From: Siraaj Khandkar <siraaj@khandkar.net>
Date: Wed, 13 Oct 2021 19:47:27 +0000 (-0400)
Subject: Support custom separator and ending strings
X-Git-Url: https://git.xandkar.net/?p=khome.git;a=commitdiff_plain;h=212821b85e7bcdcfa6d69644c68824381d349e25

Support custom separator and ending strings
---

diff --git a/list b/list
index 2c518e8..6309b9c 100755
--- a/list
+++ b/list
@@ -1,15 +1,22 @@
 #! /usr/bin/awk -f
 
+BEGIN {
+    sep = sep ? sep : " "
+    end = end ? end : ""
+}
+
 ! /^\#/ && ! /^$/ {
     xs[$1]++
 }
 
 END {
+    _sep = ""
     for (x in xs) {
         if (xs[x] > 1) {
             printf ">>> [WARNING] : '%s' was listed %d times.\n", x, xs[x] > "/dev/stderr"
         }
-        printf("%s%s", sep, x)
-        sep = " "
+        printf("%s%s", _sep, x)
+        _sep = sep
     }
+    printf "%s", end
 }