removing (outdated) drawterm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so removing this outdated copy.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, 209 deletions

diff --git a/sys/src/cmd/unix/drawterm/libc/dial.c b/sys/src/cmd/unix/drawterm/libc/dial.c
deleted file mode 100644
index 55954d283..000000000
--- a/sys/src/cmd/unix/drawterm/libc/dial.c
+++ /dev/null
@@ -1,209 +0,0 @@
-#include <u.h>
-#include <libc.h>
-
-typedef struct DS DS;
-
-static int	call(char*, char*, DS*);
-static int	csdial(DS*);
-static void	_dial_string_parse(char*, DS*);
-
-enum
-{
-	Maxstring	= 128,
-	Maxpath		= 256,
-};
-
-struct DS {
-	/* dist string */
-	char	buf[Maxstring];
-	char	*netdir;
-	char	*proto;
-	char	*rem;
-
-	/* other args */
-	char	*local;
-	char	*dir;
-	int	*cfdp;
-};
-
-
-/*
- *  the dialstring is of the form '[/net/]proto!dest'
- */
-int
-dial(char *dest, char *local, char *dir, int *cfdp)
-{
-	DS ds;
-	int rv;
-	char err[ERRMAX], alterr[ERRMAX];
-
-	ds.local = local;
-	ds.dir = dir;
-	ds.cfdp = cfdp;
-
-	_dial_string_parse(dest, &ds);
-	if(ds.netdir)
-		return csdial(&ds);
-
-	ds.netdir = "/net";
-	rv = csdial(&ds);
-	if(rv >= 0)
-		return rv;
-	err[0] = '\0';
-	errstr(err, sizeof err);
-	if(strstr(err, "refused") != 0){
-		werrstr("%s", err);
-		return rv;
-	}
-	ds.netdir = "/net.alt";
-	rv = csdial(&ds);
-	if(rv >= 0)
-		return rv;
-
-	alterr[0] = 0;
-	errstr(alterr, sizeof alterr);
-	if(strstr(alterr, "translate") || strstr(alterr, "does not exist"))
-		werrstr("%s", err);
-	else
-		werrstr("%s", alterr);
-	return rv;
-}
-
-static int
-csdial(DS *ds)
-{
-	int n, fd, rv;
-	char *p, buf[Maxstring], clone[Maxpath], err[ERRMAX], besterr[ERRMAX];
-
-	/*
-	 *  open connection server
-	 */
-	snprint(buf, sizeof(buf), "%s/cs", ds->netdir);
-	fd = open(buf, ORDWR);
-	if(fd < 0){
-		/* no connection server, don't translate */
-		snprint(clone, sizeof(clone), "%s/%s/clone", ds->netdir, ds->proto);
-		return call(clone, ds->rem, ds);
-	}
-
-	/*
-	 *  ask connection server to translate
-	 */
-	snprint(buf, sizeof(buf), "%s!%s", ds->proto, ds->rem);
-	if(write(fd, buf, strlen(buf)) < 0){
-		close(fd);
-		return -1;
-	}
-
-	/*
-	 *  loop through each address from the connection server till
-	 *  we get one that works.
-	 */
-	*besterr = 0;
-	rv = -1;
-	seek(fd, 0, 0);
-	strcpy(err, "cs gave empty translation list");
-	while((n = read(fd, buf, sizeof(buf) - 1)) > 0){
-		buf[n] = 0;
-		p = strchr(buf, ' ');
-		if(p == 0)
-			continue;
-		*p++ = 0;
-		rv = call(buf, p, ds);
-		if(rv >= 0)
-			break;
-		err[0] = '\0';
-		errstr(err, sizeof err);
-		if(strstr(err, "does not exist") == 0)
-			strcpy(besterr, err);
-	}
-	close(fd);
-
-	if(rv < 0 && *besterr)
-		werrstr("%s", besterr);
-	else
-		werrstr("%s", err);
-	return rv;
-}
-
-static int
-call(char *clone, char *dest, DS *ds)
-{
-	int fd, cfd, n;
-	char name[Maxpath], data[Maxpath], *p;
-
-	cfd = open(clone, ORDWR);
-	if(cfd < 0)
-		return -1;
-
-	/* get directory name */
-	n = read(cfd, name, sizeof(name)-1);
-	if(n < 0){
-		close(cfd);
-		return -1;
-	}
-	name[n] = 0;
-	for(p = name; *p == ' '; p++)
-		;
-	snprint(name, sizeof(name), "%ld", strtoul(p, 0, 0));
-	p = strrchr(clone, '/');
-	*p = 0;
-	if(ds->dir)
-		snprint(ds->dir, NETPATHLEN, "%s/%s", clone, name);
-	snprint(data, sizeof(data), "%s/%s/data", clone, name);
-
-	/* connect */
-	if(ds->local)
-		snprint(name, sizeof(name), "connect %s %s", dest, ds->local);
-	else
-		snprint(name, sizeof(name), "connect %s", dest);
-	if(write(cfd, name, strlen(name)) < 0){
-		close(cfd);
-		return -1;
-	}
-
-	/* open data connection */
-	fd = open(data, ORDWR);
-	if(fd < 0){
-print("open %s: %r\n", data);
-		close(cfd);
-		return -1;
-	}
-	if(ds->cfdp)
-		*ds->cfdp = cfd;
-	else
-		close(cfd);
-	return fd;
-}
-
-/*
- *  parse a dial string
- */
-static void
-_dial_string_parse(char *str, DS *ds)
-{
-	char *p, *p2;
-
-	strncpy(ds->buf, str, Maxstring);
-	ds->buf[Maxstring-1] = 0;
-
-	p = strchr(ds->buf, '!');
-	if(p == 0) {
-		ds->netdir = 0;
-		ds->proto = "net";
-		ds->rem = ds->buf;
-	} else {
-		if(*ds->buf != '/' && *ds->buf != '#'){
-			ds->netdir = 0;
-			ds->proto = ds->buf;
-		} else {
-			for(p2 = p; *p2 != '/'; p2--)
-				;
-			*p2++ = 0;
-			ds->netdir = ds->buf;
-			ds->proto = p2;
-		}
-		*p = 0;
-		ds->rem = p + 1;
-	}
-}