vendor foss licenses

license downloader (for generating COPYING.txt) broke after
opensource.org changed their html, so just vendor all of it

scripts/genlic.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+
+import re, os, sys, codecs
+
+outfile = os.path.realpath(sys.argv[1])
+
+os.chdir(os.path.dirname(__file__))
+
+with open("../docs/lics.txt", "rb") as f:
+    s = f.read().decode("utf-8").rstrip("\n") + "\n\n\n\n"
+    s = re.sub("\nC: ", "\nCopyright (c) ", s)
+    s = re.sub("\nL: ", "\nLicense: ", s)
+    ret = s.split("\n")
+
+lics = [
+    "MIT License",
+    "BSD 2-Clause License",
+    "BSD 3-Clause License",
+    "SIL Open Font License v1.1",
+]
+
+for n, lic in enumerate(lics, 1):
+    with open("lics/%d.r13" % (n,), "rb") as f:
+        s = f.read().decode("utf-8")
+        s = codecs.decode(s, "rot_13")
+        s = "\n--- %s ---\n\n%s" % (lic, s)
+        ret.extend(s.split("\n"))
+
+for n, ln in enumerate(ret):
+    if not ln.startswith("--- "):
+        continue
+    pad = " " * ((80 - len(ln)) // 2)
+    ln = "%s\033[07m%s\033[0m" % (pad, ln)
+    ret[n] = ln
+
+ret.append("")
+ret.append("")
+
+with open(outfile, "wb") as f:
+    f.write(("\n".join(ret)).encode("utf-8"))