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authorRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
committerRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
commit0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch)
tree6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/dirent/readdir.c
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initial check-in, version 0.5.0 v0.5.0
Diffstat (limited to 'src/dirent/readdir.c')
-rw-r--r--src/dirent/readdir.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/dirent/readdir.c b/src/dirent/readdir.c
new file mode 100644
index 00000000..1aeb25a5
--- /dev/null
+++ b/src/dirent/readdir.c
@@ -0,0 +1,32 @@
+#include <dirent.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <limits.h>
+#include "__dirent.h"
+#include "syscall.h"
+#include "libc.h"
+
+int __getdents(int, struct dirent *, size_t);
+
+struct dirent *readdir(DIR *dir)
+{
+	struct dirent *de;
+	
+	if (dir->buf_pos >= dir->buf_end) {
+		int len = __getdents(dir->fd, (void *)dir->buf, sizeof dir->buf);
+		if (len < 0) {
+			dir->lock = 0;
+			return NULL;
+		} else if (len == 0) return 0;
+		dir->buf_end = len;
+		dir->buf_pos = 0;
+	}
+	de = (void *)(dir->buf + dir->buf_pos);
+	dir->buf_pos += de->d_reclen;
+	dir->tell = de->d_off;
+	return de;
+}
+
+LFS64(readdir);