code review 5622058: cmd/dist: generate files for package runtime

src/cmd/dist/main.c

 // 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;
+
 // cmdtab records the available commands.
 static struct {
         char *name;
         void (*f)(int, char**);
 } cmdtab[] = {
         {"bootstrap", cmdbootstrap},
+        {"clean", cmdclean},
         {"env", cmdenv},
         {"install", cmdinstall},
 };
 
 // The OS-specific main calls into the portable code here.
 void
 xmain(int argc, char **argv)
 {
         int i;
 
         if(argc <= 1) {
                 xprintf("go tool dist commands:\n");
                 for(i=0; i<nelem(cmdtab); i++)
                         xprintf("\t%s\n", cmdtab[i].name);
                 xexit(1);
         }
 ········
         for(i=0; i<nelem(cmdtab); i++) {
                 if(streq(cmdtab[i].name, argv[1])) {
-                        cmdtab[i].f(argc-1, argv+1);
+                        argc--;
+                        argv++;
+                        // Parse -v options.
+                        while(argc > 1 && hasprefix(argv[1], "-v")) {
+                                vflag += xstrlen(argv[1]) - 1;

[bradfitz, 2012/02/03 18:07:04]

so -verbose is like -vvvvvvv? don't really care, unless these are documented
somewhere.

+                                argc--;
+                                argv++;
+                        }
+                        argv[0] = cmdtab[i].name;
+                        cmdtab[i].f(argc, argv);
                         return;
                 }
         }
 
         fatal("unknown command %s", argv[1]);
 }