5 This file is part of the Public Domain C Library (PDCLib).
6 Permission is granted to use, modify, and / or redistribute at will.
13 #include <_PDCLIB_glue.h>
15 extern struct _PDCLIB_file_t * _PDCLIB_filelist;
17 int fclose( struct _PDCLIB_file_t * stream )
19 struct _PDCLIB_file_t * current = _PDCLIB_filelist;
20 struct _PDCLIB_file_t * previous = NULL;
21 /* Checking that the FILE handle is actually one we had opened before. */
22 while ( current != NULL )
24 if ( stream == current )
27 if ( stream->status & _PDCLIB_FWRITE )
29 if ( _PDCLIB_flushbuffer( stream ) == EOF )
31 /* Flush failed, errno already set */
36 _PDCLIB_close( stream->handle );
37 /* Remove stream from list */
38 if ( previous != NULL )
40 previous->next = stream->next;
44 _PDCLIB_filelist = stream->next;
46 /* Delete tmpfile() */
47 if ( stream->status & _PDCLIB_DELONCLOSE )
49 remove( stream->filename );
52 if ( ! ( stream->status & _PDCLIB_STATIC ) )
59 current = current->next;
61 /* See the comments on implementation-defined errno values in
64 _PDCLIB_errno = _PDCLIB_ERROR;
71 #include <_PDCLIB_test.h>
76 struct _PDCLIB_file_t * file1;
77 struct _PDCLIB_file_t * file2;
80 TESTCASE( _PDCLIB_filelist == stdin );
81 TESTCASE( ( file1 = fopen( testfile1, "w" ) ) != NULL );
82 TESTCASE( _PDCLIB_filelist == file1 );
83 TESTCASE( ( file2 = fopen( testfile2, "w" ) ) != NULL );
84 TESTCASE( _PDCLIB_filelist == file2 );
85 TESTCASE( fclose( file2 ) == 0 );
86 TESTCASE( _PDCLIB_filelist == file1 );
87 TESTCASE( ( file2 = fopen( testfile1, "w" ) ) != NULL );
88 TESTCASE( _PDCLIB_filelist == file2 );
89 TESTCASE( fclose( file1 ) == 0 );
90 TESTCASE( _PDCLIB_filelist == file2 );
91 TESTCASE( fclose( file2 ) == 0 );
92 TESTCASE( _PDCLIB_filelist == stdin );
93 TESTCASE( remove( testfile1 ) == 0 );
94 TESTCASE( remove( testfile2 ) == 0 );
96 puts( " NOTEST fclose() test driver is PDCLib-specific." );