extern char * _PDCLIB_eol;
-int puts( const char * s )
+int puts_unlocked( const char * s )
{
if ( _PDCLIB_prepwrite( stdout ) == EOF )
{
}
}
+int puts( const char * s )
+{
+ flockfile( stdout );
+ int r = puts_unlocked( s );
+ funlockfile( stdout );
+ return r;
+}
+
#endif
#ifdef TEST
int main( void )
{
- TESTCASE( puts( "SUCCESS testing puts()" ) >= 0 );
+ FILE * fh;
+ char const * message = "SUCCESS testing puts()";
+ char buffer[23];
+ buffer[22] = 'x';
+ TESTCASE( ( fh = freopen( testfile, "wb+", stdout ) ) != NULL );
+ TESTCASE( puts( message ) >= 0 );
+ rewind( fh );
+ TESTCASE( fread( buffer, 1, 22, fh ) == 22 );
+ TESTCASE( memcmp( buffer, message, 22 ) == 0 );
+ TESTCASE( buffer[22] == 'x' );
+ TESTCASE( fclose( fh ) == 0 );
+ TESTCASE( remove( testfile ) == 0 );
return TEST_RESULTS;
}