/*
 *                     Logging of RCS commands co and ci
 */
/*******************************************************************
 * This program appends argv[1] to the file SNOOPFILE.
 * To avoid overlaps, it creates a lockfile with name lock in the same
 * directory as SNOOPFILE. SNOOPFILE must be defined in the cc command.
 * Prints an error message if lockfile doesn't get deleted after
 * MAXTRIES tries.
 *******************************************************************
 *
 * Copyright (C) 1982 by Walter F. Tichy
 *                       Purdue University
 *                       Computer Science Department
 *                       West Lafayette, IN 47907
 *
 * All rights reserved. No part of this software may be sold or distributed
 * in any form or by any means without the prior written permission of the
 * author.
 * Report problems and direct all inquiries to Tichy@purdue (ARPA net).
 */


/* $Log:	C.snoop $
 * Revision 1.1  90/05/22  21:53:57  pmoore
 * Initial revision
 * 
 * Revision 4.3  87/12/18  11:46:52  narten
 * more lint cleanups (Guy Harris)
 *
 * Revision 4.2  87/10/18  10:41:47  narten
 * Changing version numbers. Changes relative to 1.1 actually relative to
 * 4.1
 *
 * Revision 1.2  87/09/24  14:01:41  narten
 * Sources now pass through lint (if you ignore printf/sprintf/fprintf
 * warnings)
 *
 * Revision 1.1  84/01/23  14:50:49  kcs
 * Initial revision
 *
 * Revision 4.1  83/03/28  13:23:42  wft
 * No change; just new revision number.
 *
 * Revision 3.2  82/12/04  17:14:31  wft
 * Added rcsbase.h, changed SNOOPDIR to SNOOPFILE, reintroduced
 * error message in case of permanent locking.
 *
 * Revision 3.1  82/10/18  21:22:03  wft
 * Number of polls now 20, no error message if critical section can't
 * be entered.
 *
 * Revision 2.3  82/07/01  23:49:28  wft
 * changed copyright notice only.
 *
 * Revision 2.2  82/06/03  20:00:10  wft
 * changed name from rcslog to snoop, replaced LOGDIR with SNOOPDIR.
 *
 * Revision 2.1  82/05/06  17:55:54  wft
 * Initial revision
 *
 */

#include <stdio.h>

/* writes argv[1] to SNOOPFILE and appends a newline. Invoked as follows:
 * rcslog logmessage
 */
int main (int argc, char *argv[])
{
	FILE *logfile;

	if (argc != 2)
		fprintf(stderr, "%s: No command to log\n", argv[0]);
	else if ((logfile = fopen(SNOOPFILE, "a")) == NULL)
	{
		fprintf(stderr, "Can't open logfile %s\n", SNOOPFILE);
	}
	else
	{
		fputs(argv[1], logfile);
		putc('\n', logfile);
		fclose(logfile);
	}

	return 0;
}