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/*--------------------------------*-C-*---------------------------------* |
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* File: init.C |
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*----------------------------------------------------------------------* |
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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) 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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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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"Black", /* 0: black (#000000) */ |
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"Red3", /* 1: red (#CD0000) */ |
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"Green3", /* 2: green (#00CD00) */ |
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"Yellow3", /* 3: yellow (#CDCD00) */ |
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"Blue3", /* 4: blue (#0000CD) */ |
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"Magenta3", /* 5: magenta (#CD00CD) */ |
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"Cyan3", /* 6: cyan (#00CDCD) */ |
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# ifdef XTERM_COLORS |
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"Grey90", /* 7: white (#E5E5E5) */ |
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# else |
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"AntiqueWhite", /* 7: white (#FAEBD7) */ |
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# endif |
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/* high-intensity colors */ |
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# ifdef XTERM_COLORS |
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"Grey30", /* 8: bright black (#4D4D4D) */ |
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# else |
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"Grey25", /* 8: bright black (#404040) */ |
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# endif |
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"Red", /* 1/9: bright red (#FF0000) */ |
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"Green", /* 2/10: bright green (#00FF00) */ |
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"Yellow", /* 3/11: bright yellow (#FFFF00) */ |
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"Blue", /* 4/12: bright blue (#0000FF) */ |
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"Magenta", /* 5/13: bright magenta (#FF00FF) */ |
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"Cyan", /* 6/14: bright cyan (#00FFFF) */ |
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"White", /* 7/15: bright white (#FFFFFF) */ |
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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 TINTING |
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NULL, |
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#endif |
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#if OFF_FOCUS_FADING |
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"black", |
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#endif |
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}; |
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|
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const char *const xa_names[] = |
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{ |
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"TEXT", |
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"COMPOUND_TEXT", |
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"UTF8_STRING", |
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"MULTIPLE", |
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"TARGETS", |
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"TIMESTAMP", |
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"VT_SELECTION", |
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"INCR", |
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"WM_PROTOCOLS", |
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"WM_DELETE_WINDOW", |
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"CLIPBOARD", |
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#if ENABLE_FRILLS |
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"_MOTIF_WM_HINTS", |
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#endif |
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#if ENABLE_EWMH |
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"_NET_WM_PID", |
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"_NET_WM_NAME", |
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"_NET_WM_ICON_NAME", |
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"_NET_WM_PING", |
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#endif |
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#if USE_XIM |
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"WM_LOCALE_NAME", |
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#endif |
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#ifdef TRANSPARENT |
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"_XROOTPMAP_ID", |
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"ESETROOT_PMAP_ID", |
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#endif |
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#if ENABLE_XEMBED |
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"_XEMBED", |
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"_XEMBED_INFO", |
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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_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]; |
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#endif |
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pix_colors = pix_colors_focused; |
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|
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if (pix_colors == NULL) |
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return false; |
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|
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#if defined(XPM_BACKGROUND) || defined(TRANSPARENT) |
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pixmap = None; |
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#endif |
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|
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MEvent.time = CurrentTime; |
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MEvent.button = AnyButton; |
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options = DEFAULT_OPTIONS; |
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want_refresh = 1; |
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priv_modes = SavedModes = PrivMode_Default; |
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focus = 0; |
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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_limit = 1; |
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refresh_type = SLOW_REFRESH; |
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prev_nrow = prev_ncol = 0; |
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|
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oldcursor.row = oldcursor.col = -1; |
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#ifdef XPM_BACKGROUND |
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/* bgPixmap.w = bgPixmap.h = 0; */ |
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bgPixmap.x = bgPixmap.y = 50; |
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bgPixmap.pixmap = None; |
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#endif |
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|
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last_bot = last_state = -1; |
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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; |
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#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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/*----------------------------------------------------------------------*/ |
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const char ** |
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rxvt_term::init_resources (int argc, const char *const *argv) |
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{ |
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int i, r_argc; |
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char *val; |
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const char **cmd_argv, **r_argv; |
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|
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/* |
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* Look for -exec option. Find => split and make cmd_argv[] of command args |
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*/ |
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for (r_argc = 0; r_argc < argc; r_argc++) |
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if (!strcmp (argv[r_argc], "-e") || !strcmp (argv[r_argc], "-exec")) |
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break; |
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|
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r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1)); |
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|
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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; |
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|
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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)); |
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|
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for (i = 0; i < argc - r_argc - 1; i++) |
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cmd_argv[i] = (const char *)argv[i + r_argc + 1]; |
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|
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cmd_argv[i] = NULL; |
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} |
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|
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rs[Rs_name] = rxvt_r_basename (argv[0]); |
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|
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/* |
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* Open display, get options/resources and create the window |
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*/ |
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|
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if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL) |
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rs[Rs_display_name] = ":0"; |
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|
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get_options (r_argc, r_argv); |
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|
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if (!(display = displays.get (rs[Rs_display_name]))) |
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rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]); |
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|
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extract_resources (); |
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|
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free (r_argv); |
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|
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#if ENABLE_PERL |
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if (!rs[Rs_perl_ext_1]) |
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rs[Rs_perl_ext_1] = "default"; |
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|
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if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1]) |
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|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2]) |
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|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval])) |
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{ |
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rxvt_perl.init (this); |
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HOOK_INVOKE ((this, HOOK_INIT, DT_END)); |
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} |
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#endif |
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|
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/* |
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* set any defaults not already set |
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*/ |
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if (cmd_argv && cmd_argv[0]) |
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{ |
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if (!rs[Rs_title]) |
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rs[Rs_title] = rxvt_r_basename (cmd_argv[0]); |
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if (!rs[Rs_iconName]) |
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rs[Rs_iconName] = rs[Rs_title]; |
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} |
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else |
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{ |
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if (!rs[Rs_title]) |
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rs[Rs_title] = rs[Rs_name]; |
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if (!rs[Rs_iconName]) |
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rs[Rs_iconName] = rs[Rs_name]; |
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} |
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|
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if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0) |
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saveLines = min (i, MAX_SAVELINES); |
379 |
|
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#if ENABLE_FRILLS |
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if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0) |
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int_bwidth = min (i, std::numeric_limits<int16_t>::max ()); |
383 |
|
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if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0) |
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ext_bwidth = min (i, std::numeric_limits<int16_t>::max ()); |
386 |
|
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if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0) |
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lineSpace = min (i, std::numeric_limits<int16_t>::max ()); |
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#endif |
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|
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#ifdef POINTER_BLANK |
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if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0) |
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pointerBlankDelay = i; |
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else |
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pointerBlankDelay = 2; |
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#endif |
397 |
|
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/* no point having a scrollbar without having any scrollback! */ |
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if (!saveLines) |
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set_option (Opt_scrollBar, 0); |
401 |
|
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#ifdef PRINTPIPE |
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if (!rs[Rs_print_pipe]) |
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rs[Rs_print_pipe] = PRINTPIPE; |
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#endif |
406 |
|
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if (!rs[Rs_cutchars]) |
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rs[Rs_cutchars] = CUTCHARS; |
409 |
|
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#ifndef NO_BACKSPACE_KEY |
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if (!rs[Rs_backspace_key]) |
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# ifdef DEFAULT_BACKSPACE |
413 |
key_backspace = DEFAULT_BACKSPACE; |
414 |
# else |
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key_backspace = "DEC"; /* can toggle between \010 or \177 */ |
416 |
# endif |
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else |
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{ |
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val = strdup (rs[Rs_backspace_key]); |
420 |
rxvt_Str_trim (val); |
421 |
rxvt_Str_escaped (val); |
422 |
key_backspace = val; |
423 |
} |
424 |
#endif |
425 |
|
426 |
#ifndef NO_DELETE_KEY |
427 |
if (!rs[Rs_delete_key]) |
428 |
# ifdef DEFAULT_DELETE |
429 |
key_delete = DEFAULT_DELETE; |
430 |
# else |
431 |
key_delete = "\033[3~"; |
432 |
# endif |
433 |
else |
434 |
{ |
435 |
val = strdup (rs[Rs_delete_key]); |
436 |
rxvt_Str_trim (val); |
437 |
rxvt_Str_escaped (val); |
438 |
key_delete = val; |
439 |
} |
440 |
#endif |
441 |
if (rs[Rs_answerbackstring]) |
442 |
{ |
443 |
rxvt_Str_trim ((char *)rs[Rs_answerbackstring]); |
444 |
rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]); |
445 |
} |
446 |
|
447 |
#ifdef HAVE_SCROLLBARS |
448 |
setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]); |
449 |
#endif |
450 |
|
451 |
#ifdef XTERM_REVERSE_VIDEO |
452 |
/* this is how xterm implements reverseVideo */ |
453 |
if (OPTION (Opt_reverseVideo)) |
454 |
{ |
455 |
if (!rs[Rs_color + Color_fg]) |
456 |
rs[Rs_color + Color_fg] = def_colorName[Color_bg]; |
457 |
if (!rs[Rs_color + Color_bg]) |
458 |
rs[Rs_color + Color_bg] = def_colorName[Color_fg]; |
459 |
} |
460 |
#endif |
461 |
|
462 |
for (i = 0; i < NRS_COLORS; i++) |
463 |
if (!rs[Rs_color + i]) |
464 |
rs[Rs_color + i] = def_colorName[i]; |
465 |
|
466 |
#ifndef XTERM_REVERSE_VIDEO |
467 |
/* this is how we implement reverseVideo */ |
468 |
if (OPTION (Opt_reverseVideo)) |
469 |
::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]); |
470 |
#endif |
471 |
|
472 |
/* convenient aliases for setting fg/bg to colors */ |
473 |
color_aliases (Color_fg); |
474 |
color_aliases (Color_bg); |
475 |
#ifndef NO_CURSORCOLOR |
476 |
color_aliases (Color_cursor); |
477 |
color_aliases (Color_cursor2); |
478 |
#endif /* NO_CURSORCOLOR */ |
479 |
color_aliases (Color_pointer_fg); |
480 |
color_aliases (Color_pointer_bg); |
481 |
color_aliases (Color_border); |
482 |
#ifndef NO_BOLD_UNDERLINE_REVERSE |
483 |
color_aliases (Color_BD); |
484 |
color_aliases (Color_UL); |
485 |
color_aliases (Color_RV); |
486 |
#endif /* ! NO_BOLD_UNDERLINE_REVERSE */ |
487 |
|
488 |
if (!rs[Rs_color + Color_border]) |
489 |
rs[Rs_color + Color_border] = rs[Rs_color + Color_bg]; |
490 |
|
491 |
return cmd_argv; |
492 |
} |
493 |
|
494 |
/*----------------------------------------------------------------------*/ |
495 |
void |
496 |
rxvt_term::init_env () |
497 |
{ |
498 |
int i; |
499 |
unsigned int u; |
500 |
char *val; |
501 |
|
502 |
#ifdef DISPLAY_IS_IP |
503 |
/* Fixup display_name for export over pty to any interested terminal |
504 |
* clients via "ESC[7n" (e.g. shells). Note we use the pure IP number |
505 |
* (for the first non-loopback interface) that we get from |
506 |
* rxvt_network_display (). This is more "name-resolution-portable", if you |
507 |
* will, and probably allows for faster x-client startup if your name |
508 |
* server is beyond a slow link or overloaded at client startup. Of |
509 |
* course that only helps the shell's child processes, not us. |
510 |
* |
511 |
* Giving out the display_name also affords a potential security hole |
512 |
*/ |
513 |
val = rxvt_network_display (rs[Rs_display_name]); |
514 |
rs[Rs_display_name] = (const char *)val; |
515 |
|
516 |
if (val == NULL) |
517 |
#endif /* DISPLAY_IS_IP */ |
518 |
val = XDisplayString (display->display); |
519 |
|
520 |
if (rs[Rs_display_name] == NULL) |
521 |
rs[Rs_display_name] = val; /* use broken `:0' value */ |
522 |
|
523 |
i = strlen (val); |
524 |
env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char)); |
525 |
|
526 |
sprintf (env_display, "DISPLAY=%s", val); |
527 |
|
528 |
/* avoiding the math library: |
529 |
* i = (int) (ceil (log10 ((unsigned int)parent[0]))) */ |
530 |
for (i = 0, u = (unsigned int)parent[0]; u; u /= 10, i++) |
531 |
; |
532 |
max_it (i, 1); |
533 |
env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char)); |
534 |
|
535 |
sprintf (env_windowid, "WINDOWID=%u", |
536 |
(unsigned int)parent[0]); |
537 |
|
538 |
/* add entries to the environment: |
539 |
* @ DISPLAY: in case we started with -display |
540 |
* @ WINDOWID: X window id number of the window |
541 |
* @ COLORTERM: terminal sub-name and also indicates its color |
542 |
* @ TERM: terminal name |
543 |
* @ TERMINFO: path to terminfo directory |
544 |
* @ COLORFGBG: fg;bg color codes |
545 |
*/ |
546 |
putenv (env_display); |
547 |
putenv (env_windowid); |
548 |
if (env_colorfgbg) |
549 |
putenv (env_colorfgbg); |
550 |
|
551 |
#ifdef RXVT_TERMINFO |
552 |
putenv ("TERMINFO=" RXVT_TERMINFO); |
553 |
#endif |
554 |
|
555 |
if (display->depth <= 2) |
556 |
putenv ("COLORTERM=" COLORTERMENV "-mono"); |
557 |
else |
558 |
putenv ("COLORTERM=" COLORTERMENVFULL); |
559 |
|
560 |
if (rs[Rs_term_name] != NULL) |
561 |
{ |
562 |
env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char)); |
563 |
sprintf (env_term, "TERM=%s", rs[Rs_term_name]); |
564 |
putenv (env_term); |
565 |
} |
566 |
else |
567 |
putenv ("TERM=" TERMENV); |
568 |
|
569 |
#ifdef HAVE_UNSETENV |
570 |
/* avoid passing old settings and confusing term size */ |
571 |
unsetenv ("LINES"); |
572 |
unsetenv ("COLUMNS"); |
573 |
unsetenv ("TERMCAP"); /* terminfo should be okay */ |
574 |
#endif /* HAVE_UNSETENV */ |
575 |
} |
576 |
|
577 |
/*----------------------------------------------------------------------*/ |
578 |
/* |
579 |
* This is more or less stolen straight from XFree86 xterm. |
580 |
* This should support all European type languages. |
581 |
*/ |
582 |
void |
583 |
rxvt_term::set_locale (const char *locale) |
584 |
{ |
585 |
set_environ (envv); |
586 |
|
587 |
#if HAVE_XSETLOCALE || HAVE_SETLOCALE |
588 |
free (this->locale); |
589 |
this->locale = setlocale (LC_CTYPE, locale); |
590 |
|
591 |
if (!this->locale) |
592 |
{ |
593 |
if (*locale) |
594 |
{ |
595 |
rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale); |
596 |
setlocale (LC_CTYPE, "C"); |
597 |
} |
598 |
else |
599 |
rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n"); |
600 |
|
601 |
this->locale = "C"; |
602 |
} |
603 |
|
604 |
|
605 |
this->locale = rxvt_strdup (this->locale); |
606 |
SET_LOCALE (this->locale); |
607 |
mbstate.reset (); |
608 |
#endif |
609 |
|
610 |
#if HAVE_NL_LANGINFO |
611 |
char *codeset = strdup (nl_langinfo (CODESET)); |
612 |
// /^UTF.?8/i |
613 |
enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u') |
614 |
&& (codeset[1] == 'T' || codeset[1] == 't') |
615 |
&& (codeset[2] == 'F' || codeset[2] == 'f') |
616 |
&& (codeset[3] == '8' || codeset[4] == '8'); |
617 |
free (codeset); |
618 |
#else |
619 |
enc_utf8 = 0; |
620 |
#endif |
621 |
} |
622 |
|
623 |
void |
624 |
rxvt_term::init_xlocale () |
625 |
{ |
626 |
set_environ (envv); |
627 |
|
628 |
#ifdef USE_XIM |
629 |
if (!locale) |
630 |
rxvt_warn ("setting locale failed, working without locale support.\n"); |
631 |
else |
632 |
{ |
633 |
set_string_property (xa[XA_WM_LOCALE_NAME], locale); |
634 |
|
635 |
if (!XSupportsLocale ()) |
636 |
{ |
637 |
rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n"); |
638 |
return; |
639 |
} |
640 |
|
641 |
im_ev.start (display); |
642 |
|
643 |
/* see if we can connect already */ |
644 |
im_cb (); |
645 |
} |
646 |
#endif |
647 |
} |
648 |
|
649 |
/*----------------------------------------------------------------------*/ |
650 |
void |
651 |
rxvt_term::init_command (const char *const *argv) |
652 |
{ |
653 |
/* |
654 |
* Initialize the command connection. |
655 |
* This should be called after the X server connection is established. |
656 |
*/ |
657 |
|
658 |
#ifdef META8_OPTION |
659 |
meta_char = OPTION (Opt_meta8) ? 0x80 : C0_ESC; |
660 |
#endif |
661 |
|
662 |
get_ourmods (); |
663 |
|
664 |
if (!OPTION (Opt_scrollTtyOutput)) |
665 |
priv_modes |= PrivMode_TtyOutputInh; |
666 |
if (OPTION (Opt_scrollTtyKeypress)) |
667 |
priv_modes |= PrivMode_Keypress; |
668 |
if (!OPTION (Opt_jumpScroll)) |
669 |
priv_modes |= PrivMode_smoothScroll; |
670 |
|
671 |
#ifndef NO_BACKSPACE_KEY |
672 |
if (strcmp (key_backspace, "DEC") == 0) |
673 |
priv_modes |= PrivMode_HaveBackSpace; |
674 |
#endif |
675 |
|
676 |
/* add value for scrollBar */ |
677 |
if (scrollBar.state) |
678 |
{ |
679 |
priv_modes |= PrivMode_scrollBar; |
680 |
SavedModes |= PrivMode_scrollBar; |
681 |
} |
682 |
|
683 |
run_command (argv); |
684 |
} |
685 |
|
686 |
/*----------------------------------------------------------------------*/ |
687 |
void |
688 |
rxvt_term::Get_Colours () |
689 |
{ |
690 |
int i; |
691 |
|
692 |
#ifdef OFF_FOCUS_FADING |
693 |
pix_colors = pix_colors_focused; |
694 |
#endif |
695 |
|
696 |
for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++) |
697 |
{ |
698 |
rxvt_color xcol; |
699 |
|
700 |
if (!rs[Rs_color + i]) |
701 |
continue; |
702 |
|
703 |
if (!rXParseAllocColor (&xcol, rs[Rs_color + i])) |
704 |
{ |
705 |
#ifndef XTERM_REVERSE_VIDEO |
706 |
if (i < 2 && OPTION (Opt_reverseVideo)) |
707 |
rs[Rs_color + i] = def_colorName[!i]; |
708 |
else |
709 |
#endif |
710 |
rs[Rs_color + i] = def_colorName[i]; |
711 |
|
712 |
if (!rs[Rs_color + i]) |
713 |
continue; |
714 |
|
715 |
if (!rXParseAllocColor (&xcol, rs[Rs_color + i])) |
716 |
{ |
717 |
switch (i) |
718 |
{ |
719 |
case Color_fg: |
720 |
case Color_bg: |
721 |
/* fatal: need bg/fg color */ |
722 |
rxvt_fatal ("unable to get foreground/background colour, aborting.\n"); |
723 |
/* NOTREACHED */ |
724 |
break; |
725 |
#ifndef NO_CURSORCOLOR |
726 |
case Color_cursor2: |
727 |
xcol = pix_colors[Color_fg]; |
728 |
break; |
729 |
#endif /* ! NO_CURSORCOLOR */ |
730 |
case Color_pointer_fg: |
731 |
xcol = pix_colors[Color_fg]; |
732 |
break; |
733 |
default: |
734 |
xcol = pix_colors[Color_bg]; /* None */ |
735 |
break; |
736 |
} |
737 |
} |
738 |
} |
739 |
|
740 |
pix_colors[i] = xcol; |
741 |
SET_PIXCOLOR (i); |
742 |
} |
743 |
|
744 |
#ifdef OFF_FOCUS_FADING |
745 |
if (rs[Rs_fade]) |
746 |
for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++) |
747 |
pix_colors_unfocused[i] = pix_colors_focused[i].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]); |
748 |
#endif |
749 |
|
750 |
if (display->depth <= 2) |
751 |
{ |
752 |
if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg]; |
753 |
if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg]; |
754 |
if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg]; |
755 |
} |
756 |
|
757 |
/* |
758 |
* get scrollBar shadow colors |
759 |
* |
760 |
* The calculations of topShadow/bottomShadow values are adapted |
761 |
* from the fvwm window manager. |
762 |
*/ |
763 |
#ifdef KEEP_SCROLLCOLOR |
764 |
|
765 |
if (display->depth <= 2) |
766 |
{ |
767 |
/* Monochrome */ |
768 |
pix_colors[Color_scroll] = pix_colors[Color_fg]; |
769 |
pix_colors[Color_topShadow] = pix_colors[Color_bg]; |
770 |
pix_colors[Color_bottomShadow] = pix_colors[Color_bg]; |
771 |
} |
772 |
else |
773 |
{ |
774 |
rxvt_color xcol[2]; |
775 |
/* xcol[0] == white |
776 |
* xcol[1] == top shadow |
777 |
* xcol[2] == bot shadow */ |
778 |
|
779 |
xcol[1] = pix_colors[Color_scroll]; |
780 |
xcol[0].set (display, 65535, 65535, 65535); |
781 |
|
782 |
unsigned short pr1, pg1, pb1, pr0, pg0, pb0; |
783 |
|
784 |
xcol[0].get (display, pr0, pg0, pb0); |
785 |
xcol[1].get (display, pr1, pg1, pb1); |
786 |
|
787 |
pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50); |
788 |
|
789 |
/* topShadowColor */ |
790 |
if (!xcol[1].set (display, |
791 |
min (pr0, max (pr0 / 5, pr1) * 7 / 5), |
792 |
min (pg0, max (pg0 / 5, pg1) * 7 / 5), |
793 |
min (pb0, max (pb0 / 5, pb1) * 7 / 5))) |
794 |
xcol[1] = pix_colors[Color_White]; |
795 |
|
796 |
pix_colors[Color_topShadow] = xcol[1]; |
797 |
} |
798 |
#endif /* KEEP_SCROLLCOLOR */ |
799 |
} |
800 |
|
801 |
/*----------------------------------------------------------------------*/ |
802 |
/* color aliases, fg/bg bright-bold */ |
803 |
void |
804 |
rxvt_term::color_aliases (int idx) |
805 |
{ |
806 |
if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx]))) |
807 |
{ |
808 |
int i = atoi (rs[Rs_color + idx]); |
809 |
|
810 |
if (i >= 8 && i <= 15) |
811 |
{ /* bright colors */ |
812 |
i -= 8; |
813 |
rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i]; |
814 |
return; |
815 |
} |
816 |
|
817 |
if (i >= 0 && i <= 7) /* normal colors */ |
818 |
rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i]; |
819 |
} |
820 |
} |
821 |
|
822 |
/*----------------------------------------------------------------------*/ |
823 |
/* |
824 |
* Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings |
825 |
* Use resource ``modifier'' to override the Meta modifier |
826 |
*/ |
827 |
void |
828 |
rxvt_term::get_ourmods () |
829 |
{ |
830 |
int i, j, k; |
831 |
int requestedmeta, realmeta, realalt; |
832 |
const char *cm, *rsmod; |
833 |
XModifierKeymap *map; |
834 |
KeyCode *kc; |
835 |
const unsigned int modmasks[] = |
836 |
{ |
837 |
Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask |
838 |
}; |
839 |
|
840 |
requestedmeta = realmeta = realalt = 0; |
841 |
rsmod = rs[Rs_modifier]; |
842 |
|
843 |
if (rsmod |
844 |
&& strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0) |
845 |
requestedmeta = rsmod[3] - '0'; |
846 |
|
847 |
map = XGetModifierMapping (display->display); |
848 |
kc = map->modifiermap; |
849 |
|
850 |
for (i = 1; i < 6; i++) |
851 |
{ |
852 |
k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */ |
853 |
|
854 |
for (j = map->max_keypermod; j--; k++) |
855 |
{ |
856 |
if (kc[k] == 0) |
857 |
break; |
858 |
|
859 |
switch (XKeycodeToKeysym (display->display, kc[k], 0)) |
860 |
{ |
861 |
case XK_Num_Lock: |
862 |
ModNumLockMask = modmasks[i - 1]; |
863 |
continue; |
864 |
|
865 |
case XK_ISO_Level3_Shift: |
866 |
ModLevel3Mask = modmasks[i - 1]; |
867 |
continue; |
868 |
|
869 |
case XK_Meta_L: |
870 |
case XK_Meta_R: |
871 |
cm = "meta"; |
872 |
realmeta = i; |
873 |
break; |
874 |
|
875 |
case XK_Alt_L: |
876 |
case XK_Alt_R: |
877 |
cm = "alt"; |
878 |
realalt = i; |
879 |
break; |
880 |
|
881 |
case XK_Super_L: |
882 |
case XK_Super_R: |
883 |
cm = "super"; |
884 |
break; |
885 |
|
886 |
case XK_Hyper_L: |
887 |
case XK_Hyper_R: |
888 |
cm = "hyper"; |
889 |
break; |
890 |
|
891 |
default: |
892 |
continue; |
893 |
} |
894 |
|
895 |
if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0) |
896 |
requestedmeta = i; |
897 |
} |
898 |
} |
899 |
|
900 |
XFreeModifiermap (map); |
901 |
|
902 |
i = requestedmeta ? requestedmeta |
903 |
: realmeta ? realmeta |
904 |
: realalt ? realalt |
905 |
: 0; |
906 |
|
907 |
if (i) |
908 |
ModMetaMask = modmasks[i - 1]; |
909 |
} |
910 |
|
911 |
/*----------------------------------------------------------------------*/ |
912 |
/* rxvt_Create_Windows () - Open and map the window */ |
913 |
void |
914 |
rxvt_term::create_windows (int argc, const char *const *argv) |
915 |
{ |
916 |
XClassHint classHint; |
917 |
XWMHints wmHint; |
918 |
#if ENABLE_FRILLS |
919 |
Atom prop = None; |
920 |
MWMHints mwmhints; |
921 |
#endif |
922 |
XGCValues gcvalue; |
923 |
XSetWindowAttributes attributes; |
924 |
XWindowAttributes gattr; |
925 |
Window top, parent; |
926 |
dDisp; |
927 |
|
928 |
#ifdef USING_W11LIB |
929 |
/* enable W11 callbacks */ |
930 |
W11AddEventHandler (disp, rxvt_W11_process_x_event); |
931 |
#endif |
932 |
|
933 |
assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); |
934 |
XInternAtoms (disp, (char **)xa_names, NUM_XA, False, xa); |
935 |
|
936 |
if (OPTION (Opt_transparent)) |
937 |
{ |
938 |
XGetWindowAttributes (disp, RootWindow (disp, display->screen), &gattr); |
939 |
display->depth = gattr.depth; // doh //TODO, per-term not per-display? |
940 |
} |
941 |
|
942 |
/* grab colors before netscape does */ |
943 |
Get_Colours (); |
944 |
|
945 |
if (!set_fonts ()) |
946 |
rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n"); |
947 |
|
948 |
parent = DefaultRootWindow (disp); |
949 |
|
950 |
attributes.override_redirect = !!OPTION (Opt_override_redirect); |
951 |
|
952 |
#if ENABLE_FRILLS |
953 |
if (OPTION (Opt_borderLess)) |
954 |
{ |
955 |
prop = XInternAtom (disp, "_MOTIF_WM_INFO", True); |
956 |
|
957 |
if (prop == None) |
958 |
{ |
959 |
/* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/ |
960 |
attributes.override_redirect = TRUE; |
961 |
mwmhints.flags = 0; |
962 |
} |
963 |
else |
964 |
{ |
965 |
mwmhints.flags = MWM_HINTS_DECORATIONS; |
966 |
mwmhints.decorations = 0; |
967 |
} |
968 |
} |
969 |
else |
970 |
mwmhints.flags = 0; |
971 |
#endif |
972 |
|
973 |
#if ENABLE_XEMBED |
974 |
if (rs[Rs_embed]) |
975 |
{ |
976 |
XWindowAttributes wattr; |
977 |
|
978 |
parent = strtol (rs[Rs_embed], 0, 0); |
979 |
|
980 |
if (!XGetWindowAttributes (disp, parent, &wattr)) |
981 |
rxvt_fatal ("invalid window-id specified with -embed, aborting.\n"); |
982 |
|
983 |
window_calc (wattr.width, wattr.height); |
984 |
} |
985 |
#endif |
986 |
|
987 |
window_calc (0, 0); |
988 |
|
989 |
/* sub-window placement & size in rxvt_resize_subwindows () */ |
990 |
attributes.background_pixel = pix_colors_focused[Color_border]; |
991 |
attributes.border_pixel = pix_colors_focused[Color_border]; |
992 |
attributes.colormap = display->cmap; |
993 |
top = XCreateWindow (disp, parent, |
994 |
szHint.x, szHint.y, |
995 |
szHint.width, szHint.height, |
996 |
ext_bwidth, |
997 |
display->depth, InputOutput, |
998 |
display->visual, |
999 |
CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect, |
1000 |
&attributes); |
1001 |
|
1002 |
this->parent[0] = top; |
1003 |
|
1004 |
old_width = szHint.width; |
1005 |
old_height = szHint.height; |
1006 |
|
1007 |
process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST); |
1008 |
process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST); |
1009 |
|
1010 |
classHint.res_name = (char *)rs[Rs_name]; |
1011 |
classHint.res_class = (char *)RESCLASS; |
1012 |
|
1013 |
wmHint.flags = InputHint | StateHint | WindowGroupHint; |
1014 |
wmHint.input = True; |
1015 |
wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState; |
1016 |
wmHint.window_group = top; |
1017 |
|
1018 |
XmbSetWMProperties (disp, top, NULL, NULL, (char **)argv, argc, |
1019 |
&szHint, &wmHint, &classHint); |
1020 |
|
1021 |
Atom protocols[] = { |
1022 |
xa[XA_WM_DELETE_WINDOW], |
1023 |
#if ENABLE_EWMH |
1024 |
xa[XA_NET_WM_PING], |
1025 |
#endif |
1026 |
}; |
1027 |
|
1028 |
XSetWMProtocols (disp, top, protocols, sizeof (protocols) / sizeof (protocols[0])); |
1029 |
|
1030 |
#if ENABLE_FRILLS |
1031 |
if (rs[Rs_transient_for]) |
1032 |
XSetTransientForHint (disp, top, (Window)strtol (rs[Rs_transient_for], 0, 0)); |
1033 |
#endif |
1034 |
|
1035 |
#if ENABLE_EWMH |
1036 |
long pid = getpid (); |
1037 |
|
1038 |
XChangeProperty (disp, top, |
1039 |
xa[XA_NET_WM_PID], XA_CARDINAL, 32, |
1040 |
PropModeReplace, (unsigned char *)&pid, 1); |
1041 |
|
1042 |
// _NET_WM_WINDOW_TYPE is NORMAL, which is the default |
1043 |
#endif |
1044 |
|
1045 |
XSelectInput (disp, top, |
1046 |
KeyPressMask |
1047 |
#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755 |
1048 |
| KeyReleaseMask |
1049 |
#endif |
1050 |
| FocusChangeMask | VisibilityChangeMask |
1051 |
| ExposureMask | StructureNotifyMask); |
1052 |
|
1053 |
termwin_ev.start (display, top); |
1054 |
|
1055 |
#if ENABLE_FRILLS |
1056 |
if (mwmhints.flags) |
1057 |
XChangeProperty (disp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32, |
1058 |
PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS); |
1059 |
#endif |
1060 |
|
1061 |
/* vt cursor: Black-on-White is standard, but this is more popular */ |
1062 |
TermWin_cursor = XCreateFontCursor (disp, XC_xterm); |
1063 |
|
1064 |
#ifdef HAVE_SCROLLBARS |
1065 |
/* cursor scrollBar: Black-on-White */ |
1066 |
leftptr_cursor = XCreateFontCursor (disp, XC_left_ptr); |
1067 |
#endif |
1068 |
|
1069 |
/* the vt window */ |
1070 |
vt = XCreateSimpleWindow (disp, top, |
1071 |
window_vt_x, |
1072 |
window_vt_y, |
1073 |
width, |
1074 |
height, |
1075 |
0, |
1076 |
pix_colors_focused[Color_fg], |
1077 |
pix_colors_focused[Color_bg]); |
1078 |
#ifdef DEBUG_X |
1079 |
XStoreName (disp, vt, "vt window"); |
1080 |
#endif |
1081 |
|
1082 |
attributes.bit_gravity = NorthWestGravity; |
1083 |
XChangeWindowAttributes (disp, vt, CWBitGravity, &attributes); |
1084 |
|
1085 |
vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask; |
1086 |
|
1087 |
if (OPTION (Opt_pointerBlank)) |
1088 |
vt_emask |= PointerMotionMask; |
1089 |
else |
1090 |
vt_emask |= Button1MotionMask | Button3MotionMask; |
1091 |
|
1092 |
vt_select_input (); |
1093 |
|
1094 |
vt_ev.start (display, vt); |
1095 |
|
1096 |
#ifdef XPM_BACKGROUND |
1097 |
if (rs[Rs_backgroundPixmap] != NULL |
1098 |
&& ! OPTION (Opt_transparent)) |
1099 |
{ |
1100 |
const char *p = rs[Rs_backgroundPixmap]; |
1101 |
|
1102 |
if ((p = strchr (p, ';')) != NULL) |
1103 |
{ |
1104 |
p++; |
1105 |
scale_pixmap (p); |
1106 |
} |
1107 |
|
1108 |
set_bgPixmap (rs[Rs_backgroundPixmap]); |
1109 |
scr_touch (true); |
1110 |
} |
1111 |
#endif |
1112 |
|
1113 |
/* graphics context for the vt window */ |
1114 |
gcvalue.foreground = pix_colors[Color_fg]; |
1115 |
gcvalue.background = pix_colors[Color_bg]; |
1116 |
gcvalue.graphics_exposures = 1; |
1117 |
gc = XCreateGC (disp, vt, |
1118 |
GCForeground | GCBackground | GCGraphicsExposures, |
1119 |
&gcvalue); |
1120 |
|
1121 |
drawable = new rxvt_drawable (display, vt); |
1122 |
|
1123 |
#ifdef RXVT_SCROLLBAR |
1124 |
gcvalue.foreground = pix_colors[Color_topShadow]; |
1125 |
topShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue); |
1126 |
gcvalue.foreground = pix_colors[Color_bottomShadow]; |
1127 |
botShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue); |
1128 |
gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)]; |
1129 |
scrollbarGC = XCreateGC (disp, vt, GCForeground, &gcvalue); |
1130 |
#endif |
1131 |
|
1132 |
#ifdef OFF_FOCUS_FADING |
1133 |
// initially we are in unfocused state |
1134 |
if (rs[Rs_fade]) |
1135 |
pix_colors = pix_colors_unfocused; |
1136 |
#endif |
1137 |
|
1138 |
pointer_unblank (); |
1139 |
scr_recolour (); |
1140 |
|
1141 |
#if ENABLE_XEMBED |
1142 |
if (rs[Rs_embed]) |
1143 |
{ |
1144 |
long info[2] = { 0, XEMBED_MAPPED }; |
1145 |
|
1146 |
XChangeProperty (disp, parent, xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO], |
1147 |
32, PropModeReplace, (unsigned char *)&info, 2); |
1148 |
} |
1149 |
#endif |
1150 |
} |
1151 |
|
1152 |
/* ------------------------------------------------------------------------- * |
1153 |
* GET TTY CURRENT STATE * |
1154 |
* ------------------------------------------------------------------------- */ |
1155 |
void |
1156 |
rxvt_get_ttymode (ttymode_t *tio, int erase) |
1157 |
{ |
1158 |
#ifdef HAVE_TERMIOS_H |
1159 |
/* |
1160 |
* standard System V termios interface |
1161 |
*/ |
1162 |
if (GET_TERMIOS (STDIN_FILENO, tio) < 0) |
1163 |
{ |
1164 |
// return error - use system defaults, |
1165 |
// where possible, and zero elsewhere |
1166 |
memset (tio, 0, sizeof (ttymode_t)); |
1167 |
|
1168 |
tio->c_cc[VINTR] = CINTR; |
1169 |
tio->c_cc[VQUIT] = CQUIT; |
1170 |
tio->c_cc[VERASE] = CERASE; |
1171 |
#ifdef VERASE2 |
1172 |
tio->c_cc[VERASE2] = CERASE2; |
1173 |
#endif |
1174 |
tio->c_cc[VKILL] = CKILL; |
1175 |
tio->c_cc[VSTART] = CSTART; |
1176 |
tio->c_cc[VSTOP] = CSTOP; |
1177 |
tio->c_cc[VSUSP] = CSUSP; |
1178 |
# ifdef VDSUSP |
1179 |
tio->c_cc[VDSUSP] = CDSUSP; |
1180 |
# endif |
1181 |
# ifdef VREPRINT |
1182 |
tio->c_cc[VREPRINT] = CRPRNT; |
1183 |
# endif |
1184 |
# ifdef VDISCRD |
1185 |
tio->c_cc[VDISCRD] = CFLUSH; |
1186 |
# endif |
1187 |
# ifdef VWERSE |
1188 |
tio->c_cc[VWERSE] = CWERASE; |
1189 |
# endif |
1190 |
# ifdef VLNEXT |
1191 |
tio->c_cc[VLNEXT] = CLNEXT; |
1192 |
# endif |
1193 |
} |
1194 |
|
1195 |
tio->c_cc[VEOF] = CEOF; |
1196 |
tio->c_cc[VEOL] = VDISABLE; |
1197 |
# ifdef VEOL2 |
1198 |
tio->c_cc[VEOL2] = VDISABLE; |
1199 |
# endif |
1200 |
# ifdef VSWTC |
1201 |
tio->c_cc[VSWTC] = VDISABLE; |
1202 |
# endif |
1203 |
# ifdef VSWTCH |
1204 |
tio->c_cc[VSWTCH] = VDISABLE; |
1205 |
# endif |
1206 |
# if VMIN != VEOF |
1207 |
tio->c_cc[VMIN] = 1; |
1208 |
# endif |
1209 |
# if VTIME != VEOL |
1210 |
tio->c_cc[VTIME] = 0; |
1211 |
# endif |
1212 |
|
1213 |
if (erase != -1) |
1214 |
tio->c_cc[VERASE] = (char)erase; |
1215 |
|
1216 |
/* input modes */ |
1217 |
tio->c_iflag = (BRKINT | IGNPAR | ICRNL |
1218 |
# ifdef IMAXBEL |
1219 |
| IMAXBEL |
1220 |
# endif |
1221 |
| IXON); |
1222 |
|
1223 |
/* output modes */ |
1224 |
tio->c_oflag = (OPOST | ONLCR); |
1225 |
|
1226 |
/* control modes */ |
1227 |
tio->c_cflag = (CS8 | CREAD); |
1228 |
|
1229 |
/* line discipline modes */ |
1230 |
tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO |
1231 |
# if defined (ECHOCTL) && defined (ECHOKE) |
1232 |
| ECHOCTL | ECHOKE |
1233 |
# endif |
1234 |
| ECHOE | ECHOK); |
1235 |
# else /* HAVE_TERMIOS_H */ |
1236 |
|
1237 |
/* |
1238 |
* sgtty interface |
1239 |
*/ |
1240 |
|
1241 |
/* get parameters -- gtty */ |
1242 |
if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0) |
1243 |
{ |
1244 |
tio->sg.sg_erase = CERASE; /* ^H */ |
1245 |
tio->sg.sg_kill = CKILL; /* ^U */ |
1246 |
} |
1247 |
|
1248 |
if (erase != -1) |
1249 |
tio->sg.sg_erase = (char)erase; |
1250 |
|
1251 |
tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP); |
1252 |
|
1253 |
/* get special characters */ |
1254 |
if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0) |
1255 |
{ |
1256 |
tio->tc.t_intrc = CINTR; /* ^C */ |
1257 |
tio->tc.t_quitc = CQUIT; /* ^\ */ |
1258 |
tio->tc.t_startc = CSTART; /* ^Q */ |
1259 |
tio->tc.t_stopc = CSTOP; /* ^S */ |
1260 |
tio->tc.t_eofc = CEOF; /* ^D */ |
1261 |
tio->tc.t_brkc = -1; |
1262 |
} |
1263 |
|
1264 |
/* get local special chars */ |
1265 |
if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0) |
1266 |
{ |
1267 |
tio->lc.t_suspc = CSUSP; /* ^Z */ |
1268 |
tio->lc.t_dsuspc = CDSUSP; /* ^Y */ |
1269 |
tio->lc.t_rprntc = CRPRNT; /* ^R */ |
1270 |
tio->lc.t_flushc = CFLUSH; /* ^O */ |
1271 |
tio->lc.t_werasc = CWERASE; /* ^W */ |
1272 |
tio->lc.t_lnextc = CLNEXT; /* ^V */ |
1273 |
} |
1274 |
/* get line discipline */ |
1275 |
ioctl (STDIN_FILENO, TIOCGETD, & (tio->line)); |
1276 |
# ifdef NTTYDISC |
1277 |
tio->line = NTTYDISC; |
1278 |
# endif /* NTTYDISC */ |
1279 |
|
1280 |
tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL); |
1281 |
#endif /* HAVE_TERMIOS_H */ |
1282 |
|
1283 |
/* |
1284 |
* Debugging |
1285 |
*/ |
1286 |
#ifdef DEBUG_TTYMODE |
1287 |
#ifdef HAVE_TERMIOS_H |
1288 |
/* c_iflag bits */ |
1289 |
fprintf (stderr, "Input flags\n"); |
1290 |
|
1291 |
/* cpp token stringize doesn't work on all machines <sigh> */ |
1292 |
# define FOO(flag,name) \ |
1293 |
if ((tio->c_iflag) & flag) \ |
1294 |
fprintf (stderr, "%s ", name) |
1295 |
|
1296 |
/* c_iflag bits */ |
1297 |
FOO (IGNBRK, "IGNBRK"); |
1298 |
FOO (BRKINT, "BRKINT"); |
1299 |
FOO (IGNPAR, "IGNPAR"); |
1300 |
FOO (PARMRK, "PARMRK"); |
1301 |
FOO (INPCK, "INPCK"); |
1302 |
FOO (ISTRIP, "ISTRIP"); |
1303 |
FOO (INLCR, "INLCR"); |
1304 |
FOO (IGNCR, "IGNCR"); |
1305 |
FOO (ICRNL, "ICRNL"); |
1306 |
FOO (IXON, "IXON"); |
1307 |
FOO (IXOFF, "IXOFF"); |
1308 |
# ifdef IUCLC |
1309 |
FOO (IUCLC, "IUCLC"); |
1310 |
# endif |
1311 |
# ifdef IXANY |
1312 |
FOO (IXANY, "IXANY"); |
1313 |
# endif |
1314 |
# ifdef IMAXBEL |
1315 |
FOO (IMAXBEL, "IMAXBEL"); |
1316 |
# endif |
1317 |
|
1318 |
fprintf (stderr, "\n"); |
1319 |
|
1320 |
# undef FOO |
1321 |
# define FOO(entry, name) \ |
1322 |
fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry]) |
1323 |
|
1324 |
FOO (VINTR, "VINTR"); |
1325 |
FOO (VQUIT, "VQUIT"); |
1326 |
FOO (VERASE, "VERASE"); |
1327 |
FOO (VKILL, "VKILL"); |
1328 |
FOO (VEOF, "VEOF"); |
1329 |
FOO (VEOL, "VEOL"); |
1330 |
# ifdef VEOL2 |
1331 |
FOO (VEOL2, "VEOL2"); |
1332 |
# endif |
1333 |
# ifdef VSWTC |
1334 |
FOO (VSWTC, "VSWTC"); |
1335 |
# endif |
1336 |
# ifdef VSWTCH |
1337 |
FOO (VSWTCH, "VSWTCH"); |
1338 |
# endif |
1339 |
FOO (VSTART, "VSTART"); |
1340 |
FOO (VSTOP, "VSTOP"); |
1341 |
FOO (VSUSP, "VSUSP"); |
1342 |
# ifdef VDSUSP |
1343 |
FOO (VDSUSP, "VDSUSP"); |
1344 |
# endif |
1345 |
# ifdef VREPRINT |
1346 |
FOO (VREPRINT, "VREPRINT"); |
1347 |
# endif |
1348 |
# ifdef VDISCRD |
1349 |
FOO (VDISCRD, "VDISCRD"); |
1350 |
# endif |
1351 |
# ifdef VWERSE |
1352 |
FOO (VWERSE, "VWERSE"); |
1353 |
# endif |
1354 |
# ifdef VLNEXT |
1355 |
FOO (VLNEXT, "VLNEXT"); |
1356 |
# endif |
1357 |
|
1358 |
fprintf (stderr, "\n"); |
1359 |
# undef FOO |
1360 |
# endif /* HAVE_TERMIOS_H */ |
1361 |
#endif /* DEBUG_TTYMODE */ |
1362 |
} |
1363 |
|
1364 |
/*----------------------------------------------------------------------*/ |
1365 |
/* |
1366 |
* Run the command in a subprocess and return a file descriptor for the |
1367 |
* master end of the pseudo-teletype pair with the command talking to |
1368 |
* the slave. |
1369 |
*/ |
1370 |
void |
1371 |
rxvt_term::run_command (const char *const *argv) |
1372 |
{ |
1373 |
#if ENABLE_FRILLS |
1374 |
if (rs[Rs_pty_fd]) |
1375 |
{ |
1376 |
pty->pty = atoi (rs[Rs_pty_fd]); |
1377 |
|
1378 |
if (pty->pty >= 0) |
1379 |
{ |
1380 |
if (getfd_hook) |
1381 |
pty->pty = (*getfd_hook) (pty->pty); |
1382 |
|
1383 |
if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK)) |
1384 |
rxvt_fatal ("unusable pty-fd filehandle, aborting.\n"); |
1385 |
} |
1386 |
} |
1387 |
else |
1388 |
#endif |
1389 |
if (!pty->get ()) |
1390 |
rxvt_fatal ("can't initialize pseudo-tty, aborting.\n"); |
1391 |
|
1392 |
pty->set_utf8_mode (enc_utf8); |
1393 |
|
1394 |
/* set initial window size */ |
1395 |
tt_winch (); |
1396 |
|
1397 |
int er; |
1398 |
|
1399 |
#ifndef NO_BACKSPACE_KEY |
1400 |
if (key_backspace[0] && !key_backspace[1]) |
1401 |
er = key_backspace[0]; |
1402 |
else if (strcmp (key_backspace, "DEC") == 0) |
1403 |
er = '\177'; /* the initial state anyway */ |
1404 |
else |
1405 |
#endif |
1406 |
er = -1; |
1407 |
|
1408 |
rxvt_get_ttymode (&tio, er); |
1409 |
|
1410 |
#if ENABLE_FRILLS |
1411 |
if (rs[Rs_pty_fd]) |
1412 |
return; |
1413 |
#endif |
1414 |
|
1415 |
/* spin off the command interpreter */ |
1416 |
switch (cmd_pid = fork ()) |
1417 |
{ |
1418 |
case -1: |
1419 |
{ |
1420 |
cmd_pid = 0; |
1421 |
rxvt_fatal ("can't fork, aborting.\n"); |
1422 |
} |
1423 |
case 0: |
1424 |
init_env (); |
1425 |
|
1426 |
if (!pty->make_controlling_tty ()) |
1427 |
fprintf (stderr, "%s: could not obtain control of tty.", RESNAME); |
1428 |
else |
1429 |
{ |
1430 |
/* Reopen stdin, stdout and stderr over the tty file descriptor */ |
1431 |
dup2 (pty->tty, STDIN_FILENO); |
1432 |
dup2 (pty->tty, STDOUT_FILENO); |
1433 |
dup2 (pty->tty, STDERR_FILENO); |
1434 |
|
1435 |
// close all our file handles that we do no longer need |
1436 |
for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++) |
1437 |
{ |
1438 |
if ((*t)->pty->pty > 2) close ((*t)->pty->pty); |
1439 |
if ((*t)->pty->tty > 2) close ((*t)->pty->tty); |
1440 |
} |
1441 |
|
1442 |
run_child (argv); |
1443 |
fprintf (stderr, "%s: unable to exec child.", RESNAME); |
1444 |
} |
1445 |
|
1446 |
_exit (EXIT_FAILURE); |
1447 |
|
1448 |
default: |
1449 |
#if UTMP_SUPPORT |
1450 |
if (!OPTION (Opt_utmpInhibit)) |
1451 |
pty->login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]); |
1452 |
#endif |
1453 |
|
1454 |
pty->close_tty (); |
1455 |
|
1456 |
child_ev.start (cmd_pid); |
1457 |
|
1458 |
HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END)); |
1459 |
break; |
1460 |
} |
1461 |
} |
1462 |
|
1463 |
/* ------------------------------------------------------------------------- * |
1464 |
* CHILD PROCESS OPERATIONS * |
1465 |
* ------------------------------------------------------------------------- */ |
1466 |
/* |
1467 |
* The only open file descriptor is the slave tty - so no error messages. |
1468 |
* returns are fatal |
1469 |
*/ |
1470 |
int |
1471 |
rxvt_term::run_child (const char *const *argv) |
1472 |
{ |
1473 |
char *login; |
1474 |
|
1475 |
SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */ |
1476 |
|
1477 |
if (OPTION (Opt_console)) |
1478 |
{ /* be virtual console, fail silently */ |
1479 |
#ifdef TIOCCONS |
1480 |
unsigned int on = 1; |
1481 |
|
1482 |
ioctl (STDIN_FILENO, TIOCCONS, &on); |
1483 |
#elif defined (SRIOCSREDIR) |
1484 |
int fd; |
1485 |
|
1486 |
fd = open (CONSOLE, O_WRONLY, 0); |
1487 |
if (fd >= 0) |
1488 |
if (ioctl (fd, SRIOCSREDIR, NULL) < 0) |
1489 |
close (fd); |
1490 |
#endif /* SRIOCSREDIR */ |
1491 |
} |
1492 |
|
1493 |
/* reset signals and spin off the command interpreter */ |
1494 |
signal (SIGINT, SIG_DFL); |
1495 |
signal (SIGQUIT, SIG_DFL); |
1496 |
signal (SIGCHLD, SIG_DFL); |
1497 |
signal (SIGHUP, SIG_DFL); |
1498 |
signal (SIGPIPE, SIG_DFL); |
1499 |
/* |
1500 |
* mimick login's behavior by disabling the job control signals |
1501 |
* a shell that wants them can turn them back on |
1502 |
*/ |
1503 |
#ifdef SIGTSTP |
1504 |
signal (SIGTSTP, SIG_IGN); |
1505 |
signal (SIGTTIN, SIG_IGN); |
1506 |
signal (SIGTTOU, SIG_IGN); |
1507 |
#endif /* SIGTSTP */ |
1508 |
|
1509 |
// unblock signals (signals are blocked by iom.C |
1510 |
sigset_t ss; |
1511 |
sigemptyset (&ss); |
1512 |
sigprocmask (SIG_SETMASK, &ss, 0); |
1513 |
|
1514 |
/* command interpreter path */ |
1515 |
if (argv != NULL) |
1516 |
{ |
1517 |
# ifdef DEBUG_CMD |
1518 |
int i; |
1519 |
|
1520 |
for (i = 0; argv[i]; i++) |
1521 |
fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]); |
1522 |
# endif |
1523 |
|
1524 |
execvp (argv[0], (char *const *)argv); |
1525 |
/* no error message: STDERR is closed! */ |
1526 |
} |
1527 |
else |
1528 |
{ |
1529 |
const char *argv0, *shell; |
1530 |
|
1531 |
if ((shell = getenv ("SHELL")) == NULL || *shell == '\0') |
1532 |
shell = "/bin/sh"; |
1533 |
|
1534 |
argv0 = (const char *)rxvt_r_basename (shell); |
1535 |
|
1536 |
if (OPTION (Opt_loginShell)) |
1537 |
{ |
1538 |
login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char)); |
1539 |
|
1540 |
login[0] = '-'; |
1541 |
strcpy (&login[1], argv0); |
1542 |
argv0 = login; |
1543 |
} |
1544 |
|
1545 |
execlp (shell, argv0, NULL); |
1546 |
/* no error message: STDERR is closed! */ |
1547 |
} |
1548 |
|
1549 |
return -1; |
1550 |
} |
1551 |
|
1552 |
/*----------------------- end-of-file (C source) -----------------------*/ |