Added manpage and fixed a bug that screwed up nomsu loading.

Makefile

@@ -60,10 +60,11 @@ install: build version optimize
 		fi; \
 	fi; \
 	version="`cat version`"; \
-	mkdir -pv $$prefix/bin $$prefix/lib/nomsu/$$version $$prefix/share/nomsu/$$version \
+	mkdir -pv $$prefix/bin $$prefix/lib/nomsu/$$version $$prefix/share/nomsu/$$version $$prefix/share/man/man1 \
 	&& echo "#!$(LUA_BIN)\\nlocal NOMSU_VERSION, NOMSU_PREFIX = [[$$version]], [[$$prefix]]" | cat - nomsu.lua > $$prefix/bin/nomsu$$version \
 	&& chmod +x $$prefix/bin/nomsu$$version \
 	&& cp -v nomsu $$prefix/bin \
+	&& install -v -g 0 -o 0 -m 644 doc/nomsu.1 $$prefix/share/man/man1 \
 	&& cp -rv $(LUA_FILES) $(PEG_FILE) core lib tests $$prefix/share/nomsu/$$version;
 
 .PHONY: uninstall
@@ -82,13 +83,13 @@ uninstall: version
 	version="`cat version`"; \
 	rm -rvf $$prefix/lib/nomsu/$$version $$prefix/share/nomsu/$$version $$prefix/bin/nomsu$$version; \
 	if [[ "`find -E $$prefix/bin -type f -regex '.*/nomsu[0-9.]+\$$'`" == "" ]]; then \
-		rm -vf $$prefix/bin/nomsu; \
+		rm -vf $$prefix/bin/nomsu $$prefix/share/man/man1/nomsu.1; \
 	else \
 		if [ -f $$prefix/bin/nomsu ]; then \
 			read -p $$'\033[1mIt looks like there are other versions of Nomsu installed. Is it okay to leave the "nomsu" cross-version launcher in place? (recommended) [Y/n]\033[0m ' ans; \
 			if [[ $$ans =~ ^[Nn] ]]; then \
 				echo "\033[1mDeleting...\033[0m"; \
-				rm -vf $$prefix/bin/nomsu; \
+				rm -vf $$prefix/bin/nomsu $$prefix/share/man/man1/nomsu.1; \
 			fi; \
 		fi; \
 	fi; \

doc/nomsu.1

@@ -0,0 +1,81 @@
+.\" Manpage for nomsu.
+.\" Contact bruce@bruce-hill.com to correct errors or typos.
+.TH man 8 "24 June 2018" "1.0" "nomsu man page"
+.SH NAME
+nomsu \- run a Nomsu program
+.SH SYNOPSIS
+.B nomsu
+[
+.I options
+]
+[
+.I scripts
+[ --
+.I args
+]
+]
+.SH DESCRIPTION
+.B
+nomsu
+is the compiler/interpreter for the Nomsu programming language.
+.SH OPTIONS
+.TP
+.BI \-V " version"
+Specify the desired Nomsu version (defaults to the latest installed version). E.g.
+.B
+nomsu -V 1.2
+or
+.B
+nomsu -V 1.2.5.9
+.TP
+.B \-i
+Enter interactive mode after the input files are executed.
+.TP
+.B \-O
+Run the compiler in optimized mode (use precompiled .lua versions of .nom files, when available)
+.TP
+.B \-v
+Verbose: print compiled lua code as it's generated for the input files.
+.TP
+.B \-c
+Compile input files into .lua files
+.TP
+.B \-f
+Auto-format the given Nomsu file and print the result.
+.TP
+.B \-s
+Check the program for syntax errors.
+.TP
+.B \--version
+Print the version number and exit.
+.TP
+.B \--help
+Print the command line usage.
+.SH EXAMPLES
+.TP
+.B
+nomsu
+Runs nomsu in interactive mode (a read-evaluate-print loop)
+
+.TP
+.B
+nomsu my_file.nom
+Runs the Nomsu file 'my_file.nom'
+
+.TP
+.B
+nomsu -c my_file.nom
+Compiles the Nomsu file 'my_file.nom' into a Lua file called 'my_file.lua'
+
+.TP
+.B
+nomsu my_directory
+Runs every '.nom' file in 'my_directory' or its subdirectories.
+
+.TP
+.B
+nomsu -V 2.3 my_file.nom
+Runs my_file.nom using the latest installed version of Nomsu whose version matches 2.3.*
+
+.SH AUTHOR
+Bruce Hill (bruce@bruce-hill.com)

nomsu.lua

@@ -1,4 +1,4 @@
-if NOMSU_VERSION and NOMSU_LIB and NOMSU_SHARE then
+if NOMSU_VERSION and NOMSU_PREFIX then
   local ver_bits
   do
     local _accum_0 = { }
@@ -24,7 +24,7 @@ if NOMSU_VERSION and NOMSU_LIB and NOMSU_SHARE then
     local _len_0 = 1
     for _index_0 = 1, #partial_vers do
       local v = partial_vers[_index_0]
-      _accum_0[_len_0] = tostring(NOMSU_SHARE) .. "/" .. tostring(v) .. "/?.lua"
+      _accum_0[_len_0] = tostring(NOMSU_PREFIX) .. "/share/nomsu/" .. tostring(v) .. "/?.lua"
       _len_0 = _len_0 + 1
     end
     return _accum_0
@@ -34,7 +34,7 @@ if NOMSU_VERSION and NOMSU_LIB and NOMSU_SHARE then
     local _len_0 = 1
     for _index_0 = 1, #partial_vers do
       local v = partial_vers[_index_0]
-      _accum_0[_len_0] = tostring(NOMSU_LIB) .. "/" .. tostring(v) .. "/?.so"
+      _accum_0[_len_0] = tostring(NOMSU_PREFIX) .. "/lib/nomsu/" .. tostring(v) .. "/?.so"
       _len_0 = _len_0 + 1
     end
     return _accum_0
@@ -44,7 +44,7 @@ if NOMSU_VERSION and NOMSU_LIB and NOMSU_SHARE then
     local _len_0 = 1
     for _index_0 = 1, #partial_vers do
       local v = partial_vers[_index_0]
-      _accum_0[_len_0] = tostring(NOMSU_SHARE) .. "/" .. tostring(v)
+      _accum_0[_len_0] = tostring(NOMSU_PREFIX) .. "/share/nomsu/" .. tostring(v)
       _len_0 = _len_0 + 1
     end
     return _accum_0
@@ -293,23 +293,19 @@ run = function()
   if args.interactive then
     nomsu:run([[use "core"
 use "lib/consolecolor.nom"
+action [quit, exit]: lua> "os.exit(0)"
+action [help]
+    say ".."
+        This is the Nomsu v\(Nomsu version) interactive console.
+        You can type in Nomsu code here and hit 'enter' twice to run it.
+        To exit, type 'exit' or 'quit' and hit enter twice.
+
 say ".."
 
     \(bright)\(underscore)Welcome to the Nomsu v\(Nomsu version) interactive console!\(reset color)
     
-        press \'enter\' twice to run a command
+        press 'enter' twice to run a command
     \("")]])
-    local ready_to_quit = false
-    nomsu.A_quit = function()
-      ready_to_quit = true
-      return print("Goodbye!")
-    end
-    nomsu.A_exit = nomsu.A_quit
-    nomsu.A_help = function()
-      print("This is the Nomsu v" .. tostring(nomsu.A_Nomsu_version()) .. " interactive console.")
-      print("You can type in Nomsu code here and hit 'enter' twice to run it.")
-      return print("To exit, type 'exit' or 'quit' and hit enter twice")
-    end
     for repl_line = 1, math.huge do
       io.write(colored.bright(colored.yellow(">> ")))
       local buff = { }
@@ -344,9 +340,6 @@ say ".."
       elseif not ok then
         Errhand.print_error(ret)
       end
-      if ready_to_quit then
-        break
-      end
     end
   end
 end

nomsu.moon

@@ -1,11 +1,11 @@
 #!/usr/bin/env moon
 -- This file contains the command-line Nomsu runner.
-if NOMSU_VERSION and NOMSU_LIB and NOMSU_SHARE
+if NOMSU_VERSION and NOMSU_PREFIX
     ver_bits = [ver_bit for ver_bit in NOMSU_VERSION\gmatch("[0-9]+")]
     partial_vers = [table.concat(ver_bits,'.',1,i) for i=#ver_bits,1,-1]
-    package.path = table.concat(["#{NOMSU_SHARE}/#{v}/?.lua" for v in *partial_vers],";")..";"..package.path
+    package.path = table.concat(["#{NOMSU_PREFIX}/share/nomsu/#{v}/?.lua" for v in *partial_vers],";")..";"..package.path
-    package.cpath = table.concat(["#{NOMSU_LIB}/#{v}/?.so" for v in *partial_vers],";")..";"..package.cpath
+    package.cpath = table.concat(["#{NOMSU_PREFIX}/lib/nomsu/#{v}/?.so" for v in *partial_vers],";")..";"..package.cpath
-    package.nomsupath = table.concat(["#{NOMSU_SHARE}/#{v}" for v in *partial_vers],";")
+    package.nomsupath = table.concat(["#{NOMSU_PREFIX}/share/nomsu/#{v}" for v in *partial_vers],";")
 
 EXIT_SUCCESS, EXIT_FAILURE = 0, 1
 usage = [=[
@@ -204,22 +204,19 @@ run = ->
         nomsu\run [[
 use "core"
 use "lib/consolecolor.nom"
+action [quit, exit]: lua> "os.exit(0)"
+action [help]
+    say ".."
+        This is the Nomsu v\(Nomsu version) interactive console.
+        You can type in Nomsu code here and hit 'enter' twice to run it.
+        To exit, type 'exit' or 'quit' and hit enter twice.
+
 say ".."
 
     \(bright)\(underscore)Welcome to the Nomsu v\(Nomsu version) interactive console!\(reset color)
     
-        press \'enter\' twice to run a command
+        press 'enter' twice to run a command
     \("")]]
-        ready_to_quit = false
-        nomsu.A_quit = ->
-            export ready_to_quit
-            ready_to_quit = true
-            print("Goodbye!")
-        nomsu.A_exit = nomsu.A_quit
-        nomsu.A_help = ->
-            print("This is the Nomsu v#{nomsu.A_Nomsu_version()} interactive console.")
-            print("You can type in Nomsu code here and hit 'enter' twice to run it.")
-            print("To exit, type 'exit' or 'quit' and hit enter twice")
         for repl_line=1,math.huge
             io.write(colored.bright colored.yellow ">> ")
             buff = {}
@@ -247,8 +244,6 @@ say ".."
                 print "= "..repr(ret)
             elseif not ok
                 Errhand.print_error ret
-            if ready_to_quit
-                break
 
 has_ldt, ldt = pcall(require,'ldt')
 if has_ldt