xdefaults.c

Mrxvt是一个小巧

	RSTRG(Rs_pointerBlankDelay, "pointerBlankDelay", "number", 0),
#endif
#ifdef CURSOR_BLINK
	BOOL(Rs_cursorBlink, "cursorBlink", "bc", Opt_cursorBlink, "blinking cursor", 0),
	STRG(Rs_cursorBlinkInterval, "cursorBlinkInterval", "bci",
		"number", "cursor blinking interval (ms)", 0),
#endif

#ifndef NO_BACKSPACE_KEY
	RSTRG(Rs_backspace_key, "backspaceKey", "string", 0),
#endif

#ifndef NO_DELETE_KEY
	RSTRG(Rs_delete_key, "deleteKey", "string", 0),
#endif

	RSTRG(Rs_selectstyle, "selectStyle",
		"select style mode = old|oldword", 0),

#ifdef PRINTPIPE
	RSTRG(Rs_print_pipe, "printPipe", "string", 0),
#endif

	BOOL(Rs2_noSysConfig, "noSysConfig", "nsc",
		Opt2_noSysConfig, "reading /etc/mrxvt/mrxvtrc.", 0),
	BOOL(Rs2_disableMacros, "disableMacros", "dm",
		Opt2_disableMacros, "all keyboard shortcuts (macros)", 0),

	BOOL(Rs2_linuxHomeEndKey, "linuxHomeEndKey", "lk",
		Opt2_linuxHomeEndKey, "enable Linux console Home/End keys", 0),

	STRG(Rs_modifier, "modifier", "mod", "modifier",
		"meta modifier = alt|meta|hyper|super|mod1|...|mod5", 0),
	INFO("xrm", "string", "X resource"),

#ifdef CUTCHAR_RESOURCE
	RSTRG(Rs_cutchars, "cutChars", "string", 0),
#endif	/* CUTCHAR_RESOURCE */

#ifdef ACS_ASCII
	RSTRG(Rs_acs_chars, "acsChars", "string", 0),
#endif	/* ACS_ASCII */

	RSTRG(Rs_answerbackstring, "answerbackString", "string", 0),

#ifdef HAVE_X11_SM_SMLIB_H
	BOOL(Rs2_enableSessionMgt, "sessionMgt", "sm",
		Opt2_enableSessionMgt, "enabling X session management", 0),
	STRG(Rs_smClientID, "smClientID", "sid", "string",
		"client id of mrxvt for X session management", 0),
#endif	/* HAVE_X11_SM_SMLIB_H */

	/* Initial number of terminals */
	STRG( Rs_init_term_num, "initTermNumber", "tnum", "number",
		"Initial number of tabs/terminals", 0),
	STRG( Rs_initProfiles, "initProfileList", "ip", "profile list",
		"List of profiles to load on startup", 0 ),
	INFO("e", "command arg ...", "command to execute")
};

#undef INFO
#undef STRG
#undef RSTRG
#undef SWCH
#undef BOOL
/*}}} */

static const char releasestring[] = "Mrxvt v" VERSION "\n";
static const char optionsstring[] = "Options: "
#if defined(BACKGROUND_IMAGE)
# ifdef HAVE_LIBXPM
	"XPM,"
# endif
# ifdef USE_JPEG
	"Jpeg,"
# endif
# ifdef USE_JPEG
	"PNG,"
# endif
#endif
#if defined(TRANSPARENT)
	"transparent,"
#endif
#if defined(OFF_FOCUS_FADING)
	"fade,"
#endif
#if defined(BACKGROUND_IMAGE) || defined(TRANSPARENT)
# if defined(TINTING_SUPPORT)
	"tint,"
# endif
#endif
#if defined(TEXT_SHADOW)
	"textshadow,"
#endif
#if defined(UTMP_SUPPORT)
	"utmp,"
#endif
#if defined(HAVE_MENUBAR)
	"menubar,"
#endif
#if defined(USE_XIM)
	"XIM,"
#endif
#if defined(MULTICHAR_SET)
	"multichar_languages,"
#endif
	"scrollbars="
#if !defined(HAVE_SCROLLBARS)
	"NONE"
#else
# if defined(RXVT_SCROLLBAR)
	"rxvt"
#  if defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(SGI_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
	"+"
#  endif
# endif	/* RXVT_SCROLLBAR */
# if defined(NEXT_SCROLLBAR)
	"NeXT"
#  if defined(XTERM_SCROLLBAR) || defined(SGI_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
	"+"
#  endif
# endif	/* NEXT_SCROLLBAR */
# if defined(XTERM_SCROLLBAR)
	"xterm"
#  if defined(SGI_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
    "+"
#  endif
# endif	/* XTERM_SCROLLBAR */
# if defined(SGI_SCROLLBAR)
	"sgi"
#  if defined(PLAIN_SCROLLBAR)
	"+"
#  endif
# endif	/* SGI_SCROLLBAR */
# if defined(PLAIN_SCROLLBAR)
	"plain"
# endif	/* PLAIN_SCROLLBAR */
#endif	/* HAVE_SCROLLBARS */
	","
#ifdef XFT_SUPPORT
	"xft,"
#endif
#if defined(GREEK_SUPPORT)
	"Greek,"
#endif
#if defined(NO_BACKSPACE_KEY)
	"no_backspace,"
#endif
#if defined(NO_DELETE_KEY)
	"no_delete,"
#endif
#ifdef OUR_STRINGS
	"strings,"
#endif
#if !defined(NO_FRILLS)
	"frills,"
#endif
#if !defined(NO_LINESPACE)
	"linespace,"
#endif
#if defined(PREFER_24BIT)
	"24bit,"
#endif
#if defined(SELECTION_SCROLLING)
	"selectionscrolling,"
#endif
#if defined(TTY_256COLOR)
	"256colour,"
#endif
#if defined(CURSOR_BLINK)
	"cursorBlink,"
#endif
#if defined(POINTER_BLANK)
	"pointerBlank,"
#endif
#ifdef HAVE_X11_SM_SMLIB_H
	"session management,"
#endif
#if defined(NO_RESOURCES)
	"NoResources"
#else
	"Resources"
#endif
	"\nUsage: ";		/* Usage */


#define INDENT 24


/*
 * Print usage and exit.
 */
/* EXTPROTO */
void
rxvt_usage(int type)
{
	unsigned int	i, col;

	write(STDOUT_FILENO, releasestring, sizeof(releasestring) - 1);
	write(STDOUT_FILENO, optionsstring, sizeof(optionsstring) - 1);
	write(STDOUT_FILENO, APL_NAME, sizeof(APL_NAME) - 1);

	switch (type)
	{
		case 0:			/* brief listing */
			fprintf(stdout, " [-help] [--help]\n");
			for (col = 1, i = 0; i < optList_size(); i++)
				if (optList[i].desc != NULL)
				{
					int			 len = 0;

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

					len += 4 + STRLEN(optList[i].opt) +
						(optList_isBool(i) ? 2: 0);
					col += len;
					if (col > 79)			/* assume regular width */
					{
						putc('\n', stdout);
						col = 1 + len;
					}
					fprintf(stdout, " [-%s%s", (optList_isBool(i) ?
						"/+" : ""), optList[i].opt);
					if (optList_STRLEN(i))
						fprintf(stdout, " %s]", optList[i].arg);
					else
						fprintf(stdout, "]");
				}
			break;

		case 1:			/* full command-line listing */
			fprintf(stdout, " [options] [-e command args]\n\n"
				"where options include:\n");
			for (i = 0; i < optList_size(); i++)
				if (optList[i].desc != NULL)
				{
					assert(optList[i].opt != NULL);

					fprintf(stdout, "  %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(stdout, "\n  --help to list long-options");
			break;

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

#ifdef DEBUG_VERBOSE
			/*
			 * Print short options, long options and descriptions so we can generate
			 * man page.
			 */
			for (i = 0; i < optList_size(); i++)
				fprintf( stdout, "%3d. %s	%s	%s	%s	%d\n", i,
						optList[i].kw ? optList[i].kw : "NullKW",
						optList[i].opt ? optList[i].opt : "NullOpt",
						!optList_isBool(i) ? optList[i].arg : "boolean",
						optList[i].desc ? optList[i].desc : "NullDsc",
						optList[i].multiple);

#else
			for (i = 0; i < optList_size(); i++)
				if (optList[i].kw != NULL)
					fprintf(stdout, "  %s: %*s%s\n",
						optList[i].kw,
						(INDENT - STRLEN(optList[i].kw)), "", /* XXX */
						(optList_isBool(i) ? "boolean" : optList[i].arg));
#endif
			fprintf(stdout, "\n  -help to list options");
			break;
	}	/* switch */

	fprintf(stdout, "\n\n");
	exit(EXIT_FAILURE);
	/* NOTREACHED */
}


/* INTPROTO */
int
num_tabs( int len )
{
	return (len >=0 && len < 40) ? (40 - (len - (len%8)) ) / 8 : 0;
}

/* EXTPROTO */
int
rxvt_save_options (rxvt_t* r, const char* filename)
{
	int			i;
	FILE*		pf = fopen (filename, "w");

	const char	*name = r->h->rs[Rs_name] ?: APL_NAME;

	char		*tabs="\t\t\t\t\t";

	if (NULL == pf)
		return 0;
	
	for (i = 0; i < optList_size(); i ++)
	{
		if (NULL == optList[i].kw)
			continue;
		if (-1 == optList[i].doff)
			continue;

		if( optList[i].multiple)
		{
			register int	j;

			for (j = 0; j < MAX_PROFILES; j ++)
			{
				if (r->h->rs[optList[i].doff + j])
					fprintf( pf, "%s.profile%d.%s:%.*s%s\n", name,
						j, optList[i].kw,
						num_tabs( STRLEN(name) + sizeof(".profile") + 2
									+ STRLEN( optList[i].kw ) ), tabs,
						r->h->rs[optList[i].doff +j]);
			}
		}
		else if (optList_isBool(i))
		{
			int		bval;
			char*	OnOff[2] = {"False", "True"};

			if (optList[i].doff < Rs_options2)
				bval = (r->Options & optList[i].flag) ? 1 : 0;
			else
				bval = (r->Options2 & optList[i].flag) ? 1 : 0;
			if (optList_isReverse(i))
				bval = !bval;
			fprintf( pf, "%s.%s:%.*s%s\n", name,
				optList[i].kw,
				num_tabs( STRLEN(name) + 1 + STRLEN(optList[i].kw) + 1 ), tabs,
				OnOff[bval] );
		}
		else if (r->h->rs[optList[i].doff])
		{
			fprintf( pf, "%s.%s:%.*s%s\n", name,
				optList[i].kw,
				num_tabs( STRLEN(name) + 1 + STRLEN(optList[i].kw) + 1 ), tabs,
				r->h->rs[optList[i].doff] );
		}
	}

	fputs( "\n\n# vim: set ft=mrxvtrc :\n", pf );

	fclose (pf);
	return 1;
}


/*
 * Process command line options.
 */
/* EXTPROTO */
void
rxvt_get_options(rxvt_t *r, int argc, const char *const *argv)
{
	DBG_MSG( 2, (stderr, "rxvt_get_options()\n") );

	int			 i, bad_option = 0;
	static const char On[3] = "ON", Off[4] = "OFF";

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

		opt = argv[i];
		profileNum = 0;	/* initialize profileNum to 0 by default */

		DBG_MSG(1, (stderr, "argv[%d] = %s: ", i, opt));
		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;
			rxvt_print_error("bad option \"%s\"", opt);
			continue;
		}

		if (!STRCMP(opt, "help"))
			rxvt_usage(longopt ? 2 : 1);
		if (!STRCMP(opt, "h"))
			rxvt_usage(0);

		/* feature: always try to match long-options */
		for (entry = 0; entry < optList_size(); entry++)
		{
			char			buflong[256];
			char			bufshort[128];

			/* initialize it to empty string */
			buflong[0]	= '\0';
			bufshort[0] = '\0';

			/*
			 * Get the long option name in buflong, or the short option name in
			 * bufshort.
			 */
			if ( optList[entry].multiple )
			{
				int offset = 0;

				/*
				 * For backward compatibility, accept vt%d style options.
				 */
				offset = rxvt_str_match( opt, "vt" );
				if( offset == 0 )
					offset = rxvt_str_match( opt, "profile" );

				/*
				 * Copy --profile%d.resource or --vt%d.resource into buflong and
				 * bufshort.
				 */
				if( offset )
				{
					profileNum = atoi( opt + offset );
					if( profileNum < 0 || profileNum >= MAX_PROFILES )
					{
						entry = optList_size();
						break;	/* out of range, jump to bad option */
					}

					snprintf( buflong, sizeof(buflong)-1, "%.*s%d.%s",
							offset, opt, profileNum, optList[entry].kw );
					buflong[sizeof(buflong)-1] = '\0';

					snprintf( bufshort, sizeof(bufshort)-1, "%.*s%d.%s",
							offset, opt, profileNum, optList[entry].opt );
					bufshort[sizeof(bufshort)-1] = '\0';

					DBG_MSG( 3, ( stderr,
								"Matched profile=%d buflong=%s bufshort=%s\n",
								profileNum, buflong, bufshort ) );
				}

				/* If no profile number is specified, use 0 by default */
				else
				{
					STRNCPY( buflong, optList[entry].kw, sizeof(buflong) - 1 );
					buflong[ sizeof(buflong)-1 ] = '\0';

					STRNCPY( bufshort, optList[entry].opt, sizeof(bufshort)-1 );
					bufshort[ sizeof(bufshort)-1 ] = '\0';

					profileNum = 0;

					DBG_MSG( 3, ( stderr,
								"Matched default buflong=%s bufshort=%s\n",
								buflong, bufshort ) );
				}
			}
			else if (optList[entry].kw)
			{
				STRNCPY (buflong, optList[entry].kw, sizeof(buflong)-1);
				buflong[sizeof(buflong)-1] = '\0';
				if (optList[entry].opt)
				{
					STRNCPY (bufshort, optList[entry].opt,
						sizeof(bufshort)-1);
					bufshort[sizeof(bufshort)-1] = '\0';
				}
			}
			else if (optList[entry].opt)
			{
				/* here NULL == optList[entry].kw */