From 7a7ef5ff5befba0d3822b3ab301736fcfc2d0a68 Mon Sep 17 00:00:00 2001 From: Jim Meyering Date: Sun, 22 Aug 1999 11:31:08 +0000 Subject: (check_file): Explain why we have separate `if' and `else' blocks when the code in the else block could handle both cases. --- src/uniq.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'src') diff --git a/src/uniq.c b/src/uniq.c index a3215646a..9f50d7f4e 100644 --- a/src/uniq.c +++ b/src/uniq.c @@ -238,6 +238,11 @@ check_file (const char *infile, const char *outfile) initbuffer (thisline); initbuffer (prevline); + /* This duplication is to distinguish the common case (in which none of the + following options has been specified: --count, -repeated, --all-repeated, + --unique) from the others. In the common case, we can output each new + line right away, without waiting to see if the next one is different). */ + if (mode == output_all && countmode == count_none) { char *prevfield IF_LINT (= NULL); -- cgit v1.2.3-70-g09d2