Add command.com

README

@@ -2,12 +2,23 @@ Ordos
 =====
 Ordos aims to be a buildable operating system based on MS-DOS 1.25.
 
-File origins
-------------
+File origins & License
+----------------------
 
-Here 'ms-dos' refers to the Microsoft repository.
+Here 'ms-dos' refers to the Microsoft repository, while 'tools' refers to
+tools created for Ordos. Microsoft source code is under the MIT license,
+while Ordos tools are CC0.
 
+build.bat    tools
+clean.bat    tools
+command.asm  ms-dos  v1.25/source/COMMAND.ASM
 debug.com    ms-dos  v1.25/bin/DEBUG.COM
 edlin.com    ms-dos  v1.25/bin/EDLIN.COM
+exe2bin.exe  ms-dos  v1.25/bin/EXE2BIN.EXE
 link.exe     ms-dos  v1.25/bin/LINK.EXE
 masm.exe     ms-dos  v2.0/bin/MASM.EXE
+
+Notes
+-----
+MASM requires CR-LF line endings, while the Microsoft source code appers to
+have LF.

build.bat

@@ -0,0 +1,3 @@
+masm command;
+link command;
+exe2bin command.exe command.com

clean.bat

@@ -0,0 +1,3 @@
+del command.obj
+del command.exe
+del command.com