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eterm/src/options.h

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/* options.h -- Eterm options module header file
* -- 25 July 1997, mej
*
* This file is original work by Michael Jennings <mej@eterm.org> and
* Tuomo Venalainen <vendu@cc.hut.fi>. This file, and any other file
* bearing this same message or a similar one, is distributed under
* the GNU Public License (GPL) as outlined in the COPYING file.
*
* Copyright (C) 1997, Michael Jennings and Tuomo Venalainen
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef _OPTIONS_H_
#define _OPTIONS_H_
#include <X11/Xfuncproto.h>
#include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */
/************ Macros and Definitions ************/
#define OPT_BOOLEAN 0x0001
#define OPT_INTEGER 0x0002
#define OPT_STRING 0x0004
#define OPT_ARGUMENT 0x0008
#define OPT_STR(s, l, d, p) { s, l, "(str) " d, OPT_STRING, (const char **) p, 0, 0 }
#define OPT_INT(s, l, d, p) { s, l, "(int) " d, OPT_INTEGER, (const int *) p, 0, 0 }
#define OPT_BOOL(s, l, d, p, v, m) { s, l, "(bool) " d, OPT_BOOLEAN, (const int *) p, v, m }
#define OPT_LONG(l, d, p) { 0, l, "(str) " d, OPT_STRING, (const char **) p, 0, 0 }
#define OPT_ARGS(s, l, d, p) { s, l, "(str) " d, OPT_ARGUMENT, (const char ***) p, 0, 0 }
#define OPT_BLONG(l, d, p, v, m) { 0, l, "(bool) " d, OPT_BOOLEAN, (const int *) p, v, m }
#define OPT_ILONG(l, d, p) { 0, l, "(int) " d, OPT_INTEGER, (const int *) p, 0, 0 }
#define optList_numoptions() (sizeof(optList)/sizeof(optList[0]))
#if PATH_MAX < 1024
# undef PATH_MAX
# define PATH_MAX 1024
#endif
# define Opt_console (1LU << 0)
# define Opt_loginShell (1LU << 1)
# define Opt_iconic (1LU << 2)
# define Opt_visualBell (1LU << 3)
# define Opt_mapAlert (1LU << 4)
# define Opt_reverseVideo (1LU << 5)
# define Opt_utmpLogging (1LU << 6)
# define Opt_scrollBar (1LU << 7)
# define Opt_meta8 (1LU << 8)
# define Opt_exec (1LU << 9)
# define Opt_homeOnEcho (1LU << 10)
# define Opt_homeOnRefresh (1LU << 11)
# define Opt_scrollBar_right (1LU << 12)
# define Opt_borderless (1LU << 13)
# define Opt_backing_store (1LU << 14)
# define Opt_noCursor (1LU << 15)
# define Opt_pause (1LU << 16)
# define Opt_homeOnInput (1LU << 17)
# define Opt_report_as_keysyms (1LU << 18)
# define Opt_xterm_select (1LU << 19)
# define Opt_select_whole_line (1LU << 20)
# define Opt_scrollbar_popup (1LU << 21)
# define Opt_select_trailing_spaces (1LU << 22)
# define Opt_install (1LU << 23)
# define Opt_scrollBar_floating (1LU << 24)
# define IMOPT_TRANS (1U << 0)
# define IMOPT_VIEWPORT (1U << 1)
#define BOOL_OPT_ISTRUE(s) (!strcasecmp((s), true_vals[0]) || !strcasecmp((s), true_vals[1]) \
|| !strcasecmp((s), true_vals[2]) || !strcasecmp((s), true_vals[3]))
#define BOOL_OPT_ISFALSE(s) (!strcasecmp((s), false_vals[0]) || !strcasecmp((s), false_vals[1]) \
|| !strcasecmp((s), false_vals[2]) || !strcasecmp((s), false_vals[3]))
/* This defines how many mistakes to allow before giving up
and printing the usage -- mej */
#define BAD_THRESHOLD 3
#define CHECK_BAD() do { \
if (++bad_opts >= BAD_THRESHOLD) { \
print_error("error threshold exceeded, giving up"); \
usage(); \
} else { \
print_error("attempting to continue, but performance may be unpredictable"); \
} \
} while(0)
/* Max length of a line in the config file */
#define CONFIG_BUFF 20480
/* The context identifier. This tells us what section of the config file
we're in, for syntax checking purposes and the like. -- mej */
enum {
CTX_NULL,
CTX_MAIN,
CTX_COLOR,
CTX_ATTRIBUTES,
CTX_TOGGLES,
CTX_KEYBOARD,
CTX_MISC,
CTX_IMAGECLASSES,
CTX_IMAGE,
CTX_ACTIONS,
CTX_MENU,
CTX_MENUITEM,
CTX_XIM,
CTX_MULTI_CHARSET,
CTX_MAX = CTX_MULTI_CHARSET,
CTX_UNDEF
};
#define ctx_name_to_id(the_id, n, i) do { \
for ((i)=0; (i) <= CTX_MAX; (i)++) { \
if (!strcasecmp((n), contexts[(i)].description)) { \
(the_id) = contexts[(i)].id; \
break; \
} \
} \
if ((i) > CTX_MAX) (the_id) = CTX_UNDEF; \
} while (0)
#define ctx_id_to_name(id) (contexts[(id)].description)
#define ctx_id_to_func(id) (contexts[(id)].ctx_handler)
/* The context stack. This keeps track of the current context and each
previous one. You MUST define MAX_CTX_DEPTH to the absolute maximum
number of context levels deep your contexts go, or the results can be
Very Bad. I recommend erring on the side of caution. -- mej */
#define MAX_CTX_DEPTH 10
#define ctx_push(ctx) id_stack[++cur_ctx] = (ctx)
#define ctx_pop() (id_stack[cur_ctx--])
#define ctx_peek() (id_stack[cur_ctx])
#define ctx_poke(c) (id_stack[cur_ctx] = (c))
#define ctx_peek_last() (id_stack[(cur_ctx?cur_ctx-1:0)])
#define ctx_get_depth() (cur_ctx)
#define MAX_FILE_DEPTH 10
#define FILE_SKIP_TO_END (0x01)
#define FILE_PREPROC (0x02)
#define file_push(fs) do { \
cur_file++; \
file_stack[cur_file].fp = (fs).fp; \
file_stack[cur_file].path = (fs).path; \
file_stack[cur_file].line = (fs).line; \
file_stack[cur_file].flags = (fs).flags; \
} while (0)
#define file_pop() (cur_file--)
#define file_peek(fs) do { \
(fs).fp = file_stack[cur_file].fp; \
(fs).path = file_stack[cur_file].path; \
(fs).line = file_stack[cur_file].line; \
(fs).flags = file_stack[cur_file].flags; \
} while (0)
#define file_peek_fp() (file_stack[cur_file].fp)
#define file_peek_path() (file_stack[cur_file].path)
#define file_peek_outfile() (file_stack[cur_file].outfile)
#define file_peek_line() (file_stack[cur_file].line)
#define file_peek_skip() (file_stack[cur_file].flags & FILE_SKIP_TO_END)
#define file_peek_preproc() (file_stack[cur_file].flags & FILE_PREPROC)
#define file_poke_fp(f) ((file_stack[cur_file].fp) = (f))
#define file_poke_path(p) ((file_stack[cur_file].path) = (p))
#define file_poke_outfile(p) ((file_stack[cur_file].outfile) = (p))
#define file_poke_line(l) ((file_stack[cur_file].line) = (l))
#define file_poke_skip(s) do {if (s) {file_stack[cur_file].flags |= FILE_SKIP_TO_END;} else {file_stack[cur_file].flags &= ~(FILE_SKIP_TO_END);} } while (0)
#define file_poke_preproc(s) do {if (s) {file_stack[cur_file].flags |= FILE_PREPROC;} else {file_stack[cur_file].flags &= ~(FILE_PREPROC);} } while (0)
#define file_inc_line() (file_stack[cur_file].line++)
#define to_keysym(p,s) do { KeySym sym; \
if (s && ((sym = XStringToKeysym(s)) != 0)) *p = sym; \
} while (0)
#define RESET_AND_ASSIGN(var, val) do {if ((var) != NULL) FREE(var); (var) = (val);} while (0)
/************ Structures ************/
/* The file state stack. This keeps track of the file currently being
parsed. This allows for %include directives. -- mej */
typedef struct file_state_struct {
FILE *fp;
char *path, *outfile;
unsigned long line;
unsigned char flags;
} file_state;
typedef char *(*eterm_function_ptr) (char *);
typedef struct eterm_function_struct {
char *name;
eterm_function_ptr ptr;
int params;
} eterm_func;
/************ Variables ************/
extern unsigned long Options, image_toggles;
extern char *theme_dir, *user_dir;
extern char **rs_execArgs; /* Args to exec (-e or --exec) */
extern char *rs_title; /* Window title */
extern char *rs_iconName; /* Icon name */
extern char *rs_geometry; /* Geometry string */
extern int rs_desktop; /* Startup desktop */
extern int rs_saveLines; /* Lines in the scrollback buffer */
extern unsigned short rs_min_anchor_size; /* Minimum size, in pixels, of the scrollbar anchor */
extern const char *rs_scrollBar_right;
extern const char *rs_scrollBar_floating;
extern const char *rs_scrollbar_popup;
extern char *rs_viewport_mode;
extern char *rs_term_name;
extern const char *rs_menubar;
extern const char *rs_menu;
extern const char *rs_menubar_move;
extern const char *rs_pause;
extern char *rs_icon;
extern char *rs_scrollbar_type;
extern unsigned long rs_scrollbar_width;
extern char *rs_scrollbar_type;
extern char *rs_anim_pixmap_list;
extern char **rs_anim_pixmaps;
extern time_t rs_anim_delay;
extern char *rs_path;
extern const char *rs_saveUnder;
extern char *rs_noCursor;
#ifdef USE_XIM
extern char *rs_inputMethod;
extern char *rs_preeditType;
#endif
extern char *rs_name;
extern char *rs_pixmapScale;
extern char *rs_config_file;
extern unsigned int rs_line_space;
#ifndef NO_BOLDFONT
extern const char *rs_boldFont;
#endif
#ifdef PRINTPIPE
extern char *rs_print_pipe;
#endif
extern char *rs_cutchars;
#ifdef CUTCHAR_OPTION
extern char *rs_cutchars;
#endif
extern const char *true_vals[];
extern const char *false_vals[];
#ifdef KEYSYM_ATTRIBUTE
extern unsigned char *KeySym_map[256];
#endif
#if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
extern KeySym ks_bigfont;
extern KeySym ks_smallfont;
#endif
/************ Function Prototypes ************/
_XFUNCPROTOBEGIN
unsigned long NumWords(const char *str);
extern void get_initial_options(int, char **);
extern void get_options(int, char **);
extern char *chomp(char *);
extern char *shell_expand(char *);
extern char *find_theme(char *, char *, char *);
extern unsigned char open_config_file(char *);
extern void read_config(char *);
extern void init_defaults(void);
extern void post_parse(void);
unsigned char save_config(char *);
_XFUNCPROTOEND
#endif /* _OPTIONS_H_ */
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