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/*
* Copyright (C) 1997-2000, Michael Jennings
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies of the Software, its documentation and marketing & publicity
* materials, and acknowledgment shall be given in the documentation, materials
* and software packages that this Software was used.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _OPTIONS_H_
#define _OPTIONS_H_
#include <X11/Xfuncproto.h>
#include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */
/************ Macros and Definitions ************/
#if defined(PATH_MAX) && (PATH_MAX < 255)
# undef PATH_MAX
#endif
#ifndef PATH_MAX
# define PATH_MAX 255
#endif
#define CONF_BEGIN_CHAR ((char) 1)
#define CONF_END_CHAR ((char) 2)
#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, v, m) { s, l, "(bool) " d, OPT_BOOLEAN, NULL, 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, v, m) { 0, l, "(bool) " d, OPT_BOOLEAN, NULL, 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]))
# 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_home_on_output (1LU << 9)
# define Opt_scrollbar_right (1LU << 10)
# define Opt_borderless (1LU << 11)
# define Opt_backing_store (1LU << 12)
# define Opt_noCursor (1LU << 13)
# define Opt_pause (1LU << 14)
# define Opt_home_on_input (1LU << 15)
# define Opt_report_as_keysyms (1LU << 16)
# define Opt_xterm_select (1LU << 17)
# define Opt_select_whole_line (1LU << 18)
# define Opt_scrollbar_popup (1LU << 19)
# define Opt_select_trailing_spaces (1LU << 20)
# define Opt_install (1LU << 21)
# define Opt_scrollbar_floating (1LU << 22)
# define Opt_double_buffer (1LU << 23)
# define Opt_no_input (1LU << 24)
# define IMOPT_TRANS (1U << 0)
# define IMOPT_ITRANS (1U << 1)
# define IMOPT_VIEWPORT (1U << 2)
# define BBAR_FORCE_TOGGLE (0x03)
#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 strange things may happen."); \
} \
} while(0)
/* The context table */
#define ctx_name_to_id(the_id, n, i) do { \
for ((i)=0; (i) <= ctx_idx; (i)++) { \
if (!strcasecmp((n), context[(i)].name)) { \
(the_id) = (i); \
break; \
} \
} \
if ((i) > ctx_idx) (the_id) = 0; \
} while (0)
#define ctx_id_to_name(id) (context[(id)].name)
#define ctx_id_to_func(id) (context[(id)].handler)
/* The context state stack. This keeps track of the current context and each previous one. */
#define ctx_push(ctx) conf_register_context_state(ctx)
#define ctx_pop() (ctx_state_idx--)
#define ctx_peek() (ctx_state[ctx_state_idx])
#define ctx_peek_id() (ctx_state[ctx_state_idx].ctx_id)
#define ctx_peek_state() (ctx_state[ctx_state_idx].state)
#define ctx_peek_last_id() (ctx_state[(ctx_state_idx?ctx_state_idx-1:0)].ctx_id)
#define ctx_peek_last_state() (ctx_state[(ctx_state_idx?ctx_state_idx-1:0)].state)
#define ctx_poke_state(q) ((ctx_state[ctx_state_idx].state) = (q))
#define ctx_get_depth() (ctx_state_idx)
/* The file state stack */
#define FILE_SKIP_TO_END (0x01)
#define FILE_PREPROC (0x02)
#define file_push(f, p, o, l, fl) conf_register_fstate(f, p, o, l, fl)
#define file_pop() (fstate_idx--)
#define file_peek() (fstate[fstate_idx])
#define file_peek_fp() (fstate[fstate_idx].fp)
#define file_peek_path() (fstate[fstate_idx].path)
#define file_peek_outfile() (fstate[fstate_idx].outfile)
#define file_peek_line() (fstate[fstate_idx].line)
#define file_peek_skip() (fstate[fstate_idx].flags & FILE_SKIP_TO_END)
#define file_peek_preproc() (fstate[fstate_idx].flags & FILE_PREPROC)
#define file_poke_fp(f) ((fstate[fstate_idx].fp) = (f))
#define file_poke_path(p) ((fstate[fstate_idx].path) = (p))
#define file_poke_outfile(o) ((fstate[fstate_idx].outfile) = (o))
#define file_poke_line(l) ((fstate[fstate_idx].line) = (l))
#define file_skip_to_end() ((fstate[fstate_idx].flags) |= (FILE_SKIP_TO_END))
#define file_poke_skip(s) do {if (s) {fstate[fstate_idx].flags |= FILE_SKIP_TO_END;} else {fstate[fstate_idx].flags &= ~(FILE_SKIP_TO_END);} } while (0)
#define file_poke_preproc(s) do {if (s) {fstate[fstate_idx].flags |= FILE_PREPROC;} else {fstate[fstate_idx].flags &= ~(FILE_PREPROC);} } while (0)
#define file_poke(f, p, o, l, fl) do {file_poke_fp(f); file_poke_path(p); file_poke_outfile(o); file_poke_line(l); fstate[fstate_idx].flags = (fl);} while (0)
#define file_inc_line() (fstate[fstate_idx].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 ************/
/* Contexts */
typedef void * (*ctx_handler_t)(char *, void *);
typedef struct context_struct {
char *name;
ctx_handler_t handler;
} ctx_t;
typedef struct ctx_state_struct {
unsigned char ctx_id;
void *state;
} ctx_state_t;
/* Parser states */
typedef struct file_state_struct {
FILE *fp;
char *path, *outfile;
unsigned long line;
unsigned char flags;
} fstate_t;
/* Built-in functions */
typedef char * (*eterm_func_ptr_t) (char *);
typedef struct eterm_func_struct {
char *name;
eterm_func_ptr_t ptr;
} eterm_func_t;
typedef struct conf_var_struct {
char *var, *value;
struct conf_var_struct *next;
} conf_var_t;
/************ Variables ************/
extern fstate_t *fstate;
extern unsigned char fstate_idx;
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 char *rs_term_name;
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 char *rs_noCursor;
#ifdef USE_XIM
extern char *rs_input_method;
extern char *rs_preedit_type;
#endif
extern char *rs_name;
extern char *rs_theme;
extern char *rs_config_file;
extern unsigned int rs_line_space;
#ifndef NO_BOLDFONT
extern 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 void conf_init_subsystem(void);
extern unsigned char conf_register_context(char *name, ctx_handler_t handler);
extern unsigned char conf_register_fstate(FILE *fp, char *path, char *outfile, unsigned long line, unsigned char flags);
extern unsigned char conf_register_builtin(char *name, eterm_func_ptr_t ptr);
extern unsigned char conf_register_context_state(unsigned char ctx_id);
extern char *chomp(char *);
extern char *shell_expand(char *);
extern char *conf_find_file(const char *file, const char *dir, const char *pathlist);
extern FILE *open_config_file(char *name);
extern char *conf_parse(char *conf_name, const char *dir, const char *path);
extern char *conf_parse_theme(char *theme, char *conf_name, unsigned char fallback);
extern void init_defaults(void);
extern void post_parse(void);
unsigned char save_config(char *);
_XFUNCPROTOEND
#endif /* _OPTIONS_H_ */
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