Scrub up some lingering problems preventing readdir64 from working

and creating several *64 problems, particualrly when client apps
used -D_FILE_OFFSET_BITS=64 -D__USE_FILE_OFFSET64.  All better now.
 -Erik

12 files changed, 38 insertions, 18 deletions

diff --git a/libc/misc/dirent/alphasort.c b/libc/misc/dirent/alphasort.c
index d7a1d8d93..dcf970070 100644
--- a/libc/misc/dirent/alphasort.c
+++ b/libc/misc/dirent/alphasort.c
@@ -1,3 +1,4 @@
+#include <dirent.h>
 #include <string.h>
 #include "dirstream.h"
 
diff --git a/libc/misc/dirent/alphasort64.c b/libc/misc/dirent/alphasort64.c
index 94194e0c6..bddf65ea7 100644
--- a/libc/misc/dirent/alphasort64.c
+++ b/libc/misc/dirent/alphasort64.c
@@ -1,11 +1,12 @@
 #include <features.h>
+#ifdef __UCLIBC_HAVE_LFS__
 #define _FILE_OFFSET_BITS   64
 #define __USE_LARGEFILE64
 #define __USE_FILE_OFFSET64
+#include <dirent.h>
 #include <string.h>
 #include "dirstream.h"
 
-#ifdef __UCLIBC_HAVE_LFS__
 
 int alphasort64(const void * a, const void * b)
 {
diff --git a/libc/misc/dirent/closedir.c b/libc/misc/dirent/closedir.c
index a2ac83b17..3b6337b5f 100644
--- a/libc/misc/dirent/closedir.c
+++ b/libc/misc/dirent/closedir.c
@@ -1,3 +1,4 @@
+#include <dirent.h>
 #include <errno.h>
 #include <stdlib.h>
 #include <unistd.h>
diff --git a/libc/misc/dirent/dirfd.c b/libc/misc/dirent/dirfd.c
index d6c1e6647..b658b5a9c 100644
--- a/libc/misc/dirent/dirfd.c
+++ b/libc/misc/dirent/dirfd.c
@@ -1,3 +1,4 @@
+#include <dirent.h>
 #include <errno.h>
 #include "dirstream.h"
 
diff --git a/libc/misc/dirent/dirstream.h b/libc/misc/dirent/dirstream.h
index 8131ffce7..dc5c5732a 100644
--- a/libc/misc/dirent/dirstream.h
+++ b/libc/misc/dirent/dirstream.h
@@ -24,12 +24,23 @@ Cambridge, MA 02139, USA.  */
 
 #define	_DIRSTREAM_H	1
 
+#include <features.h>
 #include <sys/types.h>
-#include <dirent.h>
 #ifdef _POSIX_THREADS
 #include <pthread.h>
 #endif
 
+
+#ifdef __UCLIBC_HAVE_LFS__
+#ifndef __USE_LARGEFILE64
+# define __USE_LARGEFILE64
+#endif
+# define stuff_t    __off64_t
+#else
+# define stuff_t    __off_t
+#endif
+
+
 /* For now, syscall readdir () only supports one entry at a time. It
  * will be changed in the future.
 #define NUMENT		3
@@ -48,19 +59,19 @@ struct __dirstream {
   int dd_fd;
 
   /* offset of the next dir entry in buffer */
-  off_t dd_nextloc;
+  stuff_t dd_nextloc;
 
   /* bytes of valid entries in buffer */
-  size_t dd_size;
+  stuff_t dd_size;
 
   /* -> directory buffer */
   void *dd_buf;
 
   /* offset of the next dir entry in directory. */
-  off_t dd_nextoff;
+  stuff_t dd_nextoff;
 
   /* total size of buffer */
-  size_t dd_max;
+  stuff_t dd_max;
  
   enum {unknown, have_getdents, no_getdents} dd_getdents;
 
diff --git a/libc/misc/dirent/opendir.c b/libc/misc/dirent/opendir.c
index 25b5873e1..e2a6000ca 100644
--- a/libc/misc/dirent/opendir.c
+++ b/libc/misc/dirent/opendir.c
@@ -37,19 +37,20 @@ DIR *opendir(const char *name)
 		return NULL;
 	}
 
+	ptr->dd_fd = fd;
+	ptr->dd_nextloc = ptr->dd_size = ptr->dd_nextoff = 0;
+	ptr->dd_getdents = unknown;
+
 	ptr->dd_max = statbuf.st_blksize;
 	if (ptr->dd_max < 512)
 		ptr->dd_max = 512;
 
-	if (!(buf = malloc(ptr->dd_max))) {
+	if (!(buf = calloc(1, ptr->dd_max))) {
 		close(fd);
 		free(ptr);
 		__set_errno(ENOMEM);
 		return NULL;
 	}
-	ptr->dd_fd = fd;
-	ptr->dd_nextoff = ptr->dd_nextloc = ptr->dd_size = 0;
 	ptr->dd_buf = buf;
-	ptr->dd_getdents = unknown;
 	return ptr;
 }
diff --git a/libc/misc/dirent/readdir64.c b/libc/misc/dirent/readdir64.c
index d0f28030b..c8f3b8d46 100644
--- a/libc/misc/dirent/readdir64.c
+++ b/libc/misc/dirent/readdir64.c
@@ -1,7 +1,9 @@
 #include <features.h>
+#ifdef __UCLIBC_HAVE_LFS__
 #define _FILE_OFFSET_BITS   64
 #define __USE_LARGEFILE64
 #define __USE_FILE_OFFSET64
+#include <dirent.h>
 #include <errno.h>
 #include <stdlib.h>
 #include <string.h>
@@ -9,8 +11,6 @@
 #include <dirent.h>
 #include "dirstream.h"
 
-#ifdef __UCLIBC_HAVE_LFS__
-
 extern int getdents64 __P ((unsigned int fd, struct dirent64 *dirp, unsigned int count));
 
 
@@ -33,7 +33,7 @@ struct dirent64 *readdir64(DIR * dir)
 		/* read dir->dd_max bytes of directory entries. */
 		result = getdents64(dir->dd_fd, dir->dd_buf, dir->dd_max);
 
-		/* We assume we have getdents (). */
+		/* We assume we have getdents64 (). */
 		dir->dd_getdents = have_getdents;
 		if (result <= 0) {
 			result = -result;
@@ -63,6 +63,5 @@ struct dirent64 *readdir64(DIR * dir)
 
 	return de;
 }
-#endif /* __UCLIBC_HAVE_LFS__ */
-
 
+#endif /* __UCLIBC_HAVE_LFS__ */
diff --git a/libc/misc/dirent/rewinddir.c b/libc/misc/dirent/rewinddir.c
index 2fff9101c..495594089 100644
--- a/libc/misc/dirent/rewinddir.c
+++ b/libc/misc/dirent/rewinddir.c
@@ -1,3 +1,4 @@
+#include <dirent.h>
 #include <errno.h>
 #include <unistd.h>
 #include "dirstream.h"
diff --git a/libc/misc/dirent/scandir.c b/libc/misc/dirent/scandir.c
index 31ebce549..a460e161f 100644
--- a/libc/misc/dirent/scandir.c
+++ b/libc/misc/dirent/scandir.c
@@ -23,6 +23,7 @@
    SOFTWARE.
 */
 
+#include <dirent.h>
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
diff --git a/libc/misc/dirent/scandir64.c b/libc/misc/dirent/scandir64.c
index 6b0892191..6c6697b42 100644
--- a/libc/misc/dirent/scandir64.c
+++ b/libc/misc/dirent/scandir64.c
@@ -24,16 +24,17 @@
 */
 
 #include <features.h>
+#ifdef __UCLIBC_HAVE_LFS__
 #define _FILE_OFFSET_BITS   64
 #define __USE_LARGEFILE64
 #define __USE_FILE_OFFSET64
+#include <dirent.h>
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
 #include <sys/types.h>
 #include "dirstream.h"
 
-#ifdef __UCLIBC_HAVE_LFS__
 
 /*
  * FIXME: This is a simple hack version which doesn't sort the data, and
diff --git a/libc/misc/dirent/seekdir.c b/libc/misc/dirent/seekdir.c
index 3ff9f5da9..a1649c9b3 100644
--- a/libc/misc/dirent/seekdir.c
+++ b/libc/misc/dirent/seekdir.c
@@ -1,9 +1,10 @@
+#include <dirent.h>
 #include <errno.h>
 #include <unistd.h>
 #include "dirstream.h"
 
 
-void seekdir(DIR * dir, off_t offset)
+void seekdir(DIR * dir, long int offset)
 {
 	if (!dir) {
 		__set_errno(EBADF);
diff --git a/libc/misc/dirent/telldir.c b/libc/misc/dirent/telldir.c
index 872cddbf1..8c13a9c23 100644
--- a/libc/misc/dirent/telldir.c
+++ b/libc/misc/dirent/telldir.c
@@ -1,9 +1,10 @@
+#include <dirent.h>
 #include <errno.h>
 #include <unistd.h>
 #include "dirstream.h"
 
 
-off_t telldir(DIR * dir)
+long int telldir(DIR * dir)
 {
 	off_t offset;