Add MIT license and some help

README.md

@@ -7,3 +7,10 @@ These patches depend on the `tbxi` library. Install and use it like this:
 	git clone https://github.com/elliotnunn/tbxi-patches.git
 	
 	tbxi-patches/macmini.py /path/to/MacOSROM -o ~/mac-mini-rom.hqx
+
+
+## Useful scripts
+
+Included are the simple PowerPC assembler `ppcasm.py` and the Preferred
+Executable Format manipulator `cfmtool.py`. Feel free to include them in your
+own projects.

cfmtool.py

@@ -1,5 +1,26 @@
 #!/usr/bin/env python3
 
+# Copyright (c) 2019 Elliot Nunn
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+
 # This is a single-file library for manipulating Preferred Executable Format files
 # A command line-interface is available (just call cfmtool.py --help)
 

ppcasm.py

@@ -1,8 +1,29 @@
 #!/usr/bin/env python3
 
+# Copyright (c) 2019 Elliot Nunn
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+
 # Dead-simple PowerPC assembler
-# Supports instructions and labels, and nothing else!
-# Requires Python 3, and nothing else!
+# Usable as a library or an executable
+
 
 import argparse
 import sys