fix abort if diff -c & files same

SCCS-vsn: usr.bin/diff/diff/diffreg.c 4.15

diff --git a/usr/src/usr.bin/diff/diff/diffreg.c b/usr/src/usr.bin/diff/diff/diffreg.c
index a89c19d..b1afc08 100644 (file)
--- a/usr/src/usr.bin/diff/diff/diffreg.c
+++ b/usr/src/usr.bin/diff/diff/diffreg.c
@@ -1,4 +1,4 @@
-static char sccsid[] = "@(#)diffreg.c 4.14 %G%";
+static char sccsid[] = "@(#)diffreg.c 4.15 %G%";

 
 #include "diff.h"
 /*
 
 #include "diff.h"
 /*


@@ -658,7 +658,7 @@ output()
                }
 #undef c
        }
                }
 #undef c
        }

-       if (opt == D_CONTEXT)
+       if (anychange && opt == D_CONTEXT)

                dump_context_vec();
 }
 
                dump_context_vec();
 }