rxvtlib_xdefaults.c

具有IDE功能的编辑器

#include "rxvtlib.h"

/*--------------------------------*-C-*---------------------------------*
 * File:	xdefaults.c
 *----------------------------------------------------------------------*
 * $Id: xdefaults.c,v 1.34.2.3 1999/07/28 20:22:39 mason Exp $
 *
 * All portions of code are copyright by their respective author/s.
 * Copyright (C) 1994      Robert Nation <[e-mail]>
 *				- original version
 * Copyright (C) 1997,1998 mj olesen <[e-mail]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *----------------------------------------------------------------------*/
/*----------------------------------------------------------------------*
 * get resources from ~/.Xdefaults or ~/.Xresources with the memory-saving
 * default or with XGetDefault() (#define USE_XGETDEFAULT)
 *
 * Coding style:
 *	resource strings are indicated by an `Rs_' prefix followed by
 *	the resource name.
 *	eg, `Rs_saveLines' is the resource string corresponding to
 *	    the `saveLines' resource
 *----------------------------------------------------------------------*/

/* #define DEBUG_RESOURCES */

/*{{{ monolithic option/resource structure: */
/*
 * `string' options MUST have a usage argument
 * `switch' and `boolean' options have no argument
 * if there's no desc(ription), it won't appear in usage()
 */

/* INFO() - descriptive information only */

/* STRG() - command-line option, with/without resource */

/* RSTRG() - resource/long-option */

/* BOOL() - regular boolean `-/+' flag */

/* SWCH() - `-' flag */

/* convenient macros */

/* Option flag *//* data pointer *//* keyword *//* option *//* argument *//* description */

/* short form *//* short form *//* short form */
/* fonts: command-line option = resource name */
#ifdef MULTICHAR_SET
/* fonts: command-line option = resource name */
#endif				/* MULTICHAR_SET */
/* short form */
#ifndef NO_CURSORCOLOR
/* command-line option = resource name */
#endif				/* NO_CURSORCOLOR */

/*}}} */

#define optList_strlen(i)						\
    (optList[i].flag ? 0 : (optList[i].arg ? strlen (optList[i].arg) : 1))
#define optList_isBool(i)						\
    (optList[i].flag & Opt_Boolean)
#define optList_isReverse(i)						\
    (optList[i].flag & Opt_Reverse)
#define optList_size()							\
    (sizeof(optList) / sizeof(optList[0]))

struct _optList {
    const unsigned long flag;	
    int dp;		
    const char     *kw;		
    const char     *opt;	
    const char     *arg;	
    const char     *desc;	
};

static struct _optList optList[] = {
    STRG (Rs_display_name, NULL, "d", NULL, NULL),	
    STRG (Rs_display_name, NULL, "display", "string", "X server to contact"),
    STRG (Rs_term_name, "termName", "tn", "string",
	  "value of the TERM environment variable"),
    STRG (Rs_geometry, NULL, "g", NULL, NULL),	
    STRG (Rs_geometry, "geometry", "geometry", "geometry",
	  "size (in characters) and position"),
    SWCH ("C", Opt_console, "intercept console messages"),
    SWCH ("iconic", Opt_iconic, "start iconic"),
    SWCH ("ic", Opt_iconic, NULL),	
    BOOL (Rs_reverseVideo, "reverseVideo", "rv", Opt_reverseVideo,
	  "reverse video"),
    BOOL (Rs_loginShell, "loginShell", "ls", Opt_loginShell, "login shell"),
    BOOL (Rs_scrollBar, "scrollBar", "sb", Opt_scrollBar, "scrollbar"),
    BOOL (Rs_scrollBar_right, "scrollBar_right", "sr", Opt_scrollBar_right,
	  "scrollbar right"),
    BOOL (Rs_scrollBar_floating, "scrollBar_floating", "st",
	  Opt_scrollBar_floating, "scrollbar without a trough"),
    BOOL (Rs_scrollTtyOutput, "scrollTtyOutput", NULL,
	  Opt_scrollTtyOutput, NULL),
    BOOL (Rs_scrollTtyOutput, NULL, "si", Opt_Reverse | Opt_scrollTtyOutput,
 	 "scroll-on-tty-output inhibit"),
    BOOL (Rs_scrollKeypress, "scrollTtyKeypress", "sk",
	  Opt_scrollKeypress, "scroll-on-keypress"),
#ifdef TRANSPARENT
    BOOL (Rs_transparent, "inheritPixmap", "ip",
	  Opt_transparent, "inherit parent pixmap"),
    SWCH ("tr", Opt_transparent, NULL),
#endif
    BOOL (Rs_utmpInhibit, "utmpInhibit", "ut", Opt_utmpInhibit,
	  "utmp inhibit"),
    BOOL (Rs_visualBell, "visualBell", "vb", Opt_visualBell, "visual bell"),
#if ! defined(NO_MAPALERT) && defined(MAPALERT_OPTION)
    BOOL (Rs_mapAlert, "mapAlert", NULL, Opt_mapAlert, NULL),
#endif
#ifdef META8_OPTION
    BOOL (Rs_meta8, "meta8", NULL, Opt_meta8, NULL),
#endif
    STRG (Rs_color + Color_bg, "background", "bg", "color",
	  "background color"),
    STRG (Rs_color + Color_fg, "foreground", "fg", "color",
	  "foreground color"),
    RSTRG (Rs_color + minCOLOR + 0, "color0", "color"),
    RSTRG (Rs_color + minCOLOR + 1, "color1", "color"),
    RSTRG (Rs_color + minCOLOR + 2, "color2", "color"),
    RSTRG (Rs_color + minCOLOR + 3, "color3", "color"),
    RSTRG (Rs_color + minCOLOR + 4, "color4", "color"),
    RSTRG (Rs_color + minCOLOR + 5, "color5", "color"),
    RSTRG (Rs_color + minCOLOR + 6, "color6", "color"),
    RSTRG (Rs_color + minCOLOR + 7, "color7", "color"),
#ifndef NO_BRIGHTCOLOR
    RSTRG (Rs_color + minBrightCOLOR + 0, "color8", "color"),
    RSTRG (Rs_color + minBrightCOLOR + 1, "color9", "color"),
    RSTRG (Rs_color + minBrightCOLOR + 2, "color10", "color"),
    RSTRG (Rs_color + minBrightCOLOR + 3, "color11", "color"),
    RSTRG (Rs_color + minBrightCOLOR + 4, "color12", "color"),
    RSTRG (Rs_color + minBrightCOLOR + 5, "color13", "color"),
    RSTRG (Rs_color + minBrightCOLOR + 6, "color14", "color"),
    RSTRG (Rs_color + minBrightCOLOR + 7, "color15", "color"),
#endif				/* NO_BRIGHTCOLOR */
#ifndef NO_BOLDUNDERLINE
    RSTRG (Rs_color + Color_BD, "colorBD", "color"),
    RSTRG (Rs_color + Color_UL, "colorUL", "color"),
#endif				/* NO_BOLDUNDERLINE */
#ifdef KEEP_SCROLLCOLOR
    RSTRG (Rs_color + Color_scroll, "scrollColor", "color"),
    RSTRG (Rs_color + Color_trough, "troughColor", "color"),
#endif				/* KEEP_SCROLLCOLOR */
#if defined (XPM_BACKGROUND) || (MENUBAR_MAX)
    RSTRG (Rs_path, "path", "search path"),
#endif				/* defined (XPM_BACKGROUND) || (MENUBAR_MAX) */
#ifdef XPM_BACKGROUND
    STRG (Rs_backgroundPixmap, "backgroundPixmap",
	  "pixmap", "file[;geom]", "background pixmap"),
#endif				/* XPM_BACKGROUND */
#if (MENUBAR_MAX)
    RSTRG (Rs_menu, "menu", "name[;tag]"),
#endif
#ifndef NO_BOLDFONT
    STRG (Rs_boldFont, "boldFont", "fb", "fontname", "bold text font"),
#endif
    STRG (Rs_font, "font", "fn", "fontname", "normal text font"),
#if NFONTS > 1
    RSTRG (Rs_font + 1, "font1", "fontname"),
#endif
#if NFONTS > 2
    RSTRG (Rs_font + 2, "font2", "fontname"),
#endif
#if NFONTS > 3
    RSTRG (Rs_font + 3, "font3", "fontname"),
#endif
#if NFONTS > 4
    RSTRG (Rs_font + 4, "font4", "fontname"),
#endif
#if NFONTS > 5
    RSTRG (Rs_font + 5, "font5", "fontname"),
#endif
#if NFONTS > 6
    RSTRG (Rs_font + 6, "font6", "fontname"),
#endif
#if NFONTS > 7
    RSTRG (Rs_font + 7, "font7", "fontname"),
#endif
#ifdef MULTICHAR_SET
    STRG (Rs_mfont, "mfont", "fm", "fontname", "multichar font"),
# if NFONTS > 1
    RSTRG (Rs_mfont + 1, "mfont1", "fontname"),
# endif
# if NFONTS > 2
    RSTRG (Rs_mfont + 2, "mfont2", "fontname"),
# endif
# if NFONTS > 3
    RSTRG (Rs_mfont + 3, "mfont3", "fontname"),
# endif
# if NFONTS > 4
    RSTRG (Rs_mfont + 4, "mfont4", "fontname"),
# endif
# if NFONTS > 5
    RSTRG (Rs_mfont + 5, "mfont5", "fontname"),
# endif
# if NFONTS > 6
    RSTRG (Rs_mfont + 6, "mfont6", "fontname"),
# endif
# if NFONTS > 7
    RSTRG (Rs_mfont + 7, "mfont7", "fontname"),
# endif
#endif				/* MULTICHAR_SET */
#ifdef MULTICHAR_SET
    STRG (Rs_multichar_encoding, "multichar_encoding", "km", "mode",
	  "multiple-character font encoding; mode = eucj | sjis | big5 | gb"),
#endif				/* MULTICHAR_SET */
#ifdef USE_XIM
    STRG (Rs_preeditType, "preeditType", "pt", "style",
	  "input style of input method; style = OverTheSpot | OffTheSpot | Root"),
    STRG (Rs_inputMethod, "inputMethod", "im", "name",
	  "name of input method"),
#endif				/* USE_XIM */
#ifdef GREEK_SUPPORT
    STRG (Rs_greek_keyboard, "greek_keyboard", "grk", "mode",
	  "greek keyboard mapping; mode = iso | ibm"),
#endif
    STRG (Rs_name, NULL, "name", "string",
	  "client instance, icon, and title strings"),
    STRG (Rs_title, "title", "title", "string", "title name for window"),
    STRG (Rs_title, NULL, "T", NULL, NULL),	
    STRG (Rs_iconName, "iconName", "n", "string", "icon name for window"),
#ifndef NO_CURSORCOLOR
    STRG (Rs_color + Color_cursor, "cursorColor", "cr", "color",
	  "cursor color"),
    RSTRG (Rs_color + Color_cursor2, "cursorColor2", "color"),
#endif				/* NO_CURSORCOLOR */
    STRG (Rs_color + Color_pointer, "pointerColor", "pr", "color",
	  "pointer color"),
    STRG (Rs_color + Color_border, "borderColor", "bd", "color",
	  "border color"),
    STRG (Rs_saveLines, "saveLines", "sl", "number",
	  "number of scrolled lines to save"),
#ifndef NO_BACKSPACE_KEY
    RSTRG (Rs_backspace_key, "backspacekey", "string"),
#endif
#ifndef NO_DELETE_KEY
    RSTRG (Rs_delete_key, "deletekey", "string"),
#endif
    RSTRG (Rs_selectstyle, "selectstyle", "string"),
#ifdef PRINTPIPE
    RSTRG (Rs_print_pipe, "print-pipe", "string"),
#endif
#if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
    RSTRG (Rs_bigfont_key, "bigfont_key", "keysym"),
    RSTRG (Rs_smallfont_key, "smallfont_key", "keysym"),
#endif
    STRG (Rs_modifier, "modifier", "mod", "modifier",
	  "alt | meta | hyper | super | mod1 | ... | mod5"),
#ifdef CUTCHAR_RESOURCE
    RSTRG (Rs_cutchars, "cutchars", "string"),
#endif				/* CUTCHAR_RESOURCE */
    INFO ("e", "command arg ...", "command to execute")
};


/*{{{ usage: */
/*----------------------------------------------------------------------*/
/* EXTPROTO */
void            rxvtlib_usage (rxvtlib *o, int type)
{
    int             i, col;

    fprintf (stderr, "\nUsage v%s : (", VERSION);
#ifdef XPM_BACKGROUND
# ifdef XPM_BUFFERING
    fprintf (stderr, "XPM-buffer,");
# else
    fprintf (stderr, "XPM,");
# endif
#endif
#ifdef UTMP_SUPPORT
    fprintf (stderr, "utmp,");
#endif
#ifdef MENUBAR
    fprintf (stderr, "menubar,");
#endif
#ifdef KANJI
    fprintf (stderr, "Kanji,");
#endif
#ifdef ZH
    fprintf (stderr, "Chinese,");
#endif
#ifdef ZHCN
    fprintf (stderr, "Chinese(GB),");
#endif
#ifdef XTERM_SCROLLBAR
    fprintf (stderr, "XTerm-scrollbar,");
#endif
#ifdef GREEK_SUPPORT
    fprintf (stderr, "Greek,");
#endif
#ifdef RXVT_GRAPHICS
    fprintf (stderr, "graphics,");
#endif
#ifdef NO_BACKSPACE_KEY
    fprintf (stderr, "no backspace,");
#endif
#ifdef NO_DELETE_KEY
    fprintf (stderr, "no delete,");
#endif
#ifdef NO_RESOURCES
    fprintf (stderr, "NoResources");
#else
# ifdef USE_XGETDEFAULT
    fprintf (stderr, "XGetDefaults");
# else
    fprintf (stderr, ".Xdefaults");
# endif
#endif

    fprintf (stderr, ")\n%s", APL_NAME);
    switch (type) {
    case 0:			/* brief listing */
	fprintf (stderr, " [-help]\n");
	col = 3;
	for (i = 0; i < optList_size (); i++) {
	    if (optList[i].desc != NULL) {
		int             len = 2;

		if (!optList_isBool (i)) {
		    len = optList_strlen (i);
		    if (len > 0)
			len++;	/* account for space */
		}
		len += 4 + strlen (optList[i].opt);

		col += len;
		if (col > 79) {	/* assume regular width */
		    fprintf (stderr, "\n");
		    col = 3 + len;
		}
		fprintf (stderr, " [-");
		if (optList_isBool (i))
		    fprintf (stderr, "/+");
		fprintf (stderr, "%s", optList[i].opt);
		if (optList_strlen (i))
		    fprintf (stderr, " %s]", optList[i].arg);
		else
		    fprintf (stderr, "]");
	    }
	}
	fprintf (stderr, "\n\n");
	break;

    case 1:			/* full command-line listing */
	fprintf (stderr,
		 " [options] [-e command args]\n\n"
		 "where options include:\n");

	for (i = 0; i < optList_size (); i++)
	    if (optList[i].desc != NULL)
		fprintf (stderr, "    %s%s %-*s%s%s\n",
			 (optList_isBool (i) ? "-/+" : "-"),
			 optList[i].opt, (INDENT - strlen (optList[i].opt)
					  + (optList_isBool (i) ? 0 : 2)),
			 (optList[i].arg ? optList[i].arg : ""),
			 (optList_isBool (i) ? "turn on/off " : ""),
			 optList[i].desc);
	fprintf (stderr, "\n    --help to list long-options\n\n");
	break;

    case 2:			/* full resource listing */
	fprintf (stderr,
		 " [options] [-e command args]\n\n"
		 "where resources (long-options) include:\n");

	for (i = 0; i < optList_size (); i++)
	    if (optList[i].kw != NULL)
		fprintf (stderr, "    %s: %*s\n",
			 optList[i].kw,
			 (INDENT - strlen (optList[i].kw)),
			 (optList_isBool (i) ? "boolean" : optList[i].arg));

#ifdef KEYSYM_RESOURCE
	fprintf (stderr, "    " "keysym.sym" ": %*s\n",
		 (INDENT - strlen ("keysym.sym")), "keysym");
#endif
	fprintf (stderr, "\n    -help to list options\n\n");
	break;
    }
    o->killed = EXIT_FAILURE | DO_EXIT;
    /* NOTREACHED */
}
/*}}} */

/*{{{ get command-line options before getting resources */
/* EXTPROTO */
void            rxvtlib_get_options (rxvtlib *o, int argc, const char *const *argv)
{
    int             i, bad_option = 0;
    static const char On[3] = "ON", Off[4] = "OFF";

    for (i = 1; i < argc; i++) {
	int             entry, longopt = 0;
	const char     *flag, *opt;

	opt = argv[i];
#ifdef DEBUG_RESOURCES
	fprintf (stderr, "argv[%d] = %s: ", i, opt);
#endif
	if (*opt == '-') {
	    flag = On;
	    if (*++opt == '-')
		longopt = *opt++;	/* long option */
	} else if (*opt == '+') {
	    flag = Off;
	    if (*++opt == '+')
		longopt = *opt++;	/* long option */
	} else {
	    bad_option = 1;
	    print_error ("bad option \"%s\"", opt);
	    continue;
	}

	if (!strcmp (opt, "help"))
	    rxvtlib_usage (o, longopt ? 2 : 1);
	if (o->killed)
	    return;
	if (!strcmp (opt, "h"))
	    rxvtlib_usage (o, 0);
	if (o->killed)
	    return;

	/* feature: always try to match long-options */
	for (entry = 0; entry < optList_size (); entry++)
	    if ((optList[entry].kw && !strcmp (opt, optList[entry].kw))
		|| (!longopt
		    && optList[entry].opt
		    && !strcmp (opt, optList[entry].opt))) break;

	if (entry < optList_size ()) {
	    if (optList_isReverse (entry))
		flag = flag == On ? Off : On;
	    if (optList_strlen (entry)) {	/* string value */
		const char     *str = argv[++i];