3 /* rename( const char *, const char * )
5 This file is part of the Public Domain C Library (PDCLib).
6 Permission is granted to use, modify, and / or redistribute at will.
12 #include <_PDCLIB_glue.h>
16 extern _PDCLIB_file_t * _PDCLIB_filelist;
18 int rename( const char * old, const char * new )
20 FILE * current = _PDCLIB_filelist;
21 while ( current != NULL )
23 if ( ( current->filename != NULL ) && ( strcmp( current->filename, old ) == 0 ) )
25 /* File of that name currently open. Do not rename. */
28 current = current->next;
30 return _PDCLIB_rename( old, new );
36 #include <_PDCLIB_test.h>
45 /* make sure that neither file exists */
46 TESTCASE( fopen( testfile1, "r" ) == NULL );
47 TESTCASE( fopen( testfile2, "r" ) == NULL );
48 /* rename file 1 to file 2 - expected to fail */
49 TESTCASE( rename( testfile1, testfile2 ) != 0 );
51 TESTCASE( ( file = fopen( testfile1, "w" ) ) != NULL );
52 TESTCASE( fputs( "x", file ) != EOF );
53 TESTCASE( fclose( file ) == 0 );
54 /* check that file 1 exists */
55 TESTCASE( ( file = fopen( testfile1, "r" ) ) != NULL );
56 TESTCASE( fclose( file ) == 0 );
57 /* rename file 1 to file 2 */
58 TESTCASE( rename( testfile1, testfile2 ) == 0 );
59 /* check that file 2 exists, file 1 does not */
60 TESTCASE( fopen( testfile1, "r" ) == NULL );
61 TESTCASE( ( file = fopen( testfile2, "r" ) ) != NULL );
62 TESTCASE( fclose( file ) == 0 );
63 /* create another file 1 */
64 TESTCASE( ( file = fopen( testfile1, "w" ) ) != NULL );
65 TESTCASE( fputs( "x", file ) != EOF );
66 TESTCASE( fclose( file ) == 0 );
67 /* check that file 1 exists */
68 TESTCASE( ( file = fopen( testfile1, "r" ) ) != NULL );
69 TESTCASE( fclose( file ) == 0 );
70 /* rename file 1 to file 2 - expected to fail, see comment in
71 _PDCLIB_rename() itself.
73 /* NOREG as glibc overwrites existing destination file. */
74 TESTCASE_NOREG( rename( testfile1, testfile2 ) != 0 );
75 /* remove both files */
76 TESTCASE( remove( testfile1 ) == 0 );
77 TESTCASE( remove( testfile2 ) == 0 );
78 /* check that they're gone */
79 TESTCASE( fopen( testfile1, "r" ) == NULL );
80 TESTCASE( fopen( testfile2, "r" ) == NULL );