[hackers] [sbase] tail: allow tail -n 0 or tail -0 || Hiltjo Posthuma

From: <git_AT_suckless.org>
Date: Wed, 1 Apr 2015 12:11:10 +0200 (CEST)

commit d6aff89bbb0ff229351ba76d85bd6728bc8f366b
Author: Hiltjo Posthuma <hiltjo_AT_codemadness.org>
Date: Mon Mar 30 21:24:46 2015 +0200

    tail: allow tail -n 0 or tail -0
    
    fix a crash, but allow this option.

diff --git a/tail.c b/tail.c
index 6d02914..888dd47 100644
--- a/tail.c
+++ b/tail.c
_AT_@ -106,6 +106,9 @@ main(int argc, char *argv[])
                 usage();
         } ARGEND;
 
+ if (!num)
+ return 0;
+
         if (!argc)
                 tail(stdin, "<stdin>");
         else {
diff --git a/tr.c b/tr.c
index 3d067bc..5dcc307 100644
--- a/tr.c
+++ b/tr.c
_AT_@ -39,7 +39,6 @@ static struct range *set2 = NULL;
 static size_t set2ranges = 0;
 static int (*set2check)(Rune) = NULL;
 
-
 static size_t
 rangelen(struct range r)
 {
Received on Wed Apr 01 2015 - 12:11:10 CEST

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