* Authors:
* Jonathan Pryor (jonpryor@vt.edu)
*
- * Copyright (C) 2004 Jonathan Pryor
+ * Copyright (C) 2004-2005 Jonathan Pryor
*/
#include <dirent.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
+#include <limits.h>
#include <unistd.h>
+#include "map.h"
#include "mph.h"
-G_BEGIN_DECLS
+#if defined (PATH_MAX) && defined (NAME_MAX)
+ #define MPH_PATH_MAX MAX(PATH_MAX, NAME_MAX)
+#elif defined (PATH_MAX)
+ #define MPH_PATH_MAX PATH_MAX
+#elif defined (NAME_MAX)
+ #define MPH_PATH_MAX NAME_MAX
+#else /* !defined PATH_MAX && !defined NAME_MAX */
+ #define MPH_PATH_MAX 2048
+#endif
-struct Mono_Posix_Syscall__Dirent {
- /* ino_t */ mph_ino_t d_ino;
- /* off_t */ mph_off_t d_off;
- /* ushort */ unsigned short d_reclen;
- /* byte */ unsigned char d_type;
- /* string */ char *d_name;
-};
+G_BEGIN_DECLS
+#if HAVE_SEEKDIR
gint32
Mono_Posix_Syscall_seekdir (void *dir, mph_off_t offset)
{
mph_return_if_off_t_overflow (offset);
- errno = 0;
-
seekdir ((DIR*) dir, (off_t) offset);
- return errno != 0;
+ return 0;
}
+#endif /* def HAVE_SEEKDIR */
+#if HAVE_TELLDIR
mph_off_t
Mono_Posix_Syscall_telldir (void *dir)
{
return telldir ((DIR*) dir);
}
+#endif /* def HAVE_TELLDIR */
static void
copy_dirent (struct Mono_Posix_Syscall__Dirent *to, struct dirent *from)
gint32
Mono_Posix_Syscall_readdir_r (void *dirp, struct Mono_Posix_Syscall__Dirent *entry, void **result)
{
- struct dirent _entry;
+ struct dirent *_entry = malloc (sizeof (struct dirent) + MPH_PATH_MAX + 1);
int r;
- r = readdir_r (dirp, &_entry, (struct dirent**) result);
+ r = readdir_r (dirp, _entry, (struct dirent**) result);
- if (r == 0 && result != NULL) {
- copy_dirent (entry, &_entry);
+ if (r == 0 && *result != NULL) {
+ copy_dirent (entry, _entry);
}
+ free (_entry);
+
return r;
}
+int
+Mono_Posix_Syscall_rewinddir (void* dir)
+{
+ rewinddir (dir);
+ return 0;
+}
+
G_END_DECLS
/*