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Path: utzoo!mnetor!seismo!columbia!chris
From: chris@columbia.UUCP (Chris Maio)
Newsgroups: comp.mail.uucp
Subject: Re: Too many hops... Why? (really 4.3 BSD sendmail problem)
Message-ID: <4287@columbia.UUCP>
Date: Sat, 31-Jan-87 01:00:44 EST
Article-I.D.: columbia.4287
Posted: Sat Jan 31 01:00:44 1987
Date-Received: Sat, 7-Feb-87 03:57:17 EST
References: <103800001@datacube> <103800002@datacube> <1138@husc6.UUCP>
Reply-To: chris@columbia.edu (Chris Maio)
Organization: Columbia University CS Department
Lines: 63
Summary: bug fix for sendmail

In article <1138@husc6.UUCP> dudek@harvard.UUCP (Glen Dudek) writes:
>What follows is a complaint about 4.3BSD sendmail and domain servers -
>those of you lucky enough not to have either can ignore this...
>
>What actually caused the problem was a 4.3BSD version of sendmail which
>supports the domain servers, and sets the '$w' (hostname) macro to
>'ocean.harvard.edu', instead of just 'ocean'.

Glen,

  I got bitten the same way, but decided that it would be better to put the
local-host name in $=w instead of $w; here's a patch for the 4.3 BSD sendmail
that will include both "ocean" and "ocean.harvard.edu" in $=w.

						Chris

RCS file: main.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -c -r1.2 -r1.3
*** /tmp/,RCSt1026201	Sat Jan 31 00:41:08 1987
--- /tmp/,RCSt2026201	Sat Jan 31 00:41:10 1987
***************
*** 109,115 ****
  	bool queuemode = FALSE;		/* process queue requests */
  	bool nothaw;
  	static bool reenter = FALSE;
! 	char jbuf[30];			/* holds MyHostName */
  	extern bool safefile();
  	extern time_t convtime();
  	extern putheader(), putbody();
--- 109,115 ----
  	bool queuemode = FALSE;		/* process queue requests */
  	bool nothaw;
  	static bool reenter = FALSE;
! 	char jbuf[128];			/* holds MyHostName */
  	extern bool safefile();
  	extern time_t convtime();
  	extern putheader(), putbody();
***************
*** 263,268 ****
--- 263,283 ----
  				printf("\ta.k.a.: %s\n", *av);
  #endif DEBUG
  			setclass('w', *av++);
+ 		}
+ 
+ 
+ 		/* if the nameserver is being used, make sure that
+ 		   $=w contains our hostname without the domain name */
+ 		if ((p = index(jbuf, '.')) != NULL) {
+ 		    *p = '\0';		/* strip off the domain name */
+ 		    st = stab(jbuf, ST_CLASS, ST_FIND);
+ 		    if (st == NULL || !bitnset('w', st->s_class)) {
+ 			setclass('w', jbuf);
+ #ifdef DEBUG
+ 			if (tTd(0, 4))
+ 			    printf("\ta.k.a.: %s (no domain)\n", jbuf);
+ #endif DEBUG
+ 		    }
  		}
  
  		/* version */