Add mount

Makefile

@@ -1,4 +1,4 @@
-APPS=init hello sh ls terminal uname compositor drawlines background session kdebug cat yutani-test sysinfo hostname yutani-query env
+APPS=init hello sh ls terminal uname compositor drawlines background session kdebug cat yutani-test sysinfo hostname yutani-query env mount
 
 CC=i686-pc-toaru-gcc
 AR=i686-pc-toaru-ar

libc/mount.c

@@ -0,0 +1,14 @@
+#include <syscall.h>
+#include <errno.h>
+
+int mount(char * source, char * target, char * type, unsigned long flags, void * data) {
+	int r = syscall_mount(source, target, type, flags, data);
+
+	if (r < 0) {
+		errno = -r;
+		return -1;
+	}
+
+	return r;
+}
+

mount.c

@@ -0,0 +1,29 @@
+/* vim: tabstop=4 shiftwidth=4 noexpandtab
+ * This file is part of ToaruOS and is released under the terms
+ * of the NCSA / University of Illinois License - see LICENSE.md
+ * Copyright (C) 2014 Kevin Lange
+ *
+ * mount
+ *
+ * Mount a filesystem.
+ */
+
+#include <stdio.h>
+
+#ifndef mount
+extern int mount(char * source, char * target, char * type, unsigned long flags, void * data);
+#endif
+
+int main(int argc, char ** argv) {
+	if (argc < 4) {
+		fprintf(stderr, "Usage: %s type device mountpoint\n", argv[0]);
+		return 1;
+	}
+
+	if (mount(argv[2], argv[3], argv[1], 0, NULL) < 0) {
+//		perror("mount");
+		return 1;
+	}
+
+	return 0;
+}