From: Gene Cumm <gene.cumm at gmail.com>
[MODULE] pwd to list present (current) working directory. If the
returned string is empty, display ".". If the return value is NULL,
display an error message.
Signed-off-by: Gene Cumm <gene.cumm at gmail.com>
Unfortunately, it appears that COM32 getcwd is not working properly at
this moment, it calling the COMBOOT call and getting an empty string.
---
diff --git a/com32/modules/pwd.c b/com32/modules/pwd.c
new file mode 100644
index 0000000..23421c8
--- /dev/null
+++ b/com32/modules/pwd.c
@@ -0,0 +1,51 @@
+/* ----------------------------------------------------------------------- *
+ *
+ * Copyright 2010 Gene Cumm - All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, Inc., 53 Temple Place Ste 330,
+ * Boston MA 02111-1307, USA; either version 2 of the License, or
+ * (at your option) any later version; incorporated herein by reference.
+ *
+ * ----------------------------------------------------------------------- */
+
+/*
+ * Display present (current) working directory
+ */
+
+#include <errno.h>
+#include <stdio.h>
+#include <console.h>
+#include <unistd.h>
+#include <dirent.h>
+
+/* Size of path buffer string */
+#ifndef PATH_MAX
+# ifdef NAME_MAX
+# define PATH_MAX NAME_MAX
+# elif FILENAME_MAX
+# define PATH_MAX FILENAME_MAX
+# else
+# define PATH_MAX 256
+# endif /* NAME_MAX */
+#endif /* PATH_MAX */
+
+int main(void)
+{
+ int rv = 0;
+ char pwd[PATH_MAX], *pwdptr;
+
+ openconsole(&dev_rawcon_r, &dev_stdcon_w);
+ pwdptr = getcwd(pwd, PATH_MAX);
+ if (pwdptr) {
+ if (pwd[0] != 0)
+ puts(pwd);
+ else
+ puts(".");
+ } else {
+ rv = errno;
+ puts("ERROR: getcwd() returned NULL");
+ }
+ return rv;
+}
