From 0582895825fc75029906164ad3e6fd4f05bde569 Mon Sep 17 00:00:00 2001
From: Felix Van der Jeugt <felix.vanderjeugt@posteo.net>
Date: Sun, 5 Dec 2021 12:17:39 +0100
Subject: [PATCH] luajit does support hashbangs

---
 clean           | 2 +-
 day00/part1.lua | 2 ++
 day01/part1.lua | 2 ++
 day01/part2.lua | 2 ++
 day02/part1.lua | 2 ++
 day02/part2.lua | 2 ++
 day03/part1.lua | 2 ++
 day03/part2.lua | 2 ++
 day04/part1.lua | 2 ++
 day04/part2.lua | 1 +
 day05/part1.lua | 2 ++
 day05/part2.lua | 1 +
 prepare         | 3 ++-
 run             | 5 -----
 14 files changed, 23 insertions(+), 7 deletions(-)
 mode change 100644 => 100755 day00/part1.lua
 mode change 100644 => 100755 day01/part1.lua
 mode change 100644 => 100755 day01/part2.lua
 mode change 100644 => 100755 day02/part1.lua
 mode change 100644 => 100755 day02/part2.lua
 mode change 100644 => 100755 day03/part1.lua
 mode change 100644 => 100755 day03/part2.lua
 mode change 100644 => 100755 day04/part1.lua
 mode change 100644 => 100755 day04/part2.lua
 mode change 100644 => 100755 day05/part1.lua
 mode change 100644 => 100755 day05/part2.lua
 delete mode 100755 run

diff --git a/clean b/clean
index 8980cf3..13d64d5 100755
--- a/clean
+++ b/clean
@@ -4,5 +4,5 @@ part="$2"
 
 day="$(printf '%02d' "$day")"
 
-rm -f ./run ./luac.out
+rm -f ./run
 rm -f "day${1}/part${2}.hi" "day${1}/part${2}.o"
diff --git a/day00/part1.lua b/day00/part1.lua
old mode 100644
new mode 100755
index 29fc5cb..83c2674
--- a/day00/part1.lua
+++ b/day00/part1.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env luajit
+
 io.input(arg[3])
 local min, max = math.huge, -math.huge
 for i = 1, io.read("*n") do
diff --git a/day01/part1.lua b/day01/part1.lua
old mode 100644
new mode 100755
index b205506..00622f0
--- a/day01/part1.lua
+++ b/day01/part1.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env luajit
+
 local count = 0
 local previous
 for number in io.lines(arg[3]) do
diff --git a/day01/part2.lua b/day01/part2.lua
old mode 100644
new mode 100755
index 7aaab4d..231598a
--- a/day01/part2.lua
+++ b/day01/part2.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env luajit
+
 local count = 0
 local a, b, c
 for line in io.lines(arg[3]) do
diff --git a/day02/part1.lua b/day02/part1.lua
old mode 100644
new mode 100755
index 2ab294b..f93243c
--- a/day02/part1.lua
+++ b/day02/part1.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env luajit
+
 local position, depth = 0, 0
 for line in io.lines(arg[3]) do
 	local split = line:find(" ")
diff --git a/day02/part2.lua b/day02/part2.lua
old mode 100644
new mode 100755
index 312bcba..3d38c6e
--- a/day02/part2.lua
+++ b/day02/part2.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env luajit
+
 local position, depth, aim = 0, 0, 0
 for line in io.lines(arg[3]) do
 	local split = line:find(" ")
diff --git a/day03/part1.lua b/day03/part1.lua
old mode 100644
new mode 100755
index b635d6c..77c41a5
--- a/day03/part1.lua
+++ b/day03/part1.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env luajit
+
 local ZERO = string.byte("0", 1)
 local ONE = string.byte("1", 1)
 local total = 0
diff --git a/day03/part2.lua b/day03/part2.lua
old mode 100644
new mode 100755
index ab0d607..1c0289d
--- a/day03/part2.lua
+++ b/day03/part2.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env luajit
+
 local ZERO = string.byte("0", 1)
 local ONE = string.byte("1", 1)
 local lines = {}
diff --git a/day04/part1.lua b/day04/part1.lua
old mode 100644
new mode 100755
index b9e5fe8..4338f3b
--- a/day04/part1.lua
+++ b/day04/part1.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env luajit
+
 function split(text, sep)
 	local parts = {}
 	local start = 0
diff --git a/day04/part2.lua b/day04/part2.lua
old mode 100644
new mode 100755
index cae1590..41dbc5c
--- a/day04/part2.lua
+++ b/day04/part2.lua
@@ -1,3 +1,4 @@
+#!/usr/bin/env luajit
 require("utils")
 
 local f = io.open(arg[3])
diff --git a/day05/part1.lua b/day05/part1.lua
old mode 100644
new mode 100755
index 2f9dfcc..df6d656
--- a/day05/part1.lua
+++ b/day05/part1.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env luajit
+
 function readline()
 	local x1 = io.read("*n")
 	io.read(1) -- ","
diff --git a/day05/part2.lua b/day05/part2.lua
old mode 100644
new mode 100755
index f1df3ac..9e8d7ca
--- a/day05/part2.lua
+++ b/day05/part2.lua
@@ -1,3 +1,4 @@
+#!/usr/bin/env luajit
 require("utils")
 
 function readline()
diff --git a/prepare b/prepare
index 738fc5c..821c878 100755
--- a/prepare
+++ b/prepare
@@ -5,7 +5,8 @@ part="$2"
 day="$(printf '%02d' "$day")"
 
 if test -f "day${day}/part${part}.lua"; then
-	luajit -v >/dev/null
+	/usr/bin/env luajit -v >/dev/null
+	cp "day${day}/part${part}.lua" run
 elif test -f "day${day}/part${part}.hs"; then
 	#stack build
 	stack ghc -- -O3 "day${day}/part${part}.hs" -o run
diff --git a/run b/run
deleted file mode 100755
index cd1f342..0000000
--- a/run
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/bin/sh
-day="$1"
-part="$2"
-
-luajit "day${day}/part${part}.lua" "$@"