removing (outdated) drawterm

drawterm is much better maintained by russ cox,
so removing this outdated copy.

for a more recent version, go to:

http://swtch.com/drawterm/

1 files changed, 0 insertions, 299 deletions

diff --git a/sys/src/cmd/unix/drawterm/kern/devroot.c b/sys/src/cmd/unix/drawterm/kern/devroot.c
deleted file mode 100644
index db081ff1f..000000000
--- a/sys/src/cmd/unix/drawterm/kern/devroot.c
+++ /dev/null
@@ -1,299 +0,0 @@
-#include	"u.h"
-#include	"lib.h"
-#include	"dat.h"
-#include	"fns.h"
-#include	"error.h"
-
-enum
-{
-	Qdir = 0,
-	Qboot = 0x1000,
-	Qmnt = 0x2000,
-	Qfactotum,
-
-	Nrootfiles = 32,
-	Nbootfiles = 32,
-	Nmntfiles = 2,
-};
-
-typedef struct Dirlist Dirlist;
-struct Dirlist
-{
-	uint base;
-	Dirtab *dir;
-	uchar **data;
-	int ndir;
-	int mdir;
-};
-
-static Dirtab rootdir[Nrootfiles] = {
-	"#/",		{Qdir, 0, QTDIR},	0,		DMDIR|0555,
-	"boot",	{Qboot, 0, QTDIR},	0,		DMDIR|0555,
-	"mnt",	{Qmnt, 0, QTDIR},	0,		DMDIR|0555,
-};
-static uchar *rootdata[Nrootfiles];
-static Dirlist rootlist = 
-{
-	0,
-	rootdir,
-	rootdata,
-	3,
-	Nrootfiles
-};
-
-static Dirtab bootdir[Nbootfiles] = {
-	"boot",	{Qboot, 0, QTDIR},	0,		DMDIR|0555,
-};
-static uchar *bootdata[Nbootfiles];
-static Dirlist bootlist =
-{
-	Qboot,
-	bootdir,
-	bootdata,
-	1,
-	Nbootfiles
-};
-
-static uchar *mntdata[Nmntfiles];
-static Dirtab mntdir[Nmntfiles] = {
-	"mnt",	{Qmnt, 0, QTDIR},	0,		DMDIR|0555,
-	"factotum",	{Qfactotum, 0, QTDIR},	0,	DMDIR|0555,
-};
-static Dirlist mntlist =
-{
-	Qmnt,
-	mntdir,
-	mntdata,
-	2,
-	Nmntfiles
-};
-
-/*
- *  add a file to the list
- */
-static void
-addlist(Dirlist *l, char *name, uchar *contents, ulong len, int perm)
-{
-	Dirtab *d;
-
-	if(l->ndir >= l->mdir)
-		panic("too many root files");
-	l->data[l->ndir] = contents;
-	d = &l->dir[l->ndir];
-	strcpy(d->name, name);
-	d->length = len;
-	d->perm = perm;
-	d->qid.type = 0;
-	d->qid.vers = 0;
-	d->qid.path = ++l->ndir + l->base;
-	if(perm & DMDIR)
-		d->qid.type |= QTDIR;
-}
-
-/*
- *  add a root file
- */
-void
-addbootfile(char *name, uchar *contents, ulong len)
-{
-	addlist(&bootlist, name, contents, len, 0555);
-}
-
-/*
- *  add a root directory
- */
-static void
-addrootdir(char *name)
-{
-	addlist(&rootlist, name, nil, 0, DMDIR|0555);
-}
-
-static void
-rootreset(void)
-{
-	addrootdir("bin");
-	addrootdir("dev");
-	addrootdir("env");
-	addrootdir("fd");
-	addrootdir("net");
-	addrootdir("net.alt");
-	addrootdir("proc");
-	addrootdir("root");
-	addrootdir("srv");
-}
-
-static Chan*
-rootattach(char *spec)
-{
-	return devattach('/', spec);
-}
-
-static int
-rootgen(Chan *c, char *name, Dirtab *dirt, int ndirt, int s, Dir *dp)
-{
-	int t;
-	Dirtab *d;
-	Dirlist *l;
-
-	USED(dirt);
-	USED(ndirt);
-
-	switch((int)c->qid.path){
-	case Qdir:
-		if(s == DEVDOTDOT){
-			Qid tqiddir = {Qdir, 0, QTDIR};
-			devdir(c, tqiddir, "#/", 0, eve, 0555, dp);
-			return 1;
-		}
-		return devgen(c, name, rootlist.dir, rootlist.ndir, s, dp);
-	case Qmnt:
-		if(s == DEVDOTDOT){
-			Qid tqiddir = {Qdir, 0, QTDIR};
-			devdir(c, tqiddir, "#/", 0, eve, 0555, dp);
-			return 1;
-		}
-		return devgen(c, name, mntlist.dir, mntlist.ndir, s, dp);
-	case Qboot:
-		if(s == DEVDOTDOT){
-			Qid tqiddir = {Qdir, 0, QTDIR};
-			devdir(c, tqiddir, "#/", 0, eve, 0555, dp);
-			return 1;
-		}
-		return devgen(c, name, bootlist.dir, bootlist.ndir, s, dp);
-	default:
-		if(s == DEVDOTDOT){
-			Qid tqiddir = {Qdir, 0, QTDIR};
-			tqiddir.path = c->qid.path&0xF000;
-			devdir(c, tqiddir, "#/", 0, eve, 0555, dp);
-			return 1;
-		}
-		if(s != 0)
-			return -1;
-		switch((int)c->qid.path & 0xF000){
-		case Qdir:
-			t = c->qid.path-1;
-			l = &rootlist;
-			break;
-		case Qboot:
-			t = c->qid.path - Qboot - 1;
-			l = &bootlist;
-			break;
-		case Qmnt:
-			t = c->qid.path - Qmnt - 1;
-			l = &mntlist;
-			break;
-		default:
-			return -1;
-		}
-		if(t >= l->ndir)
-			return -1;
-if(t < 0){
-print("rootgen %llud %d %d\n", c->qid.path, s, t);
-panic("whoops");
-}
-		d = &l->dir[t];
-		devdir(c, d->qid, d->name, d->length, eve, d->perm, dp);
-		return 1;
-	}
-	return -1;
-}
-
-static Walkqid*
-rootwalk(Chan *c, Chan *nc, char **name, int nname)
-{
-	return devwalk(c,  nc, name, nname, nil, 0, rootgen);
-}
-
-static int
-rootstat(Chan *c, uchar *dp, int n)
-{
-	return devstat(c, dp, n, nil, 0, rootgen);
-}
-
-static Chan*
-rootopen(Chan *c, int omode)
-{
-	return devopen(c, omode, nil, 0, devgen);
-}
-
-/*
- * sysremove() knows this is a nop
- */
-static void
-rootclose(Chan *c)
-{
-	USED(c);
-}
-
-static long
-rootread(Chan *c, void *buf, long n, vlong off)
-{
-	ulong t;
-	Dirtab *d;
-	Dirlist *l;
-	uchar *data;
-	ulong offset = off;
-
-	t = c->qid.path;
-	switch(t){
-	case Qdir:
-	case Qboot:
-	case Qmnt:
-		return devdirread(c, buf, n, nil, 0, rootgen);
-	}
-
-	if(t&Qboot)
-		l = &bootlist;
-	else if(t&Qmnt)
-		l = &mntlist;
-	else
-		l = &bootlist;
-	t &= 0xFFF;
-	t--;
-
-	if(t >= l->ndir)
-		error(Egreg);
-
-	d = &l->dir[t];
-	data = l->data[t];
-	if(offset >= d->length)
-		return 0;
-	if(offset+n > d->length)
-		n = d->length - offset;
-	memmove(buf, data+offset, n);
-	return n;
-}
-
-static long
-rootwrite(Chan *c, void *v, long n, vlong o)
-{
-	USED(c);
-	USED(v);
-	USED(n);
-	USED(o);
-
-	error(Egreg);
-	return 0;
-}
-
-Dev rootdevtab = {
-	'/',
-	"root",
-
-	rootreset,
-	devinit,
-	devshutdown,
-	rootattach,
-	rootwalk,
-	rootstat,
-	rootopen,
-	devcreate,
-	rootclose,
-	rootread,
-	devbread,
-	rootwrite,
-	devbwrite,
-	devremove,
-	devwstat,
-};
-