only print file names if there is more than one

diff --git a/util/ack/main.c b/util/ack/main.c
index 200ee45..5b8dc9e 100644 (file)
--- a/util/ack/main.c
+++ b/util/ack/main.c
@@ -17,6 +17,7 @@ static char rcs_ack[] = RCS_ACK ;
 #endif
 
 static int sigs[] = { SIGINT, SIGHUP, SIGTERM, 0 } ;
+static int arg_count;
 
 extern  char    *getenv();
 
@@ -66,6 +67,9 @@ main(argc,argv) char **argv ; {
                }
        }
 
+       scanlist ( l_first(arguments), elem ) {
+               arg_count++;
+       }
 
        scanlist ( l_first(arguments), elem ) {
                if ( !process(l_content(*elem)) && !k_flag ) exit(1) ;
@@ -312,7 +316,7 @@ process(arg) char *arg ; {
                return 1 ;
        }
        in= orig ;
-       if ( !nill_flag ) {
+       if ( !nill_flag && arg_count > 1 ) {
                printf("%s\n",arg) ;
        }
        return startrf(phase) ;