[9fans] nedmail.c

[boyd@sdgm.net]

this includes dan's fix and i've added a function so it pluralises
message/messages correctly.  diff follows:

brahma% ape/diff -c /n/sources/plan9/sys/src/cmd/upas/ned nedmail.c
*** /n/sources/plan9/sys/src/cmd/upas/ned/nedmail.c	Sun Jun 15 14:52:38 2003
--- nedmail.c	Mon Jul 28 20:05:26 2003
***************
*** 123,129 ****
  	{ "u",	0,	ucmd,	"u        remove deletion mark" },
  	{ "w",	1,	wcmd,	"w file   store message contents as file" },
  	{ "x",	0,	xcmd,	"x        exit without flushing deleted messages" },
! 	{ "y",	0,	ycmd,	"x        synchronize with mail box" },
  	{ "=",	1,	eqcmd,	"=        print current message number" },
  	{ "|",	1,	pipecmd, "|cmd     pipe message body to a command" },
  	{ "||",	1,	rpipecmd, "|cmd     pipe raw message to a command" },
--- 123,129 ----
  	{ "u",	0,	ucmd,	"u        remove deletion mark" },
  	{ "w",	1,	wcmd,	"w file   store message contents as file" },
  	{ "x",	0,	xcmd,	"x        exit without flushing deleted messages" },
! 	{ "y",	0,	ycmd,	"y        synchronize with mail box" },
  	{ "=",	1,	eqcmd,	"=        print current message number" },
  	{ "|",	1,	pipecmd, "|cmd     pipe message body to a command" },
  	{ "||",	1,	rpipecmd, "|cmd     pipe raw message to a command" },
***************
*** 191,196 ****
--- 191,205 ----
  	noted(NDFLT);
  }

+ char *
+ plural(int n)
+ {
+ 	if (n == 1)
+ 		return "";
+
+ 	return "s";
+ }
+
  void
  main(int argc, char **argv)
  {
***************
*** 270,276 ****
  		n = dir2message(&top, reverse);
  		if(n < 0)
  			sysfatal("can't read %s", s_to_c(top.path));
! 		Bprint(&out, "%d messages\n", n);
  	}

  	notify(catchnote);
--- 279,285 ----
  		n = dir2message(&top, reverse);
  		if(n < 0)
  			sysfatal("can't read %s", s_to_c(top.path));
! 		Bprint(&out, "%d message%s\n", n, plural(n));
  	}

  	notify(catchnote);
***************
*** 1152,1158 ****
  	i = 0;
  	for(; m != nil; m = m->next)
  		i++;
! 	Bprint(&out, "%d messages\n", i);
  }

  Message*
--- 1161,1167 ----
  	i = 0;
  	for(; m != nil; m = m->next)
  		i++;
! 	Bprint(&out, "%d message%s\n", i, plural(i));
  }

  Message*
***************
*** 1488,1494 ****
  		Bprint(&out, "!1 message deleted\n");
  		break;
  	default:
! 		Bprint(&out, "!%d messages deleted\n", deld);
  		break;
  	}

--- 1497,1503 ----
  		Bprint(&out, "!1 message deleted\n");
  		break;
  	default:
! 		Bprint(&out, "!%d message%s deleted\n", deld, plural(deld));
  		break;
  	}

***************
*** 1569,1575 ****

  	n = dir2message(&top, reverse);
  	if(n > 0)
! 		Bprint(&out, "%d new messages\n", n);
  	return m;
  }

--- 1578,1584 ----

  	n = dir2message(&top, reverse);
  	if(n > 0)
! 		Bprint(&out, "%d new message%s\n", n, plural(n));
  	return m;
  }