From 67ca267cd28e82a90bdf8abd38b6e1c25ffb59e9 Mon Sep 17 00:00:00 2001
From: merakor <cem@ckyln.com>
Date: Sun, 3 Jan 2021 22:00:59 +0000
Subject: _seq(): add function to print numbers sequentially

FossilOrigin-Name: e512f7d12e12c16fe109cfdf642361bb46ba594273ecacd93531c0ddfb144a8e
---
 src/cpt-lib.in | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/cpt-lib.in b/src/cpt-lib.in
index 73e483c..5e5e7b4 100644
--- a/src/cpt-lib.in
+++ b/src/cpt-lib.in
@@ -45,6 +45,15 @@ trap_set() {
     esac
 }
 
+_seq() (
+    # Pure shell counter meant to be used in 'for' loops.
+    i=0 buf=''
+    while [ "$(( i += 1 ))" -le "$1" ]; do
+        buf="$buf $i "
+    done
+    printf '%s' "$buf"
+)
+
 _stat() (
     _user=; eval set -- "$(ls -ld "$1")"
     id -u "${_user:=$3}" >/dev/null 2>&1 || _user=root
-- 
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