X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=support%2Fdirent.c;h=939d915d949553729d64b6e89577b9152cc3aa54;hb=2d23bfcbce7a3f7e54dcd5911adb88b244baca35;hp=11138f53c684665be642ea4db1c18778cb744516;hpb=a3e3afa3b6f227dba556637d3f465b4469262826;p=mono.git

diff --git a/support/dirent.c b/support/dirent.c
index 11138f53c68..939d915d949 100644
--- a/support/dirent.c
+++ b/support/dirent.c
@@ -4,44 +4,50 @@
  * 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)
@@ -86,18 +92,27 @@ Mono_Posix_Syscall_readdir (void *dirp, struct Mono_Posix_Syscall__Dirent *entry
 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
 
 /*