Avoid hex timestamp in middle of lines

Tweaks commit 8d74f717
Don't worry about threading/race conditions here, it's not important

libraries/liblber/debug.c

@@ -33,6 +33,7 @@
 #include "ldap_pvt.h"
 
 static FILE *log_file = NULL;
+static int debug_lastc = '\n';
 
 int lutil_debug_file( FILE *file )
 {
@@ -46,6 +47,7 @@ void (lutil_debug)( int debug, int level, const char *fmt, ... )
 {
 	char buffer[4096];
 	va_list vl;
+	int len, off;
 
 	if ( !(level & debug ) ) return;
 
@@ -62,9 +64,17 @@ void (lutil_debug)( int debug, int level, const char *fmt, ... )
 	}
 #endif
 
-	sprintf(buffer, "%08x ", (unsigned) time(0L));
+	if (debug_lastc == '\n') {
+		sprintf(buffer, "%08x ", (unsigned) time(0L));
+		off = 9;
+	} else {
+		off = 0;
+	}
 	va_start( vl, fmt );
-	vsnprintf( buffer+9, sizeof(buffer)-9, fmt, vl );
+	len = vsnprintf( buffer+off, sizeof(buffer)-off, fmt, vl );
+	if (len > sizeof(buffer)-off)
+		len = sizeof(buffer)-off;
+	debug_lastc = buffer[len+off-1];
 	buffer[sizeof(buffer)-1] = '\0';
 	if( log_file != NULL ) {
 		fputs( buffer, log_file );