ /* Flags should be clear */
+ TESTCASE( ! ferror( fh ) );
+ TESTCASE( ! feof( fh ) );
+ /* Reading from input stream - should provoke error */
+ /* FIXME: Apparently glibc disagrees on this assumption. How to provoke error on glibc? */
+ TESTCASE( fgetc( fh ) == EOF );
+ TESTCASE( ferror( fh ) );
+ TESTCASE( ! feof( fh ) );
+ /* clearerr() should clear flags */
+ clearerr( fh );
+ TESTCASE( ! ferror( fh ) );
+ TESTCASE( ! feof( fh ) );
+ /* Reading from empty stream - should provoke EOF */
+ rewind( fh );
+ TESTCASE( fgetc( fh ) == EOF );
+ TESTCASE( ! ferror( fh ) );
+ TESTCASE( feof( fh ) );
+ /* clearerr() should clear flags */
+ clearerr( fh );
+ TESTCASE( ! ferror( fh ) );
+ TESTCASE( ! feof( fh ) );
+ TESTCASE( fclose( fh ) == 0 );
return TEST_RESULTS;
}
#endif
+