1 files changed, 41 insertions, 0 deletions
diff --git a/src/cmd/dist/main.c b/src/cmd/dist/main.c
new file mode 100644
index 000000000..72a7579d1
--- /dev/null
+++ b/src/cmd/dist/main.c
@@ -0,0 +1,41 @@
+// Copyright 2012 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#include "a.h"
+
+int vflag;
+char *argv0;
+
+// cmdtab records the available commands.
+static struct {
+	char *name;
+	void (*f)(int, char**);
+} cmdtab[] = {
+	{"banner", cmdbanner},
+	{"bootstrap", cmdbootstrap},
+	{"clean", cmdclean},
+	{"env", cmdenv},
+	{"install", cmdinstall},
+	{"version", cmdversion},
+};
+
+// The OS-specific main calls into the portable code here.
+void
+xmain(int argc, char **argv)
+{
+	int i;
+
+	if(argc <= 1)
+		usage();
+	
+	for(i=0; i<nelem(cmdtab); i++) {
+		if(streq(cmdtab[i].name, argv[1])) {
+			cmdtab[i].f(argc-1, argv+1);
+			return;
+		}
+	}
+
+	xprintf("unknown command %s\n", argv[1]);
+	usage();
+}