Add script to test for correct copyright headers

test/checklic.jl

@@ -0,0 +1,34 @@
+# Copyright 2018 Martin Holters
+# See accompanying license file.
+@static if VERSION < v"0.6"
+    ACMEdir = joinpath(dirname(@__FILE__), "..")
+else
+    ACMEdir = joinpath(@__DIR__, "..")
+end
+println("Checking copyright headers...")
+for dirname in ("src", "examples", "test")
+    dirname = joinpath(ACMEdir, dirname)
+    for name in readdir(dirname)
+        if endswith(name, ".jl")
+            name = joinpath(dirname, name)
+            years = sort!(unique(parse.([Int], readlines(`git log --format=%cd --date=format:%Y -- $name`))))
+            if isempty(years)
+                continue
+            end
+            println(name)
+            open(name, "r") do io
+                l = readline(io)
+                #println(l)
+                m = match(r"#\s*Copyright\s+(([0-9]+(,\s*)?)*)", l)
+                if m === nothing
+                    error("Missing copyright header in $name")
+                end
+                headyears = parse.([Int], strip.(split(m.captures[1], ',')))
+                d = setdiff(years, headyears)
+                if !isempty(d)
+                    error("Missing years in copyright header of $name: $d")
+                end
+            end
+        end
+    end
+end

test/runtests.jl

@@ -1,6 +1,8 @@
 # Copyright 2015, 2016, 2017, 2018 Martin Holters
 # See accompanying license file.
 
+include("checklic.jl")
+
 using ACME
 using Compat
 using Compat.Test