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/*----------------------------------------------------------------------* |
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* File: init.C |
| 3 |
*----------------------------------------------------------------------* |
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* |
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* All portions of code are copyright by their respective author/s. |
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* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> |
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* - original version |
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* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> |
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* - extensive modifications |
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* Copyright (c) 1996 Chuck Blake <cblake@BBN.COM> |
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* Copyright (c) 1997 mj olesen <olesen@me.queensu.ca> |
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* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
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* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
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* - extensive modifications |
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* Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com> |
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* - QNX support |
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* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*---------------------------------------------------------------------*/ |
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/* |
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* Initialisation routines. |
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*/ |
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|
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#include "../config.h" /* NECESSARY */ |
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#include "rxvt.h" /* NECESSARY */ |
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#include "rxvtutil.h" |
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#include "init.h" |
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|
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#include <limits> |
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|
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#include <csignal> |
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|
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#ifdef DISPLAY_IS_IP |
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/* On Solaris link with -lsocket and -lnsl */ |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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|
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/* these next two are probably only on Sun (not Solaris) */ |
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#ifdef HAVE_SYS_SOCKIO_H |
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#include <sys/sockio.h> |
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#endif |
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#ifdef HAVE_SYS_BYTEORDER_H |
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#include <sys/byteorder.h> |
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#endif |
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|
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#include <netinet/in.h> |
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#include <arpa/inet.h> |
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#include <net/if.h> |
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#include <net/if_arp.h> |
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|
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static char * |
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rxvt_network_display (const char *display) |
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{ |
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char buffer[1024], *rval = NULL; |
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struct ifconf ifc; |
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struct ifreq *ifr; |
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int i, skfd; |
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|
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if (display[0] != ':' && strncmp (display, "unix:", 5)) |
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return (char *) display; /* nothing to do */ |
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|
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ifc.ifc_len = sizeof (buffer); /* Get names of all ifaces */ |
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ifc.ifc_buf = buffer; |
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|
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if ((skfd = socket (AF_INET, SOCK_DGRAM, 0)) < 0) |
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{ |
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perror ("socket"); |
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return NULL; |
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} |
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|
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if (ioctl (skfd, SIOCGIFCONF, &ifc) < 0) |
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{ |
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perror ("SIOCGIFCONF"); |
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close (skfd); |
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return NULL; |
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} |
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|
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for (i = 0, ifr = ifc.ifc_req; |
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i < (ifc.ifc_len / sizeof (struct ifreq)); |
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i++, ifr++) |
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{ |
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struct ifreq ifr2; |
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|
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strcpy (ifr2.ifr_name, ifr->ifr_name); |
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|
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if (ioctl (skfd, SIOCGIFADDR, &ifr2) >= 0) |
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{ |
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unsigned long addr; |
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struct sockaddr_in *p_addr; |
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|
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p_addr = (struct sockaddr_in *) &ifr2.ifr_addr; |
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addr = htonl ((unsigned long)p_addr->sin_addr.s_addr); |
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|
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/* |
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* not "0.0.0.0" or "127.0.0.1" - so format the address |
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*/ |
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if (addr && addr != 0x7F000001) |
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{ |
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char *colon = strchr (display, ':'); |
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|
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if (colon == NULL) |
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colon = ":0.0"; |
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|
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rval = rxvt_malloc (strlen (colon) + 16); |
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sprintf (rval, "%d.%d.%d.%d%s", |
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(int) ((addr >> 030) & 0xFF), |
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(int) ((addr >> 020) & 0xFF), |
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(int) ((addr >> 010) & 0xFF), |
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(int) (addr & 0xFF), colon); |
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break; |
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} |
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} |
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} |
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|
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close (skfd); |
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|
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return rval; |
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} |
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#endif |
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|
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const char *const def_colorName[] = |
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{ |
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COLOR_FOREGROUND, |
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COLOR_BACKGROUND, |
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/* low-intensity colors */ |
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"rgb:00/00/00", // 0: black (Black) |
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"rgb:cd/00/00", // 1: red (Red3) |
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"rgb:00/cd/00", // 2: green (Green3) |
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"rgb:cd/cd/00", // 3: yellow (Yellow3) |
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"rgb:00/00/cd", // 4: blue (Blue3) |
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"rgb:cd/00/cd", // 5: magenta (Magenta3) |
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"rgb:00/cd/cd", // 6: cyan (Cyan3) |
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# ifdef XTERM_COLORS |
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"rgb:e5/e5/e5", // 7: white (Grey90) |
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# else |
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"rgb:fa/eb/d7", // 7: white (AntiqueWhite) |
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# endif |
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/* high-intensity colors */ |
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# ifdef XTERM_COLORS |
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"rgb:4d/4d/4d", // 8: bright black (Grey30) |
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# else |
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"rgb:40/40/40", // 8: bright black (Grey25) |
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# endif |
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"rgb:ff/00/00", // 1/9: bright red (Reed) |
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"rgb:00/ff/00", // 2/10: bright green (Green) |
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"rgb:ff/ff/00", // 3/11: bright yellow (Yellow) |
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"rgb:00/00/ff", // 4/12: bright blue (Blue) |
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"rgb:ff/00/ff", // 5/13: bright magenta (Magenta) |
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"rgb:00/ff/ff", // 6/14: bright cyan (Cyan) |
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"rgb:ff/ff/ff", // 7/15: bright white (White) |
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|
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// 88 xterm colours |
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"rgb:00/00/00", |
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"rgb:00/00/8b", |
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"rgb:00/00/cd", |
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"rgb:00/00/ff", |
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"rgb:00/8b/00", |
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"rgb:00/8b/8b", |
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"rgb:00/8b/cd", |
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"rgb:00/8b/ff", |
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"rgb:00/cd/00", |
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"rgb:00/cd/8b", |
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"rgb:00/cd/cd", |
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"rgb:00/cd/ff", |
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"rgb:00/ff/00", |
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"rgb:00/ff/8b", |
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"rgb:00/ff/cd", |
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"rgb:00/ff/ff", |
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"rgb:8b/00/00", |
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"rgb:8b/00/8b", |
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"rgb:8b/00/cd", |
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"rgb:8b/00/ff", |
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"rgb:8b/8b/00", |
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"rgb:8b/8b/8b", |
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"rgb:8b/8b/cd", |
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"rgb:8b/8b/ff", |
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"rgb:8b/cd/00", |
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"rgb:8b/cd/8b", |
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"rgb:8b/cd/cd", |
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"rgb:8b/cd/ff", |
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"rgb:8b/ff/00", |
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"rgb:8b/ff/8b", |
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"rgb:8b/ff/cd", |
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"rgb:8b/ff/ff", |
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"rgb:cd/00/00", |
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"rgb:cd/00/8b", |
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"rgb:cd/00/cd", |
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"rgb:cd/00/ff", |
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"rgb:cd/8b/00", |
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"rgb:cd/8b/8b", |
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"rgb:cd/8b/cd", |
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"rgb:cd/8b/ff", |
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"rgb:cd/cd/00", |
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"rgb:cd/cd/8b", |
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"rgb:cd/cd/cd", |
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"rgb:cd/cd/ff", |
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"rgb:cd/ff/00", |
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"rgb:cd/ff/8b", |
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"rgb:cd/ff/cd", |
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"rgb:cd/ff/ff", |
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"rgb:ff/00/00", |
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"rgb:ff/00/8b", |
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"rgb:ff/00/cd", |
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"rgb:ff/00/ff", |
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"rgb:ff/8b/00", |
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"rgb:ff/8b/8b", |
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"rgb:ff/8b/cd", |
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"rgb:ff/8b/ff", |
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"rgb:ff/cd/00", |
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"rgb:ff/cd/8b", |
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"rgb:ff/cd/cd", |
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"rgb:ff/cd/ff", |
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"rgb:ff/ff/00", |
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"rgb:ff/ff/8b", |
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"rgb:ff/ff/cd", |
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"rgb:ff/ff/ff", |
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"rgb:2e/2e/2e", |
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"rgb:5c/5c/5c", |
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"rgb:73/73/73", |
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"rgb:8b/8b/8b", |
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"rgb:a2/a2/a2", |
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"rgb:b9/b9/b9", |
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"rgb:d0/d0/d0", |
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"rgb:e7/e7/e7", |
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|
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#ifndef NO_CURSORCOLOR |
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COLOR_CURSOR_BACKGROUND, |
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COLOR_CURSOR_FOREGROUND, |
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#endif /* ! NO_CURSORCOLOR */ |
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NULL, /* Color_pointer_fg */ |
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NULL, /* Color_pointer_bg */ |
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NULL, /* Color_border */ |
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#ifndef NO_BOLD_UNDERLINE_REVERSE |
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NULL, /* Color_BD */ |
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NULL, /* Color_IT */ |
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NULL, /* Color_UL */ |
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NULL, /* Color_RV */ |
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#endif /* ! NO_BOLD_UNDERLINE_REVERSE */ |
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#if ENABLE_FRILLS |
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NULL, // Color_underline |
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#endif |
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#ifdef OPTION_HC |
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NULL, |
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#endif |
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#ifdef KEEP_SCROLLCOLOR |
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COLOR_SCROLLBAR, |
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COLOR_SCROLLTROUGH, |
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#endif /* KEEP_SCROLLCOLOR */ |
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#if ENABLE_TRANSPARENCY |
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NULL, |
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#endif |
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#if OFF_FOCUS_FADING |
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"rgb:00/00/00", |
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#endif |
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}; |
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|
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bool |
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rxvt_term::init_vars () |
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{ |
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pix_colors = // |
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pix_colors_focused = new rxvt_color [TOTAL_COLORS]; |
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#ifdef OFF_FOCUS_FADING |
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pix_colors_unfocused = new rxvt_color [TOTAL_COLORS]; |
| 277 |
#endif |
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|
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|
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MEvent.time = CurrentTime; |
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MEvent.button = AnyButton; |
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want_refresh = 1; |
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priv_modes = SavedModes = PrivMode_Default; |
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ncol = 80; |
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nrow = 24; |
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int_bwidth = INTERNALBORDERWIDTH; |
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ext_bwidth = EXTERNALBORDERWIDTH; |
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lineSpace = LINESPACE; |
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saveLines = SAVELINES; |
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numpix_colors = TOTAL_COLORS; |
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|
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refresh_type = SLOW_REFRESH; |
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|
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oldcursor.row = oldcursor.col = -1; |
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last_bot = last_state = -1; |
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|
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set_option (Opt_scrollBar); |
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set_option (Opt_scrollTtyOutput); |
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set_option (Opt_jumpScroll); |
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set_option (Opt_skipScroll); |
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set_option (Opt_secondaryScreen); |
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set_option (Opt_secondaryScroll); |
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set_option (Opt_pastableTabs); |
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set_option (Opt_intensityStyles); |
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set_option (Opt_iso14755_52); |
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|
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return true; |
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} |
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|
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void |
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rxvt_term::init_secondary () |
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{ |
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int i; |
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|
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/* |
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* Close all unused file descriptors |
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* We don't want them, we don't need them. |
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*/ |
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if ((i = open ("/dev/null", O_RDONLY)) < 0) |
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{ |
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/* TODO: BOO HISS */ |
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dup2 (STDERR_FILENO, STDIN_FILENO); |
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} |
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else if (i != STDIN_FILENO) |
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{ |
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dup2 (i, STDIN_FILENO); |
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close (i); |
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} |
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|
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dup2 (STDERR_FILENO, STDOUT_FILENO); |
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|
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#if 0 // schmorp sayz closing filies is murder |
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for (i = STDERR_FILENO + 1; i < num_fds; i++) |
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{ |
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#ifdef __sgi /* Alex Coventry says we need 4 & 7 too */ |
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if (i == 4 || i == 7) |
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continue; |
| 338 |
#endif |
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close (i); |
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} |
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#endif |
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} |
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|
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/*----------------------------------------------------------------------*/ |
| 345 |
const char ** |
| 346 |
rxvt_term::init_resources (int argc, const char *const *argv) |
| 347 |
{ |
| 348 |
int i, r_argc; |
| 349 |
const char **cmd_argv, **r_argv; |
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|
| 351 |
/* |
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* Look for -e option. Find => split and make cmd_argv[] of command args |
| 353 |
*/ |
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for (r_argc = 0; r_argc < argc; r_argc++) |
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if (!strcmp (argv[r_argc], "-e")) |
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break; |
| 357 |
|
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r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1)); |
| 359 |
|
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for (i = 0; i < r_argc; i++) |
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r_argv[i] = (const char *)argv[i]; |
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|
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r_argv[i] = NULL; |
| 364 |
|
| 365 |
if (r_argc == argc) |
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cmd_argv = NULL; |
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else |
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{ |
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cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc)); |
| 370 |
|
| 371 |
for (i = 0; i < argc - r_argc - 1; i++) |
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cmd_argv[i] = (const char *)argv[i + r_argc + 1]; |
| 373 |
|
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cmd_argv[i] = NULL; |
| 375 |
} |
| 376 |
|
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rs[Rs_name] = rxvt_basename (argv[0]); |
| 378 |
|
| 379 |
/* |
| 380 |
* Open display, get options/resources and create the window |
| 381 |
*/ |
| 382 |
|
| 383 |
if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL) |
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rs[Rs_display_name] = ":0"; |
| 385 |
|
| 386 |
get_options (r_argc, r_argv); |
| 387 |
|
| 388 |
if (!(display = displays.get (rs[Rs_display_name]))) |
| 389 |
rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]); |
| 390 |
|
| 391 |
// using a local pointer decreases code size a lot |
| 392 |
xa = display->xa; |
| 393 |
|
| 394 |
set (display); |
| 395 |
extract_resources (); |
| 396 |
|
| 397 |
#if XFT |
| 398 |
if (rs[Rs_depth]) |
| 399 |
select_visual (strtol (rs[Rs_depth], 0, 0)); |
| 400 |
#endif |
| 401 |
|
| 402 |
#ifdef HAVE_AFTERIMAGE |
| 403 |
asv = create_asvisual_for_id (dpy, display->screen, depth, XVisualIDFromVisual (visual), cmap, NULL); |
| 404 |
#endif |
| 405 |
free (r_argv); |
| 406 |
|
| 407 |
for (int i = NUM_RESOURCES; i--; ) |
| 408 |
if (rs [i] == resval_undef) |
| 409 |
rs [i] = 0; |
| 410 |
|
| 411 |
#if ENABLE_PERL |
| 412 |
if (!rs[Rs_perl_ext_1]) |
| 413 |
rs[Rs_perl_ext_1] = "default"; |
| 414 |
|
| 415 |
if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1]) |
| 416 |
|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2]) |
| 417 |
|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval])) |
| 418 |
{ |
| 419 |
rxvt_perl.init (this); |
| 420 |
HOOK_INVOKE ((this, HOOK_INIT, DT_END)); |
| 421 |
} |
| 422 |
#endif |
| 423 |
|
| 424 |
/* |
| 425 |
* set any defaults not already set |
| 426 |
*/ |
| 427 |
if (cmd_argv && cmd_argv[0]) |
| 428 |
{ |
| 429 |
if (!rs[Rs_title]) |
| 430 |
rs[Rs_title] = rxvt_basename (cmd_argv[0]); |
| 431 |
if (!rs[Rs_iconName]) |
| 432 |
rs[Rs_iconName] = rs[Rs_title]; |
| 433 |
} |
| 434 |
else |
| 435 |
{ |
| 436 |
if (!rs[Rs_title]) |
| 437 |
rs[Rs_title] = rs[Rs_name]; |
| 438 |
if (!rs[Rs_iconName]) |
| 439 |
rs[Rs_iconName] = rs[Rs_name]; |
| 440 |
} |
| 441 |
|
| 442 |
if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0) |
| 443 |
saveLines = min (i, MAX_SAVELINES); |
| 444 |
|
| 445 |
#if ENABLE_FRILLS |
| 446 |
if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0) |
| 447 |
int_bwidth = min (i, std::numeric_limits<int16_t>::max ()); |
| 448 |
|
| 449 |
if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0) |
| 450 |
ext_bwidth = min (i, std::numeric_limits<int16_t>::max ()); |
| 451 |
|
| 452 |
if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0) |
| 453 |
lineSpace = min (i, std::numeric_limits<int16_t>::max ()); |
| 454 |
#endif |
| 455 |
|
| 456 |
#ifdef POINTER_BLANK |
| 457 |
if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0) |
| 458 |
pointerBlankDelay = i; |
| 459 |
else |
| 460 |
pointerBlankDelay = 2; |
| 461 |
#endif |
| 462 |
|
| 463 |
/* no point having a scrollbar without having any scrollback! */ |
| 464 |
if (!saveLines) |
| 465 |
set_option (Opt_scrollBar, 0); |
| 466 |
|
| 467 |
#ifdef PRINTPIPE |
| 468 |
if (!rs[Rs_print_pipe]) |
| 469 |
rs[Rs_print_pipe] = PRINTPIPE; |
| 470 |
#endif |
| 471 |
|
| 472 |
if (!rs[Rs_cutchars]) |
| 473 |
rs[Rs_cutchars] = CUTCHARS; |
| 474 |
|
| 475 |
#ifndef NO_BACKSPACE_KEY |
| 476 |
if (!rs[Rs_backspace_key]) |
| 477 |
# ifdef DEFAULT_BACKSPACE |
| 478 |
rs[Rs_backspace_key] = DEFAULT_BACKSPACE; |
| 479 |
# else |
| 480 |
rs[Rs_backspace_key] = "DEC"; /* can toggle between \010 or \177 */ |
| 481 |
# endif |
| 482 |
#endif |
| 483 |
|
| 484 |
#ifndef NO_DELETE_KEY |
| 485 |
if (!rs[Rs_delete_key]) |
| 486 |
# ifdef DEFAULT_DELETE |
| 487 |
rs[Rs_delete_key] = DEFAULT_DELETE; |
| 488 |
# else |
| 489 |
rs[Rs_delete_key] = "\033[3~"; |
| 490 |
# endif |
| 491 |
#endif |
| 492 |
|
| 493 |
#ifdef HAVE_SCROLLBARS |
| 494 |
setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]); |
| 495 |
#endif |
| 496 |
|
| 497 |
#ifdef XTERM_REVERSE_VIDEO |
| 498 |
/* this is how xterm implements reverseVideo */ |
| 499 |
if (option (Opt_reverseVideo)) |
| 500 |
{ |
| 501 |
if (!rs[Rs_color + Color_fg]) |
| 502 |
rs[Rs_color + Color_fg] = def_colorName[Color_bg]; |
| 503 |
|
| 504 |
if (!rs[Rs_color + Color_bg]) |
| 505 |
rs[Rs_color + Color_bg] = def_colorName[Color_fg]; |
| 506 |
} |
| 507 |
#endif |
| 508 |
|
| 509 |
for (i = 0; i < NRS_COLORS; i++) |
| 510 |
if (!rs[Rs_color + i]) |
| 511 |
rs[Rs_color + i] = def_colorName[i]; |
| 512 |
|
| 513 |
#ifndef XTERM_REVERSE_VIDEO |
| 514 |
/* this is how we implement reverseVideo */ |
| 515 |
if (option (Opt_reverseVideo)) |
| 516 |
::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]); |
| 517 |
#endif |
| 518 |
|
| 519 |
/* convenient aliases for setting fg/bg to colors */ |
| 520 |
color_aliases (Color_fg); |
| 521 |
color_aliases (Color_bg); |
| 522 |
#ifndef NO_CURSORCOLOR |
| 523 |
color_aliases (Color_cursor); |
| 524 |
color_aliases (Color_cursor2); |
| 525 |
#endif /* NO_CURSORCOLOR */ |
| 526 |
color_aliases (Color_pointer_fg); |
| 527 |
color_aliases (Color_pointer_bg); |
| 528 |
color_aliases (Color_border); |
| 529 |
#ifndef NO_BOLD_UNDERLINE_REVERSE |
| 530 |
color_aliases (Color_BD); |
| 531 |
color_aliases (Color_UL); |
| 532 |
color_aliases (Color_RV); |
| 533 |
#endif /* ! NO_BOLD_UNDERLINE_REVERSE */ |
| 534 |
|
| 535 |
if (!rs[Rs_color + Color_border]) |
| 536 |
rs[Rs_color + Color_border] = rs[Rs_color + Color_bg]; |
| 537 |
|
| 538 |
return cmd_argv; |
| 539 |
} |
| 540 |
|
| 541 |
/*----------------------------------------------------------------------*/ |
| 542 |
void |
| 543 |
rxvt_term::init_env () |
| 544 |
{ |
| 545 |
int i; |
| 546 |
char *val; |
| 547 |
|
| 548 |
#ifdef DISPLAY_IS_IP |
| 549 |
/* Fixup display_name for export over pty to any interested terminal |
| 550 |
* clients via "ESC[7n" (e.g. shells). Note we use the pure IP number |
| 551 |
* (for the first non-loopback interface) that we get from |
| 552 |
* rxvt_network_display (). This is more "name-resolution-portable", if you |
| 553 |
* will, and probably allows for faster x-client startup if your name |
| 554 |
* server is beyond a slow link or overloaded at client startup. Of |
| 555 |
* course that only helps the shell's child processes, not us. |
| 556 |
* |
| 557 |
* Giving out the display_name also affords a potential security hole |
| 558 |
*/ |
| 559 |
val = rxvt_network_display (rs[Rs_display_name]); |
| 560 |
rs[Rs_display_name] = (const char *)val; |
| 561 |
|
| 562 |
if (val == NULL) |
| 563 |
#endif /* DISPLAY_IS_IP */ |
| 564 |
val = XDisplayString (dpy); |
| 565 |
|
| 566 |
if (rs[Rs_display_name] == NULL) |
| 567 |
rs[Rs_display_name] = val; /* use broken `:0' value */ |
| 568 |
|
| 569 |
i = strlen (val); |
| 570 |
env_display = (char *)rxvt_malloc (i + 9); |
| 571 |
|
| 572 |
sprintf (env_display, "DISPLAY=%s", val); |
| 573 |
|
| 574 |
sprintf (env_windowid, "WINDOWID=%lu", (unsigned long)parent[0]); |
| 575 |
|
| 576 |
/* add entries to the environment: |
| 577 |
* @ DISPLAY: in case we started with -display |
| 578 |
* @ WINDOWID: X window id number of the window |
| 579 |
* @ COLORTERM: terminal sub-name and also indicates its color |
| 580 |
* @ TERM: terminal name |
| 581 |
* @ TERMINFO: path to terminfo directory |
| 582 |
* @ COLORFGBG: fg;bg color codes |
| 583 |
*/ |
| 584 |
putenv (env_display); |
| 585 |
putenv (env_windowid); |
| 586 |
|
| 587 |
if (env_colorfgbg) |
| 588 |
putenv (env_colorfgbg); |
| 589 |
|
| 590 |
#ifdef RXVT_TERMINFO |
| 591 |
putenv ("TERMINFO=" RXVT_TERMINFO); |
| 592 |
#endif |
| 593 |
|
| 594 |
if (depth <= 2) |
| 595 |
putenv ("COLORTERM=" COLORTERMENV "-mono"); |
| 596 |
else |
| 597 |
putenv ("COLORTERM=" COLORTERMENVFULL); |
| 598 |
|
| 599 |
if (rs[Rs_term_name] != NULL) |
| 600 |
{ |
| 601 |
env_term = (char *)rxvt_malloc (strlen (rs[Rs_term_name]) + 6); |
| 602 |
sprintf (env_term, "TERM=%s", rs[Rs_term_name]); |
| 603 |
putenv (env_term); |
| 604 |
} |
| 605 |
else |
| 606 |
putenv ("TERM=" TERMENV); |
| 607 |
|
| 608 |
#ifdef HAVE_UNSETENV |
| 609 |
/* avoid passing old settings and confusing term size */ |
| 610 |
unsetenv ("LINES"); |
| 611 |
unsetenv ("COLUMNS"); |
| 612 |
unsetenv ("TERMCAP"); /* terminfo should be okay */ |
| 613 |
#endif /* HAVE_UNSETENV */ |
| 614 |
} |
| 615 |
|
| 616 |
/*----------------------------------------------------------------------*/ |
| 617 |
/* |
| 618 |
* This is more or less stolen straight from XFree86 xterm. |
| 619 |
* This should support all European type languages. |
| 620 |
*/ |
| 621 |
void |
| 622 |
rxvt_term::set_locale (const char *locale) |
| 623 |
{ |
| 624 |
set_environ (envv); |
| 625 |
|
| 626 |
#if HAVE_XSETLOCALE || HAVE_SETLOCALE |
| 627 |
free (this->locale); |
| 628 |
this->locale = setlocale (LC_CTYPE, locale); |
| 629 |
|
| 630 |
if (!this->locale) |
| 631 |
{ |
| 632 |
if (*locale) |
| 633 |
{ |
| 634 |
rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale); |
| 635 |
setlocale (LC_CTYPE, "C"); |
| 636 |
} |
| 637 |
else |
| 638 |
rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n"); |
| 639 |
|
| 640 |
this->locale = "C"; |
| 641 |
} |
| 642 |
|
| 643 |
|
| 644 |
this->locale = rxvt_strdup (this->locale); |
| 645 |
SET_LOCALE (this->locale); |
| 646 |
mbstate.reset (); |
| 647 |
#endif |
| 648 |
|
| 649 |
#if HAVE_NL_LANGINFO |
| 650 |
char *codeset = strdup (nl_langinfo (CODESET)); |
| 651 |
// /^UTF.?8/i |
| 652 |
enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u') |
| 653 |
&& (codeset[1] == 'T' || codeset[1] == 't') |
| 654 |
&& (codeset[2] == 'F' || codeset[2] == 'f') |
| 655 |
&& (codeset[3] == '8' || codeset[4] == '8'); |
| 656 |
free (codeset); |
| 657 |
#else |
| 658 |
enc_utf8 = 0; |
| 659 |
#endif |
| 660 |
} |
| 661 |
|
| 662 |
void |
| 663 |
rxvt_term::init_xlocale () |
| 664 |
{ |
| 665 |
set_environ (envv); |
| 666 |
|
| 667 |
#ifdef USE_XIM |
| 668 |
if (!locale) |
| 669 |
rxvt_warn ("setting locale failed, working without locale support.\n"); |
| 670 |
else |
| 671 |
{ |
| 672 |
set_string_property (xa[XA_WM_LOCALE_NAME], locale); |
| 673 |
|
| 674 |
if (!XSupportsLocale ()) |
| 675 |
{ |
| 676 |
rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n"); |
| 677 |
return; |
| 678 |
} |
| 679 |
|
| 680 |
im_ev.start (display); |
| 681 |
|
| 682 |
/* see if we can connect already */ |
| 683 |
im_cb (); |
| 684 |
} |
| 685 |
#endif |
| 686 |
} |
| 687 |
|
| 688 |
/*----------------------------------------------------------------------*/ |
| 689 |
void |
| 690 |
rxvt_term::init_command (const char *const *argv) |
| 691 |
{ |
| 692 |
/* |
| 693 |
* Initialize the command connection. |
| 694 |
* This should be called after the X server connection is established. |
| 695 |
*/ |
| 696 |
|
| 697 |
#ifdef META8_OPTION |
| 698 |
meta_char = option (Opt_meta8) ? 0x80 : C0_ESC; |
| 699 |
#endif |
| 700 |
|
| 701 |
get_ourmods (); |
| 702 |
|
| 703 |
if (!option (Opt_scrollTtyOutput)) |
| 704 |
priv_modes |= PrivMode_TtyOutputInh; |
| 705 |
if (option (Opt_scrollTtyKeypress)) |
| 706 |
priv_modes |= PrivMode_Keypress; |
| 707 |
if (!option (Opt_jumpScroll)) |
| 708 |
priv_modes |= PrivMode_smoothScroll; |
| 709 |
|
| 710 |
#ifndef NO_BACKSPACE_KEY |
| 711 |
if (strcmp (rs[Rs_backspace_key], "DEC") == 0) |
| 712 |
priv_modes |= PrivMode_HaveBackSpace; |
| 713 |
#endif |
| 714 |
|
| 715 |
/* add value for scrollBar */ |
| 716 |
if (scrollBar.state) |
| 717 |
{ |
| 718 |
priv_modes |= PrivMode_scrollBar; |
| 719 |
SavedModes |= PrivMode_scrollBar; |
| 720 |
} |
| 721 |
|
| 722 |
run_command (argv); |
| 723 |
} |
| 724 |
|
| 725 |
/*----------------------------------------------------------------------*/ |
| 726 |
void |
| 727 |
rxvt_term::Get_Colours () |
| 728 |
{ |
| 729 |
int i; |
| 730 |
|
| 731 |
#ifdef OFF_FOCUS_FADING |
| 732 |
pix_colors = pix_colors_focused; |
| 733 |
#endif |
| 734 |
|
| 735 |
for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++) |
| 736 |
{ |
| 737 |
const char *name = rs[Rs_color + i]; |
| 738 |
|
| 739 |
if (!name) |
| 740 |
continue; |
| 741 |
|
| 742 |
rxvt_color xcol; |
| 743 |
|
| 744 |
if (!set_color (xcol, name)) |
| 745 |
{ |
| 746 |
#ifndef XTERM_REVERSE_VIDEO |
| 747 |
if (i < 2 && option (Opt_reverseVideo)) |
| 748 |
name = def_colorName [1 - i]; |
| 749 |
else |
| 750 |
#endif |
| 751 |
name = def_colorName [i]; |
| 752 |
|
| 753 |
if (!name) |
| 754 |
continue; |
| 755 |
|
| 756 |
if (!set_color (xcol, name)) |
| 757 |
{ |
| 758 |
switch (i) |
| 759 |
{ |
| 760 |
case Color_fg: |
| 761 |
case Color_bg: |
| 762 |
rxvt_warn ("unable to get foreground/background colour, continuing.\n"); |
| 763 |
name = ""; |
| 764 |
break; |
| 765 |
#ifndef NO_CURSORCOLOR |
| 766 |
case Color_cursor2: |
| 767 |
#endif |
| 768 |
case Color_pointer_fg: |
| 769 |
name = rs[Rs_color + Color_fg]; |
| 770 |
xcol.set (this, name); |
| 771 |
break; |
| 772 |
default: |
| 773 |
name = rs[Rs_color + Color_bg]; |
| 774 |
xcol.set (this, name); |
| 775 |
break; |
| 776 |
} |
| 777 |
} |
| 778 |
} |
| 779 |
|
| 780 |
pix_colors[i] = xcol; |
| 781 |
rs[Rs_color + i] = name; |
| 782 |
} |
| 783 |
|
| 784 |
if (depth <= 2) |
| 785 |
{ |
| 786 |
if (!rs[Rs_color + Color_pointer_fg]) alias_color (Color_pointer_fg, Color_fg); |
| 787 |
if (!rs[Rs_color + Color_pointer_bg]) alias_color (Color_pointer_bg, Color_bg); |
| 788 |
if (!rs[Rs_color + Color_border] ) alias_color (Color_border, Color_fg); |
| 789 |
} |
| 790 |
|
| 791 |
/* |
| 792 |
* get scrollBar shadow colors |
| 793 |
* |
| 794 |
* The calculations of topShadow/bottomShadow values are adapted |
| 795 |
* from the fvwm window manager. |
| 796 |
*/ |
| 797 |
#ifdef KEEP_SCROLLCOLOR |
| 798 |
if (depth <= 2) |
| 799 |
{ |
| 800 |
/* Monochrome */ |
| 801 |
alias_color (Color_scroll, Color_fg); |
| 802 |
alias_color (Color_topShadow, Color_bg); |
| 803 |
alias_color (Color_bottomShadow, Color_bg); |
| 804 |
} |
| 805 |
else |
| 806 |
{ |
| 807 |
pix_colors [Color_scroll].fade (this, 50, pix_colors [Color_bottomShadow]); |
| 808 |
|
| 809 |
rgba cscroll; |
| 810 |
pix_colors [Color_scroll].get (cscroll); |
| 811 |
|
| 812 |
/* topShadowColor */ |
| 813 |
if (!pix_colors[Color_topShadow].set (this, |
| 814 |
rgba ( |
| 815 |
min ((int)rgba::MAX_CC, max (cscroll.r / 5, cscroll.r) * 7 / 5), |
| 816 |
min ((int)rgba::MAX_CC, max (cscroll.g / 5, cscroll.g) * 7 / 5), |
| 817 |
min ((int)rgba::MAX_CC, max (cscroll.b / 5, cscroll.b) * 7 / 5), |
| 818 |
cscroll.a) |
| 819 |
)) |
| 820 |
alias_color (Color_topShadow, Color_White); |
| 821 |
} |
| 822 |
#endif /* KEEP_SCROLLCOLOR */ |
| 823 |
|
| 824 |
#ifdef OFF_FOCUS_FADING |
| 825 |
for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++) |
| 826 |
update_fade_color (i); |
| 827 |
#endif |
| 828 |
} |
| 829 |
|
| 830 |
/*----------------------------------------------------------------------*/ |
| 831 |
/* color aliases, fg/bg bright-bold */ |
| 832 |
void |
| 833 |
rxvt_term::color_aliases (int idx) |
| 834 |
{ |
| 835 |
if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx]))) |
| 836 |
{ |
| 837 |
int i = atoi (rs[Rs_color + idx]); |
| 838 |
|
| 839 |
if (i >= 8 && i <= 15) |
| 840 |
{ /* bright colors */ |
| 841 |
i -= 8; |
| 842 |
rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i]; |
| 843 |
return; |
| 844 |
} |
| 845 |
|
| 846 |
if (i >= 0 && i <= 7) /* normal colors */ |
| 847 |
rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i]; |
| 848 |
} |
| 849 |
} |
| 850 |
|
| 851 |
/*----------------------------------------------------------------------*/ |
| 852 |
/* |
| 853 |
* Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings |
| 854 |
* Use resource ``modifier'' to override the Meta modifier |
| 855 |
*/ |
| 856 |
void |
| 857 |
rxvt_term::get_ourmods () |
| 858 |
{ |
| 859 |
int i, j, k; |
| 860 |
int requestedmeta, realmeta, realalt; |
| 861 |
const char *cm, *rsmod; |
| 862 |
XModifierKeymap *map; |
| 863 |
KeyCode *kc; |
| 864 |
const unsigned int modmasks[] = |
| 865 |
{ |
| 866 |
Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask |
| 867 |
}; |
| 868 |
|
| 869 |
requestedmeta = realmeta = realalt = 0; |
| 870 |
rsmod = rs[Rs_modifier]; |
| 871 |
|
| 872 |
if (rsmod |
| 873 |
&& strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0) |
| 874 |
requestedmeta = rsmod[3] - '0'; |
| 875 |
|
| 876 |
map = XGetModifierMapping (dpy); |
| 877 |
kc = map->modifiermap; |
| 878 |
|
| 879 |
for (i = 1; i < 6; i++) |
| 880 |
{ |
| 881 |
k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */ |
| 882 |
|
| 883 |
for (j = map->max_keypermod; j--; k++) |
| 884 |
{ |
| 885 |
if (kc[k] == 0) |
| 886 |
break; |
| 887 |
|
| 888 |
switch (XKeycodeToKeysym (dpy, kc[k], 0)) |
| 889 |
{ |
| 890 |
case XK_Num_Lock: |
| 891 |
ModNumLockMask = modmasks[i - 1]; |
| 892 |
continue; |
| 893 |
|
| 894 |
case XK_ISO_Level3_Shift: |
| 895 |
ModLevel3Mask = modmasks[i - 1]; |
| 896 |
continue; |
| 897 |
|
| 898 |
case XK_Meta_L: |
| 899 |
case XK_Meta_R: |
| 900 |
cm = "meta"; |
| 901 |
realmeta = i; |
| 902 |
break; |
| 903 |
|
| 904 |
case XK_Alt_L: |
| 905 |
case XK_Alt_R: |
| 906 |
cm = "alt"; |
| 907 |
realalt = i; |
| 908 |
break; |
| 909 |
|
| 910 |
case XK_Super_L: |
| 911 |
case XK_Super_R: |
| 912 |
cm = "super"; |
| 913 |
break; |
| 914 |
|
| 915 |
case XK_Hyper_L: |
| 916 |
case XK_Hyper_R: |
| 917 |
cm = "hyper"; |
| 918 |
break; |
| 919 |
|
| 920 |
default: |
| 921 |
continue; |
| 922 |
} |
| 923 |
|
| 924 |
if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0) |
| 925 |
requestedmeta = i; |
| 926 |
} |
| 927 |
} |
| 928 |
|
| 929 |
XFreeModifiermap (map); |
| 930 |
|
| 931 |
i = requestedmeta ? requestedmeta |
| 932 |
: realmeta ? realmeta |
| 933 |
: realalt ? realalt |
| 934 |
: 0; |
| 935 |
|
| 936 |
if (i) |
| 937 |
ModMetaMask = modmasks[i - 1]; |
| 938 |
} |
| 939 |
|
| 940 |
/*----------------------------------------------------------------------*/ |
| 941 |
/* rxvt_Create_Windows () - Open and map the window */ |
| 942 |
void |
| 943 |
rxvt_term::create_windows (int argc, const char *const *argv) |
| 944 |
{ |
| 945 |
XClassHint classHint; |
| 946 |
XWMHints wmHint; |
| 947 |
#if ENABLE_FRILLS |
| 948 |
MWMHints mwmhints = { }; |
| 949 |
#endif |
| 950 |
XGCValues gcvalue; |
| 951 |
XSetWindowAttributes attributes; |
| 952 |
Window top, parent; |
| 953 |
|
| 954 |
dLocal (Display *, dpy); |
| 955 |
|
| 956 |
/* grab colors before netscape does */ |
| 957 |
Get_Colours (); |
| 958 |
|
| 959 |
if (!set_fonts ()) |
| 960 |
rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n"); |
| 961 |
|
| 962 |
parent = display->root; |
| 963 |
|
| 964 |
attributes.override_redirect = !!option (Opt_override_redirect); |
| 965 |
|
| 966 |
#if ENABLE_FRILLS |
| 967 |
if (option (Opt_borderLess)) |
| 968 |
{ |
| 969 |
if (XInternAtom (dpy, "_MOTIF_WM_INFO", True) == None) |
| 970 |
{ |
| 971 |
// rxvt_warn("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n"); |
| 972 |
attributes.override_redirect = true; |
| 973 |
} |
| 974 |
else |
| 975 |
{ |
| 976 |
mwmhints.flags = MWM_HINTS_DECORATIONS; |
| 977 |
} |
| 978 |
} |
| 979 |
#endif |
| 980 |
|
| 981 |
#if ENABLE_XEMBED |
| 982 |
if (rs[Rs_embed]) |
| 983 |
{ |
| 984 |
XWindowAttributes wattr; |
| 985 |
|
| 986 |
parent = strtol (rs[Rs_embed], 0, 0); |
| 987 |
|
| 988 |
if (!XGetWindowAttributes (dpy, parent, &wattr)) |
| 989 |
rxvt_fatal ("invalid window-id specified with -embed, aborting.\n"); |
| 990 |
|
| 991 |
window_calc (wattr.width, wattr.height); |
| 992 |
} |
| 993 |
#endif |
| 994 |
|
| 995 |
window_calc (0, 0); |
| 996 |
|
| 997 |
/* sub-window placement & size in rxvt_resize_subwindows () */ |
| 998 |
attributes.background_pixel = pix_colors_focused [Color_border]; |
| 999 |
attributes.border_pixel = pix_colors_focused [Color_border]; |
| 1000 |
attributes.colormap = cmap; |
| 1001 |
|
| 1002 |
top = XCreateWindow (dpy, parent, |
| 1003 |
szHint.x, szHint.y, |
| 1004 |
szHint.width, szHint.height, |
| 1005 |
ext_bwidth, |
| 1006 |
depth, InputOutput, visual, |
| 1007 |
CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect, |
| 1008 |
&attributes); |
| 1009 |
|
| 1010 |
this->parent[0] = top; |
| 1011 |
|
| 1012 |
old_width = szHint.width; |
| 1013 |
old_height = szHint.height; |
| 1014 |
|
| 1015 |
process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST); |
| 1016 |
process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST); |
| 1017 |
|
| 1018 |
classHint.res_name = (char *)rs[Rs_name]; |
| 1019 |
classHint.res_class = (char *)RESCLASS; |
| 1020 |
|
| 1021 |
wmHint.flags = InputHint | StateHint | WindowGroupHint; |
| 1022 |
wmHint.input = True; |
| 1023 |
wmHint.initial_state = option (Opt_iconic) ? IconicState : NormalState; |
| 1024 |
wmHint.window_group = top; |
| 1025 |
|
| 1026 |
XmbSetWMProperties (dpy, top, NULL, NULL, (char **)argv, argc, |
| 1027 |
&szHint, &wmHint, &classHint); |
| 1028 |
|
| 1029 |
#if ENABLE_FRILLS |
| 1030 |
if (mwmhints.flags) |
| 1031 |
XChangeProperty (dpy, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32, |
| 1032 |
PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS); |
| 1033 |
#endif |
| 1034 |
|
| 1035 |
Atom protocols[] = { |
| 1036 |
xa[XA_WM_DELETE_WINDOW], |
| 1037 |
#if ENABLE_EWMH |
| 1038 |
xa[XA_NET_WM_PING], |
| 1039 |
#endif |
| 1040 |
}; |
| 1041 |
|
| 1042 |
XSetWMProtocols (dpy, top, protocols, sizeof (protocols) / sizeof (protocols[0])); |
| 1043 |
|
| 1044 |
#if ENABLE_FRILLS |
| 1045 |
if (rs[Rs_transient_for]) |
| 1046 |
XSetTransientForHint (dpy, top, (Window)strtol (rs[Rs_transient_for], 0, 0)); |
| 1047 |
#endif |
| 1048 |
|
| 1049 |
#if ENABLE_EWMH |
| 1050 |
long pid = getpid (); |
| 1051 |
|
| 1052 |
XChangeProperty (dpy, top, |
| 1053 |
xa[XA_NET_WM_PID], XA_CARDINAL, 32, |
| 1054 |
PropModeReplace, (unsigned char *)&pid, 1); |
| 1055 |
|
| 1056 |
// _NET_WM_WINDOW_TYPE is NORMAL, which is the default |
| 1057 |
#endif |
| 1058 |
|
| 1059 |
XSelectInput (dpy, top, |
| 1060 |
KeyPressMask |
| 1061 |
#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755 |
| 1062 |
| KeyReleaseMask |
| 1063 |
#endif |
| 1064 |
| FocusChangeMask | VisibilityChangeMask |
| 1065 |
| ExposureMask | StructureNotifyMask); |
| 1066 |
|
| 1067 |
termwin_ev.start (display, top); |
| 1068 |
|
| 1069 |
/* vt cursor: Black-on-White is standard, but this is more popular */ |
| 1070 |
TermWin_cursor = XCreateFontCursor (dpy, XC_xterm); |
| 1071 |
|
| 1072 |
#ifdef HAVE_SCROLLBARS |
| 1073 |
/* cursor scrollBar: Black-on-White */ |
| 1074 |
leftptr_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
| 1075 |
#endif |
| 1076 |
|
| 1077 |
/* the vt window */ |
| 1078 |
vt = XCreateSimpleWindow (dpy, top, |
| 1079 |
window_vt_x, window_vt_y, |
| 1080 |
width, height, |
| 1081 |
0, |
| 1082 |
pix_colors_focused[Color_fg], |
| 1083 |
pix_colors_focused[Color_bg]); |
| 1084 |
|
| 1085 |
attributes.bit_gravity = NorthWestGravity; |
| 1086 |
XChangeWindowAttributes (dpy, vt, CWBitGravity, &attributes); |
| 1087 |
|
| 1088 |
vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask; |
| 1089 |
|
| 1090 |
if (option (Opt_pointerBlank)) |
| 1091 |
vt_emask |= PointerMotionMask; |
| 1092 |
else |
| 1093 |
vt_emask |= Button1MotionMask | Button3MotionMask; |
| 1094 |
|
| 1095 |
vt_select_input (); |
| 1096 |
|
| 1097 |
vt_ev.start (display, vt); |
| 1098 |
|
| 1099 |
/* graphics context for the vt window */ |
| 1100 |
gcvalue.foreground = pix_colors[Color_fg]; |
| 1101 |
gcvalue.background = pix_colors[Color_bg]; |
| 1102 |
gcvalue.graphics_exposures = 0; |
| 1103 |
|
| 1104 |
gc = XCreateGC (dpy, vt, |
| 1105 |
GCForeground | GCBackground | GCGraphicsExposures, |
| 1106 |
&gcvalue); |
| 1107 |
|
| 1108 |
drawable = new rxvt_drawable (this, vt); |
| 1109 |
|
| 1110 |
#ifdef RXVT_SCROLLBAR |
| 1111 |
gcvalue.foreground = pix_colors[Color_topShadow]; |
| 1112 |
topShadowGC = XCreateGC (dpy, vt, GCForeground, &gcvalue); |
| 1113 |
gcvalue.foreground = pix_colors[Color_bottomShadow]; |
| 1114 |
botShadowGC = XCreateGC (dpy, vt, GCForeground, &gcvalue); |
| 1115 |
gcvalue.foreground = pix_colors[ (depth <= 2 ? Color_fg : Color_scroll)]; |
| 1116 |
scrollbarGC = XCreateGC (dpy, vt, GCForeground, &gcvalue); |
| 1117 |
#endif |
| 1118 |
|
| 1119 |
#ifdef OFF_FOCUS_FADING |
| 1120 |
// initially we are in unfocused state |
| 1121 |
if (rs[Rs_fade]) |
| 1122 |
pix_colors = pix_colors_unfocused; |
| 1123 |
#endif |
| 1124 |
|
| 1125 |
pointer_unblank (); |
| 1126 |
scr_recolour (); |
| 1127 |
} |
| 1128 |
|
| 1129 |
/* ------------------------------------------------------------------------- * |
| 1130 |
* GET TTY CURRENT STATE * |
| 1131 |
* ------------------------------------------------------------------------- */ |
| 1132 |
void |
| 1133 |
rxvt_get_ttymode (ttymode_t *tio, int erase) |
| 1134 |
{ |
| 1135 |
/* |
| 1136 |
* standard System V termios interface |
| 1137 |
*/ |
| 1138 |
if (GET_TERMIOS (STDIN_FILENO, tio) < 0) |
| 1139 |
{ |
| 1140 |
// return error - use system defaults, |
| 1141 |
// where possible, and zero elsewhere |
| 1142 |
memset (tio, 0, sizeof (ttymode_t)); |
| 1143 |
|
| 1144 |
tio->c_cc[VINTR] = CINTR; |
| 1145 |
tio->c_cc[VQUIT] = CQUIT; |
| 1146 |
tio->c_cc[VERASE] = CERASE; |
| 1147 |
#ifdef VERASE2 |
| 1148 |
tio->c_cc[VERASE2] = CERASE2; |
| 1149 |
#endif |
| 1150 |
tio->c_cc[VKILL] = CKILL; |
| 1151 |
tio->c_cc[VSTART] = CSTART; |
| 1152 |
tio->c_cc[VSTOP] = CSTOP; |
| 1153 |
tio->c_cc[VSUSP] = CSUSP; |
| 1154 |
# ifdef VDSUSP |
| 1155 |
tio->c_cc[VDSUSP] = CDSUSP; |
| 1156 |
# endif |
| 1157 |
# ifdef VREPRINT |
| 1158 |
tio->c_cc[VREPRINT] = CRPRNT; |
| 1159 |
# endif |
| 1160 |
# ifdef VDISCRD |
| 1161 |
tio->c_cc[VDISCRD] = CFLUSH; |
| 1162 |
# endif |
| 1163 |
# ifdef VWERSE |
| 1164 |
tio->c_cc[VWERSE] = CWERASE; |
| 1165 |
# endif |
| 1166 |
# ifdef VLNEXT |
| 1167 |
tio->c_cc[VLNEXT] = CLNEXT; |
| 1168 |
# endif |
| 1169 |
} |
| 1170 |
|
| 1171 |
tio->c_cc[VEOF] = CEOF; |
| 1172 |
tio->c_cc[VEOL] = VDISABLE; |
| 1173 |
# ifdef VEOL2 |
| 1174 |
tio->c_cc[VEOL2] = VDISABLE; |
| 1175 |
# endif |
| 1176 |
# ifdef VSWTC |
| 1177 |
tio->c_cc[VSWTC] = VDISABLE; |
| 1178 |
# endif |
| 1179 |
# ifdef VSWTCH |
| 1180 |
tio->c_cc[VSWTCH] = VDISABLE; |
| 1181 |
# endif |
| 1182 |
# if VMIN != VEOF |
| 1183 |
tio->c_cc[VMIN] = 1; |
| 1184 |
# endif |
| 1185 |
# if VTIME != VEOL |
| 1186 |
tio->c_cc[VTIME] = 0; |
| 1187 |
# endif |
| 1188 |
|
| 1189 |
if (erase != -1) |
| 1190 |
tio->c_cc[VERASE] = (char)erase; |
| 1191 |
|
| 1192 |
/* input modes */ |
| 1193 |
tio->c_iflag = (BRKINT | IGNPAR | ICRNL |
| 1194 |
# ifdef IMAXBEL |
| 1195 |
| IMAXBEL |
| 1196 |
# endif |
| 1197 |
| IXON); |
| 1198 |
|
| 1199 |
/* output modes */ |
| 1200 |
tio->c_oflag = (OPOST | ONLCR); |
| 1201 |
|
| 1202 |
/* control modes */ |
| 1203 |
tio->c_cflag = (CS8 | CREAD); |
| 1204 |
|
| 1205 |
/* line discipline modes */ |
| 1206 |
tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO |
| 1207 |
# if defined (ECHOCTL) && defined (ECHOKE) |
| 1208 |
| ECHOCTL | ECHOKE |
| 1209 |
# endif |
| 1210 |
| ECHOE | ECHOK); |
| 1211 |
|
| 1212 |
/* |
| 1213 |
* Debugging |
| 1214 |
*/ |
| 1215 |
#ifdef DEBUG_TTYMODE |
| 1216 |
#ifdef HAVE_TERMIOS_H |
| 1217 |
/* c_iflag bits */ |
| 1218 |
fprintf (stderr, "Input flags\n"); |
| 1219 |
|
| 1220 |
/* cpp token stringize doesn't work on all machines <sigh> */ |
| 1221 |
# define FOO(flag,name) \ |
| 1222 |
if ((tio->c_iflag) & flag) \ |
| 1223 |
fprintf (stderr, "%s ", name) |
| 1224 |
|
| 1225 |
/* c_iflag bits */ |
| 1226 |
FOO (IGNBRK, "IGNBRK"); |
| 1227 |
FOO (BRKINT, "BRKINT"); |
| 1228 |
FOO (IGNPAR, "IGNPAR"); |
| 1229 |
FOO (PARMRK, "PARMRK"); |
| 1230 |
FOO (INPCK, "INPCK"); |
| 1231 |
FOO (ISTRIP, "ISTRIP"); |
| 1232 |
FOO (INLCR, "INLCR"); |
| 1233 |
FOO (IGNCR, "IGNCR"); |
| 1234 |
FOO (ICRNL, "ICRNL"); |
| 1235 |
FOO (IXON, "IXON"); |
| 1236 |
FOO (IXOFF, "IXOFF"); |
| 1237 |
# ifdef IUCLC |
| 1238 |
FOO (IUCLC, "IUCLC"); |
| 1239 |
# endif |
| 1240 |
# ifdef IXANY |
| 1241 |
FOO (IXANY, "IXANY"); |
| 1242 |
# endif |
| 1243 |
# ifdef IMAXBEL |
| 1244 |
FOO (IMAXBEL, "IMAXBEL"); |
| 1245 |
# endif |
| 1246 |
|
| 1247 |
fprintf (stderr, "\n"); |
| 1248 |
|
| 1249 |
# undef FOO |
| 1250 |
# define FOO(entry, name) \ |
| 1251 |
fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry]) |
| 1252 |
|
| 1253 |
FOO (VINTR, "VINTR"); |
| 1254 |
FOO (VQUIT, "VQUIT"); |
| 1255 |
FOO (VERASE, "VERASE"); |
| 1256 |
FOO (VKILL, "VKILL"); |
| 1257 |
FOO (VEOF, "VEOF"); |
| 1258 |
FOO (VEOL, "VEOL"); |
| 1259 |
# ifdef VEOL2 |
| 1260 |
FOO (VEOL2, "VEOL2"); |
| 1261 |
# endif |
| 1262 |
# ifdef VSWTC |
| 1263 |
FOO (VSWTC, "VSWTC"); |
| 1264 |
# endif |
| 1265 |
# ifdef VSWTCH |
| 1266 |
FOO (VSWTCH, "VSWTCH"); |
| 1267 |
# endif |
| 1268 |
FOO (VSTART, "VSTART"); |
| 1269 |
FOO (VSTOP, "VSTOP"); |
| 1270 |
FOO (VSUSP, "VSUSP"); |
| 1271 |
# ifdef VDSUSP |
| 1272 |
FOO (VDSUSP, "VDSUSP"); |
| 1273 |
# endif |
| 1274 |
# ifdef VREPRINT |
| 1275 |
FOO (VREPRINT, "VREPRINT"); |
| 1276 |
# endif |
| 1277 |
# ifdef VDISCRD |
| 1278 |
FOO (VDISCRD, "VDISCRD"); |
| 1279 |
# endif |
| 1280 |
# ifdef VWERSE |
| 1281 |
FOO (VWERSE, "VWERSE"); |
| 1282 |
# endif |
| 1283 |
# ifdef VLNEXT |
| 1284 |
FOO (VLNEXT, "VLNEXT"); |
| 1285 |
# endif |
| 1286 |
|
| 1287 |
fprintf (stderr, "\n"); |
| 1288 |
# undef FOO |
| 1289 |
# endif /* HAVE_TERMIOS_H */ |
| 1290 |
#endif /* DEBUG_TTYMODE */ |
| 1291 |
} |
| 1292 |
|
| 1293 |
/*----------------------------------------------------------------------*/ |
| 1294 |
/* |
| 1295 |
* Run the command in a subprocess and return a file descriptor for the |
| 1296 |
* master end of the pseudo-teletype pair with the command talking to |
| 1297 |
* the slave. |
| 1298 |
*/ |
| 1299 |
void |
| 1300 |
rxvt_term::run_command (const char *const *argv) |
| 1301 |
{ |
| 1302 |
#if ENABLE_FRILLS |
| 1303 |
if (rs[Rs_pty_fd]) |
| 1304 |
{ |
| 1305 |
pty->pty = atoi (rs[Rs_pty_fd]); |
| 1306 |
|
| 1307 |
if (pty->pty >= 0) |
| 1308 |
{ |
| 1309 |
if (getfd_hook) |
| 1310 |
pty->pty = (*getfd_hook) (pty->pty); |
| 1311 |
|
| 1312 |
if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK)) |
| 1313 |
rxvt_fatal ("unusable pty-fd filehandle, aborting.\n"); |
| 1314 |
} |
| 1315 |
} |
| 1316 |
else |
| 1317 |
#endif |
| 1318 |
if (!pty->get ()) |
| 1319 |
rxvt_fatal ("can't initialize pseudo-tty, aborting.\n"); |
| 1320 |
|
| 1321 |
int er; |
| 1322 |
|
| 1323 |
#ifndef NO_BACKSPACE_KEY |
| 1324 |
if (rs[Rs_backspace_key][0] && !rs[Rs_backspace_key][1]) |
| 1325 |
er = rs[Rs_backspace_key][0]; |
| 1326 |
else if (strcmp (rs[Rs_backspace_key], "DEC") == 0) |
| 1327 |
er = '\177'; /* the initial state anyway */ |
| 1328 |
else |
| 1329 |
#endif |
| 1330 |
er = -1; |
| 1331 |
|
| 1332 |
rxvt_get_ttymode (&tio, er); |
| 1333 |
SET_TERMIOS (pty->tty, &tio); /* init terminal attributes */ |
| 1334 |
pty->set_utf8_mode (enc_utf8); |
| 1335 |
|
| 1336 |
/* set initial window size */ |
| 1337 |
tt_winch (); |
| 1338 |
|
| 1339 |
#if ENABLE_FRILLS |
| 1340 |
if (rs[Rs_pty_fd]) |
| 1341 |
return; |
| 1342 |
#endif |
| 1343 |
|
| 1344 |
/* spin off the command interpreter */ |
| 1345 |
switch (cmd_pid = fork ()) |
| 1346 |
{ |
| 1347 |
case -1: |
| 1348 |
{ |
| 1349 |
cmd_pid = 0; |
| 1350 |
rxvt_fatal ("can't fork, aborting.\n"); |
| 1351 |
} |
| 1352 |
case 0: |
| 1353 |
init_env (); |
| 1354 |
|
| 1355 |
if (!pty->make_controlling_tty ()) |
| 1356 |
fprintf (stderr, "%s: could not obtain control of tty.", RESNAME); |
| 1357 |
else |
| 1358 |
{ |
| 1359 |
/* Reopen stdin, stdout and stderr over the tty file descriptor */ |
| 1360 |
dup2 (pty->tty, STDIN_FILENO); |
| 1361 |
dup2 (pty->tty, STDOUT_FILENO); |
| 1362 |
dup2 (pty->tty, STDERR_FILENO); |
| 1363 |
|
| 1364 |
// close all our file handles that we do no longer need |
| 1365 |
for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++) |
| 1366 |
{ |
| 1367 |
if ((*t)->pty->pty > 2) close ((*t)->pty->pty); |
| 1368 |
if ((*t)->pty->tty > 2) close ((*t)->pty->tty); |
| 1369 |
} |
| 1370 |
|
| 1371 |
run_child (argv); |
| 1372 |
fprintf (stderr, "%s: unable to exec child.", RESNAME); |
| 1373 |
} |
| 1374 |
|
| 1375 |
_exit (EXIT_FAILURE); |
| 1376 |
|
| 1377 |
default: |
| 1378 |
if (!option (Opt_utmpInhibit)) |
| 1379 |
pty->login (cmd_pid, option (Opt_loginShell), rs[Rs_display_name]); |
| 1380 |
|
| 1381 |
pty->close_tty (); |
| 1382 |
|
| 1383 |
child_ev.start (cmd_pid); |
| 1384 |
|
| 1385 |
HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END)); |
| 1386 |
break; |
| 1387 |
} |
| 1388 |
} |
| 1389 |
|
| 1390 |
/* ------------------------------------------------------------------------- * |
| 1391 |
* CHILD PROCESS OPERATIONS * |
| 1392 |
* ------------------------------------------------------------------------- */ |
| 1393 |
/* |
| 1394 |
* The only open file descriptor is the slave tty - so no error messages. |
| 1395 |
* returns are fatal |
| 1396 |
*/ |
| 1397 |
int |
| 1398 |
rxvt_term::run_child (const char *const *argv) |
| 1399 |
{ |
| 1400 |
char *login; |
| 1401 |
|
| 1402 |
if (option (Opt_console)) |
| 1403 |
{ /* be virtual console, fail silently */ |
| 1404 |
#ifdef TIOCCONS |
| 1405 |
unsigned int on = 1; |
| 1406 |
|
| 1407 |
ioctl (STDIN_FILENO, TIOCCONS, &on); |
| 1408 |
#elif defined (SRIOCSREDIR) |
| 1409 |
int fd; |
| 1410 |
|
| 1411 |
fd = open (CONSOLE, O_WRONLY, 0); |
| 1412 |
if (fd >= 0) |
| 1413 |
if (ioctl (fd, SRIOCSREDIR, NULL) < 0) |
| 1414 |
close (fd); |
| 1415 |
#endif /* SRIOCSREDIR */ |
| 1416 |
} |
| 1417 |
|
| 1418 |
/* reset signals and spin off the command interpreter */ |
| 1419 |
signal (SIGINT, SIG_DFL); |
| 1420 |
signal (SIGQUIT, SIG_DFL); |
| 1421 |
signal (SIGCHLD, SIG_DFL); |
| 1422 |
signal (SIGHUP, SIG_DFL); |
| 1423 |
signal (SIGPIPE, SIG_DFL); |
| 1424 |
/* |
| 1425 |
* mimick login's behavior by disabling the job control signals |
| 1426 |
* a shell that wants them can turn them back on |
| 1427 |
*/ |
| 1428 |
#ifdef SIGTSTP |
| 1429 |
signal (SIGTSTP, SIG_IGN); |
| 1430 |
signal (SIGTTIN, SIG_IGN); |
| 1431 |
signal (SIGTTOU, SIG_IGN); |
| 1432 |
#endif /* SIGTSTP */ |
| 1433 |
|
| 1434 |
// unblock signals (signals are blocked by iom.C |
| 1435 |
sigset_t ss; |
| 1436 |
sigemptyset (&ss); |
| 1437 |
sigprocmask (SIG_SETMASK, &ss, 0); |
| 1438 |
|
| 1439 |
/* command interpreter path */ |
| 1440 |
if (argv) |
| 1441 |
{ |
| 1442 |
# ifdef DEBUG_CMD |
| 1443 |
int i; |
| 1444 |
|
| 1445 |
for (i = 0; argv[i]; i++) |
| 1446 |
fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]); |
| 1447 |
# endif |
| 1448 |
|
| 1449 |
execvp (argv[0], (char *const *)argv); |
| 1450 |
/* no error message: STDERR is closed! */ |
| 1451 |
} |
| 1452 |
else |
| 1453 |
{ |
| 1454 |
const char *argv0, *shell; |
| 1455 |
|
| 1456 |
if ((shell = getenv ("SHELL")) == NULL || *shell == '\0') |
| 1457 |
shell = "/bin/sh"; |
| 1458 |
|
| 1459 |
argv0 = (const char *)rxvt_basename (shell); |
| 1460 |
|
| 1461 |
if (option (Opt_loginShell)) |
| 1462 |
{ |
| 1463 |
login = (char *)rxvt_malloc (strlen (argv0) + 2); |
| 1464 |
|
| 1465 |
login[0] = '-'; |
| 1466 |
strcpy (&login[1], argv0); |
| 1467 |
argv0 = login; |
| 1468 |
} |
| 1469 |
|
| 1470 |
execlp (shell, argv0, (char *)0); |
| 1471 |
/* no error message: STDERR is closed! */ |
| 1472 |
} |
| 1473 |
|
| 1474 |
return -1; |
| 1475 |
} |
| 1476 |
|
| 1477 |
/*----------------------- end-of-file (C source) -----------------------*/ |
