/*************************************************************************/
/*                                                                       */
/*                 Declarations specific to the analyzer                 */
/*                                                                       */
/*************************************************************************/
/* $Id: anal.h,v 1.1.1.1 1999/09/16 13:48:02 karim Exp $ */

typedef struct default_type {
  char *name;
  void *fun;
} default_type;

typedef struct gp_args {
  int nloc, narg;
  GEN *arg;
} gp_args;

typedef struct module {
  entree *func;
  char **help;
} module;

entree *do_alias(entree *ep);
int    is_identifier(char *s);
entree *is_entry_intern(char *s, entree **table, long *hash);
long   is_keyword_char(char c);
char   *readstring(char *src, char *s);
long   loop_break();
long   did_break();
void   print_prefixed_text(char *s, char *prefix, char *str);

void term_color(int c);
char *term_get_color(int c);

void push_val(entree *ep, GEN a);
void pop_val(entree *ep);

extern long prec;
extern GEN gnil;

extern char *current_function;
extern GEN  (*gp_history_fun)(long, long, char *, char *);
extern int  (*whatnow_fun)(char *, int);
extern void *foreignHandler;
extern GEN  (*foreignExprHandler)(char*);
extern char foreignExprSwitch;
extern entree * (*foreignAutoload)(char*, long);
extern void (*foreignFuncFree)(entree *);

/* Variables containing the list of PARI functions */
extern int    functions_tblsz;     /* hashcodes table size */
extern module *pari_modules;       /* list of functions modules */
extern entree **functions_hash;    /* functions hashtable */
extern entree **members_hash;      /* members hashtable */
extern char   *helpmessages_basic[];
extern entree functions_basic[];

/* Variables containing the list of specific GP functions */
extern char   *helpmessages_gp[];
extern entree  functions_gp[];
extern entree  gp_member_list[];
extern char   *helpmessages_highlevel[];
extern entree  functions_highlevel[];
extern int    gp_colors[];
extern int     disable_color,added_newline;

/* Variables containing the list of old PARI fonctions (up to 1.39.15) */
extern module *pari_oldmodules;    /* list of functions modules */
extern entree **funct_old_hash;    /* hashtable */
extern char   *oldhelpmessage[], *helpmessages_oldgp[];
extern entree  oldfonctions[], functions_oldgp[];

/* backward compatibility */
extern long compatible;
enum { NONE, WARN, OLDFUN, OLDALL };
#define new_fun_set (compatible == NONE || compatible == WARN)

/* return type for GP functions */
enum { RET_GEN, RET_INT, RET_VOID };

/* are we under emacs ? (might change output) */
extern int under_emacs;

/* entrees */
#define Epstatic 0x100
#define EpVALENCE(ep) ((ep)->valence & 0xFF)
#define EpSTATIC(ep) ((ep)->valence & 0x100)
#define EpSETSTATIC(ep) ((ep)->valence |= 0x100)
#define PARAMSHIFT 9
#define EpNPARAM(ep) ((ep)->valence >> PARAMSHIFT)
#define EpPREDEFINED(ep) (EpVALENCE(ep) < EpUSER)

#define EpINSTALL 200
#define EpMEMBER  105
#define EpGVAR    104
#define EpVAR     103
#define EpALIAS   102
#define EpNEW     101
#define EpUSER    100

#define NOT_CREATED_YET (entree *)1 /* for check_new_fun */
#define initial_value(ep) ((ep)+1)

#define is_entry(s) (is_entry_intern(s,functions_hash,NULL))

/* blocs */
#define BL_HEAD 3
#define bl_base(x) ((x) - BL_HEAD)
#define bl_next(x) (((GEN)x)[-3])
#define bl_prev(x) (((GEN)x)[-2])
#define bl_num(x)  (((GEN)x)[-1])

/* break */
enum { br_NONE, br_BREAK, br_NEXT, br_RETURN }; /* break status */

/* formatted printing */
#ifndef LONG_IS_64BIT
#  define VOIR_STRING1 "[&=%08lx] "
#  define VOIR_STRING2 "%08lx  "
#  define VOIR_STRING3 "  %08lx  :  "
#else
#  define VOIR_STRING1 "[&=%08x%08x] "
#  define VOIR_STRING2 "%08x%08x  "
#  define VOIR_STRING3 "  %08x%08x  :  "
#endif

/* signals */
#define INIT_JMPm 1
#define INIT_SIGm 2
#define INIT_JMP     (init_opts & INIT_JMPm)
#define INIT_SIG     (init_opts & INIT_SIGm)
#define INIT_JMP_on  (init_opts |= INIT_JMPm)
#define INIT_SIG_on  (init_opts |= INIT_SIGm)
#define INIT_JMP_off (init_opts &= ~INIT_JMPm)
#define INIT_SIG_off (init_opts &= ~INIT_SIGm)

/* gp_colors */
void decode_color(int n, int *c);
#define c_NONE 0xffffUL
enum { c_ERR, c_HIST, c_PROMPT, c_INPUT, c_OUTPUT, c_HELP, c_TIME, c_LAST };

/* general printing */
#define print_text(s) print_prefixed_text((s),NULL,NULL);

/* infiles */
#define MAX_BUFFER 64
#define mf_IN    1
#define mf_PIPE  2
#define mf_FALSE 4

/* for filtre */
#define f_COMMENT  0
#define f_INIT     1
#define f_KEEPCASE 2
#define f_READL    4
#define f_REG      8
#define f_ENDFILE 16