BSD 4.4 Lite Usr.bin Sources

1 files changed, 429 insertions, 0 deletions

diff --git a/usr.bin/window/lcmd1.c b/usr.bin/window/lcmd1.c
new file mode 100644
index 0000000..ff96cac
--- /dev/null
+++ b/usr.bin/window/lcmd1.c
@@ -0,0 +1,429 @@
+/*
+ * Copyright (c) 1983, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Edward Wang at The University of California, Berkeley.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)lcmd1.c	8.1 (Berkeley) 6/6/93";
+#endif /* not lint */
+
+#include "defs.h"
+#include "string.h"
+#include "value.h"
+#include "lcmd.h"
+#include "var.h"
+
+struct lcmd_arg arg_window[] = {
+	{ "row",	1,	ARG_NUM },
+	{ "column",	1,	ARG_NUM },
+	{ "nrows",	2,	ARG_NUM },
+	{ "ncols",	2,	ARG_NUM },
+	{ "nlines",	2,	ARG_NUM },
+	{ "label",	1,	ARG_STR },
+	{ "pty",	1,	ARG_ANY },
+	{ "frame",	1,	ARG_ANY },
+	{ "mapnl",	1,	ARG_ANY },
+	{ "keepopen",	1,	ARG_ANY },
+	{ "smooth",	1,	ARG_ANY },
+	{ "shell",	1,	ARG_STR|ARG_LIST },
+	0
+};
+
+l_window(v, a)
+struct value *v;
+register struct value *a;
+{
+	struct ww *w;
+	int col, row, ncol, nrow, id, nline;
+	char *label;
+	char haspty, hasframe, mapnl, keepopen, smooth;
+	char *shf, **sh;
+	char *argv[sizeof default_shell / sizeof *default_shell];
+	register char **pp;
+
+	if ((id = findid()) < 0)
+		return;
+	row = a->v_type == V_ERR ? 1 : a->v_num;
+	a++;
+	col = a->v_type == V_ERR ? 0 : a->v_num;
+	a++;
+	nrow = a->v_type == V_ERR ? wwnrow - row : a->v_num;
+	a++;
+	ncol = a->v_type == V_ERR ? wwncol - col : a->v_num;
+	a++;
+	nline = a->v_type == V_ERR ? default_nline : a->v_num;
+	a++;
+	label = a->v_type == V_ERR ? 0 : a->v_str;
+	if ((haspty = vtobool(++a, 1, -1)) < 0)
+		return;
+	if ((hasframe = vtobool(++a, 1, -1)) < 0)
+		return;
+	if ((mapnl = vtobool(++a, !haspty, -1)) < 0)
+		return;
+	if ((keepopen = vtobool(++a, 0, -1)) < 0)
+		return;
+	if ((smooth = vtobool(++a, default_smooth, -1)) < 0)
+		return;
+	if ((++a)->v_type != V_ERR) {
+		for (pp = argv; a->v_type != V_ERR &&
+		     pp < &argv[sizeof argv/sizeof *argv-1]; pp++, a++)
+			*pp = a->v_str;
+		*pp = 0;
+		shf = *(sh = argv);
+		if (*sh = rindex(shf, '/'))
+			(*sh)++;
+		else
+			*sh = shf;
+	} else {
+		sh = default_shell;
+		shf = default_shellfile;
+	}
+	if ((w = openwin(id, row, col, nrow, ncol, nline, label, haspty,
+	    hasframe, shf, sh)) == 0)
+		return;
+	w->ww_mapnl = mapnl;
+	w->ww_keepopen = keepopen;
+	w->ww_noupdate = !smooth;
+	v->v_type = V_NUM;
+	v->v_num = id + 1;
+}
+
+struct lcmd_arg arg_def_nline[] = {
+	{ "nlines",	1,	ARG_NUM },
+	0
+};
+
+l_def_nline(v, a)
+register struct value *v, *a;
+{
+	v->v_num = default_nline;
+	v->v_type = V_NUM;
+	if (a->v_type != V_ERR)
+		default_nline = a->v_num;
+}
+
+struct lcmd_arg arg_smooth[] = {
+	{ "window",	1,	ARG_NUM },
+	{ "flag",	1,	ARG_ANY },
+	0
+};
+
+l_smooth(v, a)
+register struct value *v, *a;
+{
+	struct ww *w;
+
+	v->v_type = V_NUM;
+	v->v_num = 0;
+	if ((w = vtowin(a++, selwin)) == 0)
+		return;
+	v->v_num = !w->ww_noupdate;
+	w->ww_noupdate = !vtobool(a, v->v_num, v->v_num);
+}
+
+struct lcmd_arg arg_def_smooth[] = {
+	{ "flag",	1,	ARG_ANY },
+	0
+};
+
+l_def_smooth(v, a)
+register struct value *v, *a;
+{
+	v->v_type = V_NUM;
+	v->v_num = default_smooth;
+	default_smooth = vtobool(a, v->v_num, v->v_num);
+}
+
+struct lcmd_arg arg_select[] = {
+	{ "window",	1,	ARG_NUM },
+	0
+};
+
+l_select(v, a)
+register struct value *v, *a;
+{
+	struct ww *w;
+
+	v->v_type = V_NUM;
+	v->v_num = selwin ? selwin->ww_id + 1 : -1;
+	if (a->v_type == V_ERR)
+		return;
+	if ((w = vtowin(a, (struct ww *)0)) == 0)
+		return;
+	setselwin(w);
+}
+
+struct lcmd_arg arg_debug[] = {
+	{ "flag",	1,	ARG_ANY },
+	0
+};
+
+l_debug(v, a)
+register struct value *v, *a;
+{
+	v->v_type = V_NUM;
+	v->v_num = debug;
+	debug = vtobool(a, debug, debug);
+}
+
+struct lcmd_arg arg_escape[] = {
+	{ "escapec",	1,	ARG_STR },
+	0
+};
+
+l_escape(v, a)
+register struct value *v, *a;
+{
+	char buf[2];
+
+	buf[0] = escapec;
+	buf[1] = 0;
+	if ((v->v_str = str_cpy(buf)) == 0) {
+		error("Out of memory.");
+		return;
+	}
+	v->v_type = V_STR;
+	if (a->v_type != V_ERR)
+		setescape(a->v_str);
+}
+
+struct lcmd_arg arg_label[] = {
+	{ "window",	1,	ARG_NUM },
+	{ "label",	1,	ARG_STR },
+	0
+};
+
+/*ARGSUSED*/
+l_label(v, a)
+struct value *v;
+register struct value *a;
+{
+	struct ww *w;
+
+	if ((w = vtowin(a, selwin)) == 0)
+		return;
+	if ((++a)->v_type != V_ERR && setlabel(w, a->v_str) < 0)
+		error("Out of memory.");
+	reframe();
+}
+
+struct lcmd_arg arg_foreground[] = {
+	{ "window",	1,	ARG_NUM },
+	{ "flag",	1,	ARG_ANY },
+	0
+};
+
+l_foreground(v, a)
+register struct value *v, *a;
+{
+	struct ww *w;
+	char flag;
+
+	if ((w = vtowin(a, selwin)) == 0)
+		return;
+	v->v_type = V_NUM;
+	v->v_num = isfg(w);
+	flag = vtobool(++a, v->v_num, v->v_num);
+	if (flag == v->v_num)
+		return;
+	deletewin(w);
+	addwin(w, flag);
+	reframe();
+}
+
+struct lcmd_arg arg_terse[] = {
+	{ "flag",	1,	ARG_ANY },
+	0
+};
+
+l_terse(v, a)
+register struct value *v, *a;
+{
+	v->v_type = V_NUM;
+	v->v_num = terse;
+	setterse(vtobool(a, terse, terse));
+}
+
+struct lcmd_arg arg_source[] = {
+	{ "filename",	1,	ARG_STR },
+	0
+};
+
+l_source(v, a)
+register struct value *v, *a;
+{
+	v->v_type = V_NUM;
+	if (a->v_type != V_ERR && dosource(a->v_str) < 0) {
+		error("Can't open %s.", a->v_str);
+		v->v_num = -1;
+	} else
+		v->v_num = 0;
+}
+
+struct lcmd_arg arg_write[] = {
+	{ "window",	1,	ARG_NUM },
+	{ "",		0,	ARG_ANY|ARG_LIST },
+	0
+};
+
+/*ARGSUSED*/
+l_write(v, a)
+struct value *v;
+register struct value *a;
+{
+	char buf[20];
+	struct ww *w;
+
+	if ((w = vtowin(a++, selwin)) == 0)
+		return;
+	while (a->v_type != V_ERR) {
+		if (a->v_type == V_NUM) {
+			(void) sprintf(buf, "%d", a->v_num);
+			(void) write(w->ww_pty, buf, strlen(buf));
+		} else
+			(void) write(w->ww_pty, a->v_str, strlen(a->v_str));
+		if ((++a)->v_type != V_ERR)
+			(void) write(w->ww_pty, " ", 1);
+	}
+}
+
+struct lcmd_arg arg_close[] = {
+	{ "window",	1,	ARG_ANY|ARG_LIST },
+	0
+};
+
+/*ARGSUSED*/
+l_close(v, a)
+struct value *v;
+register struct value *a;
+{
+	struct ww *w;
+
+	if (a->v_type == V_STR && str_match(a->v_str, "all", 3))
+		closewin((struct ww *)0);
+	else
+		for (; a->v_type != V_ERR; a++)
+			if ((w = vtowin(a, (struct ww *)0)) != 0)
+				closewin(w);
+}
+
+struct lcmd_arg arg_cursormodes[] = {
+	{ "modes",	1,	ARG_NUM },
+	0
+};
+
+l_cursormodes(v, a)
+register struct value *v, *a;
+{
+
+	v->v_type = V_NUM;
+	v->v_num = wwcursormodes;
+	if (a->v_type != V_ERR)
+		wwsetcursormodes(a->v_num);
+}
+
+struct lcmd_arg arg_unset[] = {
+	{ "variable",	1,	ARG_ANY },
+	0
+};
+
+l_unset(v, a)
+register struct value *v, *a;
+{
+	v->v_type = V_NUM;
+	switch (a->v_type) {
+	case V_ERR:
+		v->v_num = -1;
+		return;
+	case V_NUM:
+		if ((a->v_str = str_itoa(a->v_num)) == 0) {
+			error("Out of memory.");
+			v->v_num = -1;
+			return;
+		}
+		a->v_type = V_STR;
+		break;
+	}
+	v->v_num = var_unset(a->v_str);
+}
+
+struct ww *
+vtowin(v, w)
+register struct value *v;
+struct ww *w;
+{
+	switch (v->v_type) {
+	case V_ERR:
+		if (w != 0)
+			return w;
+		error("No window specified.");
+		return 0;
+	case V_STR:
+		error("%s: No such window.", v->v_str);
+		return 0;
+	}
+	if (v->v_num < 1 || v->v_num > NWINDOW
+	    || (w = window[v->v_num - 1]) == 0) {
+		error("%d: No such window.", v->v_num);
+		return 0;
+	}
+	return w;
+}
+
+vtobool(v, def, err)
+register struct value *v;
+char def, err;
+{
+	switch (v->v_type) {
+	case V_NUM:
+		return v->v_num != 0;
+	case V_STR:
+		if (str_match(v->v_str, "true", 1)
+		    || str_match(v->v_str, "on", 2)
+		    || str_match(v->v_str, "yes", 1))
+			return 1;
+		else if (str_match(v->v_str, "false", 1)
+		    || str_match(v->v_str, "off", 2)
+		    || str_match(v->v_str, "no", 1))
+			return 0;
+		else {
+			error("%s: Illegal boolean value.", v->v_str);
+			return err;
+		}
+		/*NOTREACHED*/
+	case V_ERR:
+		return def;
+	}
+	/*NOTREACHED*/
+}