Import sources from 2011-03-30 iso image

1 files changed, 32 insertions, 0 deletions

diff --git a/sys/src/ape/lib/ap/plan9/getcwd.c b/sys/src/ape/lib/ap/plan9/getcwd.c
new file mode 100755
index 000000000..db6936b56
--- /dev/null
+++ b/sys/src/ape/lib/ap/plan9/getcwd.c
@@ -0,0 +1,32 @@
+#include "lib.h"
+#include <stddef.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+#include <stdio.h>
+#include "sys9.h"
+#include "dir.h"
+
+char*
+getcwd(char *buf, size_t len)
+{
+	int fd;
+
+	fd = _OPEN(".", OREAD);
+	if(fd < 0) {
+		errno = EACCES;
+		return 0;
+	}
+	if(_FD2PATH(fd, buf, len) < 0) {
+		errno = EIO;
+		_CLOSE(fd);
+		return 0;
+	}
+	_CLOSE(fd);
+
+/* RSC: is this necessary? */
+	if(buf[0] == '\0')
+		strcpy(buf, "/");
+	return buf;
+}