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Add lint-style FALLTHROUGH annotations to fallthrough cases. (in the parse engine and thus the output code) Document this, because the old output causes warnings with gcc10.
author David A. Holland
date Mon, 13 Jun 2022 00:04:38 -0400
parents 13d2b8934445
children
line wrap: on
line source

/*
   AnaGram Syntax Analyzer. Copyright (c) Jerome T. Holland, 1989, 1990, 1991.
   All Rights Reserved.
*/

#include HEADERS
#include PF

#include STDLIB
#include DATA
#include ASSERT
#include MYALLOC
#include ARRAYS
#include SP
#include SCREEN
#include STK
#include SCR4D
#include SETJMP
#include STDARG
#include STDIO
#include WIN
/* #include DIRECT */
#include DEMO

dc          *activate_window(dc *);
void         bury_top_image(void);
int          chdir_s1(char*);
dc          *check_selection(dc *);
dc          *clear_mode(dc *);
int          display_line_number(int);
extern dc   *edit_window;
void         force_screen_real(void);
void         hide_cursor(void);
dc          *prt(dc*);
extern dc   *quick_ref_display;
void         remove_ghost(dc *);
dc          *open_windows(dc *);
dc          *resize_window_mode(dc *);
void         set_work_dir(void);
void         update_screen(dc *);
dc          *window_move(dc *);
int          wkb(void);
void         xeq_qa(void);

extern long current_date, expiration_date;


scr_pcb_type scr_pcb;
#define PCB scr_pcb

#define GET_INPUT PCB.input_code = wkb()
#define PARSE_STACK_OVERFLOW myabort();
#define SYNTAX_ERROR


extern rect mode_area;
extern rect position_area;
extern cint current_cursor;

extern dc *active_dc;
extern dc *cmnd_map_display;
extern dc *file_pick_display;
extern dc *help_index;
extern dc *pick_list_display;
extern dc *quick_ref_display;
extern dc *window_menu_display;

extern int n_windows;
extern char *string_base;

extern char *current_mode_string;

void sbeep(void);


/*
 * AnaGram, A System for Syntax Directed Programming
 * File generated by: ...
 *
 * AnaGram Parsing Engine
 * Copyright 1993-2002 Parsifal Software. All Rights Reserved.
 *
 * This software is provided 'as-is', without any express or implied
 * warranty.  In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 * 2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 * 3. This notice may not be removed or altered from any source distribution.
 */

#ifndef SCR4D_H
#include "scr4d.h"
#endif

#ifndef SCR4D_H
#error Mismatched header file
#endif

#include <stdio.h>

#define RULE_CONTEXT (&((PCB).cs[(PCB).ssx]))
#define ERROR_CONTEXT ((PCB).cs[(PCB).error_frame_ssx])
#define CONTEXT ((PCB).cs[(PCB).ssx])


#define CHANGE_REDUCTION(x) scr_change_reduction(scr_##x##_token)
int scr_change_reduction(scr_token_type);


#line - "scr4d.syn"
#define F1                  315
#define F2                  316
#define F3                  317
#define F4                  318
#define F5                  319
#define F6                  320
#define F7                  321
#define F8                  322
#define F9                  323
#define F10                 324
#define ALT_F1              360
#define ALT_F2              361
#define ALT_F3              362
#define ALT_F4              363
#define ALT_F5              364
#define ALT_F6              365
#define ALT_F7              366
#define ALT_F8              367
#define ALT_F9              368
#define ALT_F10             369

#define move_code  F2
#define reduce ALT_F2
#define left   331
#define right  333

#line - "scr4d.c"
#line - "scr4d.syn"
#ifdef DEMO_FLAG
void restrict_usage(void);

dc *check_expiration(void) {
		long *ex = &expiration_date + 47;
		long *cd = &current_date + 252;
    if (ex[-47] < cd[-252]) restrict_usage();
    return NULL;
 }
#else
dc *check_expiration(void) {return NULL;}
#endif

#line - "scr4d.c"
#line - "scr4d.syn"
void set_mode(char *);

dc *replace_window(dc *d, dc *new);
dc *pop_up_window(dc *d);

#line - "scr4d.c"
#line - "scr4d.syn"
static int end_line_number_mode(int n){
  flash_str_fill(mode_area.pos,current_mode_string,0,mode_area.size.x);
  return n;
}
#line - "scr4d.c"
#line - "scr4d.syn"
static dc *reset_position_window(dc *d) {
  flash_str_fill(mode_area.pos,current_mode_string,0,mode_area.size.x);
  current_cursor.x = -1;
  return d;
}

static int line_number_1(void) {
  flash_str_fill(mode_area.pos,"Line Number",0,mode_area.size.x);
  return 0;
}

static int line_number_2(int n, int d) {
  return display_line_number(10*n+d-48);
}
static int line_number_3(int n) {
  return display_line_number(n/10);
}

dc *find_help(char *);
dc *pop_up_window(dc *);

static dc *key_assign(dc *dm, char *title) {
  dc *d = find_help(title);
  if (d == NULL) return beep(dm);
  return pop_up_window(d);
}
#line - "scr4d.c"
#line - "scr4d.syn"
dc *pop_up_aux_win_menu(dc *);
dc *pop_up_aux_cmnd_menu(dc *);

dc *first_clone(dc *);

static dc *cycle_clone(dc *d) {
  dc *c;
  if (d->no_clone) return beep(d);
  c = first_clone(d);
  if (c != NULL) return pop_up_window(c);
  return beep(d);
}
#line - "scr4d.c"
#line - "scr4d.syn"
extern char *search_key;
char *old_string;
int search_key_index;

char *build_string(void);
extern int search_flag;

static dc *save_search_key(dc *d) {
  if (search_key != NULL) free(search_key);
  search_flag--;
  search_key = build_string();
  close_window(d);
  hide_cursor();
  activate_window(map_window_plane[--nplanes].d);
  return active_dc;
}

extern char work_dir_name[];

void set_work_dir(void);

static dc *chdir_s2(dc *d) {
  tss();
  if (chdir_s1(string_base)) return beep(d);
  rcs();
  search_flag--;
  CHANGE_REDUCTION(new_directory);
  set_work_dir();
/*  getcwd(work_dir_name, MAXPATH); */
  set_work_dir();
  close_window(d);
  hide_cursor();
  activate_window(map_window_plane[--nplanes].d);
  return active_dc;
}

static dc *quit_search(dc *d) {
  close_window(d);
  rcs();
  search_flag--;
  hide_cursor();
  activate_window(map_window_plane[--nplanes].d);
  ok_ptr(active_dc->des);
  active_dc->des->c_loc_doc.x = 0;
  return active_dc;
}
#line - "scr4d.c"
#line - "scr4d.syn"
void search_key_line(void)   {
  tss();
  sss(string_base);
}

static dc *search_key_right(dc *d) {
  if( tis() <= d->des->c_loc_doc.x) {
    int c;
    if (search_key == NULL) return d;
    c = old_string[search_key_index];
    if (c == 0) return d;
    acs(c);
    search_key_index++;
    ok_ptr(d->des);
    d->des->refresh++;
  }
  fiddle_window(d,right);
  return d;
}
static dc *search_key_end(dc *d) {
  ok_ptr(d->des);

  if( tis() <= d->des->c_loc_doc.x) {
    int c = old_string[search_key_index];
    while (c) {
      acs(c);
      c = old_string[++search_key_index];
    }
  d->des->refresh++;
  }
  d->des->c_loc_doc.x = tis();
  bound_cursor_hor(d->des);
  return d;
}

static dc *insert_text(dc *d, int c) {
  wd *w;

  w = d->des;
  ok_ptr(w);
  its(c, w->c_loc_doc.x);
  fiddle_window(d,right);
  w->refresh++;
  return d;
}
static dc *delete_char(dc *d) {
  ok_ptr(d->des);
  dcs(d->des->c_loc_doc.x);
  d->des->refresh++;
  return d;
}

static dc *backspace_char(dc *d) {
  wd *w;

  w = d->des;
  if (w->c_loc_doc.x == 0) return d;
  fiddle_window(d,left);
  delete_char(d);
  return d;
}

#line - "scr4d.c"
#line - "scr4d.syn"
static dc *show_mode(dc *d, int t) {
  char *ms = "";

  ok_ptr(d);
  switch (t) {
  case move_code:
/*
    if (d->move == NULL) {
      PCB.reduction_token = scr_window_token;
      beep(d);
      break;
    }
*/
    ms = "Move Window";
    break;
  case reduce:
/*
    if (d->resize == NULL) {
      beep(d);
      PCB.reduction_token = scr_window_token;
      break;
    }
*/
    ms = "Resize Window";
    break;
  }
  flash_str_fill(mode_area.pos,ms,0,mode_area.size.x);
  return d;
}

#line - "scr4d.c"
#line - "scr4d.syn"
cint ci();
cint aci();
cint sci();
cint ulci();

extern int start_keys[];
extern dc *error_display;

void log_error(void);

void pop_up_code_segment(char *, char *);

dc *resize_window_mode(dc *d) {
  set_mode("Resize Window");
  CHANGE_REDUCTION(resize_window);
  return d;
}

dc *window_move(dc *d) {
  set_mode("Move Window");
  CHANGE_REDUCTION(move_window);
  return d;
}

static dc *naughty(void) {
  force_screen_real();
  pop_up_code_segment("birb", "");
  wkb();
  return NULL;
}

void deactivate_window(dc *);

static dc *activate_cmnd_menu(void) {
  dc *new;
  force_screen_real();
  if (active_dc != NULL) {
    if (active_dc != quick_ref_display) return active_dc;
    deactivate_window(active_dc);
  }
  new = activate_window(cmnd_map_display);
  if (nerrors) new = pop_up_window(error_display);
  return new;
}


extern dc *search_key_window;


static dc *edit_search(void) {
  cint loc;
  cint corner;
  dc *d;
  rect w;

  d = active_dc;
  loc = aci(d->act->c_loc_scr, ci(1,1));
  deactivate_window(d);
  w = place_rect(display_area, search_key_window->des->b_size,22);
  corner = w.pos;
  search_key_window->des->b_loc_scr = ulci(loc,corner);
  search_key_window->des->b_size = w.size;
  activate_window(search_key_window);
  return active_dc;
}

static dc *init_search_window(void) {
  ics();
  search_flag++;
  ok_ptr(search_key_window->des);
  search_key_window->des->c_loc_doc.x = 0;
  search_key_index = 0;
  old_string = search_key;

  return edit_search();
}


int do_key(int x) {
  PCB.input_code = x;
  scr();
  if (PCB.exit_flag == AG_SYNTAX_ERROR_CODE) {
    sbeep();
    PCB.exit_flag = AG_RUNNING_CODE;
  }
  return (PCB.exit_flag == AG_RUNNING_CODE);
}

#line - "scr4d.c"

#ifndef CONVERT_CASE
#define CONVERT_CASE(c) (c)
#endif
#ifndef TAB_SPACING
#define TAB_SPACING 8
#endif

#define ag_rp_1() (naughty())

#define ag_rp_2() (check_expiration())

#define ag_rp_3() (activate_cmnd_menu())

#define ag_rp_4() (pop_up_window(cmnd_map_display))

#define ag_rp_5() (pop_up_window(window_menu_display))

#define ag_rp_6() (pop_up_window(quick_ref_display))

#define ag_rp_7(w) (rcs(), search_flag--, quit_window(w))

#define ag_rp_8(w) (check_expiration(),w)

#define ag_rp_9(w) (check_expiration(),w)

#define ag_rp_10(d) ((*d->enter)(d))

#define ag_rp_11(n) (end_line_number_mode(n))

#define ag_rp_12(n) (end_line_number_mode(n))

#define ag_rp_13(n) (end_line_number_mode(n))

#define ag_rp_14() (line_number_1())

#define ag_rp_15(n, d) (line_number_2(n,d))

#define ag_rp_16(n) (line_number_3(n))

#define ag_rp_17(n) (line_number_3(n))

#define ag_rp_18(w) (quit_window(w))

#define ag_rp_19(w) (help_window(w))

#define ag_rp_20() (pop_up_window(help_index))

#define ag_rp_21(w) (key_assign(w,"Function Keys"))

#define ag_rp_22(w) (key_assign(w,"Cursor Keys"))

#define ag_rp_23(w) (prt(w))

#define ag_rp_24(w, k) (cursor(w,k))

#define ag_rp_25(w, k) (control(w,k))

#define ag_rp_26(w) (search_forward(w))

#define ag_rp_27(w) (search_reverse(w))

#define ag_rp_28(w, c) (alpha_access(w,c))

#define ag_rp_29(w, n) (reposition_cursor(w,n))

#define ag_rp_30(w, n) (backup_cursor(w,n))

#define ag_rp_31(w, n) (advance_cursor(w,n))

#define ag_rp_32(w) (reset_position_window(w))

#define ag_rp_33(w) (clone_window(w))

#define ag_rp_34(w) (cycle_clone(w))

#define ag_rp_35(w) (pop_up_aux_win_menu(w))

#define ag_rp_36(w) (pop_up_aux_cmnd_menu(w))

#define ag_rp_37(w) (open_windows(w))

#define ag_rp_38(w) (previous_window(w))

#define ag_rp_39(w) (bottom_window(w))

#define ag_rp_40(w) (bury_window(w))

#define ag_rp_41(sk) (save_search_key(sk))

#define ag_rp_42(sk) (save_search_key(sk))

#define ag_rp_43(sk) (save_search_key(sk))

#define ag_rp_44(sk) (save_search_key(sk))

#define ag_rp_45(sk) (quit_search(sk))

#define ag_rp_46() (init_search_window())

#define ag_rp_47(sk, k) (fiddle_window(sk,k))

#define ag_rp_48(sk) (search_key_right(sk))

#define ag_rp_49(sk, c) (insert_text(sk,c))

#define ag_rp_50(sk) (backspace_char(sk))

#define ag_rp_51(sk) (delete_char(sk))

#define ag_rp_52(sk, k) (fiddle_window(sk,k))

#define ag_rp_53(sk) (search_key_end(sk))

#define ag_rp_54(sk, k) (fiddle_window(sk,k))

#define ag_rp_55(sk, k) (fiddle_window(sk,k))

#define ag_rp_56(d) (d)

#define ag_rp_57(d) (chdir_s2(d))

#define ag_rp_58() (edit_window)

#define ag_rp_59(sk, k) (fiddle_window(sk,k))

#define ag_rp_60(sk) (search_key_right(sk))

#define ag_rp_61(sk, k) (fiddle_window(sk,k))

#define ag_rp_62(sk) (search_key_end(sk))

#define ag_rp_63(sk, c) (insert_text(sk,c))

#define ag_rp_64(sk) (backspace_char(sk))

#define ag_rp_65(sk) (delete_char(sk))

#define ag_rp_66(sk, k) (fiddle_window(sk,k))

#define ag_rp_67(sk, k) (fiddle_window(sk,k))

#define ag_rp_68(sk) (clear_mode(sk))

#define ag_rp_69(sk) (clear_mode(sk))

#define ag_rp_70(sk) (clear_mode(sk))

#define ag_rp_71(sk, k) (show_mode(sk,k))

#define ag_rp_72(sk, k) (move(sk,k))

#define ag_rp_73(sk, k) (show_mode(sk,k))

#define ag_rp_74(sk, k) (resize(sk,k))

#define ag_rp_75(sk, k) (show_mode(sk,k))

#define ag_rp_76(sk, k) (move(sk,k))

#define ag_rp_77(sk, k) (show_mode(sk,k))

#define ag_rp_78(sk, k) (resize(sk,k))

#define ag_rp_79(w, k) (show_mode(w,k))

#define ag_rp_80(w, k) (move(w,k))

#define ag_rp_81(w, k) (show_mode(w,k))

#define ag_rp_82(w, k) (resize(w,k))


#define READ_COUNTS 
#define WRITE_COUNTS 
#undef V
#define V(i,t) (*t (&(PCB).vs[(PCB).ssx + i]))
#undef VS
#define VS(i) (PCB).vs[(PCB).ssx + i]

#ifndef GET_CONTEXT
#define GET_CONTEXT CONTEXT = (PCB).input_context
#endif

typedef enum {
  ag_action_1,
  ag_action_2,
  ag_action_3,
  ag_action_4,
  ag_action_5,
  ag_action_6,
  ag_action_7,
  ag_action_8,
  ag_action_9,
  ag_action_10,
  ag_action_11,
  ag_action_12
} ag_parser_action;


#ifndef NULL_VALUE_INITIALIZER
#define NULL_VALUE_INITIALIZER = { 0 }
#endif

static scr_vs_type const ag_null_value NULL_VALUE_INITIALIZER;

static const unsigned char ag_rpx[] = {
    0,  0,  0,  0,  1,  0,  0,  0,  2,  0,  0,  0,  0,  3,  4,  5,  6,  7,
    8,  9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,  0,
    0,  0,  0, 25, 26, 27, 28,  0, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38,
   39, 40,  0, 41, 42,  0, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54,
   55,  0, 56, 57, 58, 59, 60, 61, 62,  0, 63, 64, 65, 66, 67,  0,  0, 68,
    0,  0, 69,  0,  0, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82
};
#define AG_TCV(x) (((int)(x) >= 0 && (int)(x) <= 388) ? ag_tcv[(x)] : 0)

static const unsigned char ag_tcv[] = {
    0,  0,  0,  0,  0,  0,  0,  0, 29,  0,  0,  0,  0, 21,  0,  0,  0,  0,
    0,  0,  0,  0,  0, 86,  0,  0, 87, 19,  0,  0,  0,  0, 90, 90, 90, 90,
   90, 90, 90, 90, 90, 90, 90, 89, 90, 88, 90, 90, 28, 28, 28, 28, 28, 28,
   28, 28, 28, 28, 90, 90, 90, 90, 90, 18, 90, 90, 90, 90, 90, 90, 90, 90,
   90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90,
   90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90,
   90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90,
   90, 90,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  0,  0,  0, 67,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 35,  0,  0,  0,  0,  0, 58,
    0,  0,  0,  0,  0,  0, 27,  0,  0,  0,  0,  0,  0,  6,  0,  0,  0,  0,
    0,  0,  0,  0,  0,  0,  0,  0,  0, 31, 77, 56, 53, 52, 51, 45, 50, 17,
   11,  0,  0, 62, 57, 80,  0, 59,  0, 60,  0, 63, 55, 81,  0, 30, 33,  0,
    0,  0,  0,  0,  0,  0,  0,  0, 34,  0,  0,  0,  0,  0,  0,  0,  0,  0,
   32, 79,  0,  0,  0,  0, 46, 49, 47, 48,  0, 64, 65, 83, 85, 82,  0,  0,
    0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 84
};

#ifndef SYNTAX_ERROR
#define SYNTAX_ERROR fprintf(stderr,"%s\n", (PCB).error_message)
#endif

#ifndef PARSER_STACK_OVERFLOW
#define PARSER_STACK_OVERFLOW {fprintf(stderr, \
  "\nParser stack overflow\n");}
#endif

#ifndef REDUCTION_TOKEN_ERROR
#define REDUCTION_TOKEN_ERROR {fprintf(stderr, \
  "\nReduction token error\n");}
#endif


static void near ag_prot(void) {
  int ag_k;
  ag_k = 128 - ++(PCB).btsx;
  if (ag_k <= (PCB).ssx) {
    (PCB).exit_flag = AG_STACK_ERROR_CODE;
    PARSER_STACK_OVERFLOW;
    return;
  }
  (PCB).bts[(PCB).btsx] = (PCB).sn;
  (PCB).bts[ag_k] = (PCB).ssx;
  (PCB).vs[ag_k] = (PCB).vs[(PCB).ssx];
  (PCB).ss[ag_k] = (PCB).ss[(PCB).ssx];
}

static void near ag_undo(void) {
  if ((PCB).drt == -1) return;
  while ((PCB).btsx) {
    int ag_k = 128 - (PCB).btsx;
    (PCB).sn = (PCB).bts[(PCB).btsx--];
    (PCB).ssx = (PCB).bts[ag_k];
    (PCB).vs[(PCB).ssx] = (PCB).vs[ag_k];
    (PCB).ss[(PCB).ssx] = (PCB).ss[ag_k];
  }
  (PCB).token_number = (scr_token_type) (PCB).drt;
  (PCB).ssx = (PCB).dssx;
  (PCB).sn = (PCB).dsn;
  (PCB).drt = -1;
}



static const int ag_rtt[] = {
   16,  7,  4,  0, 14, 66,  0
};

static const unsigned char ag_tstt[] = {
58,27,11,6,0,1,2,3,4,7,8,9,10,12,13,16,20,37,38,39,71,72,73,74,75,76,
90,89,88,81,80,79,77,65,64,63,62,60,59,57,56,55,53,30,29,28,21,19,18,6,0,78,
90,89,88,81,80,79,77,65,64,63,62,60,59,57,56,55,53,30,29,28,21,19,18,6,0,78,
90,89,88,87,86,85,84,83,82,81,80,79,77,65,64,63,62,60,59,58,57,56,55,53,52,
  51,50,49,48,47,46,45,35,34,33,32,31,28,27,21,19,18,17,11,6,0,78,
90,89,88,87,86,85,84,83,82,81,80,79,77,65,64,63,62,60,59,58,57,56,55,53,52,
  51,50,49,48,47,46,45,35,34,33,32,31,28,27,21,19,18,17,11,6,0,78,
90,89,88,79,77,65,64,56,53,30,29,28,21,19,18,6,0,
90,89,88,79,77,65,64,63,62,60,59,30,29,28,18,6,0,
30,29,28,6,0,
90,89,88,79,77,65,64,30,29,28,18,6,0,
90,89,88,87,86,85,84,83,82,79,77,65,64,58,56,53,52,51,50,49,48,47,46,45,35,
  34,33,32,31,28,27,21,19,18,17,11,6,0,40,
90,89,88,87,86,85,84,83,82,81,80,79,77,65,64,63,62,60,59,58,57,56,55,53,52,
  51,50,49,48,47,46,45,35,34,33,32,31,28,27,21,19,18,17,11,6,0,36,40,78,
67,0,5,14,15,66,68,69,70,
90,89,88,79,77,58,56,53,52,51,50,49,48,47,46,45,35,34,33,32,31,28,27,21,18,
  17,11,6,0,3,8,9,12,13,22,23,25,41,42,44,71,72,73,
90,89,88,81,80,79,77,65,64,63,62,60,59,57,55,30,29,28,19,18,6,0,78,
90,89,88,81,80,79,77,65,64,63,62,60,59,57,55,30,29,28,19,18,6,0,78,
90,89,88,79,77,65,64,30,29,28,19,18,6,0,
90,89,88,79,77,65,64,63,62,60,59,30,29,28,21,19,18,6,0,
90,89,88,79,77,65,64,30,29,28,18,6,0,
90,89,88,79,77,65,64,63,62,60,59,57,56,55,53,30,29,28,21,19,18,6,0,
89,88,57,55,30,29,28,21,19,6,0,
90,89,88,79,77,65,64,56,53,30,29,28,21,18,6,0,
  0
};


static unsigned const char ag_astt[507] = {
  2,2,2,2,7,0,1,2,1,0,1,1,2,1,1,1,1,1,1,1,1,1,2,1,1,2,5,5,5,10,10,5,5,5,5,10,
  10,10,10,10,5,10,5,5,5,5,5,5,5,5,7,2,5,5,5,10,10,5,5,5,5,10,10,10,10,10,5,
  10,5,5,5,5,5,5,5,5,7,2,5,5,5,5,5,5,5,5,5,10,10,5,5,5,5,10,10,10,10,5,10,5,
  10,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,7,2,5,5,5,5,5,5,5,5,5,10,10,
  5,5,5,5,10,10,10,10,5,10,5,10,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,
  7,2,5,5,5,5,5,5,5,5,5,5,5,5,5,3,5,5,7,5,5,5,5,5,5,5,10,10,10,10,5,5,5,5,5,
  7,10,10,10,3,7,2,2,2,2,2,2,2,2,2,2,2,3,7,4,4,4,2,2,2,2,2,2,4,4,2,2,4,4,4,4,
  4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,3,4,4,4,4,7,2,4,4,4,10,10,10,10,10,10,10,10,
  4,4,10,10,10,10,10,10,4,10,4,10,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,10,4,4,4,
  4,7,2,2,2,2,7,1,1,1,2,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
  2,2,2,2,3,7,3,1,1,1,1,2,2,2,2,2,3,1,1,2,5,5,5,10,10,5,5,5,5,10,10,10,10,10,
  10,5,5,5,5,5,5,7,2,5,5,5,10,10,5,5,5,5,10,10,10,10,10,10,5,5,5,5,5,5,7,2,5,
  5,5,5,5,5,5,5,5,5,3,5,5,7,5,5,5,5,5,5,5,10,10,10,10,5,5,5,2,2,5,5,7,2,2,2,
  2,2,2,2,2,2,2,2,3,7,5,5,5,5,5,5,5,10,10,10,10,2,5,2,5,5,5,5,5,2,5,5,7,2,2,
  2,2,10,10,10,2,2,3,7,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,7,11
};


static const unsigned char ag_pstt[] = {
63,24,8,4,0,0,12,4,11,0,8,7,13,6,5,10,9,10,10,10,2,1,92,4,3,95,
91,91,91,97,97,91,91,91,91,97,97,97,97,97,91,97,91,91,91,91,91,91,91,91,1,
  97,
90,90,90,99,99,90,90,90,90,99,99,99,99,99,90,99,90,90,90,90,90,90,90,90,2,
  99,
94,94,94,94,94,94,94,94,94,105,105,94,94,94,94,105,105,105,105,94,105,94,
  105,94,94,94,94,94,94,94,94,94,94,94,94,94,94,94,94,94,94,94,94,94,94,3,
  105,
93,93,93,93,93,93,93,93,93,107,107,93,93,93,93,107,107,107,107,93,107,93,
  107,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,4,
  107,
10,10,10,10,10,10,10,10,10,10,10,10,10,73,10,10,5,
9,9,9,9,9,9,9,70,69,65,64,9,9,9,9,9,6,
27,26,25,7,7,
66,66,66,98,96,72,71,68,67,66,66,6,8,
19,19,19,39,39,39,39,39,39,19,19,39,39,19,19,19,19,19,19,19,19,19,19,19,19,
  19,19,19,19,19,19,19,38,19,19,19,19,9,39,
18,18,18,34,34,34,34,34,34,34,34,18,18,34,34,34,34,34,34,18,34,18,34,18,18,
  18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,28,18,18,18,18,10,34,34,34,
76,11,17,16,15,74,14,13,89,
42,42,42,106,104,63,41,40,55,54,53,52,51,50,49,48,33,32,31,30,29,42,24,20,
  16,15,14,1,12,1,20,19,18,5,44,45,46,40,41,43,2,1,92,
88,88,88,101,101,88,88,88,88,101,101,101,101,101,101,88,88,88,88,88,88,13,
  101,
87,87,87,103,103,87,87,87,87,103,103,103,103,103,103,87,87,87,87,87,87,14,
  103,
12,12,12,12,12,12,12,12,12,12,81,12,12,15,
11,11,11,11,11,11,11,80,79,78,77,11,11,11,75,17,11,11,16,
82,82,82,102,100,86,85,84,83,82,82,2,17,
9,9,9,9,9,9,9,70,69,65,64,61,9,58,9,9,9,9,9,62,9,9,18,
23,22,22,23,27,26,25,21,47,7,19,
66,66,66,98,96,72,71,60,57,68,67,66,57,66,6,20,
  0
};


static const unsigned short ag_sbt[] = {
     0,  26,  52,  78, 125, 172, 189, 206, 211, 224, 263, 312, 321, 364,
   387, 410, 424, 443, 456, 479, 490, 506
};


static const unsigned short ag_sbe[] = {
     4,  50,  76, 123, 170, 188, 205, 210, 223, 261, 308, 313, 349, 385,
   408, 423, 442, 455, 478, 489, 505, 506
};


static const unsigned char ag_fl[] = {
  1,2,3,1,1,1,2,2,1,1,1,1,1,1,2,2,2,3,1,1,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,
  1,1,1,2,2,2,2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,1,2,2,1,2,2,2,1,2,2,2,2,2,2,
  2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,
  2,2,2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
};

static const unsigned char ag_ptt[] = {
    0,  1,  1,  1,  1,  3,  3,  3, 10,  8,  8,  5,  5, 16, 16, 16, 16, 16,
    2,  2, 16, 22, 23, 25,  9,  9,  9,  9, 16, 16, 16, 16, 16, 16, 16, 16,
   16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 37,
   38, 39, 41, 41, 41, 42, 42, 42, 44, 12, 12, 12, 12, 12, 12, 12, 12, 12,
   12, 12, 16, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 70, 70, 15,
   73, 73, 13, 76, 76, 20, 72, 72, 71, 71, 69, 69, 68, 68, 75, 75, 74, 74,
   78, 78, 78, 78, 78, 78, 78, 78, 36, 36, 40, 40, 40, 40, 40, 40, 40, 40
};

static const unsigned char  *ag_valid(int ag_k) {
  const unsigned char  *ag_tp = &ag_tstt[ag_sbt[(PCB).sn+1]];
  while (*--ag_tp != (unsigned char) ag_k) if (*ag_tp == 0) return NULL;
  return ag_tp;
}

int scr_change_reduction(scr_token_type ag_k) {
  if (!ag_valid(ag_k)) return 0;
  (PCB).reduction_token = ag_k;
  return 1;
}

static void near ag_default(const  int *ag_tp) {
  (PCB).ag_dsn = (PCB).sn;
  (PCB).ag_dtl = ag_tp;
  while (!ag_valid((scr_token_type) *ag_tp)) ag_tp++;
  (PCB).reduction_token = (scr_token_type) *ag_tp;
}



static void near ag_ra(void)
{
  switch(ag_rpx[(PCB).ag_ap]) {
    case 1: ag_rp_1(); break;
    case 2: V(0,(dc * *)) = ag_rp_2(); break;
    case 3: V(0,(dc * *)) = ag_rp_3(); break;
    case 4: V(0,(dc * *)) = ag_rp_4(); break;
    case 5: V(0,(dc * *)) = ag_rp_5(); break;
    case 6: V(0,(dc * *)) = ag_rp_6(); break;
    case 7: V(0,(dc * *)) = ag_rp_7(V(1,(dc * *))); break;
    case 8: V(0,(dc * *)) = ag_rp_8(V(0,(dc * *))); break;
    case 9: V(0,(dc * *)) = ag_rp_9(V(0,(dc * *))); break;
    case 10: ag_default(&ag_rtt[0]); V(0,(dc * *)) = ag_rp_10(V(0,(dc * *))); break;
    case 11: V(0,(int *)) = ag_rp_11(V(0,(int *))); break;
    case 12: V(0,(int *)) = ag_rp_12(V(0,(int *))); break;
    case 13: V(0,(int *)) = ag_rp_13(V(0,(int *))); break;
    case 14: V(0,(int *)) = ag_rp_14(); break;
    case 15: V(0,(int *)) = ag_rp_15(V(0,(int *)), V(1,(int *))); break;
    case 16: V(0,(int *)) = ag_rp_16(V(0,(int *))); break;
    case 17: V(0,(int *)) = ag_rp_17(V(0,(int *))); break;
    case 18: V(0,(dc * *)) = ag_rp_18(V(0,(dc * *))); break;
    case 19: V(0,(dc * *)) = ag_rp_19(V(0,(dc * *))); break;
    case 20: V(0,(dc * *)) = ag_rp_20(); break;
    case 21: V(0,(dc * *)) = ag_rp_21(V(0,(dc * *))); break;
    case 22: V(0,(dc * *)) = ag_rp_22(V(0,(dc * *))); break;
    case 23: V(0,(dc * *)) = ag_rp_23(V(0,(dc * *))); break;
    case 24: V(0,(dc * *)) = ag_rp_24(V(0,(dc * *)), V(1,(int *))); break;
    case 25: V(0,(dc * *)) = ag_rp_25(V(0,(dc * *)), V(1,(int *))); break;
    case 26: V(0,(dc * *)) = ag_rp_26(V(0,(dc * *))); break;
    case 27: V(0,(dc * *)) = ag_rp_27(V(0,(dc * *))); break;
    case 28: V(0,(dc * *)) = ag_rp_28(V(0,(dc * *)), V(1,(int *))); break;
    case 29: V(0,(dc * *)) = ag_rp_29(V(0,(dc * *)), V(1,(int *))); break;
    case 30: V(0,(dc * *)) = ag_rp_30(V(0,(dc * *)), V(1,(int *))); break;
    case 31: V(0,(dc * *)) = ag_rp_31(V(0,(dc * *)), V(1,(int *))); break;
    case 32: V(0,(dc * *)) = ag_rp_32(V(0,(dc * *))); break;
    case 33: V(0,(dc * *)) = ag_rp_33(V(0,(dc * *))); break;
    case 34: V(0,(dc * *)) = ag_rp_34(V(0,(dc * *))); break;
    case 35: V(0,(dc * *)) = ag_rp_35(V(0,(dc * *))); break;
    case 36: V(0,(dc * *)) = ag_rp_36(V(0,(dc * *))); break;
    case 37: V(0,(dc * *)) = ag_rp_37(V(0,(dc * *))); break;
    case 38: V(0,(dc * *)) = ag_rp_38(V(0,(dc * *))); break;
    case 39: V(0,(dc * *)) = ag_rp_39(V(0,(dc * *))); break;
    case 40: V(0,(dc * *)) = ag_rp_40(V(0,(dc * *))); break;
    case 41: V(0,(dc * *)) = ag_rp_41(V(0,(dc * *))); break;
    case 42: V(0,(dc * *)) = ag_rp_42(V(0,(dc * *))); break;
    case 43: V(0,(dc * *)) = ag_rp_43(V(0,(dc * *))); break;
    case 44: V(0,(dc * *)) = ag_rp_44(V(0,(dc * *))); break;
    case 45: V(0,(dc * *)) = ag_rp_45(V(0,(dc * *))); break;
    case 46: V(0,(dc * *)) = ag_rp_46(); break;
    case 47: V(0,(dc * *)) = ag_rp_47(V(0,(dc * *)), V(1,(int *))); break;
    case 48: V(0,(dc * *)) = ag_rp_48(V(0,(dc * *))); break;
    case 49: V(0,(dc * *)) = ag_rp_49(V(0,(dc * *)), V(1,(int *))); break;
    case 50: V(0,(dc * *)) = ag_rp_50(V(0,(dc * *))); break;
    case 51: V(0,(dc * *)) = ag_rp_51(V(0,(dc * *))); break;
    case 52: V(0,(dc * *)) = ag_rp_52(V(0,(dc * *)), V(1,(int *))); break;
    case 53: V(0,(dc * *)) = ag_rp_53(V(0,(dc * *))); break;
    case 54: V(0,(dc * *)) = ag_rp_54(V(0,(dc * *)), V(1,(int *))); break;
    case 55: V(0,(dc * *)) = ag_rp_55(V(0,(dc * *)), V(1,(int *))); break;
    case 56: V(0,(dc * *)) = ag_rp_56(V(1,(dc * *))); break;
    case 57: ag_default(&ag_rtt[4]); V(0,(dc * *)) = ag_rp_57(V(0,(dc * *))); break;
    case 58: V(0,(dc * *)) = ag_rp_58(); break;
    case 59: V(0,(dc * *)) = ag_rp_59(V(0,(dc * *)), V(1,(int *))); break;
    case 60: V(0,(dc * *)) = ag_rp_60(V(0,(dc * *))); break;
    case 61: V(0,(dc * *)) = ag_rp_61(V(0,(dc * *)), V(1,(int *))); break;
    case 62: V(0,(dc * *)) = ag_rp_62(V(0,(dc * *))); break;
    case 63: V(0,(dc * *)) = ag_rp_63(V(0,(dc * *)), V(1,(int *))); break;
    case 64: V(0,(dc * *)) = ag_rp_64(V(0,(dc * *))); break;
    case 65: V(0,(dc * *)) = ag_rp_65(V(0,(dc * *))); break;
    case 66: V(0,(dc * *)) = ag_rp_66(V(0,(dc * *)), V(1,(int *))); break;
    case 67: V(0,(dc * *)) = ag_rp_67(V(0,(dc * *)), V(1,(int *))); break;
    case 68: V(0,(dc * *)) = ag_rp_68(V(0,(dc * *))); break;
    case 69: V(0,(dc * *)) = ag_rp_69(V(0,(dc * *))); break;
    case 70: V(0,(dc * *)) = ag_rp_70(V(0,(dc * *))); break;
    case 71: V(0,(dc * *)) = ag_rp_71(V(0,(dc * *)), V(1,(int *))); break;
    case 72: V(0,(dc * *)) = ag_rp_72(V(0,(dc * *)), V(1,(int *))); break;
    case 73: V(0,(dc * *)) = ag_rp_73(V(0,(dc * *)), V(1,(int *))); break;
    case 74: V(0,(dc * *)) = ag_rp_74(V(0,(dc * *)), V(1,(int *))); break;
    case 75: V(0,(dc * *)) = ag_rp_75(V(0,(dc * *)), V(1,(int *))); break;
    case 76: V(0,(dc * *)) = ag_rp_76(V(0,(dc * *)), V(1,(int *))); break;
    case 77: V(0,(dc * *)) = ag_rp_77(V(0,(dc * *)), V(1,(int *))); break;
    case 78: V(0,(dc * *)) = ag_rp_78(V(0,(dc * *)), V(1,(int *))); break;
    case 79: V(0,(dc * *)) = ag_rp_79(V(0,(dc * *)), V(1,(int *))); break;
    case 80: V(0,(dc * *)) = ag_rp_80(V(0,(dc * *)), V(1,(int *))); break;
    case 81: V(0,(dc * *)) = ag_rp_81(V(0,(dc * *)), V(1,(int *))); break;
    case 82: V(0,(dc * *)) = ag_rp_82(V(0,(dc * *)), V(1,(int *))); break;
  }
}

static int near ag_action_1_r_proc(void);
static int near ag_action_2_r_proc(void);
static int near ag_action_3_r_proc(void);
static int near ag_action_4_r_proc(void);
static int near ag_action_1_s_proc(void);
static int near ag_action_3_s_proc(void);
static int near ag_action_1_proc(void);
static int near ag_action_2_proc(void);
static int near ag_action_3_proc(void);
static int near ag_action_4_proc(void);
static int near ag_action_5_proc(void);
static int near ag_action_6_proc(void);
static int near ag_action_7_proc(void);
static int near ag_action_8_proc(void);
static int near ag_action_9_proc(void);
static int near ag_action_10_proc(void);
static int near ag_action_11_proc(void);
static int near ag_action_8_proc(void);


static int (near *const  ag_r_procs_scan[])(void) = {
  ag_action_1_r_proc,
  ag_action_2_r_proc,
  ag_action_3_r_proc,
  ag_action_4_r_proc
};

static int (near *const  ag_s_procs_scan[])(void) = {
  ag_action_1_s_proc,
  ag_action_2_r_proc,
  ag_action_3_s_proc,
  ag_action_4_r_proc
};

static int (near *const  ag_gt_procs_scan[])(void) = {
  ag_action_1_proc,
  ag_action_2_proc,
  ag_action_3_proc,
  ag_action_4_proc,
  ag_action_5_proc,
  ag_action_6_proc,
  ag_action_7_proc,
  ag_action_8_proc,
  ag_action_9_proc,
  ag_action_10_proc,
  ag_action_11_proc,
  ag_action_8_proc
};


static int near ag_action_10_proc(void) {
  (PCB).btsx = 0, (PCB).drt = -1;
  return 0;
}

static int near ag_action_11_proc(void) {
  (PCB).btsx = 0, (PCB).drt = -1;
  (*(int *) &(PCB).vs[(PCB).ssx]) = (PCB).input_code;
  (PCB).ssx--;
  ag_ra();
  (PCB).ssx++;
  return 0;
}

static int near ag_action_3_r_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap] - 1;
  if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd];
  (PCB).btsx = 0, (PCB).drt = -1;
  (PCB).reduction_token = (scr_token_type) ag_ptt[(PCB).ag_ap];
  ag_ra();
  return (PCB).exit_flag == AG_RUNNING_CODE;
}

static int near ag_action_3_s_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap] - 1;
  if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd];
  (PCB).btsx = 0, (PCB).drt = -1;
  (PCB).reduction_token = (scr_token_type) ag_ptt[(PCB).ag_ap];
  ag_ra();
  return (PCB).exit_flag == AG_RUNNING_CODE;
}

static int near ag_action_4_r_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap] - 1;
  if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd];
  (PCB).reduction_token = (scr_token_type) ag_ptt[(PCB).ag_ap];
  return 1;
}

static int near ag_action_2_proc(void) {
  (PCB).btsx = 0, (PCB).drt = -1;
  if ((PCB).ssx >= 128) {
    (PCB).exit_flag = AG_STACK_ERROR_CODE;
    PARSER_STACK_OVERFLOW;
  }
  (*(int *) &(PCB).vs[(PCB).ssx]) = (PCB).input_code;
  (PCB).ss[(PCB).ssx] = (PCB).sn;
  (PCB).ssx++;
  (PCB).sn = (PCB).ag_ap;
  return 0;
}

static int near ag_action_9_proc(void) {
  if ((PCB).drt == -1) {
    (PCB).drt=(PCB).token_number;
    (PCB).dssx=(PCB).ssx;
    (PCB).dsn=(PCB).sn;
  }
  ag_prot();
  (PCB).ss[(PCB).ssx] = (PCB).sn;
  (PCB).ssx++;
  (PCB).sn = (PCB).ag_ap;
  return (PCB).exit_flag == AG_RUNNING_CODE;
}

static int near ag_action_2_r_proc(void) {
  (PCB).ssx++;
  (PCB).sn = (PCB).ag_ap;
  return 0;
}

static int near ag_action_7_proc(void) {
  --(PCB).ssx;
  (PCB).exit_flag = AG_SUCCESS_CODE;
  return 0;
}

static int near ag_action_1_proc(void) {
  (PCB).exit_flag = AG_SUCCESS_CODE;
  return 0;
}

static int near ag_action_1_r_proc(void) {
  (PCB).exit_flag = AG_SUCCESS_CODE;
  return 0;
}

static int near ag_action_1_s_proc(void) {
  (PCB).exit_flag = AG_SUCCESS_CODE;
  return 0;
}

static int near ag_action_4_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap] - 1;
  (PCB).reduction_token = (scr_token_type) ag_ptt[(PCB).ag_ap];
  (PCB).btsx = 0, (PCB).drt = -1;
  (*(int *) &(PCB).vs[(PCB).ssx]) = (PCB).input_code;
  if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd];
  else (PCB).ss[(PCB).ssx] = (PCB).sn;
  while ((PCB).exit_flag == AG_RUNNING_CODE) {
    unsigned ag_t1 = ag_sbe[(PCB).sn] + 1;
    unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1;
    do {
      unsigned ag_tx = (ag_t1 + ag_t2)/2;
      if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1;
      else ag_t2 = ag_tx;
    } while (ag_t1 < ag_t2);
    if (ag_tstt[ag_t1] != (PCB).reduction_token) {
      (PCB).exit_flag = AG_REDUCTION_ERROR_CODE; 
      REDUCTION_TOKEN_ERROR; break;}
      (PCB).ag_ap = ag_pstt[ag_t1];
    if ((ag_s_procs_scan[ag_astt[ag_t1]])() == 0) break;
  }
  return 0;
}

static int near ag_action_3_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap] - 1;
  (PCB).btsx = 0, (PCB).drt = -1;
  (*(int *) &(PCB).vs[(PCB).ssx]) = (PCB).input_code;
  if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd];
  else (PCB).ss[(PCB).ssx] = (PCB).sn;
  (PCB).reduction_token = (scr_token_type) ag_ptt[(PCB).ag_ap];
  ag_ra();
  while ((PCB).exit_flag == AG_RUNNING_CODE) {
    unsigned ag_t1 = ag_sbe[(PCB).sn] + 1;
    unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1;
    do {
      unsigned ag_tx = (ag_t1 + ag_t2)/2;
      if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1;
      else ag_t2 = ag_tx;
    } while (ag_t1 < ag_t2);
    if (ag_tstt[ag_t1] != (PCB).reduction_token) {
      (PCB).exit_flag = AG_REDUCTION_ERROR_CODE; 
      REDUCTION_TOKEN_ERROR; break;}
      (PCB).ag_ap = ag_pstt[ag_t1];
    if ((ag_s_procs_scan[ag_astt[ag_t1]])() == 0) break;
  }
  return 0;
}

static int near ag_action_8_proc(void) {
  ag_undo();
  (PCB).exit_flag = AG_SYNTAX_ERROR_CODE;
  SYNTAX_ERROR;
  
  return (PCB).exit_flag == AG_RUNNING_CODE;
}

static int near ag_action_5_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap];
  (PCB).btsx = 0, (PCB).drt = -1;
  if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd];
  else {
    (PCB).ss[(PCB).ssx] = (PCB).sn;
  }
  (PCB).reduction_token = (scr_token_type) ag_ptt[(PCB).ag_ap];
  ag_ra();
  while ((PCB).exit_flag == AG_RUNNING_CODE) {
    unsigned ag_t1 = ag_sbe[(PCB).sn] + 1;
    unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1;
    do {
      unsigned ag_tx = (ag_t1 + ag_t2)/2;
      if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1;
      else ag_t2 = ag_tx;
    } while (ag_t1 < ag_t2);
    if (ag_tstt[ag_t1] != (PCB).reduction_token) {
      (PCB).exit_flag = AG_REDUCTION_ERROR_CODE; 
      REDUCTION_TOKEN_ERROR; break;}
      (PCB).ag_ap = ag_pstt[ag_t1];
    if ((ag_r_procs_scan[ag_astt[ag_t1]])() == 0) break;
  }
  return (PCB).exit_flag == AG_RUNNING_CODE;
}

static int near ag_action_6_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap];
  (PCB).reduction_token = (scr_token_type) ag_ptt[(PCB).ag_ap];
  if ((PCB).drt == -1) {
    (PCB).drt=(PCB).token_number;
    (PCB).dssx=(PCB).ssx;
    (PCB).dsn=(PCB).sn;
  }
  if (ag_sd) {
    (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd];
  }
  else {
    ag_prot();
    (PCB).vs[(PCB).ssx] = ag_null_value;
    (PCB).ss[(PCB).ssx] = (PCB).sn;
  }
  while ((PCB).exit_flag == AG_RUNNING_CODE) {
    unsigned ag_t1 = ag_sbe[(PCB).sn] + 1;
    unsigned ag_t2 = ag_sbt[(PCB).sn+1] - 1;
    do {
      unsigned ag_tx = (ag_t1 + ag_t2)/2;
      if (ag_tstt[ag_tx] < (unsigned char)(PCB).reduction_token) ag_t1 = ag_tx + 1;
      else ag_t2 = ag_tx;
    } while (ag_t1 < ag_t2);
    if (ag_tstt[ag_t1] != (PCB).reduction_token) {
      (PCB).exit_flag = AG_REDUCTION_ERROR_CODE; 
      REDUCTION_TOKEN_ERROR; break;}
      (PCB).ag_ap = ag_pstt[ag_t1];
    if ((ag_r_procs_scan[ag_astt[ag_t1]])() == 0) break;
  }
  return (PCB).exit_flag == AG_RUNNING_CODE;
}


void init_scr(void) {
  unsigned ag_t1;
  ag_t1 = 0;
  (PCB).error_message = "Syntax Error";
  (PCB).ss[0] = (PCB).sn = (PCB).ssx = 0;
  (PCB).exit_flag = AG_RUNNING_CODE;
  (PCB).btsx = 0, (PCB).drt = -1;
  while (ag_tstt[ag_t1] == 0) {
    (PCB).ag_ap = ag_pstt[ag_t1];
    (ag_gt_procs_scan[ag_astt[ag_t1]])();
    ag_t1 = ag_sbt[(PCB).sn];
  }
}

void scr(void) {
  (PCB).token_number = (scr_token_type) AG_TCV((PCB).input_code);
  while (1) {
    unsigned ag_t1 = ag_sbt[(PCB).sn];
    unsigned ag_t2 = ag_sbe[(PCB).sn] - 1;
    do {
      unsigned ag_tx = (ag_t1 + ag_t2)/2;
      if (ag_tstt[ag_tx] > (unsigned char)(PCB).token_number)
        ag_t1 = ag_tx + 1;
      else ag_t2 = ag_tx;
    } while (ag_t1 < ag_t2);
    if (ag_tstt[ag_t1] != (unsigned char)(PCB).token_number)
      ag_t1 = ag_sbe[(PCB).sn];
    (PCB).ag_ap = ag_pstt[ag_t1];
    if ((ag_gt_procs_scan[ag_astt[ag_t1]])() == 0) break;
  }
}