git: purgatorio

--- a/appl/acme/acme.b

+++ b/appl/acme/acme.b

@@ -4,6 +4,8 @@

 sys : Sys;

 bufio : Bufio;

+env : Env;

+arg : Arg;

 workdir : Workdir;

 drawm : Draw;

 styx : Styx;

@@ -42,8 +44,8 @@

 Xfid : import xfidm;

 cmouse, ckeyboard, cwait, ccommand, ckill, cxfidalloc, cxfidfree, cerr, cplumb, cedit : import dat;

 font, bflush, balloc, draw : import graph;

-Arg, PNPROC, PNGROUP : import utils;

-arginit, argopt, argf, error, warning, postnote : import utils;

+PNPROC, PNGROUP : import utils;

+error, warning, postnote : import utils;

 yellow, green, red, blue, black, white, mainwin, display : import gui;

 Disk : import diskm;

 Row : import rowm;

@@ -57,120 +59,6 @@

 tfd : ref Sys->FD;

 lasttime : int;

-init(ctxt : ref Draw->Context, argl : list of string)

-{

-	acmectxt = ctxt;

-	sys = load Sys Sys->PATH;

-	sys->pctl(Sys->NEWPGRP, nil);

-	{

-		# tfd = sys->create("./time", Sys->OWRITE, 8r600);

-		# lasttime = sys->millisec();

-		bufio = load Bufio Bufio->PATH;

-		workdir = load Workdir Workdir->PATH;

-		drawm = load Draw Draw->PATH;

-		styx = load Styx Styx->PATH;

-		acme = load Acme SELF;

-		gui = load Gui path(Gui->PATH);

-		graph = load Graph path(Graph->PATH);

-		dat = load Dat path(Dat->PATH);

-		framem = load Framem path(Framem->PATH);

-		utils = load Utils path(Utils->PATH);

-		regx = load Regx path(Regx->PATH);

-		scrl = load Scroll path(Scroll->PATH);

-		textm = load Textm path(Textm->PATH);

-		filem = load Filem path(Filem->PATH);

-		windowm = load Windowm path(Windowm->PATH);

-		rowm = load Rowm path(Rowm->PATH);

-		columnm = load Columnm path(Columnm->PATH);

-		bufferm = load Bufferm path(Bufferm->PATH);

-		diskm = load Diskm path(Diskm->PATH);

-		exec = load Exec path(Exec->PATH);

-		look = load Look path(Look->PATH);

-		timerm = load Timerm path(Timerm->PATH);

-		fsys = load Fsys path(Fsys->PATH);

-		xfidm = load Xfidm path(Xfidm->PATH);

-		plumbmsg = load Plumbmsg Plumbmsg->PATH;

-		editm = load Edit path(Edit->PATH);

-		editlog = load Editlog path(Editlog->PATH);

-		editcmd = load Editcmd path(Editcmd->PATH);

-		styxaux = load Styxaux path(Styxaux->PATH);

-		mods := ref Dat->Mods(sys, bufio, drawm, styx, styxaux,

-						acme, gui, graph, dat, framem,

-						utils, regx, scrl,

-						textm, filem, windowm, rowm, columnm,

-						bufferm, diskm, exec, look, timerm,

-						fsys, xfidm, plumbmsg, editm, editlog, editcmd);

-		styx->init();

-		styxaux->init();

-		utils->init(mods);

-		gui->init(mods);

-		graph->init(mods);

-		dat->init(mods);

-		framem->init(mods);

-		regx->init(mods);

-		scrl->init(mods);

-		textm->init(mods);

-		filem->init(mods);

-		windowm->init(mods);

-		rowm->init(mods);

-		columnm->init(mods);

-		bufferm->init(mods);

-		diskm->init(mods);

-		exec->init(mods);

-		look->init(mods);

-		timerm->init(mods);

-		fsys->init(mods);

-		xfidm->init(mods);

-		editm->init(mods);

-		editlog->init(mods);

-		editcmd->init(mods);

-		utils->debuginit();

-		if (plumbmsg->init(1, "edit", Dat->PLUMBSIZE) >= 0)

-			plumbed = 1;

-		main(argl);

-	}

-#	exception{

-#		* =>

-#			sys->fprint(sys->fildes(2), "acme: fatal: %s\n", utils->getexc());

-#			sys->print("acme: fatal: %s\n", utils->getexc());

-#			shutdown("error");

-#	}

-}

-timing(s : string)

-{

-	thistime := sys->millisec();

-	sys->fprint(tfd, "%s	%d\n", s, thistime-lasttime);

-	lasttime = thistime;

-}

-path(p : string) : string

-{

-	if (RELEASECOPY)

-		return p;

-	else {

-		# inlined strrchr since not loaded yet

-		 for (n := len p - 1; n >= 0; n--)

-			if (p[n] == '/')

-				break;

-		 if (n >= 0)

-			p = p[n+1:];

-		 return "/usr/jrf/acme/" + p;

-	}

-}

 waitpid0, waitpid1 : int;

 mainpid : int;

@@ -189,15 +77,68 @@

 NSnarf : con 32;

 snarfrune : ref Dat->Astring;

-main(argl : list of string)

+init(ctxt : ref Draw->Context, argl : list of string)

 	i, ac : int;

 	loadfile : string;

 	p : int;

 	c : ref Column;

-	arg : ref Arg;

 	ncol : int;

+	acmectxt = ctxt;

+	sys = load Sys Sys->PATH;

+	sys->pctl(Sys->NEWPGRP, nil);

+	# tfd = sys->create("./time", Sys->OWRITE, 8r600);

+	# lasttime = sys->millisec();

+	arg = load Arg Arg->PATH;

+	env = load Env Env->PATH;

+	bufio = load Bufio Bufio->PATH;

+	workdir = load Workdir Workdir->PATH;

+	drawm = load Draw Draw->PATH;

+	styx = load Styx Styx->PATH;

+	acme = load Acme SELF;

+	gui = load Gui path(Gui->PATH);

+	graph = load Graph path(Graph->PATH);

+	dat = load Dat path(Dat->PATH);

+	framem = load Framem path(Framem->PATH);

+	utils = load Utils path(Utils->PATH);

+	regx = load Regx path(Regx->PATH);

+	scrl = load Scroll path(Scroll->PATH);

+	textm = load Textm path(Textm->PATH);

+	filem = load Filem path(Filem->PATH);

+	windowm = load Windowm path(Windowm->PATH);

+	rowm = load Rowm path(Rowm->PATH);

+	columnm = load Columnm path(Columnm->PATH);

+	bufferm = load Bufferm path(Bufferm->PATH);

+	diskm = load Diskm path(Diskm->PATH);

+	exec = load Exec path(Exec->PATH);

+	look = load Look path(Look->PATH);

+	timerm = load Timerm path(Timerm->PATH);

+	fsys = load Fsys path(Fsys->PATH);

+	xfidm = load Xfidm path(Xfidm->PATH);

+	plumbmsg = load Plumbmsg Plumbmsg->PATH;

+	editm = load Edit path(Edit->PATH);

+	editlog = load Editlog path(Editlog->PATH);

+	editcmd = load Editcmd path(Editcmd->PATH);

+	styxaux = load Styxaux path(Styxaux->PATH);

+	mods := ref Dat->Mods(sys, bufio, env, arg,

+					drawm, styx, styxaux,

+					acme, gui, graph, dat, framem,

+					utils, regx, scrl,

+					textm, filem, windowm, rowm, columnm,

+					bufferm, diskm, exec, look, timerm,

+					fsys, xfidm, plumbmsg, editm, editlog, editcmd);

+	arg->init(argl);

+	styx->init();

+	styxaux->init();

+	# Commandline flag handling

 	ncol = -1;

 	mainpid = sys->pctl(0, nil);

@@ -204,40 +145,75 @@

 	loadfile = nil;

 	fontnames = array[2] of string;

 	fontnames[0:] = deffontnames[0:2];

-	f := utils->getenv("acme-font");

+	f := env->getenv("acme-font");

 	if (f != nil)

 		fontnames[0] = f;

 	else {

-		f = utils->getenv("font");

+		f = env->getenv("font");

 		if (f != nil)

 			fontnames[0] = f;

-	f = utils->getenv("acme-Font");

+	f = env->getenv("acme-Font");

 	if (f != nil)

 		fontnames[1] = f;

 	else {

-		f = utils->getenv("Font");

+		f = env->getenv("Font");

 		if (f != nil)

 			fontnames[0] = f;

-	arg = arginit(argl);

-	while(ac = argopt(arg)) case(ac){

-	'b' =>

-		dat->bartflag = TRUE;

-	'c' =>

-		ncol = int argf(arg);

-	'f' =>

-		fontnames[0] = argf(arg);

-	'F' =>

-		fontnames[1] = argf(arg);

-	'l' =>

-		loadfile = argf(arg);

-	}

-	dat->home = utils->getenv("home");

+	arg->setusage("acme [-f varfont] [-F fixfont] [-c ncol] [-b] [-l file | file ...]");

+	while((ac = arg->opt()) != 0)

+		case(ac){

+		'b' =>

+			dat->bartflag = TRUE;

+		'c' =>

+			ncol = int arg->earg();

+		'f' =>

+			fontnames[0] = arg->earg();

+		'F' =>

+			fontnames[1] = arg->earg();

+		'l' =>

+			loadfile = arg->earg();

+		* =>

+			arg->usage();

+		}

+	argl = arg->argv();

+	utils->init(mods);

+	gui->init(mods);

+	graph->init(mods);

+	dat->init(mods);

+	framem->init(mods);

+	regx->init(mods);

+	scrl->init(mods);

+	textm->init(mods);

+	filem->init(mods);

+	windowm->init(mods);

+	rowm->init(mods);

+	columnm->init(mods);

+	bufferm->init(mods);

+	diskm->init(mods);

+	exec->init(mods);

+	look->init(mods);

+	timerm->init(mods);

+	fsys->init(mods);

+	xfidm->init(mods);

+	editm->init(mods);

+	editlog->init(mods);

+	editcmd->init(mods);

+	utils->debuginit();

+	if (plumbmsg->init(1, "edit", Dat->PLUMBSIZE) >= 0)

+		plumbed = 1;

+	# Begin main logic

+	dat->home = env->getenv("home");

 	if (dat->home == nil)

 		dat->home = utils->gethome(utils->getuser());

-	ts := utils->getenv("tabstop");

+	ts := env->getenv("tabstop");

 	if (ts != nil)

 		maxtab = int ts;

 	if (maxtab <= 0)

@@ -244,7 +220,7 @@

 		maxtab = 4;

 	snarfrune = utils->stralloc(NSnarf);

 	sys->pctl(Sys->FORKNS|Sys->FORKENV, nil);

-	utils->setenv("font", fontnames[0]);

+	env->setenv("font", fontnames[0]);

 	sys->bind("/acme/dis", "/dis", Sys->MBEFORE);

 	wdir = workdir->init();

 	if (wdir == nil)

@@ -305,10 +281,10 @@

 	else{

 		row.init(mainwin.clipr);

 		if(ncol < 0){

-			if(arg.av == nil)

+			if(arg->argv() == nil)

 				ncol = 2;

 			else{

-				ncol = (len arg.av+(WPERCOL-1))/WPERCOL;

+				ncol = (len arg->argv()+(WPERCOL-1))/WPERCOL;

 				if(ncol < 2)

 					ncol = 2;

@@ -321,12 +297,12 @@

 				error("initializing columns");

 		c = row.col[row.ncol-1];

-		if(arg.av == nil)

+		if(arg->argv() == nil)

 			readfile(c, wdir);

 		else

 			i = 0;

-			for( ; arg.av != nil; arg.av = tl arg.av){

-				filen := hd arg.av;

+			for( ; argl != nil; argl = tl argl){

+				filen := hd argl;

 				p = utils->strrchr(filen, '/');

 				if((p>=0 && filen[p:] == "/guide") || i/WPERCOL>=row.ncol)

 					readfile(c, filen);

@@ -349,6 +325,28 @@

 	exit;

+timing(s : string)

+{

+	thistime := sys->millisec();

+	sys->fprint(tfd, "%s	%d\n", s, thistime-lasttime);

+	lasttime = thistime;

+}

+path(p : string) : string

+{

+	if (RELEASECOPY)

+		return p;

+	else {

+		# inlined strrchr since not loaded yet

+		 for (n := len p - 1; n >= 0; n--)

+			if (p[n] == '/')

+				break;

+		 if (n >= 0)

+			p = p[n+1:];

+		 return "/usr/jrf/acme/" + p;

+	}

+}

 readfile(c : ref Column, s : string)

 	w : ref Window;

@@ -1042,11 +1040,11 @@

 cenv(s : string, t : string, but : int, i : ref Image) : ref Image

-	c := utils->getenv("acme-" + s + "-" + t + "-" + string but);

+	c := env->getenv("acme-" + s + "-" + t + "-" + string but);

 	if (c == nil)

-		c = utils->getenv("acme-" + s + "-" + string but);

+		c = env->getenv("acme-" + s + "-" + string but);

 	if (c == nil && but != 0)

-		c = utils->getenv("acme-" + s);

+		c = env->getenv("acme-" + s);

 	if (c != nil) {

 		if (c[0] == '#' && len c >= 7) {

 			(r1, g1, b1) := rgb(c, 1);

--- a/appl/acme/common.m

+++ b/appl/acme/common.m

@@ -1,5 +1,7 @@

 include "sys.m";

 include "bufio.m";

+include "env.m";

+include "arg.m";

 include "plumbmsg.m";

 include "workdir.m";

 include "draw.m";

--- a/appl/acme/dat.m

+++ b/appl/acme/dat.m

@@ -6,6 +6,8 @@

 	Mods : adt {

 		sys : Sys;

 		bufio : Bufio;

+		env : Env;

+		arg : Arg;

 		draw : Draw;

 		styx : Styx;

 		styxaux : Styxaux;

--- a/appl/acme/exec.b

+++ b/appl/acme/exec.b

@@ -3,6 +3,7 @@

 include "common.m";

 sys : Sys;

+env : Env;

 dat : Dat;

 acme : Acme;

 utils : Utils;

@@ -39,6 +40,7 @@

 init(mods : ref Dat->Mods)

 	sys = mods.sys;

+	env = mods.env;

 	dat = mods.dat;

 	acme = mods.acme;

 	utils = mods.utils;

@@ -1203,7 +1205,7 @@

 			dir = nil;

 		if(filename != nil)

-			utils->setenv("%", filename);

+			env->setenv("%", filename);

 		c.md = fsys->fsysmount(rdir, ndir, incl, nincl);

 		if(c.md == nil){

 			# error("child: can't mount /mnt/acme");

@@ -1242,7 +1244,7 @@

 		else

 			sys->dup(1, 2);

 		tfd = nil;

-		utils->setenv("acmewin", wids);

+		env->setenv("acmewin", wids);

 	}else{

 		if(win != nil)

 			win.close();

@@ -1271,7 +1273,7 @@

 	if(argaddr != nil)

-		utils->setenv("acmeaddr", argaddr);

+		env->setenv("acmeaddr", argaddr);

 	hard := 0;

 	if(len s > 512-10)	# may need to print into stack

 		hard = 1;

--- a/appl/acme/util.b

+++ b/appl/acme/util.b

@@ -2,7 +2,6 @@

 include "common.m";

 include "sh.m";

-include "env.m";

 sys : Sys;

 draw : Draw;

@@ -115,25 +114,6 @@

 	return 0;

-env : Env;

-getenv(s : string) : string

-{

-	if (env == nil)

-		env = load Env Env->PATH;

-	e := env->getenv(s);

-	if(e != nil && e[len e - 1] == '\n')	# shell bug

-		return e[0: len e -1];

-	return e;

-}

-setenv(s, t : string)

-{

-	if (env == nil)

-		env = load Env Env->PATH;

-	env->setenv(s, t);

-}

 stob(s : string, n : int) : array of byte

 	b := array[2*n] of byte;

@@ -161,59 +141,6 @@

 		ol = tl ol;

 	return nl;

-}

-nextarg(p : ref Arg) : int

-{

-	bp : string;

-	if(p.av != nil){

-		bp = hd p.av;

-		if(bp != nil && bp[0] == '-'){

-			p.p = bp[1:];

-			p.av = tl p.av;

-			return 1;

-		}

-	}

-	p.p = nil;

-	return 0;

-}

-arginit(av : list of string) : ref Arg

-{

-	p : ref Arg;

-	p = ref Arg;

-	p.arg0 = hd av;

-	p.av = tl av;

-	nextarg(p);

-	return p;

-}

-argopt(p : ref Arg) : int

-{

-	r : int;

-	if(p.p == nil && nextarg(p) == 0)

-		return 0;

-	r = p.p[0];

-	p.p = p.p[1:];

-	return r;

-}

-argf(p : ref Arg) : string

-{

-	bp : string;

-	if(p.p != nil){

-		bp = p.p;

-		p.p = nil;

-	} else if(p.av != nil){

-		bp = hd p.av;

-		p.av = tl p.av;

-	} else

-		bp = nil;

-	return bp;

 exec(cmd : string, argl : list of string)

--- a/appl/acme/util.m

+++ b/appl/acme/util.m

@@ -3,18 +3,9 @@

 	stderr : ref Sys->FD;

-	Arg : adt {

-		arg0 : string;

-		av : list of string;

-		p : string;

-	};

 	PNPROC, PNGROUP : con iota;

 	init : fn(mods : ref Dat->Mods);

-	arginit : fn(av : list of string) : ref Arg;

-	argopt : fn(p : ref Arg) : int;

-	argf : fn(p : ref Arg) : string;

 	min : fn(a : int, b : int) : int;

 	max : fn(a : int, b : int) : int;

 	abs : fn(x : int) : int;

@@ -40,8 +31,6 @@

 	strchr : fn(s : string, c : int) : int;

 	strrchr: fn(s : string, c : int) : int;

 	strncmp : fn(s, t : string, n : int) : int;

-	getenv : fn(s : string) : string;

-	setenv : fn(s, t : string);

 	stob : fn(s : string, n : int) : array of byte;

 	btos : fn(b : array of byte, s : ref Dat->Astring);

 	findbl : fn(s : string, n : int) : (string, int);

code: purgatorio