X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/eb86d661d79f25c91788964a768b54223717e8f6..4040be4d605d659f6fd92a8d9d9b8527a02f6990:/log.c

diff --git a/log.c b/log.c
index 2454088e..18db19a0 100644
--- a/log.c
+++ b/log.c
@@ -23,15 +23,55 @@
   */
 #include "rsync.h"
 
+static FILE *logfile;
+
+
+/****************************************************************************
+  return the date and time as a string
+****************************************************************************/
+static char *timestring(void )
+{
+	static char TimeBuf[200];
+	time_t t = time(NULL);
+	struct tm *tm = localtime(&t);
+
+#ifdef HAVE_STRFTIME
+	strftime(TimeBuf,sizeof(TimeBuf)-1,"%Y/%m/%d %T",tm);
+#else
+	strlcpy(TimeBuf, asctime(tm), sizeof(TimeBuf)-1);
+#endif
+
+	if (TimeBuf[strlen(TimeBuf)-1] == '\n') {
+		TimeBuf[strlen(TimeBuf)-1] = 0;
+	}
+
+	return(TimeBuf);
+}
+
+static void logit(int priority, char *buf)
+{
+	if (logfile) {
+		fprintf(logfile,"%s  %s", timestring(), buf);
+		fflush(logfile);
+	} else {
+		syslog(priority, "%s", buf);
+	}
+}
 
 void log_open(void)
 {
 	static int initialised;
 	int options = LOG_PID;
+	time_t t;
 
 	if (initialised) return;
 	initialised = 1;
 
+	if (lp_log_file()) {
+		logfile = fopen(lp_log_file(), "a");
+		return;
+	}
+
 #ifdef LOG_NDELAY
 	options |= LOG_NDELAY;
 #endif
@@ -43,8 +83,14 @@ void log_open(void)
 #endif
 
 #ifndef LOG_NDELAY
-	syslog(LOG_INFO,"rsyncd started\n");
+	logit(LOG_INFO,"rsyncd started\n");
 #endif
+
+	/* this looks pointless, but it is needed in order for the
+	   C library on some systems to fetch the timezone info
+	   before the chroot */
+	t = time(NULL);
+	localtime(&t);
 }
 		
 
@@ -79,7 +125,7 @@ void rprintf(int fd, const char *format, ...)
 
 		log_open();
 		if (!io_multiplex_write(fd, buf, strlen(buf))) {
-			syslog(priority, "%s", buf);
+			logit(priority, buf);
 		}
 
 		depth--;
@@ -102,7 +148,7 @@ void rprintf(int fd, const char *format, ...)
 
 	if (fwrite(buf, len, 1, f) != 1) exit_cleanup(1);
 
-	if (buf[len-1] == '\r') fflush(f);
+	if (buf[len-1] == '\r' || buf[len-1] == '\n') fflush(f);
 
 	depth--;
 }