view cgbigen/cgbigen.c @ 24:a4899cdfc2d6 default tip

Obfuscate the regexps to strip off the IBM compiler's copyright banners. I don't want bots scanning github to think they're real copyright notices because that could cause real problems.
author David A. Holland
date Mon, 13 Jun 2022 00:40:23 -0400
parents 5581ef01f993
children
line wrap: on
line source

/*
 * AnaGram, a System for Syntax Directed Programming
 * Copyright 1993 Parsifal Software. All Rights Reserved.
 * Copyright 2006 David A. Holland. All Rights Reserved.
 * See the file COPYING for license and usage terms.
 *
 * cgbigen.syn - Syntax for CG source file (cg46.cgs)
 *               Generates cg46.h.
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <assert.h>

/*
 * AnaGram, A System for Syntax Directed Programming
 * File generated by: Version 2.40-current, built Jun 12 2022
 *
 * 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 CGBIGEN_H_1655092739
#include "cgbigen.h"
#endif

#ifndef CGBIGEN_H_1655092739
#error Mismatched header file
#endif

#include <ctype.h>
#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])



cgbigen_pcb_type cgbigen_pcb;
#define PCB cgbigen_pcb

#line 22 "cgbigen.syn"
static FILE *infile, *outfile;
#define GET_INPUT  ((PCB).input_code = getc(infile))

#define TEMPFILE ".cgstemp"

//////////////////////////////

#define STRBUFSIZE 32768
static char strbuf[STRBUFSIZE];
static size_t strbufpos = 0;

static void addstr(int ch) {
  if (strbufpos >= sizeof(strbuf)) {
    fprintf(stderr, "compile-cgs: string buffer overflow; make it larger\n");
    exit(1);
  }
  strbuf[strbufpos++] = ch;
}

static const char *getstr(void) {
  addstr(0);
  strbufpos = 0;
  return strbuf;
}

//////////////////////////////

/* remove a character from strbuf[] */
static void strsnip(size_t pos) {
  assert(pos < strbufpos);
  strbufpos--;
  memmove(strbuf+pos, strbuf+pos+1, strbufpos);
}

/* munge newlines in strbuf[]. for exact regression test compliance. */
static void fudgenewlines(void) {
  while (strbufpos > 0 && strbuf[0] == '\n') {
    strsnip(0);
  }
  while (strbufpos > 1 && 
	 strbuf[strbufpos-1] == '\n' && 
	 strbuf[strbufpos-2] == '\n') {
    strbufpos--;
  }
}

//////////////////////////////

static void emitstring(const char *s) {
  size_t i, len;
  unsigned pos = 0;

  len = strlen(s);
  if (len==0) {
    fprintf(outfile, "  \"\"\n");
    return;
  }

  for (i=0; i<len; i++) {
    if (pos==0) {
      fprintf(outfile, "  \"");
    }
    switch (s[i]) {
      case '\r': if (pos==0) pos++; continue;
      case '\n': fputs("\\n", outfile); pos+=3; break;
      case '?': fputs("\\077", outfile); pos+=4; break;
      case '"': fputs("\\\"", outfile); pos+=4; break;
      case '\\': fputs("\\\\", outfile); pos+=4; break;
      default:
        if (s[i]>=32 && s[i]<127) {
	  fputc(s[i], outfile);
	  pos++;
        }
        else {
          fprintf(outfile, "\\%03o", (unsigned)(unsigned char)s[i]);
          pos+=4;
        }
	break;
    }
    if (pos>=72) {
      fprintf(outfile, "\"\n");
      pos = 0;
    }
  }
  if (pos>0) {
    fprintf(outfile, "\"\n");
  }
}

//////////////////////////////

static unsigned bodynum = 0, titlenum = 0;
static int havetitle = 0;

static void emitbody(const char *s) {
  unsigned num;

  num = bodynum;
  bodynum = titlenum;
  havetitle = 0;

  fprintf(outfile, "static const char cgbody_%u[] =\n", num);
  emitstring(s);
  fprintf(outfile, ";\n");
}

static void emittitle(const char *s) {
  unsigned num;

  num = titlenum++;
  if (havetitle) {
    fprintf(outfile, "#define cgbody_%u cgbody_%u\n", num, bodynum);
  }
  else {
    havetitle = 1;
  }

  fprintf(outfile, "static const char cgtitle_%u[] =\n", num);
  emitstring(s);
  fprintf(outfile, ";\n");
}

static void emittable(void) {
  unsigned i;

  assert(bodynum == titlenum);

  fprintf(outfile, "struct cgentry {\n");
  fprintf(outfile, "  const char *name;\n");
  fprintf(outfile, "  const char *data;\n");
  fprintf(outfile, "};\n\n");

  fprintf(outfile, "static const unsigned cgtablenum = %u;\n", bodynum);
  fprintf(outfile, "static struct cgentry cgtable[%u] = {\n", bodynum);
  for (i=0; i<bodynum; i++) {
    fprintf(outfile, "  { cgtitle_%u, cgbody_%u },\n", i, i);
  }
  fprintf(outfile, "};\n\n");
}

//////////////////////////////

static void compile(const char *inpath, const char *outpath) {
  infile = fopen(inpath, "rt");
  if (!infile) {
    fprintf(stderr, "compile-cgs: %s: %s\n", inpath, strerror(errno));
    exit(1);
  }

  outfile = fopen(TEMPFILE, "wt");
  if (!outfile) {
    fprintf(stderr, "compile-cgs: %s: %s\n", TEMPFILE, strerror(errno));
    exit(1);
  }

  fprintf(outfile, "/* Automatically generated; do not edit */\n\n");

  cgbigen();
  if (PCB.exit_flag != AG_SUCCESS_CODE) {
    exit(1);
  }

  emittable();

  fclose(outfile);
  fclose(infile);

  rename(TEMPFILE, outpath);
}

int main(int argc, char *argv[]) {
  if (argc != 3) {
    fprintf(stderr, "Usage: compile-cgs input-file output-file\n");
    exit(1);
  }

  compile(argv[1], argv[2]);
  return 0;
}

#line 243 "cgbigen.c"

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

#define ag_rp_1() (fudgenewlines(), emitbody(getstr()))

#define ag_rp_2() (emittitle(getstr()))

#define ag_rp_3(c) (addstr(c))

#define ag_rp_4(c) (addstr(c))

#define ag_rp_5(c) (addstr(' '), addstr(c))

#define ag_rp_6() (addstr('\n'))

#define ag_rp_7() (addstr('\n'))

#define ag_rp_8(c) (addstr(c))

#define ag_rp_9(c) (addstr(c))


#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 int const ag_null_value NULL_VALUE_INITIALIZER;

static const unsigned char ag_rpx[] = {
    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  1,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  0,  0,  2,  3,  4,  5,  6,  7,  8,  9
};

static const unsigned char ag_key_itt[] = {
 0
};

static const unsigned short ag_key_pt[] = {
0
};

static const unsigned char ag_key_ch[] = {
    0, 47,255, 35,255
};

static const unsigned char ag_key_act[] = {
  0,3,4,3,4
};

static const unsigned char ag_key_parm[] = {
    0, 27,  0, 11,  0
};

static const unsigned char ag_key_jmp[] = {
    0,  0,  0,  2,  0
};

static const unsigned char ag_key_index[] = {
    0,  1,  0,  0,  0,  0,  1,  1,  3,  0,  1,  1,  0,  0,  0,  3,  3,  1,
    0,  0,  0,  0,  0
};

static const unsigned char ag_key_ends[] = {
47,0, 35,0, 
};
#define AG_TCV(x) (((int)(x) >= -1 && (int)(x) <= 255) ? ag_tcv[(x) + 1] : 0)

static const unsigned char ag_tcv[] = {
    6, 23, 23, 23, 23, 23, 23, 23, 23, 23, 18, 32, 23, 23, 30, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 18, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 17, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 26, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
   23, 23, 23, 23, 23
};

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

#ifndef FIRST_LINE
#define FIRST_LINE 1
#endif

#ifndef FIRST_COLUMN
#define FIRST_COLUMN 1
#endif

#ifndef PARSER_STACK_OVERFLOW
#define PARSER_STACK_OVERFLOW {fprintf(stderr, \
   "\nParser stack overflow, line %d, column %d\n",\
   (PCB).line, (PCB).column);}
#endif

#ifndef REDUCTION_TOKEN_ERROR
#define REDUCTION_TOKEN_ERROR {fprintf(stderr, \
    "\nReduction token error, line %d, column %d\n", \
    (PCB).line, (PCB).column);}
#endif


typedef enum
  {ag_accept_key, ag_set_key, ag_jmp_key, ag_end_key, ag_no_match_key,
   ag_cf_accept_key, ag_cf_set_key, ag_cf_end_key} key_words;

#ifndef GET_INPUT
#define GET_INPUT ((PCB).input_code = getchar())
#endif


static int ag_look_ahead(void) {
  if ((PCB).rx < (PCB).fx) {
    return CONVERT_CASE((PCB).lab[(PCB).rx++]);
  }
  GET_INPUT;
  (PCB).fx++;
  return CONVERT_CASE((PCB).lab[(PCB).rx++] = (PCB).input_code);
}

static void ag_get_key_word(int ag_k) {
  int save_index = (PCB).rx;
  const  unsigned char *sp;
  int ag_ch;
  while (1) {
    switch (ag_key_act[ag_k]) {
    case ag_cf_end_key:
      sp = ag_key_ends + ag_key_jmp[ag_k];
      do {
        if ((ag_ch = *sp++) == 0) {
          int ag_k1 = ag_key_parm[ag_k];
          int ag_k2 = ag_key_pt[ag_k1];
          if (ag_key_itt[ag_k2 + ag_look_ahead()]) goto ag_fail;
          (PCB).rx--;
          (PCB).token_number = (cgbigen_token_type) ag_key_pt[ag_k1 + 1];
          return;
        }
      } while (ag_look_ahead() == ag_ch);
      goto ag_fail;
    case ag_end_key:
      sp = ag_key_ends + ag_key_jmp[ag_k];
      do {
        if ((ag_ch = *sp++) == 0) {
          (PCB).token_number = (cgbigen_token_type) ag_key_parm[ag_k];
          return;
        }
      } while (ag_look_ahead() == ag_ch);
      /* FALLTHROUGH */
    case ag_no_match_key:
ag_fail:
      (PCB).rx = save_index;
      return;
    case ag_cf_set_key: {
      int ag_k1 = ag_key_parm[ag_k];
      int ag_k2 = ag_key_pt[ag_k1];
      ag_k = ag_key_jmp[ag_k];
      if (ag_key_itt[ag_k2 + (ag_ch = ag_look_ahead())]) break;
      save_index = --(PCB).rx;
      (PCB).token_number = (cgbigen_token_type) ag_key_pt[ag_k1+1];
      break;
    }
    case ag_set_key:
      save_index = (PCB).rx;
      (PCB).token_number = (cgbigen_token_type) ag_key_parm[ag_k];
      /* FALLTHROUGH */
    case ag_jmp_key:
      ag_k = ag_key_jmp[ag_k];
      ag_ch = ag_look_ahead();
      break;
    case ag_accept_key:
      (PCB).token_number =  (cgbigen_token_type) ag_key_parm[ag_k];
      return;
    case ag_cf_accept_key: {
      int ag_k1 = ag_key_parm[ag_k];
      int ag_k2 = ag_key_pt[ag_k1];
      if (ag_key_itt[ag_k2 + ag_look_ahead()]) (PCB).rx = save_index;
      else {
        (PCB).rx--;
        (PCB).token_number =  (cgbigen_token_type) ag_key_pt[ag_k1+1];
      }
      return;
    }
    default:
      /* not reachable; here to suppress compiler warnings */
      goto ag_fail;
    }
    if (ag_ch <= 255) while (ag_key_ch[ag_k] < ag_ch) ag_k++;
    if (ag_ch > 255 || ag_key_ch[ag_k] != ag_ch) {
      (PCB).rx = save_index;
      return;
    }
  }
}


#ifndef AG_NEWLINE
#define AG_NEWLINE 10
#endif

#ifndef AG_RETURN
#define AG_RETURN 13
#endif

#ifndef AG_FORMFEED
#define AG_FORMFEED 12
#endif

#ifndef AG_TABCHAR
#define AG_TABCHAR 9
#endif

static void ag_track(void) {
  int ag_k = 0;
  while (ag_k < (PCB).rx) {
    int ag_ch = (PCB).lab[ag_k++];
    switch (ag_ch) {
    case AG_NEWLINE:
      (PCB).column = 1, (PCB).line++;
    case AG_RETURN:
    case AG_FORMFEED:
      break;
    case AG_TABCHAR:
      (PCB).column += (TAB_SPACING) - ((PCB).column - 1) % (TAB_SPACING);
      break;
    default:
      (PCB).column++;
    }
  }
  ag_k = 0;
  while ((PCB).rx < (PCB).fx) (PCB).lab[ag_k++] = (PCB).lab[(PCB).rx++];
  (PCB).fx = ag_k;
  (PCB).rx = 0;
}


static void 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 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 = (cgbigen_token_type) (PCB).drt;
  (PCB).ssx = (PCB).dssx;
  (PCB).sn = (PCB).dsn;
  (PCB).drt = -1;
}


static const unsigned char ag_tstt[] = {
32,30,23,18,0,1,2,3,19,20,33,34,
18,0,
32,30,0,15,31,
32,30,23,18,6,0,19,20,33,
23,0,4,5,7,12,16,22,
32,0,
32,30,27,26,23,18,17,0,19,20,
32,30,27,26,17,0,13,14,28,
32,30,26,23,18,17,11,0,8,9,10,15,24,31,
23,6,0,4,7,12,16,22,
23,18,0,
32,30,27,26,23,18,0,19,20,
26,23,18,17,0,29,
32,30,0,15,31,
32,30,26,23,18,17,0,15,31,
32,30,26,23,18,17,11,0,8,15,24,31,
11,0,
32,30,27,26,23,0,13,14,21,28,
26,23,18,17,0,
32,30,23,18,6,0,2,3,19,20,33,34,
32,30,0,15,31,
23,0,16,22,
23,18,0,19,20,

};


static unsigned const char ag_astt[166] = {
  8,8,8,1,7,0,1,1,1,1,1,1,9,5,8,1,7,3,1,8,8,5,1,5,7,1,1,3,2,7,1,1,1,1,1,1,3,
  7,5,5,5,5,10,1,5,7,1,2,8,8,1,1,1,7,1,1,1,8,1,2,2,2,2,8,7,1,1,1,2,1,1,2,3,7,
  3,1,1,1,1,2,9,5,8,8,8,8,5,1,7,1,1,1,1,1,1,7,1,8,1,7,3,1,8,1,10,10,10,10,7,
  2,1,8,1,2,2,2,2,5,7,3,2,1,1,1,7,8,8,1,1,8,7,1,1,1,1,9,9,9,9,5,8,8,5,1,5,7,
  2,2,1,1,1,1,8,1,7,1,1,2,7,3,1,5,1,7,1,3
};


static const unsigned char ag_pstt[] = {
2,2,4,1,0,0,4,4,1,2,3,3,
16,18,
5,5,2,41,5,
2,2,40,1,40,3,1,2,39,
23,4,9,9,8,7,7,6,
37,5,
17,17,17,17,24,10,17,6,10,22,
13,13,12,12,11,7,13,13,12,
5,5,28,28,28,28,16,8,15,15,16,26,14,5,
23,5,9,4,8,7,7,6,
25,16,18,
17,17,17,17,17,1,11,1,17,
18,18,18,18,12,18,
5,5,13,13,5,
5,5,29,29,29,29,14,27,5,
5,5,28,28,28,28,9,15,7,26,14,5,
19,16,
20,20,12,12,21,17,20,20,21,12,
33,33,33,33,34,
2,2,1,1,1,19,10,10,1,2,3,3,
5,5,20,22,5,
23,21,21,6,
17,1,22,1,20,

};


static const unsigned char ag_sbt[] = {
     0,  12,  14,  19,  28,  36,  38,  48,  57,  71,  79,  82,  91,  97,
   102, 111, 123, 125, 135, 140, 152, 157, 161, 166
};


static const unsigned char ag_sbe[] = {
     4,  13,  16,  24,  29,  37,  45,  53,  64,  73,  81,  88,  95,  99,
   108, 118, 124, 130, 139, 145, 154, 158, 163, 166
};


static const unsigned char ag_fl[] = {
  1,0,1,1,2,3,1,2,0,1,4,0,1,3,1,1,2,0,1,0,3,5,2,1,2,3,1,2,1,2,1,1,1,2,2,
  0,1,2,1,2,1,2
};

static const unsigned char ag_ptt[] = {
    0,  3,  3,  5,  5,  1,  9,  9, 10, 10,  4, 14, 14,  7, 12, 19, 19, 20,
   20, 21, 21, 12, 16, 22, 22, 22,  8,  8, 24, 24, 28, 28, 29, 29, 13, 31,
   31, 15, 34, 34,  2, 33
};


static void ag_ra(void)
{
  switch(ag_rpx[(PCB).ag_ap]) {
    case 1: ag_rp_1(); break;
    case 2: ag_rp_2(); break;
    case 3: ag_rp_3(VS(0)); break;
    case 4: ag_rp_4(VS(1)); break;
    case 5: ag_rp_5(VS(2)); break;
    case 6: ag_rp_6(); break;
    case 7: ag_rp_7(); break;
    case 8: ag_rp_8(VS(0)); break;
    case 9: ag_rp_9(VS(1)); break;
  }
}

#define TOKEN_NAMES cgbigen_token_names
const char *const cgbigen_token_names[35] = {
  "file",
  "file",
  "blank lines",
  "",
  "block",
  "",
  "eof",
  "title line",
  "body line",
  "",
  "",
  "\"##\"",
  "titles",
  "comment",
  "",
  "newline",
  "title",
  "','",
  "blank",
  "",
  "",
  "",
  "name",
  "namechar",
  "text",
  "textchar",
  "';'",
  "\"//\"",
  "",
  "",
  "cr",
  "",
  "nl",
  "blank line",
  "",

};

#ifndef MISSING_FORMAT
#define MISSING_FORMAT "Missing %s"
#endif
#ifndef UNEXPECTED_FORMAT
#define UNEXPECTED_FORMAT "Unexpected %s"
#endif
#ifndef UNNAMED_TOKEN
#define UNNAMED_TOKEN "input"
#endif


static void ag_diagnose(void) {
  int ag_snd = (PCB).sn;
  int ag_k = ag_sbt[ag_snd];

  if (*TOKEN_NAMES[ag_tstt[ag_k]] && ag_astt[ag_k + 1] == ag_action_8) {
    sprintf((PCB).ag_msg, MISSING_FORMAT, TOKEN_NAMES[ag_tstt[ag_k]]);
  }
  else if (ag_astt[ag_sbe[(PCB).sn]] == ag_action_8
          && (ag_k = (int) ag_sbe[(PCB).sn] + 1) == (int) ag_sbt[(PCB).sn+1] - 1
          && *TOKEN_NAMES[ag_tstt[ag_k]]) {
    sprintf((PCB).ag_msg, MISSING_FORMAT, TOKEN_NAMES[ag_tstt[ag_k]]);
  }
  else if ((PCB).token_number && *TOKEN_NAMES[(PCB).token_number]) {
    sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, TOKEN_NAMES[(PCB).token_number]);
  }
  else if (isprint((*(PCB).lab)) && (*(PCB).lab) != '\\') {
    char buf[20];
    sprintf(buf, "\'%c\'", (char) (*(PCB).lab));
    sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, buf);
  }
  else sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, UNNAMED_TOKEN);
  (PCB).error_message = (PCB).ag_msg;


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


static int (*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 (*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 (*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 ag_action_10_proc(void) {
  int ag_t = (PCB).token_number;
  (PCB).btsx = 0, (PCB).drt = -1;
  do {
    ag_track();
    if ((PCB).rx < (PCB).fx) {
      (PCB).input_code = (PCB).lab[(PCB).rx++];
      (PCB).token_number = (cgbigen_token_type) AG_TCV((PCB).input_code);}
    else {
      GET_INPUT;
      (PCB).lab[(PCB).fx++] = (PCB).input_code;
      (PCB).token_number = (cgbigen_token_type) AG_TCV((PCB).input_code);
      (PCB).rx++;
    }
    if (ag_key_index[(PCB).sn]) {
      unsigned ag_k = ag_key_index[(PCB).sn];
      int ag_ch = CONVERT_CASE((PCB).input_code);
      if (ag_ch < 255) {
        while (ag_key_ch[ag_k] < ag_ch) ag_k++;
        if (ag_key_ch[ag_k] == ag_ch) ag_get_key_word(ag_k);
      }
    }
  } while ((PCB).token_number == (cgbigen_token_type) ag_t);
  (PCB).rx = 0;
  return 1;
}

static int ag_action_11_proc(void) {
  int ag_t = (PCB).token_number;

  (PCB).btsx = 0, (PCB).drt = -1;
  do {
    (PCB).vs[(PCB).ssx] = *(PCB).lab;
    (PCB).ssx--;
    ag_track();
    ag_ra();
    if ((PCB).exit_flag != AG_RUNNING_CODE) return 0;
    (PCB).ssx++;
    if ((PCB).rx < (PCB).fx) {
      (PCB).input_code = (PCB).lab[(PCB).rx++];
      (PCB).token_number = (cgbigen_token_type) AG_TCV((PCB).input_code);}
    else {
      GET_INPUT;
      (PCB).lab[(PCB).fx++] = (PCB).input_code;
      (PCB).token_number = (cgbigen_token_type) AG_TCV((PCB).input_code);
      (PCB).rx++;
    }
    if (ag_key_index[(PCB).sn]) {
      unsigned ag_k = ag_key_index[(PCB).sn];
      int ag_ch = CONVERT_CASE((PCB).input_code);
      if (ag_ch < 255) {
        while (ag_key_ch[ag_k] < ag_ch) ag_k++;
        if (ag_key_ch[ag_k] == ag_ch) ag_get_key_word(ag_k);
      }
    }
  }
  while ((PCB).token_number == (cgbigen_token_type) ag_t);
  (PCB).rx = 0;
  return 1;
}

static int 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 = (cgbigen_token_type) ag_ptt[(PCB).ag_ap];
  ag_ra();
  return (PCB).exit_flag == AG_RUNNING_CODE;
}

static int 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 = (cgbigen_token_type) ag_ptt[(PCB).ag_ap];
  ag_ra();
  return (PCB).exit_flag == AG_RUNNING_CODE;
}

static int 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 = (cgbigen_token_type) ag_ptt[(PCB).ag_ap];
  return 1;
}

static int 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;
  }
  (PCB).vs[(PCB).ssx] = *(PCB).lab;
  (PCB).ss[(PCB).ssx] = (PCB).sn;
  (PCB).ssx++;
  (PCB).sn = (PCB).ag_ap;
  ag_track();
  return 0;
}

static int 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).vs[(PCB).ssx] = ag_null_value;
  (PCB).ss[(PCB).ssx] = (PCB).sn;
  (PCB).ssx++;
  (PCB).sn = (PCB).ag_ap;
  (PCB).rx = 0;
  return (PCB).exit_flag == AG_RUNNING_CODE;
}

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

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

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

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

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

static int ag_action_4_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap] - 1;
  (PCB).reduction_token = (cgbigen_token_type) ag_ptt[(PCB).ag_ap];
  (PCB).btsx = 0, (PCB).drt = -1;
  (PCB).vs[(PCB).ssx] = *(PCB).lab;
  if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd];
  else (PCB).ss[(PCB).ssx] = (PCB).sn;
  ag_track();
  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);
    (PCB).ag_ap = ag_pstt[ag_t1];
    if ((ag_s_procs_scan[ag_astt[ag_t1]])() == 0) break;
  }
  return 0;
}

static int ag_action_3_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap] - 1;
  (PCB).btsx = 0, (PCB).drt = -1;
  (PCB).vs[(PCB).ssx] = *(PCB).lab;
  if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd];
  else (PCB).ss[(PCB).ssx] = (PCB).sn;
  ag_track();
  (PCB).reduction_token = (cgbigen_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);
    (PCB).ag_ap = ag_pstt[ag_t1];
    if ((ag_s_procs_scan[ag_astt[ag_t1]])() == 0) break;
  }
  return 0;
}

static int ag_action_8_proc(void) {
  ag_undo();
  (PCB).rx = 0;
  (PCB).exit_flag = AG_SYNTAX_ERROR_CODE;
  ag_diagnose();
  SYNTAX_ERROR;
  {(PCB).rx = 1; ag_track();}
  return (PCB).exit_flag == AG_RUNNING_CODE;
}

static int 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).rx = 0;
  (PCB).reduction_token = (cgbigen_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);
    (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 ag_action_6_proc(void) {
  int ag_sd = ag_fl[(PCB).ag_ap];
  (PCB).reduction_token = (cgbigen_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;
  }
  (PCB).rx = 0;
  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);
    (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_cgbigen(void) {
  (PCB).rx = (PCB).fx = 0;
  (PCB).ss[0] = (PCB).sn = (PCB).ssx = 0;
  (PCB).exit_flag = AG_RUNNING_CODE;
  (PCB).line = FIRST_LINE;
  (PCB).column = FIRST_COLUMN;
  (PCB).btsx = 0, (PCB).drt = -1;
}

void cgbigen(void) {
  init_cgbigen();
  (PCB).exit_flag = AG_RUNNING_CODE;
  while ((PCB).exit_flag == AG_RUNNING_CODE) {
    unsigned ag_t1 = ag_sbt[(PCB).sn];
    if (ag_tstt[ag_t1]) {
      unsigned ag_t2 = ag_sbe[(PCB).sn] - 1;
      if ((PCB).rx < (PCB).fx) {
        (PCB).input_code = (PCB).lab[(PCB).rx++];
        (PCB).token_number = (cgbigen_token_type) AG_TCV((PCB).input_code);}
      else {
        GET_INPUT;
        (PCB).lab[(PCB).fx++] = (PCB).input_code;
        (PCB).token_number = (cgbigen_token_type) AG_TCV((PCB).input_code);
        (PCB).rx++;
      }
      if (ag_key_index[(PCB).sn]) {
        unsigned ag_k = ag_key_index[(PCB).sn];
        int ag_ch = CONVERT_CASE((PCB).input_code);
        if (ag_ch < 255) {
          while (ag_key_ch[ag_k] < ag_ch) ag_k++;
          if (ag_key_ch[ag_k] == ag_ch) ag_get_key_word(ag_k);
        }
      }
      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];
    (ag_gt_procs_scan[ag_astt[ag_t1]])();
  }
}