Mercurial > ~dholland > hg > ag > index.cgi
diff tests/agcl/oldagsrc/good/cf.cpp @ 0:13d2b8934445
Import AnaGram (near-)release tree into Mercurial.
| author | David A. Holland |
|---|---|
| date | Sat, 22 Dec 2007 17:52:45 -0500 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tests/agcl/oldagsrc/good/cf.cpp Sat Dec 22 17:52:45 2007 -0500 @@ -0,0 +1,1894 @@ +/* + AnaGram Syntax Analyzer. + Copyright (c) Parsifal Software, 1993-1999. + All Rights Reserved. + + Configuration file module +*/ + +//#define INCLUDE_LOGGING + +#include "arrays.h" //ARRAYS +#include "assert.h" //ASSERT +#include "cint.h" +#include "config.h" +#include "data.h" //DATA +#include "error.h" +#include "log.hpp" +#include "myalloc.h" //MYALLOC +#include "pf.h" //PF +#include "tfile.h" //TFILE +#include <ctype.h> //CTYPE +#include <stdlib.h> //STDLIB +#include <string.h> //STRING + +#undef MODULE +#define MODULE 50 + +/* + * 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 CF_H +#include "cf.h" +#endif + +#ifndef CF_H +#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]) + + +#define CHANGE_REDUCTION(x) cf_change_reduction(cf_##x##_token) +int cf_change_reduction(cf_token_type); + + +int cf_value(void); + +#define TOKEN_NAMES cf_token_names +const char *const cf_token_names[104] = { + "config file", + "config file", + "equals", + "'='", + "", + "", + "minus", + "'-'", + "plus", + "'+'", + "tilde", + "'~'", + "", + "'('", + "", + "')'", + "blank", + "", + "", + "global parameter", + "end of line", + "", + "", + "", + "eof", + "name", + "data type", + "keyword string", + "number", + "abstract declarator", + "", + "direct abstract declarator", + "", + "", + "star", + "'*'", + "", + "letter", + "", + "blank char", + "c comment", + "continuation", + "comment", + "", + "carriage return", + "", + "newline", + "white", + "vertical space", + "\"//\"", + "", + "", + "", + "decimal number", + "", + "", + "octal number", + "'0'", + "", + "hex number", + "\"0x\"", + "\"0X\"", + "", + "simple number", + "", + "", + "keyword string head", + "string", + "double quote", + "", + "", + "", + "string char", + "simple string char", + "", + "\"\\\\a\"", + "\"\\\\b\"", + "\"\\\\f\"", + "\"\\\\n\"", + "\"\\\\r\"", + "\"\\\\t\"", + "\"\\\\v\"", + "\"\\\\\\\\\"", + "\"\\\\?\"", + "\"\\\\\\'\"", + "\"\\\\\\\"\"", + "", + "", + "backslash", + "", + "", + "", + "", + "\"\\\\x\"", + "any digit", + "nonoctal digit", + "", + "\"*/\"", + "\"/*\"", + "", + "", + "", + "", + "", + +}; + + +#line - "cf.syn" +#define PARSER_STACK_OVERFLOW assert(0) +#define REDUCTION_TOKEN_ERROR assert(0) +#define SYNTAX_ERROR cf_syn_error() +#define GET_CONTEXT CONTEXT.x = PCB.column, CONTEXT.y = PCB.line + +static void cf_error(const char *); + +class CfErrorHandler : public ConfigParam::ErrorHandler { + void badParam(const char *s){cf_error(s);} +} cfErrorHandler; + + + +static cf_pcb_type cfcb; +#define PCB cfcb + +extern unsigned char *input_base; + +static AgString config_file; + +void read_config(const AgString path) { + LOGSECTION("read_config"); + LOGV(path); + config_file = path.lastCut(PATH_DELIMITER).leftI().concat("AnaGram.cfg"); + text_file tf(config_file); + cfcb.pointer = input_base = (unsigned char *) tf; + if (input_base) cf(); + config_file = "AnaGram.cfg"; + tf = text_file(config_file); + cfcb.pointer = input_base = (unsigned char *) tf; + LOGS("Starting parse"); + if (input_base) cf(); +} + +static void cf_error(const char *msg) { + errorList.push(Error(config_file, msg, 1)); +} + +Error::Error(AgString f, AgString msg, int contextFlag) + : file(f), + line(contextFlag? ERROR_CONTEXT.y : PCB.line), + column(contextFlag? ERROR_CONTEXT.y :PCB.column), + key(warn), + message(msg) +{ + // Nothing here +} + + +static void cf_syn_error(void) { + reset_stk(); + cf_error(PCB.error_message); +} + + + int allow_macros = 1; + int auto_init = 1; + int auto_resynch = 0; + int backtrack = 1; + int bottom_margin = 3; + int bright_background = 1; + + int case_sensitive = 1; + AgString compile_command(""); + int const_data = 1; + AgString context_type; + AgString coverage_file_name("#.nrc"); + + int declare_pcb = 1; + int default_input_type; + int default_token_type; + int default_reductions = 1; + int diagnose_errors = 1; + int distinguish_lexemes = 0; + + AgString edit_command("ed #.syn"); + int enable_mouse = 1; + AgString enum_constant_name("$_%_token"); + int error_frame = 0; + int error_trace = 0; + int escape_backslashes = 0; + int event_driven = 0; + + int far_tables = 0; + + int grammar_token = 0; + AgString header_file_name("#.h"); + int input_values = 0; + int iso_latin_1 = 1; + + int line_length = 80; + int line_numbers = 0; + AgString line_numbers_path; + int lines_and_columns = 1; + + int main_program = 1; + int max_conflicts = 50; + //AgString mutex_type; + + int near_functions = 0; + int nest_comments = 0; + + int old_style = 0; + + int page_length = 66; + AgString parser_file_name("#.c"); + AgString parser_name("#"); + int parser_stack_alignment; + int parser_stack_size = 32; + int pointer_input = 0; + AgString pointer_type("unsigned char *"); + AgString print_file_name("LPT1"); + + int quick_reference = 0; + + int reduction_choices =0; + int reentrant_parser = 0; + int rule_coverage = 0; + + int tab_spacing = 8; + int test_file_binary = 0; + AgString test_file_mask("*.*"); + int test_range = 1; + int token_names = 0; + int top_margin = 3; + int traditional_engine = 0; + + int video_mode = -1; + + int trial_copy_code = 0; + +int error_token; +int eof_token = 0; + +#line - "cf.cpp" + +#ifndef CONVERT_CASE +#define CONVERT_CASE(c) (c) +#endif +#ifndef TAB_SPACING +#define TAB_SPACING 8 +#endif +int cf_value(void) { + int returnValue; + returnValue = (PCB).vs[(PCB).ssx]; + return returnValue; +} + +static void ag_rp_1(void) { +#line - "cf.syn" + ConfigParam::set(1, cfErrorHandler); +#line - "cf.cpp" +} + +static void ag_rp_2(void) { +#line - "cf.syn" + ConfigParam::set(0, cfErrorHandler); +#line - "cf.cpp" +} + +static void ag_rp_3(void) { +#line - "cf.syn" + ConfigParam::set(cfErrorHandler); +#line - "cf.cpp" +} + +static void ag_rp_4(void) { +#line - "cf.syn" + ConfigParam::set(cfErrorHandler); +#line - "cf.cpp" +} + +static void ag_rp_5(int n) { +#line - "cf.syn" + ConfigParam::set(cfErrorHandler); +#line - "cf.cpp" +} + +static void ag_rp_6(void) { +#line - "cf.syn" + concat_string(); +#line - "cf.cpp" +} + +static void ag_rp_7(void) { +#line - "cf.syn" + concat_string(); +#line - "cf.cpp" +} + +static int ag_rp_8(void) { +#line - "cf.syn" + return scs('('),0; +#line - "cf.cpp" +} + +static void ag_rp_9(void) { +#line - "cf.syn" + concat_string(), acs(')'); +#line - "cf.cpp" +} + +static void ag_rp_10(void) { +#line - "cf.syn" + concat_string(); +#line - "cf.cpp" +} + +static void ag_rp_11(void) { +#line - "cf.syn" + sss(" *"); +#line - "cf.cpp" +} + +static void ag_rp_12(void) { +#line - "cf.syn" + concat_string(); +#line - "cf.cpp" +} + +static void ag_rp_13(int a) { +#line - "cf.syn" + scs(a); +#line - "cf.cpp" +} + +static void ag_rp_14(int a) { +#line - "cf.syn" + acs(a); +#line - "cf.cpp" +} + +static void ag_rp_15(int a) { +#line - "cf.syn" + acs(' '), acs(a); +#line - "cf.cpp" +} + +static int ag_rp_16(int d) { +#line - "cf.syn" + return d - '0'; +#line - "cf.cpp" +} + +static int ag_rp_17(int n, int d) { +#line - "cf.syn" + return 10*n + d - '0'; +#line - "cf.cpp" +} + +static int ag_rp_18(void) { +#line - "cf.syn" + return 0; +#line - "cf.cpp" +} + +static int ag_rp_19(int n, int d) { +#line - "cf.syn" + return 8*n + d - '0'; +#line - "cf.cpp" +} + +static int ag_rp_20(void) { +#line - "cf.syn" + return 0; +#line - "cf.cpp" +} + +static int ag_rp_21(void) { +#line - "cf.syn" + return 0; +#line - "cf.cpp" +} + +static int ag_rp_22(int n, int d) { +#line - "cf.syn" + return 16*n + d - '0'; +#line - "cf.cpp" +} + +static int ag_rp_23(int n, int d) { +#line - "cf.syn" + return 16*n + (d&7) + 9; +#line - "cf.cpp" +} + +static int ag_rp_24(int s, int n) { +#line - "cf.syn" + return s*n; +#line - "cf.cpp" +} + +static int ag_rp_25(void) { +#line - "cf.syn" + return 1; +#line - "cf.cpp" +} + +static int ag_rp_26(void) { +#line - "cf.syn" + return -1; +#line - "cf.cpp" +} + +static void ag_rp_27(void) { +#line - "cf.syn" + ics(); +#line - "cf.cpp" +} + +static int ag_rp_28(void) { +#line - "cf.syn" + return '\a'; +#line - "cf.cpp" +} + +static int ag_rp_29(void) { +#line - "cf.syn" + return '\b'; +#line - "cf.cpp" +} + +static int ag_rp_30(void) { +#line - "cf.syn" + return '\f'; +#line - "cf.cpp" +} + +static int ag_rp_31(void) { +#line - "cf.syn" + return '\n'; +#line - "cf.cpp" +} + +static int ag_rp_32(void) { +#line - "cf.syn" + return '\r'; +#line - "cf.cpp" +} + +static int ag_rp_33(void) { +#line - "cf.syn" + return '\t'; +#line - "cf.cpp" +} + +static int ag_rp_34(void) { +#line - "cf.syn" + return '\v'; +#line - "cf.cpp" +} + +static int ag_rp_35(void) { +#line - "cf.syn" + return '\\'; +#line - "cf.cpp" +} + +static int ag_rp_36(void) { +#line - "cf.syn" + return '\?'; +#line - "cf.cpp" +} + +static int ag_rp_37(void) { +#line - "cf.syn" + return '\''; +#line - "cf.cpp" +} + +static int ag_rp_38(void) { +#line - "cf.syn" + return '"'; +#line - "cf.cpp" +} + +static int ag_rp_39(int n) { +#line - "cf.syn" + return n==0?cf_error("Null character in string"),0 : n; +#line - "cf.cpp" +} + +static int ag_rp_40(int n) { +#line - "cf.syn" + return n&7; +#line - "cf.cpp" +} + +static int ag_rp_41(int n, int d) { +#line - "cf.syn" + return n*8 + (d&7); +#line - "cf.cpp" +} + +static int ag_rp_42(int n, int d) { +#line - "cf.syn" + return n*8 + (d&7); +#line - "cf.cpp" +} + +static int ag_rp_43(int n) { +#line - "cf.syn" + return n==0?cf_error("Null character in string"),0 : n; +#line - "cf.cpp" +} + +static int ag_rp_44(int n) { +#line - "cf.syn" + return n; +#line - "cf.cpp" +} + +static void ag_rp_45(int c) { +#line - "cf.syn" + acs(c); +#line - "cf.cpp" +} + +static void ag_rp_46(int c) { +#line - "cf.syn" + acs(c); +#line - "cf.cpp" +} + +static void ag_rp_47(int c) { +#line - "cf.syn" + acs(c); +#line - "cf.cpp" +} + +static void ag_rp_48(int c) { +#line - "cf.syn" + acs(c); +#line - "cf.cpp" +} + +static void ag_rp_49(int c) { +#line - "cf.syn" + acs(c); +#line - "cf.cpp" +} + +static void ag_rp_50(int n) { +#line - "cf.syn" + acs(n); +#line - "cf.cpp" +} + +static void ag_rp_51(int n) { +#line - "cf.syn" + acs(n); +#line - "cf.cpp" +} + +static void ag_rp_52(int n) { +#line - "cf.syn" + acs(n); +#line - "cf.cpp" +} + +static void ag_rp_53(int n) { +#line - "cf.syn" + acs(n); +#line - "cf.cpp" +} + +static void ag_rp_54(void) { +#line - "cf.syn" +if (nest_comments) PCB.reduction_token = cf_c_comment_text_token; +#line - "cf.cpp" +} + + +#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, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 1, 2, 3, 4, 5, 0, 6, 0, 0, 7, 8, 9, 0, 10, 11, + 0, 12, 13, 14, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 16, 17, 18, 19, 20, 21, 22, + 23, 0, 0, 0, 24, 0, 0, 25, 26, 0, 0, 0, 0, 27, 0, 0, 28, 29, + 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 0, 0, 43, 44, 45, + 46, 47, 48, 49, 50, 51, 52, 53, 0, 0, 0, 54 +}; + +static const unsigned char ag_key_itt[] = { + 0 +}; + +static const unsigned short ag_key_pt[] = { +0 +}; + +static const unsigned char ag_key_ch[] = { + 0, 42, 47,255, 47,255, 42, 47,255, 47,255, 42, 47,255, 88,120,255, 47, + 48,255, 88,120,255, 48,255, 88,120,255, 47, 48,255, 34, 39, 63, 92, 97, + 98,102,110,114,116,118,120,255, 92,255 +}; + +static const unsigned char ag_key_act[] = { + 0,0,0,4,2,4,3,3,4,3,4,0,0,4,0,0,4,2,2,4,0,0,4,2,4,0,0,4,3,2,4,0,0,0,0, + 0,0,0,0,0,0,0,0,4,2,4 +}; + +static const unsigned char ag_key_parm[] = { + 0, 98, 49, 0, 0, 0, 97, 98, 0, 49, 0, 98, 49, 0, 61, 60, 0, 0, + 0, 0, 61, 60, 0, 0, 0, 61, 60, 0, 98, 0, 0, 85, 84, 83, 82, 75, + 76, 77, 78, 79, 80, 81, 93, 0, 0, 0 +}; + +static const unsigned char ag_key_jmp[] = { + 0, 0, 0, 0, 1, 0, 0, 2, 0, 4, 0, 0, 0, 0, 0, 0, 0, 11, + 14, 0, 0, 0, 0, 20, 0, 0, 0, 0, 6, 25, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 31, 0 +}; + +static const unsigned char ag_key_index[] = { + 4, 6, 4, 9, 0, 4, 4, 0, 0, 0, 9, 4, 0, 9, 0, 0, 0, 0, + 17, 4, 0, 17, 23, 0, 0, 4, 28, 17, 17, 23, 44, 9, 0, 28, 4, 4, + 4, 4, 0, 44, 44, 23, 44, 44, 44, 4, 4, 9, 0, 9, 44, 4, 0, 4 +}; + +static const unsigned char ag_key_ends[] = { +47,0, 42,0, 47,0, 42,0, +}; + +#define AG_TCV(x) ag_tcv[(x)] + +static const unsigned char ag_tcv[] = { + 24,103,103,103,103,103,103,103,103, 39, 46, 48, 48, 44,103,103,103,103, + 103,103,103,103,103,103,103,103, 24,103,103,103,103,103, 39,103, 68,103, + 103,103,103,103, 13, 15, 35, 9,103, 7,103,103, 57,101,101,101,101,101, + 101,101,102,102,103,103,103, 3,103,103,103, 62, 62, 62, 62, 62, 62,100, + 100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100, + 100,103, 88,103,103,100,103, 62, 62, 62, 62, 62, 62,100,100,100,100,100, + 100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,103,103,103, + 11,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103, + 103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103, + 103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103, + 103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103, + 103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103, + 103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103, + 103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103,103, + 103,103,103,103 +}; + +#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 + + +#ifndef INPUT_CODE +#define INPUT_CODE(T) (T) +#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; + +static void ag_get_key_word(int ag_k) { + int ag_save = (int) ((PCB).la_ptr - (PCB).pointer); + const unsigned char *ag_p; + int ag_ch; + while (1) { + switch (ag_key_act[ag_k]) { + case ag_cf_end_key: { + const unsigned char *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 + CONVERT_CASE(*(PCB).la_ptr)]) goto ag_fail; + (PCB).token_number = (cf_token_type) ag_key_pt[ag_k1 + 1]; + return; + } + } while (CONVERT_CASE(*(PCB).la_ptr++) == ag_ch); + goto ag_fail; + } + case ag_end_key: { + const unsigned char *sp = ag_key_ends + ag_key_jmp[ag_k]; + do { + if ((ag_ch = *sp++) == 0) { + (PCB).token_number = (cf_token_type) ag_key_parm[ag_k]; + return; + } + } while (CONVERT_CASE(*(PCB).la_ptr++) == ag_ch); + } + case ag_no_match_key: +ag_fail: + (PCB).la_ptr = (PCB).pointer + ag_save; + 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 + CONVERT_CASE(*(PCB).la_ptr)]) break; + ag_save = (int) ((PCB).la_ptr - (PCB).pointer); + (PCB).token_number = (cf_token_type) ag_key_pt[ag_k1+1]; + break; + } + case ag_set_key: + ag_save = (int) ((PCB).la_ptr - (PCB).pointer); + (PCB).token_number = (cf_token_type) ag_key_parm[ag_k]; + case ag_jmp_key: + ag_k = ag_key_jmp[ag_k]; + break; + case ag_accept_key: + (PCB).token_number = (cf_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 + CONVERT_CASE(*(PCB).la_ptr)]) + (PCB).la_ptr = (PCB).pointer + ag_save; + else (PCB).token_number = (cf_token_type) ag_key_pt[ag_k1+1]; + return; + } + } + ag_ch = CONVERT_CASE(*(PCB).la_ptr++); + ag_p = &ag_key_ch[ag_k]; + if (ag_ch <= 255) while (*ag_p < ag_ch) ag_p++; + if (ag_ch > 255 || *ag_p != ag_ch) { + (PCB).la_ptr = (PCB).pointer + ag_save; + return; + } + ag_k = (int) (ag_p - ag_key_ch); + } +} + + +#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 = (int) ((PCB).la_ptr - (PCB).pointer); + while (ag_k--) { + switch (*(PCB).pointer++) { + 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++; + } + } +} + + +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]; + (PCB).cs[ag_k] = (PCB).cs[(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).cs[(PCB).ssx] = (PCB).cs[ag_k]; + } + (PCB).token_number = (cf_token_type) (PCB).drt; + (PCB).ssx = (PCB).dssx; + (PCB).sn = (PCB).dsn; + (PCB).drt = -1; +} + + + +static const int ag_rtt[] = { + 40, 96, 0 +}; + +static const unsigned char ag_tstt[] = { +100,98,62,49,46,44,39,24,11,0,1,16,17,18,40,96, +103,102,101,100,98,97,88,68,62,57,48,46,44,39,35,15,13,11,9,7,3,0,40,96, +98,39,0,16,40,96, +100,62,49,46,44,24,11,0,10,19,20,21,22,23,25,36,42,45, +103,102,101,100,88,68,62,57,48,46,44,39,35,15,13,11,9,7,3,0,51,52, +100,98,62,49,46,44,39,0,4,5,16,17,40,41,42,43,45,96, +102,101,100,98,62,57,49,46,44,39,35,24,15,13,3,0,16,17,18,40,96, +46,0, +46,44,0,45, +100,62,0,25,36, +3,0,2, +100,98,62,49,48,46,44,39,24,11,0,16,40,42,45,47,96, +100,62,11,0,10,19,25,36, +49,46,44,24,0,20,42,45, +24,0, +103,102,101,100,88,68,62,57,48,39,35,15,13,11,9,7,3,0, +46,0, +46,44,0,43,45, +102,101,100,98,68,62,61,60,57,49,46,44,39,35,13,9,7,0,16,40,41,42,43,45,96, +102,101,100,98,62,57,39,0,16,40,96, +46,0, +102,101,100,98,68,62,61,60,57,49,46,44,39,9,7,0,4,5,16,17,40,41,42,43,45,96, +102,101,100,68,62,61,60,57,9,7,0,6,8,25,26,27,28,36,64,65,66, +46,44,0,45, +46,0, +100,98,62,49,48,46,44,39,24,11,0,16,40,42,45,47,96, +98,39,0,16,17,40,96, +102,101,98,61,60,57,49,46,44,39,0,4,5,16,17,40,41,42,43,45,96, +102,101,98,61,60,57,49,46,44,39,0,4,5,16,17,40,41,42,43,45,96, +102,101,61,60,57,0,53,56,59,63, +103,102,101,100,93,88,85,84,83,82,81,80,79,78,77,76,75,62,57,48,39,35,15,13, + 11,9,7,3,0,67,69,70,71,72,74,86,87,89,90,91,92, +35,13,0,12,29,30,31,32,33,34, +46,0, +98,39,0,16,40,96, +102,101,62,57,0, +101,57,0, +102,101,57,0, +98,49,46,44,39,24,0,16,17,18,40,96, +101,57,0, +101,57,0, +101,57,0, +61,60,0,59, +102,62,0, +102,101,62,57,0, +103,100,93,88,85,84,83,82,81,80,79,78,77,76,75,68,48,39,35,15,13,11,9,7,3,0, + 72,74,86,87,89,90,91,92, +98,49,46,44,39,35,13,0,4,5,16,17,40,41,42,43,45,96, +100,98,62,49,46,44,39,35,24,15,13,0,16,17,18,40,96, +100,62,0,25,36, +35,13,0,12,29,30,31,32,33,34, +35,13,0,12,31,32,33,34, +102,101,62,57,0, +98,49,46,44,39,24,0,16,17,18,40,96, +15,0,14, +98,49,46,44,39,24,15,0,16,17,18,40,96, + +}; + + +static unsigned const char ag_astt[595] = { + 8,1,8,8,8,8,1,5,8,7,0,1,1,1,1,1,3,3,3,3,1,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3, + 7,2,1,1,9,5,3,3,1,2,2,1,8,1,8,1,7,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,5, + 5,1,1,1,1,1,1,1,1,7,1,3,5,1,5,1,8,1,1,7,3,3,1,1,1,3,1,3,1,1,10,10,10,1,10, + 10,5,5,5,1,5,5,5,5,5,7,1,1,3,1,1,3,7,8,1,7,1,2,2,7,2,1,1,4,1,5,1,5,1,9,8,1, + 9,5,5,7,3,3,1,1,3,1,2,2,1,5,1,3,1,1,1,8,1,5,7,1,1,1,3,7,9,9,9,9,9,9,9,9,9, + 9,9,9,9,9,9,9,9,5,1,7,8,1,7,3,1,5,5,5,1,5,5,5,5,5,1,8,1,9,5,5,5,5,7,3,3,3, + 1,3,1,1,2,2,2,1,2,2,9,5,3,3,1,3,7,5,5,5,1,5,5,5,5,5,1,8,1,1,5,5,7,3,3,1,1, + 1,3,1,3,1,1,5,5,2,2,2,5,5,5,1,1,7,2,2,1,2,2,2,1,1,2,1,8,1,7,1,3,7,5,1,5,1, + 9,8,1,9,5,5,7,3,3,1,1,3,1,1,1,5,1,1,1,1,5,5,1,5,5,5,1,8,1,1,7,3,3,1,1,1,3, + 1,3,1,1,5,5,1,5,5,5,1,8,1,1,7,3,3,1,1,1,3,1,3,1,1,2,2,2,2,2,7,1,1,1,1,2,2, + 2,2,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,7,1,1,1,1,2,2,2,1,1,2, + 2,2,1,1,5,2,2,1,2,1,1,1,3,7,1,9,5,3,3,1,10,10,10,10,5,10,10,5,10,10,10,5,1, + 5,5,5,1,5,7,1,1,2,1,1,2,2,7,2,2,5,2,2,5,2,2,7,1,2,2,5,10,10,10,10,5,2,2,1, + 1,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,7,2,2,2,1,1,2,2,2,1,1,8,1,1,5, + 5,7,3,3,1,1,1,3,1,3,1,1,5,1,5,5,5,5,1,5,5,5,5,7,1,1,2,1,1,2,2,5,2,1,1,1,7, + 2,1,1,1,1,1,1,1,1,5,2,2,1,2,1,10,10,10,10,4,1,5,5,5,1,5,7,1,1,3,1,1,1,7,2, + 1,5,5,5,1,5,5,7,1,1,3,1,1 +}; + + +static const unsigned char ag_pstt[] = { +3,1,3,3,3,3,2,10,3,0,0,2,2,3,2,1, +118,118,118,118,1,116,118,118,118,118,118,118,118,118,118,118,118,118,118, + 118,118,1,119,1, +1,9,11,9,9,1, +38,38,4,7,7,14,5,3,9,13,11,13,12,14,10,6,8,7, +15,15,15,15,15,15,15,15,15,62,62,15,15,15,15,15,15,15,15,4,15,64, +1,1,1,4,16,16,18,5,6,6,18,18,18,6,17,6,16,1, +39,39,39,1,39,39,10,10,10,19,10,10,10,10,10,6,19,19,41,19,1, +57,7, +20,20,8,20, +38,38,9,22,6, +21,21,22, +16,1,16,4,59,24,24,58,16,16,11,58,58,23,24,58,1, +38,38,5,19,9,14,10,6, +4,7,7,18,13,25,8,7, +20,14, +61,61,61,61,61,61,61,61,61,61,61,61,61,61,61,61,61,63, +26,16, +16,16,17,47,16, +44,44,44,1,44,44,44,44,44,4,16,16,9,44,44,44,44,18,9,9,45,17,45,16,1, +40,40,40,1,40,40,9,11,9,9,1, +56,20, +1,1,1,1,1,1,1,1,1,4,16,16,18,1,1,21,3,3,18,18,18,3,17,3,16,1, +77,77,38,85,38,77,77,77,27,28,22,80,79,31,23,24,25,6,29,79,30, +32,32,23,32, +54,24, +15,1,15,4,59,24,24,58,15,15,25,58,58,23,24,58,1, +1,33,51,33,33,33,1, +1,1,1,1,1,1,4,16,16,18,27,5,5,18,18,18,5,17,5,16,1, +1,1,1,1,1,1,4,16,16,18,28,4,4,18,18,18,4,17,4,16,1, +65,65,70,69,67,29,36,35,34,37, +107,108,108,107,41,38,98,97,96,95,94,93,92,91,90,89,88,108,108,107,107,107, + 107,107,107,107,107,107,30,44,43,42,44,107,107,99,40,39,112,105,114, +46,45,26,31,27,49,27,48,49,47, +55,32, +1,9,52,9,9,1, +71,71,72,71,75, +68,68,74, +66,66,66,73, +1,10,10,10,2,10,37,2,2,76,2,1, +100,100,38, +102,102,104, +101,101,103, +70,69,41,50, +111,111,83, +110,110,110,110,82, +109,109,41,38,98,97,96,95,94,93,92,91,90,89,88,51,109,109,109,109,109,109, + 109,109,109,44,109,109,99,40,39,113,105,115, +1,4,16,16,18,1,1,45,7,7,18,18,18,7,17,7,16,1, +10,1,10,10,10,10,2,10,10,10,10,46,2,2,35,2,1, +38,38,33,34,6, +46,45,48,31,52,49,52,48,49,47, +46,45,28,31,30,48,37,47, +71,71,72,71,106, +1,10,10,10,2,10,51,2,2,81,2,1, +53,52,32, +1,10,10,10,2,10,10,53,2,2,12,2,1, + +}; + + +static const unsigned short ag_sbt[] = { + 0, 16, 40, 46, 64, 86, 104, 125, 127, 131, 136, 139, 156, 164, + 172, 174, 192, 194, 199, 224, 235, 237, 263, 284, 288, 290, 307, 314, + 335, 356, 366, 407, 417, 419, 425, 430, 433, 437, 449, 452, 455, 458, + 462, 465, 470, 504, 522, 539, 544, 554, 562, 567, 579, 582, 595 +}; + + +static const unsigned short ag_sbe[] = { + 9, 37, 42, 53, 83, 93, 119, 126, 129, 133, 137, 149, 159, 168, + 173, 191, 193, 196, 216, 231, 236, 252, 273, 286, 289, 300, 309, 324, + 345, 361, 394, 409, 418, 421, 429, 432, 436, 443, 451, 454, 457, 460, + 464, 469, 495, 511, 533, 541, 546, 556, 566, 573, 580, 589, 595 +}; + + +static const unsigned char ag_fl[] = { + 1,0,1,2,2,2,2,2,1,2,0,1,2,1,2,2,1,0,1,1,3,1,2,3,3,3,1,2,1,1,2,1,3,1,2, + 2,1,2,1,2,3,2,1,1,1,2,1,2,1,0,1,2,3,1,2,3,3,2,2,2,1,2,0,1,2,1,2,1,2,1, + 1,2,2,1,1,1,3,0,1,1,1,4,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,2,2,1,1, + 1,2,1,1,2,2,2,1,2,1,2,2,1,2,2 +}; + +static const unsigned char ag_ptt[] = { + 0, 5, 5, 2, 6, 8, 10, 12, 17, 17, 18, 18, 14, 21, 21, 22, 22, 23, + 23, 23, 1, 19, 19, 19, 19, 19, 26, 26, 29, 29, 29, 32, 31, 33, 33, 34, + 30, 30, 36, 36, 36, 25, 16, 16, 4, 4, 4, 41, 41, 45, 45, 43, 43, 47, + 47, 47, 20, 20, 20, 20, 51, 51, 52, 52, 42, 53, 53, 56, 56, 59, 59, 59, + 59, 63, 63, 63, 28, 65, 65, 64, 64, 27, 67, 67, 67, 66, 72, 72, 74, 74, + 74, 74, 74, 74, 74, 74, 74, 74, 74, 74, 87, 89, 86, 91, 91, 90, 92, 69, + 69, 69, 69, 69, 70, 70, 71, 71, 40, 96, 96, 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 cf_change_reduction(cf_token_type ag_k) { + if (!ag_valid(ag_k)) return 0; + (PCB).reduction_token = ag_k; + return 1; +} + +static void ag_default(const int *ag_tp) { + (PCB).ag_dsn = (PCB).sn; + (PCB).ag_dtl = ag_tp; + while (!ag_valid((cf_token_type) *ag_tp)) ag_tp++; + (PCB).reduction_token = (cf_token_type) *ag_tp; +} + + + +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(); break; + case 4: ag_rp_4(); break; + case 5: ag_rp_5(VS(2)); break; + case 6: ag_rp_6(); break; + case 7: ag_rp_7(); break; + case 8: VS(0) = ag_rp_8(); break; + case 9: ag_rp_9(); break; + case 10: ag_rp_10(); break; + case 11: ag_rp_11(); break; + case 12: ag_rp_12(); break; + case 13: ag_rp_13(VS(0)); break; + case 14: ag_rp_14(VS(1)); break; + case 15: ag_rp_15(VS(2)); break; + case 16: VS(0) = ag_rp_16(VS(0)); break; + case 17: VS(0) = ag_rp_17(VS(0), VS(1)); break; + case 18: VS(0) = ag_rp_18(); break; + case 19: VS(0) = ag_rp_19(VS(0), VS(1)); break; + case 20: VS(0) = ag_rp_20(); break; + case 21: VS(0) = ag_rp_21(); break; + case 22: VS(0) = ag_rp_22(VS(0), VS(1)); break; + case 23: VS(0) = ag_rp_23(VS(0), VS(1)); break; + case 24: VS(0) = ag_rp_24(VS(0), VS(1)); break; + case 25: VS(0) = ag_rp_25(); break; + case 26: VS(0) = ag_rp_26(); break; + case 27: ag_rp_27(); break; + case 28: VS(0) = ag_rp_28(); break; + case 29: VS(0) = ag_rp_29(); break; + case 30: VS(0) = ag_rp_30(); break; + case 31: VS(0) = ag_rp_31(); break; + case 32: VS(0) = ag_rp_32(); break; + case 33: VS(0) = ag_rp_33(); break; + case 34: VS(0) = ag_rp_34(); break; + case 35: VS(0) = ag_rp_35(); break; + case 36: VS(0) = ag_rp_36(); break; + case 37: VS(0) = ag_rp_37(); break; + case 38: VS(0) = ag_rp_38(); break; + case 39: VS(0) = ag_rp_39(VS(0)); break; + case 40: VS(0) = ag_rp_40(VS(1)); break; + case 41: VS(0) = ag_rp_41(VS(0), VS(1)); break; + case 42: VS(0) = ag_rp_42(VS(0), VS(1)); break; + case 43: VS(0) = ag_rp_43(VS(0)); break; + case 44: VS(0) = ag_rp_44(VS(1)); break; + case 45: ag_rp_45(VS(0)); break; + case 46: ag_rp_46(VS(0)); break; + case 47: ag_rp_47(VS(1)); break; + case 48: ag_rp_48(VS(1)); break; + case 49: ag_rp_49(VS(1)); break; + case 50: ag_rp_50(VS(0)); break; + case 51: ag_rp_51(VS(1)); break; + case 52: ag_rp_52(VS(0)); break; + case 53: ag_rp_53(VS(1)); break; + case 54: ag_default(&ag_rtt[0]); ag_rp_54(); break; + } + (PCB).la_ptr = (PCB).pointer; +} + + +static const unsigned char ag_ctn[] = { + 0,0, 40,1, 0,0, 0,0, 42,1, 10,1, 25,1, 20,1, 20,1, 19,1, 19,1, 20,1, + 22,1, 22,1, 0,0, 0,0, 0,0, 41,1, 0,0, 0,0, 20,2, 2,1, 19,2, 47,1, + 47,1, 20,1, 0,0, 8,1, 6,1, 28,1, 27,1, 26,1, 47,2, 0,0, 59,1, 56,1, + 53,1, 28,2, 72,1, 72,1, 72,1, 0,0, 67,1, 67,1, 67,1, 31,1, 34,1, 0,0, + 31,1, 29,1, 59,1, 27,3, 31,2, 0,0 +}; + +#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(INPUT_CODE((*(PCB).pointer))) && INPUT_CODE((*(PCB).pointer)) != '\\') { + char buf[20]; + sprintf(buf, "\'%c\'", (char) INPUT_CODE((*(PCB).pointer))); + sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, buf); + } + else sprintf((PCB).ag_msg, UNEXPECTED_FORMAT, UNNAMED_TOKEN); + (PCB).error_message = (PCB).ag_msg; + + +{ + int ag_sx, ag_t; + + ag_sx = (PCB).ssx; + (PCB).ss[ag_sx] = (PCB).sn; + do { + while (ag_sx && ag_ctn[2*(ag_snd = (PCB).ss[ag_sx])] == 0) ag_sx--; + if (ag_sx) { + ag_t = ag_ctn[2*ag_snd]; + ag_sx -= ag_ctn[2*ag_snd +1]; + ag_snd = (PCB).ss[ag_sx]; + } + else { + ag_snd = 0; + ag_t = ag_ptt[0]; + } + } while (ag_sx && *TOKEN_NAMES[ag_t]==0); + if (*TOKEN_NAMES[ag_t] == 0) ag_t = 0; + (PCB).error_frame_ssx = ag_sx; + (PCB).error_frame_token = (cf_token_type) ag_t; +} + + +} +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_rns(int ag_t, int *ag_sx, int ag_snd) { + while (1) { + int ag_act, ag_k = ag_sbt[ag_snd], ag_lim = ag_sbt[ag_snd+1]; + int ag_p; + + while (ag_k < ag_lim && ag_tstt[ag_k] != ag_t) ag_k++; + if (ag_k == ag_lim) break; + ag_act = ag_astt[ag_k]; + ag_p = ag_pstt[ag_k]; + if (ag_act == ag_action_2) return ag_p; + if (ag_act == ag_action_10 || ag_act == ag_action_11) { + (*ag_sx)--; + return ag_snd; + } + if (ag_act != ag_action_3 && + ag_act != ag_action_4) break; + *ag_sx -= (ag_fl[ag_p] - 1); + ag_snd = (PCB).ss[*ag_sx]; + ag_t = ag_ptt[ag_p]; + } + return 0; +} + +static int ag_jns(int ag_t) { + int ag_k; + + ag_k = ag_sbt[(PCB).sn]; + while (ag_tstt[ag_k] != ag_t && ag_tstt[ag_k]) ag_k++; + while (1) { + int ag_p = ag_pstt[ag_k]; + int ag_sd; + + switch (ag_astt[ag_k]) { + case ag_action_2: + GET_CONTEXT; + (PCB).ss[(PCB).ssx] = (PCB).sn; + return ag_p; + case ag_action_10: + case ag_action_11: + return (PCB).ss[(PCB).ssx--]; + case ag_action_9: + GET_CONTEXT; + (PCB).ss[(PCB).ssx] = (PCB).sn; + (PCB).ssx++; + (PCB).sn = ag_p; + ag_k = ag_sbt[(PCB).sn]; + while (ag_tstt[ag_k] != ag_t && ag_tstt[ag_k]) ag_k++; + continue; + case ag_action_3: + case ag_action_4: + ag_sd = ag_fl[ag_p] - 1; + if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; + else GET_CONTEXT; + (PCB).ss[(PCB).ssx] = (PCB).sn; + ag_t = ag_ptt[ag_p]; + ag_k = ag_sbt[(PCB).sn+1]; + while (ag_tstt[--ag_k] != ag_t); + continue; + case ag_action_5: + case ag_action_6: + if (ag_fl[ag_p]) break; + (PCB).sn = ag_rns(ag_ptt[ag_p],&(PCB).ssx, (PCB).sn); + (PCB).ss[++(PCB).ssx] = (PCB).sn; + ag_k = ag_sbt[(PCB).sn]; + while (ag_tstt[ag_k] != ag_t && ag_tstt[ag_k]) ag_k++; + continue; + } + break; + } + return 0; +} + + +static int ag_atx(int ag_t, int *ag_sx, int ag_snd) { + int ag_k, ag_f; + int ag_save_btsx = (PCB).btsx; + int ag_flag = 1; + + while (1) { + int ag_a; + + (PCB).bts[128 - ++(PCB).btsx] = *ag_sx; + (PCB).ss[128 - (PCB).btsx] = (PCB).ss[*ag_sx]; + (PCB).ss[*ag_sx] = ag_snd; + ag_k = ag_sbt[ag_snd]; + while (ag_tstt[ag_k] != ag_t && ag_tstt[ag_k]) ag_k++; + ag_a = ag_astt[ag_k]; + if (ag_a == ag_action_2 || + ag_a == ag_action_3 || + ag_a == ag_action_10 || + ag_a == ag_action_11 || + ag_a == ag_action_1 || + ag_a == ag_action_4) break; + if ((ag_a == ag_action_5 || + ag_a == ag_action_6) && + (ag_k = ag_fl[ag_f = ag_pstt[ag_k]]) == 0) { + ag_snd = ag_rns(ag_ptt[ag_f],ag_sx, (PCB).ss[*ag_sx]); + (*ag_sx)++; + continue; + } + if (ag_a == ag_action_9) { + ag_snd = ag_pstt[ag_k]; + (*ag_sx)++; + continue; + } + ag_flag = 0; + break; + } + while ((PCB).btsx > ag_save_btsx) { + *ag_sx = (PCB).bts[128 - (PCB).btsx]; + (PCB).ss[*ag_sx] = (PCB).ss[128 - (PCB).btsx--]; + } + return ag_flag; +} + + +static int ag_tst_tkn(void) { + int ag_rk, ag_sx, ag_snd = (PCB).sn; + + (PCB).token_number = (cf_token_type) AG_TCV(INPUT_CODE(*(PCB).la_ptr)); + (PCB).la_ptr++; + if (ag_key_index[(PCB).sn]) { + unsigned ag_k = ag_key_index[(PCB).sn]; + int ag_ch = CONVERT_CASE(INPUT_CODE(*(PCB).pointer)); + 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); + } + } + for (ag_rk = 0; ag_rk < (PCB).ag_lrss; ag_rk += 2) { + ag_sx = (PCB).ag_rss[ag_rk]; + if (ag_sx > (PCB).ssx || ag_sx > (PCB).ag_min_depth) continue; + (PCB).sn = (PCB).ag_rss[ag_rk + 1]; + if (ag_atx((PCB).token_number, &ag_sx, (PCB).sn)) break; + } + (PCB).sn = ag_snd; + return ag_rk; +} + +static void ag_set_error_procs(void); + +static void ag_auto_resynch(void) { + int ag_sx, ag_rk; + int ag_rk1, ag_rk2, ag_tk1; + (PCB).ss[(PCB).ssx] = (PCB).sn; + if ((PCB).ag_error_depth && (PCB).ag_min_depth >= (PCB).ag_error_depth) { + (PCB).ssx = (PCB).ag_error_depth; + (PCB).sn = (PCB).ss[(PCB).ssx]; + } + else { + ag_diagnose(); + SYNTAX_ERROR; + if ((PCB).exit_flag != AG_RUNNING_CODE) return; + (PCB).ag_error_depth = (PCB).ag_min_depth = 0; + (PCB).ag_lrss = 0; + (PCB).ss[ag_sx = (PCB).ssx] = (PCB).sn; + (PCB).ag_min_depth = (PCB).ag_rss[(PCB).ag_lrss++] = ag_sx; + (PCB).ag_rss[(PCB).ag_lrss++] = (PCB).sn; + while (ag_sx && (PCB).ag_lrss < 2*128) { + int ag_t = 0, ag_x, ag_s, ag_sxs = ag_sx; + + while (ag_sx && (ag_t = ag_ctn[2*(PCB).sn]) == 0) (PCB).sn = (PCB).ss[--ag_sx]; + if (ag_t) (PCB).sn = (PCB).ss[ag_sx -= ag_ctn[2*(PCB).sn +1]]; + else { + if (ag_sx == 0) (PCB).sn = 0; + ag_t = ag_ptt[0]; + } + if ((ag_s = ag_rns(ag_t, &ag_sx, (PCB).sn)) == 0) break; + for (ag_x = 0; ag_x < (PCB).ag_lrss; ag_x += 2) + if ((PCB).ag_rss[ag_x] == ag_sx + 1 && (PCB).ag_rss[ag_x+1] == ag_s) break; + if (ag_x == (PCB).ag_lrss) { + (PCB).ag_rss[(PCB).ag_lrss++] = ++ag_sx; + (PCB).ag_rss[(PCB).ag_lrss++] = (PCB).sn = ag_s; + } + else if (ag_sx >= ag_sxs) ag_sx--; + } + ag_set_error_procs(); + } + (PCB).la_ptr = (PCB).pointer; + if ((PCB).ssx > (PCB).ag_min_depth) (PCB).ag_min_depth = (PCB).ssx; + while (1) { + ag_rk1 = ag_tst_tkn(); + if ((PCB).token_number == 24) + {(PCB).exit_flag = AG_SYNTAX_ERROR_CODE; return;} + if (ag_rk1 < (PCB).ag_lrss) break; + {(PCB).la_ptr = (PCB).pointer + 1; ag_track();} + } + ag_tk1 = (PCB).token_number; + ag_track(); + ag_rk2 = ag_tst_tkn(); + if (ag_rk2 < ag_rk1) {ag_rk = ag_rk2; ag_track();} + else {ag_rk = ag_rk1; (PCB).token_number = (cf_token_type) ag_tk1; (PCB).la_ptr = (PCB).pointer;} + (PCB).ag_min_depth = (PCB).ssx = (PCB).ag_rss[ag_rk++]; + (PCB).sn = (PCB).ss[(PCB).ssx] = (PCB).ag_rss[ag_rk]; + (PCB).sn = ag_jns((PCB).token_number); + if ((PCB).ag_error_depth == 0 || (PCB).ag_error_depth > (PCB).ssx) + (PCB).ag_error_depth = (PCB).ssx; + if (++(PCB).ssx >= 128) { + (PCB).exit_flag = AG_STACK_ERROR_CODE; + PARSER_STACK_OVERFLOW; + return; + } + GET_CONTEXT; + (PCB).ss[(PCB).ssx] = (PCB).sn; + (PCB).ag_tmp_depth = (PCB).ag_min_depth; + (PCB).la_ptr = (PCB).pointer; + return; +} + + +static int ag_action_10_proc(void) { + int ag_t = (PCB).token_number; + (PCB).btsx = 0, (PCB).drt = -1; + do { + ag_track(); + (PCB).token_number = (cf_token_type) AG_TCV(INPUT_CODE(*(PCB).la_ptr)); + (PCB).la_ptr++; + if (ag_key_index[(PCB).sn]) { + unsigned ag_k = ag_key_index[(PCB).sn]; + int ag_ch = CONVERT_CASE(INPUT_CODE(*(PCB).pointer)); + 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 == (cf_token_type) ag_t); + (PCB).la_ptr = (PCB).pointer; + 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).pointer; + (PCB).ssx--; + ag_track(); + ag_ra(); + if ((PCB).exit_flag != AG_RUNNING_CODE) return 0; + (PCB).ssx++; + (PCB).token_number = (cf_token_type) AG_TCV(INPUT_CODE(*(PCB).la_ptr)); + (PCB).la_ptr++; + if (ag_key_index[(PCB).sn]) { + unsigned ag_k = ag_key_index[(PCB).sn]; + int ag_ch = CONVERT_CASE(INPUT_CODE(*(PCB).pointer)); + 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 == (cf_token_type) ag_t); + (PCB).la_ptr = (PCB).pointer; + 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 = (cf_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 = (cf_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 = (cf_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).pointer; + GET_CONTEXT; + (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; + GET_CONTEXT; + (PCB).ss[(PCB).ssx] = (PCB).sn; + (PCB).ssx++; + (PCB).sn = (PCB).ag_ap; + (PCB).la_ptr = (PCB).pointer; + 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).la_ptr = (PCB).pointer; + (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 = (cf_token_type) ag_ptt[(PCB).ag_ap]; + (PCB).btsx = 0, (PCB).drt = -1; + (PCB).vs[(PCB).ssx] = *(PCB).pointer; + if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; + else GET_CONTEXT; + (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); + 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 ((*(PCB).s_procs[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).pointer; + if (ag_sd) (PCB).sn = (PCB).ss[(PCB).ssx -= ag_sd]; + else GET_CONTEXT; + (PCB).ss[(PCB).ssx] = (PCB).sn; + ag_track(); + (PCB).reduction_token = (cf_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 ((*(PCB).s_procs[ag_astt[ag_t1]])() == 0) break; + } + return 0; +} + +static int ag_action_8_proc(void) { + ag_undo(); + (PCB).la_ptr = (PCB).pointer; + ag_auto_resynch(); + 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 { + GET_CONTEXT; + (PCB).ss[(PCB).ssx] = (PCB).sn; + } + (PCB).la_ptr = (PCB).pointer; + (PCB).reduction_token = (cf_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 ((*(PCB).r_procs[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 = (cf_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; + GET_CONTEXT; + (PCB).ss[(PCB).ssx] = (PCB).sn; + } + (PCB).la_ptr = (PCB).pointer; + 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 ((*(PCB).r_procs[ag_astt[ag_t1]])() == 0) break; + } + return (PCB).exit_flag == AG_RUNNING_CODE; +} + + +static void ag_check_depth(int ag_fl) { + int ag_sx = (PCB).ssx - ag_fl; + if ((PCB).ag_error_depth && ag_sx < (PCB).ag_tmp_depth) (PCB).ag_tmp_depth = ag_sx; +} + +static int ag_action_3_er_proc(void) { + ag_check_depth(ag_fl[(PCB).ag_ap] - 1); + return ag_action_4_r_proc(); +} + +static int ag_action_2_e_proc(void) { + ag_action_2_proc(); + (PCB).ag_min_depth = (PCB).ag_tmp_depth; + return 0; +} + +static int ag_action_4_e_proc(void) { + ag_check_depth(ag_fl[(PCB).ag_ap] - 1); + (PCB).ag_min_depth = (PCB).ag_tmp_depth; + return ag_action_4_proc(); +} + +static int ag_action_6_e_proc(void) { + ag_check_depth(ag_fl[(PCB).ag_ap]); + return ag_action_6_proc(); +} + +static int ag_action_11_e_proc(void) { + return ag_action_10_proc(); +} + +static int (*ag_r_procs_error[])(void) = { + ag_action_1_r_proc, + ag_action_2_r_proc, + ag_action_3_er_proc, + ag_action_3_er_proc +}; + +static int (*ag_s_procs_error[])(void) = { + ag_action_1_s_proc, + ag_action_2_r_proc, + ag_action_3_er_proc, + ag_action_3_er_proc +}; + +static int (*ag_gt_procs_error[])(void) = { + ag_action_1_proc, + ag_action_2_e_proc, + ag_action_4_e_proc, + ag_action_4_e_proc, + ag_action_6_e_proc, + ag_action_6_e_proc, + ag_action_7_proc, + ag_action_8_proc, + ag_action_9_proc, + ag_action_10_proc, + ag_action_11_e_proc, + ag_action_8_proc +}; + +static void ag_set_error_procs(void) { + (PCB).gt_procs = ag_gt_procs_error; + (PCB).r_procs = ag_r_procs_error; + (PCB).s_procs = ag_s_procs_error; +} + + +void init_cf(void) { + (PCB).la_ptr = (PCB).pointer; + (PCB).gt_procs = ag_gt_procs_scan; + (PCB).r_procs = ag_r_procs_scan; + (PCB).s_procs = ag_s_procs_scan; + (PCB).ag_error_depth = (PCB).ag_min_depth = (PCB).ag_tmp_depth = 0; + (PCB).ag_resynch_active = 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 cf(void) { + init_cf(); + (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; + (PCB).token_number = (cf_token_type) AG_TCV(INPUT_CODE(*(PCB).la_ptr)); + (PCB).la_ptr++; + if (ag_key_index[(PCB).sn]) { + unsigned ag_k = ag_key_index[(PCB).sn]; + int ag_ch = CONVERT_CASE(INPUT_CODE(*(PCB).pointer)); + 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]; + (*(PCB).gt_procs[ag_astt[ag_t1]])(); + } +} + +