Total re-write of yplog by Chuck Cranor

(made it more printf like)

1 files changed, 81 insertions, 90 deletions

diff --git a/usr.sbin/ypserv/common/yplog.c b/usr.sbin/ypserv/common/yplog.c
index 59ec35becd5..60951f6ae66 100644
--- a/usr.sbin/ypserv/common/yplog.c
+++ b/usr.sbin/ypserv/common/yplog.c
@@ -1,5 +1,8 @@
+/* $Id: yplog.c,v 1.2 1996/01/20 00:30:42 chuck Exp $ */
+
 /*
- * Copyright (c) 1994 Mats O Jansson <moj@stacken.kth.se>
+ *
+ * Copyright (c) 1996 Charles D. Cranor
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -10,121 +13,109 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote
- *    products derived from this software without specific prior written
- *    permission.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Charles D. Cranor.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
  *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
- * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef LINT
-static char rcsid[] = "$Id: yplog.c,v 1.1 1995/11/01 16:56:20 deraadt Exp $";
-#endif
+/*
+ * yplog.c: replacement yplog routines for 
+ * Mats O Jansson's ypserv program, as added by
+ * Chuck Cranor.
+ */
 
 #include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
 #include <unistd.h>
-#include <strings.h>
-#include <rpc/rpc.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
+#include <sys/types.h>
 
-FILE	*yplogfile;
+#if __STDC__
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+#include "yplog.h"
 
-void
-yplog_date(line)
-	char *line;
-{
-	char datestr[20];
-	time_t t;
+static FILE	*logfp = NULL;		/* the log file */
 
-	if (yplogfile != NULL) {
-	  (void)time(&t);
-	  (void)strftime(datestr,20,"%b %d %T",localtime(&t));
-	  fprintf(yplogfile,"%s %s\n",datestr,line);
-	  fflush(yplogfile);
-	}
-}
+/*
+ * yplog(): like a printf, but to the log file.   does the flush
+ * and data for you.
+ */
 
 void
-yplog_line(line)
-	char *line;
+#if __STDC__
+yplog(const char *fmt, ...)
+#else
+yplog(fmt, va_alist)
+	char *fmt;
+	va_dcl
+#endif
 {
-	if (yplogfile != NULL) {
-	  fprintf(yplogfile,"                %s\n",line);
-	  fflush(yplogfile);
-	}
-}
+	va_list ap;
 
-void
-yplog_str(line)
-	char *line;
-{
-	if (yplogfile != NULL) {
-	  fprintf(yplogfile,"                %s",line);
-	  fflush(yplogfile);
-	}
+#if __STDC__
+	va_start(ap, fmt);
+#else
+	va_start(ap);
+#endif
+	vyplog(fmt, ap);
+	va_end(ap);
 }
 
-void
-yplog_cat(line)
-	char *line;
-{
-	if (yplogfile != NULL) {
-	  fprintf(yplogfile,"%s",line);
-	  fflush(yplogfile);
-	}
-}
+/*
+ * vyplog() support routine for yplog()
+ */
 
 void
-yplog_call(transp)
-	SVCXPRT *transp;
+vyplog(fmt, ap)
+	register const char *fmt;
+	va_list ap;
 {
-	struct sockaddr_in *caller;
+        time_t t;
 
-	if (yplogfile != NULL) {
-	  caller = svc_getcaller(transp);
-	  fprintf(yplogfile,"                  caller: %s %d\n",
-		  inet_ntoa(caller->sin_addr),
-		  ntohs(caller->sin_port));
-	  fflush(yplogfile);
-	}
+	if (!logfp) return;
+	(void)time(&t);
+	fprintf(logfp,"%.15s ", ctime(&t) + 4);
+	vfprintf(logfp, fmt, ap);
+	fprintf(logfp,"\n");
+	fflush(logfp);
 }
 
+/*
+ * open log
+ */
+
 void
-yplog_init(progname)
-	char *progname;
+ypopenlog()
 {
-	char file_path[255];
-	struct stat finfo;
-
-	sprintf(file_path,"/var/yp/%s.log",progname);
-	if ((stat(file_path, &finfo) == 0) &&
-	    ((finfo.st_mode & S_IFMT) == S_IFREG)) {
-	  yplogfile = fopen(file_path,"a");
-	  sprintf(file_path,"%s[%d] : started",progname,getpid());
-	  yplog_date(file_path);
-	}
+	logfp = fopen("/var/yp/ypserv.log", "a");
+	if (!logfp) return;
+	yplog("yplog opened");
 }
 
+/*
+ * close log
+ */
+
 void
-yplog_exit()
+ypcloselog()
 {
-	if (yplogfile != NULL) {
-	  yplog_date("controlled shutdown");
-	  fclose(yplogfile);
+	if (logfp) {
+		yplog("yplog closed");
+		fclose(logfp);
+		logfp = NULL;
 	}
 }
-