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diff --git a/nx-X11/programs/xterm/os2main.c b/nx-X11/programs/xterm/os2main.c
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+/* $XTermId: os2main.c,v 1.213 2005/11/03 13:17:28 tom Exp $ */
+
+/* removed all foreign stuff to get the code more clear (hv)
+ * and did some rewrite for the obscure OS/2 environment
+ */
+
+#ifndef lint
+static char *rid = "$XConsortium: main.c,v 1.227.1.2 95/06/29 18:13:15 kaleb Exp $";
+#endif /* lint */
+/* $XFree86: xc/programs/xterm/os2main.c,v 3.81 2005/11/03 13:17:28 dickey Exp $ */
+
+/***********************************************************
+
+Copyright (c) 1987, 1988 X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of the X Consortium shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from the X Consortium.
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be used in
+advertising or publicity pertaining to distribution of the software
+without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+/* os2main.c */
+#define INCL_DOSFILEMGR
+#define INCL_DOSDEVIOCTL
+#define INCL_DOSSEMAPHORES
+#ifdef __INNOTEK_LIBC__
+#define INCL_DOSDEVICES
+#endif
+#define I_NEED_OS2_H
+#include <os2.h>
+#define XTERM_MAIN
+
+#define RES_OFFSET(field) XtOffsetOf(XTERM_RESOURCE, field)
+
+#include <xterm.h>
+
+#include <X11/cursorfont.h>
+#ifdef I18N
+#include <X11/Xlocale.h>
+#endif
+
+#if OPT_TOOLBAR
+
+#if defined(HAVE_LIB_XAW)
+#include <X11/Xaw/Form.h>
+#elif defined(HAVE_LIB_XAW3D)
+#include <X11/Xaw3d/Form.h>
+#elif defined(HAVE_LIB_NEXTAW)
+#include <X11/neXtaw/Form.h>
+#elif defined(HAVE_LIB_XAWPLUS)
+#include <X11/XawPlus/Form.h>
+#endif
+
+#endif /* OPT_TOOLBAR */
+
+#include <pwd.h>
+#include <ctype.h>
+
+#include <data.h>
+#include <error.h>
+#include <menu.h>
+#include <main.h>
+#include <xstrings.h>
+#include <xterm_io.h>
+
+#if OPT_WIDE_CHARS
+#include <charclass.h>
+#endif
+
+int
+setpgrp(pid_t pid, gid_t pgid)
+{
+ return 0;
+}
+
+int
+chown(const char *fn, pid_t pid, gid_t gid)
+{
+ return 0;
+}
+
+char *
+ttyname(int fd)
+{
+ return "/dev/tty";
+}
+
+#include <sys/stat.h>
+#include <sys/param.h> /* for NOFILE */
+#include <stdio.h>
+#include <signal.h>
+
+static SIGNAL_T reapchild(int n);
+static int spawn(void);
+static void get_terminal(void);
+static void resize(TScreen * s, char *oldtc, char *newtc);
+static void set_owner(char *device, uid_t uid, gid_t gid, mode_t mode);
+
+static Bool added_utmp_entry = False;
+
+/*
+** Ordinarily it should be okay to omit the assignment in the following
+** statement. Apparently the c89 compiler on AIX 4.1.3 has a bug, or does
+** it? Without the assignment though the compiler will init command_to_exec
+** to 0xffffffff instead of NULL; and subsequent usage, e.g. in spawn() to
+** SEGV.
+*/
+static char **command_to_exec = NULL;
+
+#if OPT_LUIT_PROG
+static char **command_to_exec_with_luit = NULL;
+#endif
+
+/* The following structures are initialized in main() in order
+** to eliminate any assumptions about the internal order of their
+** contents.
+*/
+static struct termio d_tio;
+
+/* allow use of system default characters if defined and reasonable */
+#ifndef CEOF
+#define CEOF CONTROL('D')
+#endif
+#ifndef CEOL
+#define CEOL 0
+#endif
+#ifndef CFLUSH
+#define CFLUSH CONTROL('O')
+#endif
+#ifndef CLNEXT
+#define CLNEXT CONTROL('V')
+#endif
+#ifndef CNUL
+#define CNUL 0
+#endif
+#ifndef CQUIT
+#define CQUIT CONTROL('\\')
+#endif
+#ifndef CRPRNT
+#define CRPRNT CONTROL('R')
+#endif
+#ifndef CSTART
+#define CSTART CONTROL('Q')
+#endif
+#ifndef CSTOP
+#define CSTOP CONTROL('S')
+#endif
+#ifndef CSUSP
+#define CSUSP CONTROL('Z')
+#endif
+#ifndef CSWTCH
+#define CSWTCH 0
+#endif
+#ifndef CWERASE
+#define CWERASE CONTROL('W')
+#endif
+
+/*
+ * SYSV has the termio.c_cc[V] and ltchars; BSD has tchars and ltchars;
+ * SVR4 has only termio.c_cc, but it includes everything from ltchars.
+ * POSIX termios has termios.c_cc, which is similar to SVR4.
+ */
+#define TTYMODE(name) { name, sizeof(name)-1, 0, 0 }
+static int override_tty_modes = 0;
+/* *INDENT-OFF* */
+static struct _xttymodes {
+ char *name;
+ size_t len;
+ int set;
+ Char value;
+} ttymodelist[] = {
+ TTYMODE("intr"), /* tchars.t_intrc ; VINTR */
+#define XTTYMODE_intr 0
+ TTYMODE("quit"), /* tchars.t_quitc ; VQUIT */
+#define XTTYMODE_quit 1
+ TTYMODE("erase"), /* sgttyb.sg_erase ; VERASE */
+#define XTTYMODE_erase 2
+ TTYMODE("kill"), /* sgttyb.sg_kill ; VKILL */
+#define XTTYMODE_kill 3
+ TTYMODE("eof"), /* tchars.t_eofc ; VEOF */
+#define XTTYMODE_eof 4
+ TTYMODE("eol"), /* VEOL */
+#define XTTYMODE_eol 5
+ TTYMODE("swtch"), /* VSWTCH */
+#define XTTYMODE_swtch 6
+ TTYMODE("start"), /* tchars.t_startc ; VSTART */
+#define XTTYMODE_start 7
+ TTYMODE("stop"), /* tchars.t_stopc ; VSTOP */
+#define XTTYMODE_stop 8
+ TTYMODE("brk"), /* tchars.t_brkc */
+#define XTTYMODE_brk 9
+ TTYMODE("susp"), /* ltchars.t_suspc ; VSUSP */
+#define XTTYMODE_susp 10
+ TTYMODE("dsusp"), /* ltchars.t_dsuspc ; VDSUSP */
+#define XTTYMODE_dsusp 11
+ TTYMODE("rprnt"), /* ltchars.t_rprntc ; VREPRINT */
+#define XTTYMODE_rprnt 12
+ TTYMODE("flush"), /* ltchars.t_flushc ; VDISCARD */
+#define XTTYMODE_flush 13
+ TTYMODE("weras"), /* ltchars.t_werasc ; VWERASE */
+#define XTTYMODE_weras 14
+ TTYMODE("lnext"), /* ltchars.t_lnextc ; VLNEXT */
+#define XTTYMODE_lnext 15
+ { NULL, 0, 0, '\0' }, /* end of data */
+};
+/* *INDENT-ON* */
+
+#define TMODE(ind,var) if (ttymodelist[ind].set) var = ttymodelist[ind].value
+
+static int parse_tty_modes(char *s, struct _xttymodes *modelist);
+
+static char passedPty[2]; /* name if pty if slave */
+
+static int Console;
+#include <X11/Xmu/SysUtil.h> /* XmuGetHostname */
+#define MIT_CONSOLE_LEN 12
+#define MIT_CONSOLE "MIT_CONSOLE_"
+static char mit_console_name[255 + MIT_CONSOLE_LEN + 1] = MIT_CONSOLE;
+static Atom mit_console;
+
+static int tslot;
+static jmp_buf env;
+
+/* used by VT (charproc.c) */
+
+static XtResource application_resources[] =
+{
+ Sres("name", "Name", xterm_name, DFT_TERMTYPE),
+ Sres("iconGeometry", "IconGeometry", icon_geometry, NULL),
+ Sres(XtNtitle, XtCTitle, title, NULL),
+ Sres(XtNiconName, XtCIconName, icon_name, NULL),
+ Sres("termName", "TermName", term_name, NULL),
+ Sres("ttyModes", "TtyModes", tty_modes, NULL),
+ Bres("hold", "Hold", hold_screen, False),
+ Bres("utmpInhibit", "UtmpInhibit", utmpInhibit, False),
+ Bres("utmpDisplayId", "UtmpDisplayId", utmpDisplayId, True),
+ Bres("messages", "Messages", messages, True),
+ Ires("minBufSize", "MinBufSize", minBufSize, 4096),
+ Ires("maxBufSize", "MaxBufSize", maxBufSize, 32768),
+ Sres("keyboardType", "KeyboardType", keyboardType, "unknown"),
+ Bres("sunFunctionKeys", "SunFunctionKeys", sunFunctionKeys, False),
+#if OPT_SUNPC_KBD
+ Bres("sunKeyboard", "SunKeyboard", sunKeyboard, False),
+#endif
+#if OPT_HP_FUNC_KEYS
+ Bres("hpFunctionKeys", "HpFunctionKeys", hpFunctionKeys, False),
+#endif
+#if OPT_SCO_FUNC_KEYS
+ Bres("scoFunctionKeys", "ScoFunctionKeys", scoFunctionKeys, False),
+#endif
+#if OPT_INITIAL_ERASE
+ Bres("ptyInitialErase", "PtyInitialErase", ptyInitialErase, DEF_INITIAL_ERASE),
+ Bres("backarrowKeyIsErase", "BackarrowKeyIsErase", backarrow_is_erase, DEF_BACKARO_ERASE),
+#endif
+ Bres("waitForMap", "WaitForMap", wait_for_map, False),
+ Bres("useInsertMode", "UseInsertMode", useInsertMode, False),
+#if OPT_ZICONBEEP
+ Ires("zIconBeep", "ZIconBeep", zIconBeep, 0),
+#endif
+#if OPT_PTY_HANDSHAKE
+ Bres("ptyHandshake", "PtyHandshake", ptyHandshake, True),
+#endif
+#if OPT_SAME_NAME
+ Bres("sameName", "SameName", sameName, True),
+#endif
+#if OPT_SESSION_MGT
+ Bres("sessionMgt", "SessionMgt", sessionMgt, True),
+#endif
+#if OPT_TOOLBAR
+ Bres(XtNtoolBar, XtCToolBar, toolBar, True),
+#endif
+};
+
+static char *fallback_resources[] =
+{
+ "*SimpleMenu*menuLabel.vertSpace: 100",
+ "*SimpleMenu*HorizontalMargins: 16",
+ "*SimpleMenu*Sme.height: 16",
+ "*SimpleMenu*Cursor: left_ptr",
+ "*mainMenu.Label: Main Options (no app-defaults)",
+ "*vtMenu.Label: VT Options (no app-defaults)",
+ "*fontMenu.Label: VT Fonts (no app-defaults)",
+#if OPT_TEK4014
+ "*tekMenu.Label: Tek Options (no app-defaults)",
+#endif
+ NULL
+};
+
+/* Command line options table. Only resources are entered here...there is a
+ pass over the remaining options after XrmParseCommand is let loose. */
+/* *INDENT-OFF* */
+static XrmOptionDescRec optionDescList[] = {
+{"-geometry", "*vt100.geometry",XrmoptionSepArg, (caddr_t) NULL},
+{"-132", "*c132", XrmoptionNoArg, (caddr_t) "on"},
+{"+132", "*c132", XrmoptionNoArg, (caddr_t) "off"},
+{"-ah", "*alwaysHighlight", XrmoptionNoArg, (caddr_t) "on"},
+{"+ah", "*alwaysHighlight", XrmoptionNoArg, (caddr_t) "off"},
+{"-aw", "*autoWrap", XrmoptionNoArg, (caddr_t) "on"},
+{"+aw", "*autoWrap", XrmoptionNoArg, (caddr_t) "off"},
+#ifndef NO_ACTIVE_ICON
+{"-ai", "*activeIcon", XrmoptionNoArg, (caddr_t) "off"},
+{"+ai", "*activeIcon", XrmoptionNoArg, (caddr_t) "on"},
+#endif /* NO_ACTIVE_ICON */
+{"-b", "*internalBorder",XrmoptionSepArg, (caddr_t) NULL},
+{"-bc", "*cursorBlink", XrmoptionNoArg, (caddr_t) "on"},
+{"+bc", "*cursorBlink", XrmoptionNoArg, (caddr_t) "off"},
+{"-bcf", "*cursorOffTime",XrmoptionSepArg, (caddr_t) NULL},
+{"-bcn", "*cursorOnTime",XrmoptionSepArg, (caddr_t) NULL},
+{"-bdc", "*colorBDMode", XrmoptionNoArg, (caddr_t) "off"},
+{"+bdc", "*colorBDMode", XrmoptionNoArg, (caddr_t) "on"},
+{"-cb", "*cutToBeginningOfLine", XrmoptionNoArg, (caddr_t) "off"},
+{"+cb", "*cutToBeginningOfLine", XrmoptionNoArg, (caddr_t) "on"},
+{"-cc", "*charClass", XrmoptionSepArg, (caddr_t) NULL},
+{"-cm", "*colorMode", XrmoptionNoArg, (caddr_t) "off"},
+{"+cm", "*colorMode", XrmoptionNoArg, (caddr_t) "on"},
+{"-cn", "*cutNewline", XrmoptionNoArg, (caddr_t) "off"},
+{"+cn", "*cutNewline", XrmoptionNoArg, (caddr_t) "on"},
+{"-cr", "*cursorColor", XrmoptionSepArg, (caddr_t) NULL},
+{"-cu", "*curses", XrmoptionNoArg, (caddr_t) "on"},
+{"+cu", "*curses", XrmoptionNoArg, (caddr_t) "off"},
+{"-dc", "*dynamicColors",XrmoptionNoArg, (caddr_t) "off"},
+{"+dc", "*dynamicColors",XrmoptionNoArg, (caddr_t) "on"},
+{"-fb", "*boldFont", XrmoptionSepArg, (caddr_t) NULL},
+{"-fbb", "*freeBoldBox", XrmoptionNoArg, (caddr_t)"off"},
+{"+fbb", "*freeBoldBox", XrmoptionNoArg, (caddr_t)"on"},
+{"-fbx", "*forceBoxChars", XrmoptionNoArg, (caddr_t)"off"},
+{"+fbx", "*forceBoxChars", XrmoptionNoArg, (caddr_t)"on"},
+#ifndef NO_ACTIVE_ICON
+{"-fi", "*iconFont", XrmoptionSepArg, (caddr_t) NULL},
+#endif /* NO_ACTIVE_ICON */
+#if OPT_RENDERFONT
+{"-fa", "*faceName", XrmoptionSepArg, (caddr_t) NULL},
+{"-fd", "*faceNameDoublesize", XrmoptionSepArg, (caddr_t) NULL},
+{"-fs", "*faceSize", XrmoptionSepArg, (caddr_t) NULL},
+#endif
+#if OPT_WIDE_CHARS
+{"-fw", "*wideFont", XrmoptionSepArg, (caddr_t) NULL},
+{"-fwb", "*wideBoldFont", XrmoptionSepArg, (caddr_t) NULL},
+#endif
+#if OPT_INPUT_METHOD
+{"-fx", "*ximFont", XrmoptionSepArg, (caddr_t) NULL},
+#endif
+#if OPT_HIGHLIGHT_COLOR
+{"-hc", "*highlightColor", XrmoptionSepArg, (caddr_t) NULL},
+#endif
+#if OPT_HP_FUNC_KEYS
+{"-hf", "*hpFunctionKeys",XrmoptionNoArg, (caddr_t) "on"},
+{"+hf", "*hpFunctionKeys",XrmoptionNoArg, (caddr_t) "off"},
+#endif
+{"-hold", "*hold", XrmoptionNoArg, (caddr_t) "on"},
+{"+hold", "*hold", XrmoptionNoArg, (caddr_t) "off"},
+#if OPT_INITIAL_ERASE
+{"-ie", "*ptyInitialErase", XrmoptionNoArg, (caddr_t) "on"},
+{"+ie", "*ptyInitialErase", XrmoptionNoArg, (caddr_t) "off"},
+#endif
+{"-j", "*jumpScroll", XrmoptionNoArg, (caddr_t) "on"},
+{"+j", "*jumpScroll", XrmoptionNoArg, (caddr_t) "off"},
+#if OPT_C1_PRINT
+{"-k8", "*allowC1Printable", XrmoptionNoArg, (caddr_t) "on"},
+{"+k8", "*allowC1Printable", XrmoptionNoArg, (caddr_t) "off"},
+#endif
+{"-kt", "*keyboardType", XrmoptionSepArg, (caddr_t) NULL},
+{"+kt", "*keyboardType", XrmoptionSepArg, (caddr_t) NULL},
+/* parse logging options anyway for compatibility */
+{"-l", "*logging", XrmoptionNoArg, (caddr_t) "on"},
+{"+l", "*logging", XrmoptionNoArg, (caddr_t) "off"},
+{"-lf", "*logFile", XrmoptionSepArg, (caddr_t) NULL},
+{"-ls", "*loginShell", XrmoptionNoArg, (caddr_t) "on"},
+{"+ls", "*loginShell", XrmoptionNoArg, (caddr_t) "off"},
+{"-mb", "*marginBell", XrmoptionNoArg, (caddr_t) "on"},
+{"+mb", "*marginBell", XrmoptionNoArg, (caddr_t) "off"},
+{"-mc", "*multiClickTime", XrmoptionSepArg, (caddr_t) NULL},
+{"-mesg", "*messages", XrmoptionNoArg, (caddr_t) "off"},
+{"+mesg", "*messages", XrmoptionNoArg, (caddr_t) "on"},
+{"-ms", "*pointerColor",XrmoptionSepArg, (caddr_t) NULL},
+{"-nb", "*nMarginBell", XrmoptionSepArg, (caddr_t) NULL},
+{"-nul", "*underLine", XrmoptionNoArg, (caddr_t) "off"},
+{"+nul", "*underLine", XrmoptionNoArg, (caddr_t) "on"},
+{"-pc", "*boldColors", XrmoptionNoArg, (caddr_t) "on"},
+{"+pc", "*boldColors", XrmoptionNoArg, (caddr_t) "off"},
+{"-rw", "*reverseWrap", XrmoptionNoArg, (caddr_t) "on"},
+{"+rw", "*reverseWrap", XrmoptionNoArg, (caddr_t) "off"},
+{"-s", "*multiScroll", XrmoptionNoArg, (caddr_t) "on"},
+{"+s", "*multiScroll", XrmoptionNoArg, (caddr_t) "off"},
+{"-sb", "*scrollBar", XrmoptionNoArg, (caddr_t) "on"},
+{"+sb", "*scrollBar", XrmoptionNoArg, (caddr_t) "off"},
+#ifdef SCROLLBAR_RIGHT
+{"-leftbar", "*rightScrollBar", XrmoptionNoArg, (caddr_t) "off"},
+{"-rightbar", "*rightScrollBar", XrmoptionNoArg, (caddr_t) "on"},
+#endif
+{"-rvc", "*colorRVMode", XrmoptionNoArg, (caddr_t) "off"},
+{"+rvc", "*colorRVMode", XrmoptionNoArg, (caddr_t) "on"},
+{"-sf", "*sunFunctionKeys", XrmoptionNoArg, (caddr_t) "on"},
+{"+sf", "*sunFunctionKeys", XrmoptionNoArg, (caddr_t) "off"},
+{"-si", "*scrollTtyOutput", XrmoptionNoArg, (caddr_t) "off"},
+{"+si", "*scrollTtyOutput", XrmoptionNoArg, (caddr_t) "on"},
+{"-sk", "*scrollKey", XrmoptionNoArg, (caddr_t) "on"},
+{"+sk", "*scrollKey", XrmoptionNoArg, (caddr_t) "off"},
+{"-sl", "*saveLines", XrmoptionSepArg, (caddr_t) NULL},
+#if OPT_SUNPC_KBD
+{"-sp", "*sunKeyboard", XrmoptionNoArg, (caddr_t) "on"},
+{"+sp", "*sunKeyboard", XrmoptionNoArg, (caddr_t) "off"},
+#endif
+#if OPT_TEK4014
+{"-t", "*tekStartup", XrmoptionNoArg, (caddr_t) "on"},
+{"+t", "*tekStartup", XrmoptionNoArg, (caddr_t) "off"},
+#endif
+{"-ti", "*decTerminalID",XrmoptionSepArg, (caddr_t) NULL},
+{"-tm", "*ttyModes", XrmoptionSepArg, (caddr_t) NULL},
+{"-tn", "*termName", XrmoptionSepArg, (caddr_t) NULL},
+#if OPT_WIDE_CHARS
+{"-u8", "*utf8", XrmoptionNoArg, (caddr_t) "2"},
+{"+u8", "*utf8", XrmoptionNoArg, (caddr_t) "0"},
+#endif
+#if OPT_LUIT_PROG
+{"-lc", "*locale", XrmoptionNoArg, (caddr_t) "on"},
+{"+lc", "*locale", XrmoptionNoArg, (caddr_t) "off"},
+{"-lcc", "*localeFilter",XrmoptionSepArg, (caddr_t) NULL},
+{"-en", "*locale", XrmoptionSepArg, (caddr_t) NULL},
+#endif
+{"-ulc", "*colorULMode", XrmoptionNoArg, (caddr_t) "off"},
+{"+ulc", "*colorULMode", XrmoptionNoArg, (caddr_t) "on"},
+{"-ulit", "*italicULMode", XrmoptionNoArg, (caddr_t) "off"},
+{"+ulit", "*italicULMode", XrmoptionNoArg, (caddr_t) "on"},
+{"-ut", "*utmpInhibit", XrmoptionNoArg, (caddr_t) "on"},
+{"+ut", "*utmpInhibit", XrmoptionNoArg, (caddr_t) "off"},
+{"-im", "*useInsertMode", XrmoptionNoArg, (caddr_t) "on"},
+{"+im", "*useInsertMode", XrmoptionNoArg, (caddr_t) "off"},
+{"-vb", "*visualBell", XrmoptionNoArg, (caddr_t) "on"},
+{"+vb", "*visualBell", XrmoptionNoArg, (caddr_t) "off"},
+{"-pob", "*popOnBell", XrmoptionNoArg, (caddr_t) "on"},
+{"+pob", "*popOnBell", XrmoptionNoArg, (caddr_t) "off"},
+#if OPT_WIDE_CHARS
+{"-wc", "*wideChars", XrmoptionNoArg, (caddr_t) "on"},
+{"+wc", "*wideChars", XrmoptionNoArg, (caddr_t) "off"},
+{"-mk_width", "*mkWidth", XrmoptionNoArg, (caddr_t) "on"},
+{"+mk_width", "*mkWidth", XrmoptionNoArg, (caddr_t) "off"},
+{"-cjk_width", "*cjkWidth", XrmoptionNoArg, (caddr_t) "on"},
+{"+cjk_width", "*cjkWidth", XrmoptionNoArg, (caddr_t) "off"},
+#endif
+{"-wf", "*waitForMap", XrmoptionNoArg, (caddr_t) "on"},
+{"+wf", "*waitForMap", XrmoptionNoArg, (caddr_t) "off"},
+#if OPT_ZICONBEEP
+{"-ziconbeep", "*zIconBeep", XrmoptionSepArg, (caddr_t) NULL},
+#endif
+#if OPT_SAME_NAME
+{"-samename", "*sameName", XrmoptionNoArg, (caddr_t) "on"},
+{"+samename", "*sameName", XrmoptionNoArg, (caddr_t) "off"},
+#endif
+#if OPT_SESSION_MGT
+{"-sm", "*sessionMgt", XrmoptionNoArg, (caddr_t) "on"},
+{"+sm", "*sessionMgt", XrmoptionNoArg, (caddr_t) "off"},
+#endif
+#if OPT_TOOLBAR
+{"-tb", "*"XtNtoolBar, XrmoptionNoArg, (caddr_t) "on"},
+{"+tb", "*"XtNtoolBar, XrmoptionNoArg, (caddr_t) "off"},
+#endif
+/* options that we process ourselves */
+{"-help", NULL, XrmoptionSkipNArgs, (caddr_t) NULL},
+{"-version", NULL, XrmoptionSkipNArgs, (caddr_t) NULL},
+{"-class", NULL, XrmoptionSkipArg, (caddr_t) NULL},
+{"-e", NULL, XrmoptionSkipLine, (caddr_t) NULL},
+{"-into", NULL, XrmoptionSkipArg, (caddr_t) NULL},
+/* bogus old compatibility stuff for which there are
+ standard XtOpenApplication options now */
+{"%", "*tekGeometry", XrmoptionStickyArg, (caddr_t) NULL},
+{"#", ".iconGeometry",XrmoptionStickyArg, (caddr_t) NULL},
+{"-T", ".title", XrmoptionSepArg, (caddr_t) NULL},
+{"-n", "*iconName", XrmoptionSepArg, (caddr_t) NULL},
+{"-r", "*reverseVideo",XrmoptionNoArg, (caddr_t) "on"},
+{"+r", "*reverseVideo",XrmoptionNoArg, (caddr_t) "off"},
+{"-rv", "*reverseVideo",XrmoptionNoArg, (caddr_t) "on"},
+{"+rv", "*reverseVideo",XrmoptionNoArg, (caddr_t) "off"},
+{"-w", ".borderWidth", XrmoptionSepArg, (caddr_t) NULL},
+};
+
+static OptionHelp xtermOptions[] = {
+{ "-version", "print the version number" },
+{ "-help", "print out this message" },
+{ "-display displayname", "X server to contact" },
+{ "-geometry geom", "size (in characters) and position" },
+{ "-/+rv", "turn on/off reverse video" },
+{ "-bg color", "background color" },
+{ "-fg color", "foreground color" },
+{ "-bd color", "border color" },
+{ "-bw number", "border width in pixels" },
+{ "-fn fontname", "normal text font" },
+{ "-fb fontname", "bold text font" },
+{ "-/+fbb", "turn on/off normal/bold font comparison inhibit"},
+{ "-/+fbx", "turn off/on linedrawing characters"},
+#if OPT_RENDERFONT
+{ "-fa pattern", "FreeType font-selection pattern" },
+{ "-fd pattern", "FreeType Doublesize font-selection pattern" },
+{ "-fs size", "FreeType font-size" },
+#endif
+#if OPT_WIDE_CHARS
+{ "-fw fontname", "doublewidth text font" },
+{ "-fwb fontname", "doublewidth bold text font" },
+#endif
+#if OPT_INPUT_METHOD
+{ "-fx fontname", "XIM fontset" },
+#endif
+{ "-iconic", "start iconic" },
+{ "-name string", "client instance, icon, and title strings" },
+{ "-class string", "class string (XTerm)" },
+{ "-title string", "title string" },
+{ "-xrm resourcestring", "additional resource specifications" },
+{ "-/+132", "turn on/off 80/132 column switching" },
+{ "-/+ah", "turn on/off always highlight" },
+#ifndef NO_ACTIVE_ICON
+{ "-/+ai", "turn off/on active icon" },
+{ "-fi fontname", "icon font for active icon" },
+#endif /* NO_ACTIVE_ICON */
+{ "-b number", "internal border in pixels" },
+{ "-/+bc", "turn on/off text cursor blinking" },
+{ "-bcf milliseconds", "time text cursor is off when blinking"},
+{ "-bcn milliseconds", "time text cursor is on when blinking"},
+{ "-/+bdc", "turn off/on display of bold as color"},
+{ "-/+cb", "turn on/off cut-to-beginning-of-line inhibit" },
+{ "-cc classrange", "specify additional character classes" },
+{ "-/+cm", "turn off/on ANSI color mode" },
+{ "-/+cn", "turn on/off cut newline inhibit" },
+{ "-cr color", "text cursor color" },
+{ "-/+cu", "turn on/off curses emulation" },
+{ "-/+dc", "turn off/on dynamic color selection" },
+#if OPT_HIGHLIGHT_COLOR
+{ "-hc color", "selection background color" },
+#endif
+#if OPT_HP_FUNC_KEYS
+{ "-/+hf", "turn on/off HP Function Key escape codes" },
+#endif
+{ "-/+hold", "turn on/off logic that retains window after exit" },
+#if OPT_INITIAL_ERASE
+{ "-/+ie", "turn on/off initialization of 'erase' from pty" },
+#endif
+{ "-/+im", "use insert mode for TERMCAP" },
+{ "-/+j", "turn on/off jump scroll" },
+#if OPT_C1_PRINT
+{ "-/+k8", "turn on/off C1-printable classification"},
+#endif
+{ "-kt keyboardtype", "set keyboard type:" KEYBOARD_TYPES },
+#ifdef ALLOWLOGGING
+{ "-/+l", "turn on/off logging" },
+{ "-lf filename", "logging filename" },
+#else
+{ "-/+l", "turn on/off logging (not supported)" },
+{ "-lf filename", "logging filename (not supported)" },
+#endif
+{ "-/+ls", "turn on/off login shell" },
+{ "-/+mb", "turn on/off margin bell" },
+{ "-mc milliseconds", "multiclick time in milliseconds" },
+{ "-/+mesg", "forbid/allow messages" },
+{ "-ms color", "pointer color" },
+{ "-nb number", "margin bell in characters from right end" },
+{ "-/+nul", "turn off/on display of underlining" },
+{ "-/+aw", "turn on/off auto wraparound" },
+{ "-/+pc", "turn on/off PC-style bold colors" },
+{ "-/+rw", "turn on/off reverse wraparound" },
+{ "-/+s", "turn on/off multiscroll" },
+{ "-/+sb", "turn on/off scrollbar" },
+#ifdef SCROLLBAR_RIGHT
+{ "-rightbar", "force scrollbar right (default left)" },
+{ "-leftbar", "force scrollbar left" },
+#endif
+{ "-/+rvc", "turn off/on display of reverse as color" },
+{ "-/+sf", "turn on/off Sun Function Key escape codes" },
+{ "-/+si", "turn on/off scroll-on-tty-output inhibit" },
+{ "-/+sk", "turn on/off scroll-on-keypress" },
+{ "-sl number", "number of scrolled lines to save" },
+#if OPT_SUNPC_KBD
+{ "-/+sp", "turn on/off Sun/PC Function/Keypad mapping" },
+#endif
+#if OPT_TEK4014
+{ "-/+t", "turn on/off Tek emulation window" },
+#endif
+#if OPT_TOOLBAR
+{ "-/+tb", "turn on/off toolbar" },
+#endif
+{ "-ti termid", "terminal identifier" },
+{ "-tm string", "terminal mode keywords and characters" },
+{ "-tn name", "TERM environment variable name" },
+#if OPT_WIDE_CHARS
+{ "-/+u8", "turn on/off UTF-8 mode (implies wide-characters)" },
+#endif
+#if OPT_LUIT_PROG
+{ "-/+lc", "turn on/off locale mode using luit" },
+{ "-lcc path", "filename of locale converter (" DEFLOCALEFILTER ")" },
+#endif
+{ "-/+ulc", "turn off/on display of underline as color" },
+{ "-/+ut", "turn on/off utmp inhibit (not supported)" },
+{ "-/+ulit", "turn off/on display of underline as italics" },
+{ "-/+vb", "turn on/off visual bell" },
+{ "-/+pob", "turn on/off pop on bell" },
+#if OPT_WIDE_CHARS
+{ "-/+wc", "turn on/off wide-character mode" },
+{ "-/+mk_width", "turn on/off simple width convention" },
+{ "-/+cjk_width", "turn on/off legacy CJK width convention" },
+#endif
+{ "-/+wf", "turn on/off wait for map before command exec" },
+{ "-e command args ...", "command to execute" },
+#if OPT_TEK4014
+{ "%geom", "Tek window geometry" },
+#endif
+{ "#geom", "icon window geometry" },
+{ "-T string", "title name for window" },
+{ "-n string", "icon name for window" },
+{ "-C", "intercept console messages" },
+{ "-Sccn", "slave mode on \"ttycc\", file descriptor \"n\"" },
+{ "-into windowId", "use the window id given to -into as the parent window rather than the default root window" },
+#if OPT_ZICONBEEP
+{ "-ziconbeep percent", "beep and flag icon of window having hidden output" },
+#endif
+#if OPT_SAME_NAME
+{ "-/+samename", "turn on/off the no-flicker option for title and icon name" },
+#endif
+#if OPT_SESSION_MGT
+{ "-/+sm", "turn on/off the session-management support" },
+#endif
+{ NULL, NULL }};
+/* *INDENT-ON* */
+
+/*debug FILE *confd;*/
+/*static void opencons()
+{
+ if ((confd=fopen("/dev/console$","w")) < 0) {
+ fputs("!!! Cannot open console device.\n",
+ stderr);
+ exit(1);
+ }
+}
+
+static void closecons(void)
+{
+ fclose(confd);
+}
+*/
+static char *message[] =
+{
+ "Fonts should be fixed width and, if both normal and bold are specified, should",
+ "have the same size. If only a normal font is specified, it will be used for",
+ "both normal and bold text (by doing overstriking). The -e option, if given,",
+ "must appear at the end of the command line, otherwise the user's default shell",
+ "will be started. Options that start with a plus sign (+) restore the default.",
+ NULL};
+
+/*
+ * Decode a key-definition. This combines the termcap and ttyModes, for
+ * comparison. Note that octal escapes in ttyModes are done by the normal
+ * resource translation. Also, ttyModes allows '^-' as a synonym for disabled.
+ */
+static int
+decode_keyvalue(char **ptr, int termcap)
+{
+ char *string = *ptr;
+ int value = -1;
+
+ TRACE(("...decode '%s'\n", string));
+ if (*string == '^') {
+ switch (*++string) {
+ case '?':
+ value = A2E(127);
+ break;
+ case '-':
+ if (!termcap) {
+ errno = 0;
+#if defined(_POSIX_VDISABLE) && defined(HAVE_UNISTD_H)
+ value = _POSIX_VDISABLE;
+#endif
+#if defined(_PC_VDISABLE)
+ if (value == -1) {
+ value = fpathconf(0, _PC_VDISABLE);
+ if (value == -1) {
+ if (errno != 0)
+ break; /* skip this (error) */
+ value = 0377;
+ }
+ }
+#elif defined(VDISABLE)
+ if (value == -1)
+ value = VDISABLE;
+#endif
+ break;
+ }
+ /* FALLTHRU */
+ default:
+ value = CONTROL(*string);
+ break;
+ }
+ ++string;
+ } else if (termcap && (*string == '\\')) {
+ char *d;
+ int temp = strtol(string + 1, &d, 8);
+ if (temp > 0 && d != string) {
+ value = temp;
+ string = d;
+ }
+ } else {
+ value = CharOf(*string);
+ ++string;
+ }
+ *ptr = string;
+ return value;
+}
+
+/*
+ * If we're linked to terminfo, tgetent() will return an empty buffer. We
+ * cannot use that to adjust the $TERMCAP variable.
+ */
+static Bool
+get_termcap(char *name, char *buffer, char *resized)
+{
+ TScreen *screen = &term->screen;
+
+ *buffer = 0; /* initialize, in case we're using terminfo's tgetent */
+
+ if (name != 0) {
+ if (tgetent(buffer, name) == 1) {
+ TRACE(("get_termcap(%s) succeeded (%s)\n", name,
+ (*buffer
+ ? "ok:termcap, we can update $TERMCAP"
+ : "assuming this is terminfo")));
+ if (*buffer) {
+ if (!TEK4014_ACTIVE(screen)) {
+ resize(screen, buffer, resized);
+ }
+ }
+ return True;
+ } else {
+ *buffer = 0; /* just in case */
+ }
+ }
+ return False;
+}
+
+static int
+abbrev(char *tst, char *cmp, size_t need)
+{
+ size_t len = strlen(tst);
+ return ((len >= need) && (!strncmp(tst, cmp, len)));
+}
+
+static void
+Syntax(char *badOption)
+{
+ OptionHelp *opt;
+ OptionHelp *list = sortedOpts(xtermOptions, optionDescList, XtNumber(optionDescList));
+ int col;
+
+ fprintf(stderr, "%s: bad command line option \"%s\"\r\n\n",
+ ProgramName, badOption);
+
+ fprintf(stderr, "usage: %s", ProgramName);
+ col = 8 + strlen(ProgramName);
+ for (opt = list; opt->opt; opt++) {
+ int len = 3 + strlen(opt->opt); /* space [ string ] */
+ if (col + len > 79) {
+ fprintf(stderr, "\r\n "); /* 3 spaces */
+ col = 3;
+ }
+ fprintf(stderr, " [%s]", opt->opt);
+ col += len;
+ }
+
+ fprintf(stderr, "\r\n\nType %s -help for a full description.\r\n\n",
+ ProgramName);
+ exit(1);
+}
+
+static void
+Version(void)
+{
+ printf("%s\n", xtermVersion());
+ fflush(stdout);
+}
+
+static void
+Help(void)
+{
+ OptionHelp *opt;
+ OptionHelp *list = sortedOpts(xtermOptions, optionDescList, XtNumber(optionDescList));
+ char **cpp;
+
+ printf("%s usage:\n %s [-options ...] [-e command args]\n\n",
+ xtermVersion(), ProgramName);
+ printf("where options include:\n");
+ for (opt = list; opt->opt; opt++) {
+ printf(" %-28s %s\n", opt->opt, opt->desc);
+ }
+
+ putchar('\n');
+ for (cpp = message; *cpp; cpp++)
+ puts(*cpp);
+ putchar('\n');
+ fflush(stdout);
+}
+
+/* ARGSUSED */
+static Boolean
+ConvertConsoleSelection(Widget w GCC_UNUSED,
+ Atom * selection GCC_UNUSED,
+ Atom * target GCC_UNUSED,
+ Atom * type GCC_UNUSED,
+ XtPointer *value GCC_UNUSED,
+ unsigned long *length GCC_UNUSED,
+ int *format GCC_UNUSED)
+{
+ /* we don't save console output, so can't offer it */
+ return False;
+}
+
+#if OPT_SESSION_MGT
+static void
+die_callback(Widget w GCC_UNUSED,
+ XtPointer client_data GCC_UNUSED,
+ XtPointer call_data GCC_UNUSED)
+{
+ Cleanup(0);
+}
+
+static void
+save_callback(Widget w GCC_UNUSED,
+ XtPointer client_data GCC_UNUSED,
+ XtPointer call_data)
+{
+ XtCheckpointToken token = (XtCheckpointToken) call_data;
+ /* we have nothing to save */
+ token->save_success = True;
+}
+#endif /* OPT_SESSION_MGT */
+
+/*
+ * DeleteWindow(): Action proc to implement ICCCM delete_window.
+ */
+/* ARGSUSED */
+static void
+DeleteWindow(Widget w,
+ XEvent * event GCC_UNUSED,
+ String * params GCC_UNUSED,
+ Cardinal *num_params GCC_UNUSED)
+{
+#if OPT_TEK4014
+ if (w == toplevel) {
+ if (term->screen.Tshow)
+ hide_vt_window();
+ else
+ do_hangup(w, (XtPointer) 0, (XtPointer) 0);
+ } else if (term->screen.Vshow)
+ hide_tek_window();
+ else
+#endif
+ do_hangup(w, (XtPointer) 0, (XtPointer) 0);
+}
+
+/* ARGSUSED */
+static void
+KeyboardMapping(Widget w GCC_UNUSED,
+ XEvent * event,
+ String * params GCC_UNUSED,
+ Cardinal *num_params GCC_UNUSED)
+{
+ switch (event->type) {
+ case MappingNotify:
+ XRefreshKeyboardMapping(&event->xmapping);
+ break;
+ }
+}
+
+static XtActionsRec actionProcs[] =
+{
+ {"DeleteWindow", DeleteWindow},
+ {"KeyboardMapping", KeyboardMapping},
+};
+
+char **gblenvp;
+
+int
+main(int argc, char **argv ENVP_ARG)
+{
+ Widget form_top, menu_top;
+ TScreen *screen;
+ int mode;
+ char *my_class = DEFCLASS;
+ Window winToEmbedInto = None;
+
+ /* Do these first, since we may not be able to open the display */
+ ProgramName = argv[0];
+ TRACE_OPTS(xtermOptions, optionDescList, XtNumber(optionDescList));
+ TRACE_ARGV("Before XtOpenApplication", argv);
+ if (argc > 1) {
+ int n;
+ unsigned unique = 2;
+ Bool quit = True;
+
+ for (n = 1; n < argc; n++) {
+ TRACE(("parsing %s\n", argv[n]));
+ if (abbrev(argv[n], "-version", unique)) {
+ Version();
+ } else if (abbrev(argv[n], "-help", unique)) {
+ Help();
+ } else if (abbrev(argv[n], "-class", 3)) {
+ if ((my_class = argv[++n]) == 0) {
+ Help();
+ } else {
+ quit = False;
+ }
+ unique = 3;
+ } else {
+ quit = False;
+ unique = 3;
+ }
+ }
+ if (quit)
+ exit(0);
+ }
+
+ /* XXX: for some obscure reason EMX seems to lose the value of
+ * the environ variable, don't understand why, so save it recently
+ */
+ gblenvp = envp;
+
+#ifdef I18N
+ setlocale(LC_ALL, NULL);
+#endif
+
+/*debug opencons();*/
+
+ ttydev = TypeMallocN(char, PTMS_BUFSZ);
+ ptydev = TypeMallocN(char, PTMS_BUFSZ);
+ if (!ttydev || !ptydev) {
+ fprintf(stderr,
+ "%s: unable to allocate memory for ttydev or ptydev\n",
+ ProgramName);
+ exit(1);
+ }
+ strcpy(ttydev, TTYDEV);
+ strcpy(ptydev, PTYDEV);
+
+ /* Initialization is done here rather than above in order
+ * to prevent any assumptions about the order of the contents
+ * of the various terminal structures (which may change from
+ * implementation to implementation).
+ */
+ d_tio.c_iflag = ICRNL | IXON;
+ d_tio.c_oflag = OPOST | ONLCR | TAB3;
+ d_tio.c_cflag = B38400 | CS8 | CREAD | PARENB | HUPCL;
+ d_tio.c_lflag = ISIG | ICANON | ECHO | ECHOE | ECHOK;
+ d_tio.c_line = 0;
+ d_tio.c_cc[VINTR] = CONTROL('C'); /* '^C' */
+ d_tio.c_cc[VERASE] = 0x7f; /* DEL */
+ d_tio.c_cc[VKILL] = CONTROL('U'); /* '^U' */
+ d_tio.c_cc[VQUIT] = CQUIT; /* '^\' */
+ d_tio.c_cc[VEOF] = CEOF; /* '^D' */
+ d_tio.c_cc[VEOL] = CEOL; /* '^@' */
+
+ XtSetErrorHandler(xt_error);
+#if OPT_SESSION_MGT
+ toplevel = XtOpenApplication(&app_con, my_class,
+ optionDescList,
+ XtNumber(optionDescList),
+ &argc, argv, fallback_resources,
+ sessionShellWidgetClass,
+ NULL, 0);
+#else
+ toplevel = XtAppInitialize(&app_con, my_class,
+ optionDescList,
+ XtNumber(optionDescList),
+ &argc, argv, fallback_resources,
+ NULL, 0);
+#endif /* OPT_SESSION_MGT */
+ XtSetErrorHandler((XtErrorHandler) 0);
+
+ XtGetApplicationResources(toplevel, (XtPointer) &resource,
+ application_resources,
+ XtNumber(application_resources), NULL, 0);
+ TRACE_XRES();
+
+ waiting_for_initial_map = resource.wait_for_map;
+
+ /*
+ * ICCCM delete_window.
+ */
+ XtAppAddActions(app_con, actionProcs, XtNumber(actionProcs));
+
+ /*
+ * fill in terminal modes
+ */
+ if (resource.tty_modes) {
+ int n = parse_tty_modes(resource.tty_modes, ttymodelist);
+ if (n < 0) {
+ fprintf(stderr, "%s: bad tty modes \"%s\"\n",
+ ProgramName, resource.tty_modes);
+ } else if (n > 0) {
+ override_tty_modes = 1;
+ }
+ }
+#if OPT_ZICONBEEP
+ zIconBeep = resource.zIconBeep;
+ zIconBeep_flagged = False;
+ if (zIconBeep > 100 || zIconBeep < -100) {
+ zIconBeep = 0; /* was 100, but I prefer to defaulting off. */
+ fprintf(stderr,
+ "a number between -100 and 100 is required for zIconBeep. 0 used by default\n");
+ }
+#endif /* OPT_ZICONBEEP */
+#if OPT_SAME_NAME
+ sameName = resource.sameName;
+#endif
+ hold_screen = resource.hold_screen ? 1 : 0;
+ xterm_name = resource.xterm_name;
+ if (strcmp(xterm_name, "-") == 0)
+ xterm_name = DFT_TERMTYPE;
+ if (resource.icon_geometry != NULL) {
+ int scr, junk;
+ int ix, iy;
+ Arg args[2];
+
+ for (scr = 0; /* yyuucchh */
+ XtScreen(toplevel) != ScreenOfDisplay(XtDisplay(toplevel), scr);
+ scr++) ;
+
+ args[0].name = XtNiconX;
+ args[1].name = XtNiconY;
+ XGeometry(XtDisplay(toplevel), scr, resource.icon_geometry, "",
+ 0, 0, 0, 0, 0, &ix, &iy, &junk, &junk);
+ args[0].value = (XtArgVal) ix;
+ args[1].value = (XtArgVal) iy;
+ XtSetValues(toplevel, args, 2);
+ }
+
+ XtSetValues(toplevel, ourTopLevelShellArgs,
+ number_ourTopLevelShellArgs);
+
+#if OPT_WIDE_CHARS
+ /* seems as good a place as any */
+ init_classtab();
+#endif
+
+ /* Parse the rest of the command line */
+ TRACE_ARGV("After XtOpenApplication", argv);
+ for (argc--, argv++; argc > 0; argc--, argv++) {
+ if (**argv != '-')
+ Syntax(*argv);
+
+ TRACE(("parsing %s\n", argv[0]));
+ switch (argv[0][1]) {
+ case 'h': /* -help */
+ Help();
+ continue;
+ case 'v': /* -version */
+ Version();
+ continue;
+ case 'C':
+ {
+ struct stat sbuf;
+
+ /* Must be owner and have read/write permission.
+ xdm cooperates to give the console the right user. */
+ if (!stat("/dev/console", &sbuf) &&
+ (sbuf.st_uid == getuid()) &&
+ !access("/dev/console", R_OK | W_OK)) {
+ Console = True;
+ } else
+ Console = False;
+ }
+ continue;
+ case 'S':
+ if (sscanf(*argv + 2, "%c%c%d", passedPty, passedPty + 1,
+ &am_slave) != 3)
+ Syntax(*argv);
+ continue;
+#ifdef DEBUG
+ case 'D':
+ debug = True;
+ continue;
+#endif /* DEBUG */
+ case 'c': /* -class param */
+ if (strcmp(argv[0] + 1, "class") == 0)
+ argc--, argv++;
+ else
+ Syntax(*argv);
+ continue;
+ case 'e':
+ if (argc <= 1)
+ Syntax(*argv);
+ command_to_exec = ++argv;
+ break;
+ case 'i':
+ if (argc <= 1) {
+ Syntax(*argv);
+ } else {
+ char *endPtr;
+ --argc;
+ ++argv;
+ winToEmbedInto = (Window) strtol(argv[0], &endPtr, 10);
+ }
+ continue;
+
+ default:
+ Syntax(*argv);
+ }
+ break;
+ }
+
+ SetupMenus(toplevel, &form_top, &menu_top);
+
+ term = (XtermWidget) XtVaCreateManagedWidget("vt100", xtermWidgetClass,
+ form_top,
+#if OPT_TOOLBAR
+ XtNmenuBar, menu_top,
+ XtNresizable, True,
+ XtNfromVert, menu_top,
+ XtNleft, XawChainLeft,
+ XtNright, XawChainRight,
+ XtNtop, XawChainTop,
+ XtNbottom, XawChainBottom,
+#endif
+ (XtPointer) 0);
+
+ decode_keyboard_type(&resource);
+
+ screen = &term->screen;
+
+ screen->inhibit = 0;
+#ifdef ALLOWLOGGING
+ if (term->misc.logInhibit)
+ screen->inhibit |= I_LOG;
+#endif
+ if (term->misc.signalInhibit)
+ screen->inhibit |= I_SIGNAL;
+#if OPT_TEK4014
+ if (term->misc.tekInhibit)
+ screen->inhibit |= I_TEK;
+#endif
+
+ /*
+ * We might start by showing the tek4014 window.
+ */
+#if OPT_TEK4014
+ if (screen->inhibit & I_TEK)
+ screen->TekEmu = False;
+
+ if (screen->TekEmu && !TekInit())
+ exit(ERROR_INIT);
+#endif
+
+ /*
+ * Start the toolbar at this point, after the first window has been setup.
+ */
+#if OPT_TOOLBAR
+ ShowToolbar(resource.toolBar);
+#endif
+
+#if OPT_SESSION_MGT
+ if (resource.sessionMgt) {
+ TRACE(("Enabling session-management callbacks\n"));
+ XtAddCallback(toplevel, XtNdieCallback, die_callback, NULL);
+ XtAddCallback(toplevel, XtNsaveCallback, save_callback, NULL);
+ }
+#endif
+
+ /*
+ * Set title and icon name if not specified
+ */
+ if (command_to_exec) {
+ Arg args[2];
+
+ if (!resource.title) {
+ if (command_to_exec) {
+ resource.title = x_basename(command_to_exec[0]);
+ } /* else not reached */
+ }
+
+ if (!resource.icon_name)
+ resource.icon_name = resource.title;
+ XtSetArg(args[0], XtNtitle, resource.title);
+ XtSetArg(args[1], XtNiconName, resource.icon_name);
+
+ TRACE(("setting:\n\ttitle \"%s\"\n\ticon \"%s\"\n\tbased on command \"%s\"\n",
+ resource.title,
+ resource.icon_name,
+ *command_to_exec));
+
+ XtSetValues(toplevel, args, 2);
+ }
+#if OPT_LUIT_PROG
+ if (term->misc.callfilter) {
+ int u = (term->misc.use_encoding ? 2 : 0);
+ if (command_to_exec) {
+ int n;
+ char **c;
+ for (n = 0, c = command_to_exec; *c; n++, c++) ;
+ c = TypeMallocN(char *, n + 3 + u);
+ if (c == NULL)
+ SysError(ERROR_LUMALLOC);
+ memcpy(c + 2 + u, command_to_exec, (n + 1) * sizeof(char *));
+ c[0] = term->misc.localefilter;
+ if (u) {
+ c[1] = "-encoding";
+ c[2] = term->misc.locale_str;
+ }
+ c[1 + u] = "--";
+ command_to_exec_with_luit = c;
+ } else {
+ static char *luit[4];
+ luit[0] = term->misc.localefilter;
+ if (u) {
+ luit[1] = "-encoding";
+ luit[2] = term->misc.locale_str;
+ luit[3] = NULL;
+ } else
+ luit[1] = NULL;
+ command_to_exec_with_luit = luit;
+ }
+ }
+#endif
+
+#ifdef DEBUG
+ {
+ /* Set up stderr properly. Opening this log file cannot be
+ done securely by a privileged xterm process (although we try),
+ so the debug feature is disabled by default. */
+ int i = -1;
+ if (debug) {
+ creat_as(getuid(), getgid(), True, "xterm.debug.log", 0666);
+ i = open("xterm.debug.log", O_WRONLY | O_TRUNC);
+ }
+ if (i >= 0) {
+ dup2(i, 2);
+
+ /* mark this file as close on exec */
+ (void) fcntl(i, F_SETFD, 1);
+ }
+ }
+#endif /* DEBUG */
+
+ /* open a terminal for client */
+ get_terminal();
+
+ spawn();
+
+ /* Child process is out there, let's catch its termination */
+ (void) signal(SIGCHLD, reapchild);
+
+ /* Realize procs have now been executed */
+
+ if (am_slave >= 0) { /* Write window id so master end can read and use */
+ char buf[80];
+
+ buf[0] = '\0';
+ sprintf(buf, "%lx\n", XtWindow(SHELL_OF(CURRENT_EMU(screen))));
+ write(screen->respond, buf, strlen(buf));
+ }
+
+ if (0 > (mode = fcntl(screen->respond, F_GETFL, 0)))
+ SysError(ERROR_F_GETFL);
+ mode |= O_NDELAY;
+
+ if (fcntl(screen->respond, F_SETFL, mode))
+ SysError(ERROR_F_SETFL);
+
+ FD_ZERO(&pty_mask);
+ FD_ZERO(&X_mask);
+ FD_ZERO(&Select_mask);
+ FD_SET(screen->respond, &pty_mask);
+ FD_SET(ConnectionNumber(screen->display), &X_mask);
+ FD_SET(screen->respond, &Select_mask);
+ FD_SET(ConnectionNumber(screen->display), &Select_mask);
+ max_plus1 = ((screen->respond < ConnectionNumber(screen->display))
+ ? (1 + ConnectionNumber(screen->display))
+ : (1 + screen->respond));
+
+#ifdef DEBUG
+ if (debug)
+ printf("debugging on\n");
+#endif /* DEBUG */
+ XSetErrorHandler(xerror);
+ XSetIOErrorHandler(xioerror);
+
+ initPtyData(&VTbuffer);
+#ifdef ALLOWLOGGING
+ if (term->misc.log_on) {
+ StartLog(screen);
+ }
+#endif
+
+ if (winToEmbedInto != None) {
+ XtRealizeWidget(toplevel);
+ /*
+ * This should probably query the tree or check the attributes of
+ * winToEmbedInto in order to verify that it exists, but I'm still not
+ * certain what is the best way to do it -GPS
+ */
+ XReparentWindow(XtDisplay(toplevel),
+ XtWindow(toplevel),
+ winToEmbedInto, 0, 0);
+ }
+
+ for (;;) {
+#if OPT_TEK4014
+ if (screen->TekEmu)
+ TekRun();
+ else
+#endif
+ VTRun();
+ }
+ return 0;
+}
+
+/*
+ * Called from get_pty to iterate over likely pseudo terminals
+ * we might allocate. Used on those systems that do not have
+ * a functional interface for allocating a pty.
+ * Returns 0 if found a pty, 1 if fails.
+ */
+static int
+pty_search(int *pty)
+{
+ char namebuf[PTMS_BUFSZ];
+
+ /* ask the PTY manager */
+ int fd = open("/dev/ptms$", 0);
+ if (fd && ptioctl(fd, PTMS_GETPTY, namebuf) == 0) {
+ strcpy(ttydev, namebuf);
+ strcpy(ptydev, namebuf);
+ *x_basename(ttydev) = 't';
+ close(fd);
+ if ((*pty = open(ptydev, O_RDWR)) >= 0) {
+#ifdef PTYDEBUG
+ ptioctl(*pty, XTY_TRACE, 0);
+#endif
+ return 0;
+ } else {
+ fprintf(stderr, "Unable to open %s, errno=%d\n", ptydev, errno);
+ }
+ }
+ return 1;
+}
+
+/*
+ * This function opens up a pty master and stuffs its value into pty.
+ *
+ * If it finds one, it returns a value of 0. If it does not find one,
+ * it returns a value of !0. This routine is designed to be re-entrant,
+ * so that if a pty master is found and later, we find that the slave
+ * has problems, we can re-enter this function and get another one.
+ */
+static int
+get_pty(int *pty)
+{
+ return pty_search(pty);
+}
+
+/*
+ * sets up X and initializes the terminal structure except for term.buf.fildes.
+ */
+static void
+get_terminal(void)
+{
+ TScreen *screen = &term->screen;
+
+ screen->arrow = make_colored_cursor(XC_left_ptr,
+ T_COLOR(screen, MOUSE_FG),
+ T_COLOR(screen, MOUSE_BG));
+}
+
+/*
+ * The only difference in /etc/termcap between 4014 and 4015 is that
+ * the latter has support for switching character sets. We support the
+ * 4015 protocol, but ignore the character switches. Therefore, we
+ * choose 4014 over 4015.
+ *
+ * Features of the 4014 over the 4012: larger (19") screen, 12-bit
+ * graphics addressing (compatible with 4012 10-bit addressing),
+ * special point plot mode, incremental plot mode (not implemented in
+ * later Tektronix terminals), and 4 character sizes.
+ * All of these are supported by xterm.
+ */
+
+#if OPT_TEK4014
+static char *tekterm[] =
+{
+ "tek4014",
+ "tek4015", /* 4014 with APL character set support */
+ "tek4012", /* 4010 with lower case */
+ "tek4013", /* 4012 with APL character set support */
+ "tek4010", /* small screen, upper-case only */
+ "dumb",
+ 0
+};
+#endif
+
+/* The VT102 is a VT100 with the Advanced Video Option included standard.
+ * It also adds Escape sequences for insert/delete character/line.
+ * The VT220 adds 8-bit character sets, selective erase.
+ * The VT320 adds a 25th status line, terminal state interrogation.
+ * The VT420 has up to 48 lines on the screen.
+ */
+
+static char *vtterm[] =
+{
+#ifdef USE_X11TERM
+ "x11term", /* for people who want special term name */
+#endif
+ DFT_TERMTYPE, /* for people who want special term name */
+ "xterm", /* the prefered name, should be fastest */
+ "vt102",
+ "vt100",
+ "ansi",
+ "dumb",
+ 0
+};
+
+/* ARGSUSED */
+static SIGNAL_T
+hungtty(int i GCC_UNUSED)
+{
+ longjmp(env, 1);
+ SIGNAL_RETURN;
+}
+
+struct {
+ int rows;
+ int cols;
+} handshake = {
+
+ -1, -1
+};
+
+void
+first_map_occurred(void)
+{
+ TScreen *screen = &term->screen;
+ handshake.rows = screen->max_row;
+ handshake.cols = screen->max_col;
+ waiting_for_initial_map = False;
+}
+
+static void
+set_owner(char *device, uid_t uid, gid_t gid, mode_t mode)
+{
+ int why;
+
+ if (chown(device, uid, gid) < 0) {
+ why = errno;
+ if (why != ENOENT
+ && getuid() == 0) {
+ fprintf(stderr, "Cannot chown %s to %ld,%ld: %s\n",
+ device, (long) uid, (long) gid, strerror(why));
+ }
+ }
+ if (chmod(device, mode) < 0) {
+ why = errno;
+ if (why != ENOENT) {
+ struct stat sb;
+ if (stat(device, &sb) < 0) {
+ fprintf(stderr, "Cannot chmod %s to %03o: %s\n",
+ device, mode, strerror(why));
+ } else {
+ fprintf(stderr,
+ "Cannot chmod %s to %03o currently %03o: %s\n",
+ device, mode, (sb.st_mode & S_IFMT), strerror(why));
+ }
+ }
+ }
+}
+
+#define THE_PARENT 1
+#define THE_CHILD 2
+int whoami = -1;
+
+SIGNAL_T
+killit(int sig)
+{
+ switch (whoami) {
+ case -1:
+ signal(sig, killit);
+ kill(-getpid(), sig);
+ break;
+ case THE_PARENT:
+ wait(NULL);
+ signal(SIGTERM, SIG_DFL);
+ kill(-getpid(), SIGTERM);
+ Exit(0);
+ break;
+ case THE_CHILD:
+ signal(SIGTERM, SIG_DFL);
+ kill(-getppid(), SIGTERM);
+ Exit(0);
+ break;
+ }
+
+ SIGNAL_RETURN;
+}
+
+#define close_fd(fd) close(fd), fd = -1
+
+static int
+spawn(void)
+/*
+ * Inits pty and tty and forks a login process.
+ * Does not close fd Xsocket.
+ * If slave, the pty named in passedPty is already open for use
+ */
+{
+ TScreen *screen = &term->screen;
+ int Xsocket = ConnectionNumber(screen->display);
+
+ int ttyfd = -1;
+ struct termio tio;
+ int status;
+
+ char termcap[TERMCAP_SIZE], newtc[TERMCAP_SIZE];
+ char *TermName = NULL;
+ char *ptr, *shname, buf[64];
+ int i, no_dev_tty = False, envsize;
+ char *dev_tty_name = (char *) 0;
+ TTYSIZE_STRUCT ts;
+ int pgrp = getpid();
+ char numbuf[12], **envnew;
+
+ screen->uid = getuid();
+ screen->gid = getgid();
+
+ if (am_slave >= 0) {
+ screen->respond = am_slave;
+ ptydev[strlen(ptydev) - 2] =
+ ttydev[strlen(ttydev) - 2] = passedPty[0];
+ ptydev[strlen(ptydev) - 1] =
+ ttydev[strlen(ttydev) - 1] = passedPty[1];
+
+ setgid(screen->gid);
+ setuid(screen->uid);
+ } else {
+ Bool tty_got_hung;
+
+ /*
+ * Sometimes /dev/tty hangs on open (as in the case of a pty
+ * that has gone away). Simply make up some reasonable
+ * defaults.
+ */
+
+ signal(SIGALRM, hungtty);
+ alarm(2); /* alarm(1) might return too soon */
+ if (!setjmp(env)) {
+ ttyfd = open("/dev/tty", O_RDWR);
+ alarm(0);
+ tty_got_hung = False;
+ } else {
+ tty_got_hung = True;
+ ttyfd = -1;
+ errno = ENXIO;
+ }
+ signal(SIGALRM, SIG_DFL);
+
+ /*
+ * Check results and ignore current control terminal if
+ * necessary. ENXIO is what is normally returned if there is
+ * no controlling terminal, but some systems (e.g. SunOS 4.0)
+ * seem to return EIO. Solaris 2.3 is said to return EINVAL.
+ */
+ if (ttyfd < 0) {
+ if (tty_got_hung || errno == ENXIO || errno == EIO ||
+ errno == EINVAL || errno == ENOTTY) {
+ no_dev_tty = True;
+ tio = d_tio;
+ } else {
+ SysError(ERROR_OPDEVTTY);
+ }
+ } else {
+
+ /* Get a copy of the current terminal's state,
+ * if we can. Some systems (e.g., SVR4 and MacII)
+ * may not have a controlling terminal at this point
+ * if started directly from xdm or xinit,
+ * in which case we just use the defaults as above.
+ */
+ if (ioctl(ttyfd, TCGETA, &tio) == -1)
+ tio = d_tio;
+
+ close_fd(ttyfd);
+ }
+
+ if (get_pty(&screen->respond)) {
+ /* no ptys! */
+ exit(ERROR_PTYS);
+ }
+ }
+
+ /* avoid double MapWindow requests */
+ XtSetMappedWhenManaged(XtParent(CURRENT_EMU(screen)), False);
+
+ wm_delete_window = XInternAtom(XtDisplay(toplevel), "WM_DELETE_WINDOW",
+ False);
+
+ if (!TEK4014_ACTIVE(screen))
+ VTInit(); /* realize now so know window size for tty driver */
+
+ if (Console) {
+ /*
+ * Inform any running xconsole program
+ * that we are going to steal the console.
+ */
+ XmuGetHostname(mit_console_name + MIT_CONSOLE_LEN, 255);
+ mit_console = XInternAtom(screen->display, mit_console_name, False);
+ /* the user told us to be the console, so we can use CurrentTime */
+ XtOwnSelection(XtParent(CURRENT_EMU(screen)),
+ mit_console, CurrentTime,
+ ConvertConsoleSelection, NULL, NULL);
+ }
+#if OPT_TEK4014
+ if (screen->TekEmu) {
+ envnew = tekterm;
+ ptr = newtc;
+ } else
+#endif
+ {
+ envnew = vtterm;
+ ptr = termcap;
+ }
+
+ /*
+ * This used to exit if no termcap entry was found for the specified
+ * terminal name. That's a little unfriendly, so instead we'll allow
+ * the program to proceed (but not to set $TERMCAP) if the termcap
+ * entry is not found.
+ */
+ if (!get_termcap(TermName = resource.term_name, ptr, newtc)) {
+ char *last = NULL;
+ TermName = *envnew;
+ while (*envnew != NULL) {
+ if ((last == NULL || strcmp(last, *envnew))
+ && get_termcap(*envnew, ptr, newtc)) {
+ TermName = *envnew;
+ break;
+ }
+ last = *envnew;
+ envnew++;
+ }
+ }
+
+ /* tell tty how big window is */
+#if OPT_TEK4014
+ if (TEK4014_ACTIVE(screen)) {
+ TTYSIZE_ROWS(ts) = 38;
+ TTYSIZE_COLS(ts) = 81;
+ ts.ws_xpixel = TFullWidth(screen);
+ ts.ws_ypixel = TFullHeight(screen);
+ } else
+#endif
+ {
+ TTYSIZE_ROWS(ts) = MaxRows(screen);
+ TTYSIZE_COLS(ts) = MaxCols(screen);
+ ts.ws_xpixel = FullWidth(screen);
+ ts.ws_ypixel = FullHeight(screen);
+ }
+
+ if (am_slave < 0) {
+
+ char sema[40];
+ HEV sev;
+ /* start a child process
+ * use an event sema for sync
+ */
+ sprintf(sema, "\\SEM32\\xterm%s", &ptydev[8]);
+ if (DosCreateEventSem(sema, &sev, DC_SEM_SHARED, False))
+ SysError(ERROR_FORK);
+
+ switch ((screen->pid = fork())) {
+ case -1: /* error */
+ SysError(ERROR_FORK);
+ default: /* parent */
+ whoami = THE_PARENT;
+ DosWaitEventSem(sev, 1000L);
+ DosCloseEventSem(sev);
+ break;
+ case 0: /* child */
+ whoami = THE_CHILD;
+
+/*debug fclose(confd);
+opencons();*/
+ /* we don't need the socket, or the pty master anymore */
+ close(ConnectionNumber(screen->display));
+ close(screen->respond);
+
+ /* Now is the time to set up our process group and
+ * open up the pty slave.
+ */
+ if ((ttyfd = open(ttydev, O_RDWR)) < 0) {
+ /* dumm gelaufen */
+ fprintf(stderr, "Cannot open slave side of PTY\n");
+ exit(1);
+ }
+
+ /* use the same tty name that everyone else will use
+ * (from ttyname)
+ */
+#ifdef EMXNOTBOGUS
+ if ((ptr = ttyname(ttyfd)) != 0) {
+ /* it may be bigger */
+ ttydev = TypeRealloc(char, strlen(ptr) + 1, ttydev);
+ if (ttydev == NULL) {
+ SysError(ERROR_SPREALLOC);
+ }
+ (void) strcpy(ttydev, ptr);
+ }
+#else
+ ptr = ttydev;
+#endif
+ /* for safety: enable DUPs */
+ ptioctl(ttyfd, XTY_ENADUP, 0);
+
+ /* change ownership of tty to real group and user id */
+ set_owner(ttydev, screen->uid, screen->gid,
+ (resource.messages ? 0622U : 0600U));
+
+ /* for the xf86sup-pty, we set the pty to bypass: OS/2 does
+ * not have a line discipline structure
+ */
+ {
+ struct termio t, t1;
+ if (ptioctl(ttyfd, TCGETA, (char *) &t) < 0)
+ t = d_tio;
+
+ t.c_iflag = ICRNL;
+ t.c_oflag = OPOST | ONLCR;
+ t.c_lflag = ISIG | ICANON | ECHO | ECHOE | ECHOK;
+
+ /* ignore error code, user will see it :-) */
+ ptioctl(ttyfd, TCSETA, (char *) &t);
+
+ /* set the console mode */
+ if (Console) {
+ int on = 1;
+ if (ioctl(ttyfd, TIOCCONS, (char *) &on) == -1)
+ fprintf(stderr, "%s: cannot open console\n", xterm_name);
+ }
+ }
+
+ signal(SIGCHLD, SIG_DFL);
+ signal(SIGHUP, SIG_IGN);
+
+ /* restore various signals to their defaults */
+ signal(SIGINT, SIG_DFL);
+ signal(SIGQUIT, SIG_DFL);
+ signal(SIGTERM, SIG_DFL);
+
+ /* copy the environment before Setenv'ing */
+ for (i = 0; gblenvp[i] != NULL; i++) ;
+
+ /* compute number of xtermSetenv() calls below */
+ envsize = 1; /* (NULL terminating entry) */
+ envsize += 5; /* TERM, WINDOWID, DISPLAY, _SHELL, _VERSION */
+ envsize += 2; /* COLUMNS, LINES */
+
+ envnew = TypeCallocN(char *, (unsigned) i + envsize);
+ memmove((char *) envnew, (char *) gblenvp, i * sizeof(char *));
+ gblenvp = envnew;
+ xtermSetenv("TERM=", TermName);
+ if (!TermName)
+ *newtc = 0;
+
+ sprintf(buf, "%lu",
+ ((unsigned long) XtWindow(SHELL_OF(CURRENT_EMU(screen)))));
+ xtermSetenv("WINDOWID=", buf);
+
+ /* put the display into the environment of the shell */
+ xtermSetenv("DISPLAY=", XDisplayString(screen->display));
+
+ xtermSetenv("XTERM_VERSION=", xtermVersion());
+
+ signal(SIGTERM, SIG_DFL);
+
+ /* this is the time to go and set up stdin, out, and err
+ */
+ /* dup the tty */
+ for (i = 0; i <= 2; i++)
+ if (i != ttyfd) {
+ (void) close(i);
+ (void) dup(ttyfd);
+ }
+
+ /* and close the tty */
+ if (ttyfd > 2)
+ close_fd(ttyfd);
+
+ setpgrp(0, pgrp);
+ setgid(screen->gid);
+ setuid(screen->uid);
+
+ if (handshake.rows > 0 && handshake.cols > 0) {
+ set_max_row(screen, handshake.rows);
+ set_max_col(screen, handshake.cols);
+ TTYSIZE_ROWS(ts) = MaxRows(screen);
+ TTYSIZE_COLS(ts) = MaxCols(screen);
+ ts.ws_xpixel = FullWidth(screen);
+ ts.ws_ypixel = FullHeight(screen);
+ }
+
+ sprintf(numbuf, "%d", MaxCols(screen));
+ xtermSetenv("COLUMNS=", numbuf);
+ sprintf(numbuf, "%d", MaxRows(screen));
+ xtermSetenv("LINES=", numbuf);
+
+ /* reconstruct dead environ variable */
+ environ = gblenvp;
+
+ /* need to reset after all the ioctl bashing we did above */
+ ptioctl(0, TIOCSWINSZ, (char *) &ts);
+
+ signal(SIGHUP, SIG_DFL);
+
+ /* okay everything seems right, so tell the parent, we are going */
+ {
+ char sema[40];
+ HEV sev;
+ sprintf(sema, "\\SEM32\\xterm%s", &ttydev[8]);
+ DosOpenEventSem(sema, &sev);
+ DosPostEventSem(sev);
+ DosCloseEventSem(sev);
+ }
+
+#if OPT_LUIT_PROG
+ /*
+ * Use two copies of command_to_exec, in case luit is not actually
+ * there, or refuses to run. In that case we will fall-through to
+ * to command that the user gave anyway.
+ */
+ if (command_to_exec_with_luit) {
+ xtermSetenv("XTERM_SHELL=",
+ xtermFindShell(*command_to_exec_with_luit, False));
+ TRACE(("spawning command \"%s\"\n", *command_to_exec_with_luit));
+ execvp(*command_to_exec_with_luit, command_to_exec_with_luit);
+ /* print error message on screen */
+ fprintf(stderr, "%s: Can't execvp %s: %s\n",
+ xterm_name, *command_to_exec_with_luit, strerror(errno));
+ fprintf(stderr, "%s: cannot support your locale.\n",
+ xterm_name);
+ }
+#endif
+ if (command_to_exec) {
+ xtermSetenv("XTERM_SHELL=",
+ xtermFindShell(*command_to_exec, False));
+ TRACE(("spawning command \"%s\"\n", *command_to_exec));
+ execvpe(*command_to_exec, command_to_exec, gblenvp);
+
+ /* print error message on screen */
+ fprintf(stderr, "%s: Can't execvp %s\n",
+ xterm_name, *command_to_exec);
+ }
+
+ /* use a layered mechanism to find a shell */
+ ptr = getenv("X11SHELL");
+ if (!ptr)
+ ptr = getenv("SHELL");
+ if (!ptr)
+ ptr = getenv("OS2_SHELL");
+ if (!ptr)
+ ptr = "SORRY_NO_SHELL_FOUND";
+ xtermSetenv("XTERM_SHELL=", ptr);
+
+ shname = x_basename(ptr);
+ if (command_to_exec) {
+ char *exargv[10]; /*XXX */
+
+ exargv[0] = ptr;
+ exargv[1] = "/C";
+ exargv[2] = command_to_exec[0];
+ exargv[3] = command_to_exec[1];
+ exargv[4] = command_to_exec[2];
+ exargv[5] = command_to_exec[3];
+ exargv[6] = command_to_exec[4];
+ exargv[7] = command_to_exec[5];
+ exargv[8] = command_to_exec[6];
+ exargv[9] = 0;
+ execvpe(exargv[0], exargv, gblenvp);
+
+ /* print error message on screen */
+ fprintf(stderr, "%s: Can't execvp %s\n",
+ xterm_name, *command_to_exec);
+ } else {
+ execlpe(ptr, shname, 0, gblenvp);
+
+ /* Exec failed. */
+ fprintf(stderr, "%s: Could not exec %s!\n",
+ xterm_name, ptr);
+ }
+ sleep(5);
+
+ /* preventively shoot the parent */
+ kill(-getppid(), SIGTERM);
+
+ exit(ERROR_EXEC);
+ } /* endcase */
+ }
+ /* !am_slave */
+ signal(SIGHUP, SIG_IGN);
+/*
+ * Unfortunately, System V seems to have trouble divorcing the child process
+ * from the process group of xterm. This is a problem because hitting the
+ * INTR or QUIT characters on the keyboard will cause xterm to go away if we
+ * don't ignore the signals. This is annoying.
+ */
+
+/* signal (SIGINT, SIG_IGN);*/
+ signal(SIGINT, killit);
+ signal(SIGTERM, killit);
+
+ /* hung shell problem */
+ signal(SIGQUIT, SIG_IGN);
+/* signal (SIGTERM, SIG_IGN);*/
+ return 0;
+} /* end spawn */
+
+SIGNAL_T
+Exit(int n)
+{
+ TScreen *screen = &term->screen;
+ int pty = term->screen.respond; /* file descriptor of pty */
+ close(pty); /* close explicitly to avoid race with slave side */
+#ifdef ALLOWLOGGING
+ if (screen->logging)
+ CloseLog(screen);
+#endif
+ if (am_slave < 0) {
+ /* restore ownership of tty and pty */
+ set_owner(ttydev, 0, 0, 0666U);
+ set_owner(ptydev, 0, 0, 0666U);
+ }
+ exit(n);
+ SIGNAL_RETURN;
+}
+
+/* ARGSUSED */
+static void
+resize(TScreen * screen, char *oldtc, char *newtc)
+{
+}
+
+/*
+ * Does a non-blocking wait for a child process. If the system
+ * doesn't support non-blocking wait, do nothing.
+ * Returns the pid of the child, or 0 or -1 if none or error.
+ */
+int
+nonblocking_wait(void)
+{
+ pid_t pid;
+
+ pid = waitpid(-1, NULL, WNOHANG);
+ return pid;
+}
+
+/* ARGSUSED */
+static SIGNAL_T
+reapchild(int n GCC_UNUSED)
+{
+ int olderrno = errno;
+ int pid;
+
+ pid = wait(NULL);
+
+ /* cannot re-enable signal before waiting for child
+ * because then SVR4 loops. Sigh. HP-UX 9.01 too.
+ */
+ (void) signal(SIGCHLD, reapchild);
+
+ do {
+ if (pid == term->screen.pid) {
+#ifdef DEBUG
+ if (debug)
+ fputs("Exiting\n", stderr);
+#endif
+ if (!hold_screen)
+ need_cleanup = TRUE;
+ }
+ } while ((pid = nonblocking_wait()) > 0);
+
+ errno = olderrno;
+ SIGNAL_RETURN;
+}
+
+/*
+ * parse_tty_modes accepts lines of the following form:
+ *
+ * [SETTING] ...
+ *
+ * where setting consists of the words in the modelist followed by a character
+ * or ^char.
+ */
+static int
+parse_tty_modes(char *s, struct _xttymodes *modelist)
+{
+ struct _xttymodes *mp;
+ int c;
+ int count = 0;
+
+ TRACE(("parse_tty_modes\n"));
+ while (1) {
+ while (*s && isascii(CharOf(*s)) && isspace(CharOf(*s)))
+ s++;
+ if (!*s)
+ return count;
+
+ for (mp = modelist; mp->name; mp++) {
+ if (strncmp(s, mp->name, mp->len) == 0)
+ break;
+ }
+ if (!mp->name)
+ return -1;
+
+ s += mp->len;
+ while (*s && isascii(CharOf(*s)) && isspace(CharOf(*s)))
+ s++;
+ if (!*s)
+ return -1;
+
+ if ((c = decode_keyvalue(&s, False)) != -1) {
+ mp->value = c;
+ mp->set = 1;
+ count++;
+ TRACE(("...parsed #%d: %s=%#x\n", count, mp->name, c));
+ }
+ }
+}
+
+int
+GetBytesAvailable(int fd)
+{
+ long arg;
+ ioctl(fd, FIONREAD, (char *) &arg);
+ return (int) arg;
+}
+
+/* Utility function to try to hide system differences from
+ everybody who used to call killpg() */
+
+int
+kill_process_group(int pid, int sig)
+{
+ return kill(-pid, sig);
+}
+
+int
+ptioctl(int fd, int func, void *data)
+{
+ APIRET rc;
+ ULONG len;
+ struct pt_termios pt;
+ struct termio *t;
+ int i;
+
+ switch (func) {
+ case TCGETA:
+ rc = DosDevIOCtl(fd, XFREE86_PTY, XTY_TIOCGETA,
+ NULL, 0, NULL,
+ (ULONG *) & pt, sizeof(struct pt_termios), &len);
+ if (rc)
+ return -1;
+ t = (struct termio *) data;
+ t->c_iflag = pt.c_iflag;
+ t->c_oflag = pt.c_oflag;
+ t->c_cflag = pt.c_cflag;
+ t->c_lflag = pt.c_lflag;
+ for (i = 0; i < NCC; i++)
+ t->c_cc[i] = pt.c_cc[i];
+ return 0;
+ case TCSETA:
+ case TCSETAW:
+ case TCSETAF:
+ t = (struct termio *) data;
+ pt.c_iflag = t->c_iflag;
+ pt.c_oflag = t->c_oflag;
+ pt.c_cflag = t->c_cflag;
+ pt.c_lflag = t->c_lflag;
+
+ for (i = 0; i < NCC; i++)
+ pt.c_cc[i] = t->c_cc[i];
+ if (func == TCSETA)
+ i = XTY_TIOCSETA;
+ else if (func == TCSETAW)
+ i = XTY_TIOCSETAW;
+ else
+ i = XTY_TIOCSETAF;
+ rc = DosDevIOCtl(fd, XFREE86_PTY, i,
+ (ULONG *) & pt, sizeof(struct pt_termios), &len,
+ NULL, 0, NULL);
+ return (rc) ? -1 : 0;
+ case TIOCCONS:
+ return DosDevIOCtl(fd, XFREE86_PTY, XTY_TIOCCONS,
+ (ULONG *) data, sizeof(ULONG), &len,
+ NULL, 0, NULL);
+ case TIOCSWINSZ:
+ return DosDevIOCtl(fd, XFREE86_PTY, XTY_TIOCSWINSZ,
+ (ULONG *) data, sizeof(TTYSIZE_STRUCT), &len,
+ NULL, 0, NULL);
+ case TIOCGWINSZ:
+ return DosDevIOCtl(fd, XFREE86_PTY, XTY_TIOCGWINSZ,
+ NULL, 0, NULL,
+ (ULONG *) data, sizeof(TTYSIZE_STRUCT), &len);
+ case XTY_ENADUP:
+ i = 1;
+ return DosDevIOCtl(fd, XFREE86_PTY, XTY_ENADUP,
+ (ULONG *) & i, sizeof(ULONG), &len,
+ NULL, 0, NULL);
+ case XTY_TRACE:
+ i = 2;
+ return DosDevIOCtl(fd, XFREE86_PTY, XTY_TRACE,
+ (ULONG *) & i, sizeof(ULONG), &len,
+ NULL, 0, NULL);
+ case PTMS_GETPTY:
+ i = 1;
+ return DosDevIOCtl(fd, XFREE86_PTY, PTMS_GETPTY,
+ (ULONG *) & i, sizeof(ULONG), &len,
+ (UCHAR *) data, 14, &len);
+ default:
+ return -1;
+ }
+}