Mercurial > ~dholland > hg > ag > index.cgi
view tests/agcl/examples/good/fc4.c @ 21:1c9dac05d040
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 |
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/* * 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 FC4_H #include "fc4.h" #endif #ifndef FC4_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]) fc4_pcb_type fc4_pcb; #define PCB fc4_pcb #ifndef CONVERT_CASE #define CONVERT_CASE(c) (c) #endif #ifndef TAB_SPACING #define TAB_SPACING 8 #endif static void ag_rp_1(double c) { /* Line -, fc4.syn */ /* P2 */ double f = 9*c/5 + 32; printf("%.6g\370F = %.6g\370C = %.6g\370K\n",f,c,c+273.16); } static void ag_rp_2(double f) { /* Line -, fc4.syn */ /* P3 */ double c = 5*(f-32)/9; printf("%.6g\370F = %.6g\370C = %.6g\370K\n",f,c,c+273.16); } static void ag_rp_3(double k) { /* Line -, fc4.syn */ /* P3a */ double c = k - 273.16; double f = 9*c/5 + 32; printf("%.6g\370F = %.6g\370C = %.6g\370K\n", f, c, k); } #define ag_rp_4(n) (-n) #define ag_rp_5(n) (n) #define ag_rp_6(i, f) (i+f) #define ag_rp_7(f) (f) #define ag_rp_8(d) (d-'0') #define ag_rp_9(n, d) (10*n+d-'0') #define ag_rp_10(d) ((d-'0')/10.) #define ag_rp_11(d, f) ((d-'0' + f)/10.) #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 fc4_vs_type const ag_null_value NULL_VALUE_INITIALIZER; static const unsigned char ag_rpx[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 0, 4, 0, 0, 5, 0, 0, 0, 6, 7, 8, 9, 10, 11 }; 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, 42,255, 47,255, 47,255 }; static const unsigned char ag_key_act[] = { 0,0,0,4,2,4,3,4,3,4,3,4 }; static const unsigned char ag_key_parm[] = { 0, 25, 30, 0, 0, 0, 29, 0, 30, 0, 25, 0 }; static const unsigned char ag_key_jmp[] = { 0, 0, 0, 0, 1, 0, 0, 0, 2, 0, 4, 0 }; static const unsigned char ag_key_index[] = { 4, 6, 4, 4, 4, 8, 6, 6, 6, 4, 10, 10, 0, 10, 0, 10, 10, 0, 0, 8, 0, 0, 8, 8, 8, 8, 0, 6, 4, 0, 10, 10, 10, 10, 10, 0, 0, 0, 0, 4, 8, 4, 8, 4, 8, 0, 0, 4, 8, 8, 10, 10, 8, 8, 8, 0, 0, 0, 4, 8, 0 }; static const unsigned char ag_key_ends[] = { 47,0, 47,0, 42,0, }; #define AG_TCV(x) (((int)(x) >= -1 && (int)(x) <= 255) ? ag_tcv[(x) + 1] : 0) static const unsigned char ag_tcv[] = { 10, 36, 36, 36, 36, 36, 36, 36, 36, 36, 24, 35, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 24, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 45, 36, 44, 20, 36, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 36, 36, 36, 36, 36, 36, 36, 36, 36, 40, 36, 36, 41, 36, 36, 36, 36, 42, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 40, 36, 36, 41, 36, 36, 36, 36, 42, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36 }; #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 = (fc4_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 = (fc4_token_type) ag_key_parm[ag_k]; return; } } while (ag_look_ahead() == ag_ch); 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 = (fc4_token_type) ag_key_pt[ag_k1+1]; break; } case ag_set_key: save_index = (PCB).rx; (PCB).token_number = (fc4_token_type) ag_key_parm[ag_k]; case ag_jmp_key: ag_k = ag_key_jmp[ag_k]; ag_ch = ag_look_ahead(); break; case ag_accept_key: (PCB).token_number = (fc4_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 = (fc4_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 = (fc4_token_type) (PCB).drt; (PCB).ssx = (PCB).dssx; (PCB).sn = (PCB).dsn; (PCB).drt = -1; } static const unsigned char ag_tstt[] = { 45,44,35,30,25,24,23,20,10,0,1,37,38, 45,44,42,41,40,36,35,29,24,23,20,0,27,28, 45,44,42,41,40,35,30,25,24,23,20,10,0, 45,44,42,41,40,35,30,25,24,23,20,10,0, 45,44,42,41,40,35,30,25,24,23,20,10,0,1, 45,44,35,30,23,20,15,10,0,2,4,5,6,7,8,9,11,16,17,18,19,43, 45,44,42,41,40,36,35,29,24,23,20,0, 45,44,42,41,40,36,35,29,24,23,20,0, 29,0, 45,44,42,41,40,35,30,25,24,23,20,10,0, 42,41,40,25,24,23,20,0, 25,24,23,20,0,1,37,38, 23,0,22, 42,41,40,25,24,23,20,0,21, 23,20,0, 25,24,23,20,0,1,37,38, 42,41,40,25,24,0,1,37,38, 23,20,0,2,19,43, 23,20,0,2,19,43, 35,30,0, 42,0,14, 41,40,0,12,13, 35,30,0, 35,30,0,3,34,39, 45,44,35,30,23,20,10,0, 45,44,35,30,23,20,15,10,0,2,5,6,7,11,16,17,18,19,43, 10,0, 45,44,42,41,40,36,35,29,24,23,20,0, 45,44,42,41,40,35,30,25,24,23,20,10,0, 23,20,0, 42,41,40,25,24,23,0,22, 42,41,40,25,24,0, 42,41,40,25,24,23,20,0, 42,41,40,25,24,23,0,22, 42,41,40,25,24,0, 23,20,0, 42,41,40,0, 41,40,0, 41,40,0, 35,30,25,24,0,1,37,38, 35,30,0, 35,30,25,24,0,1,37,38, 35,30,0, 35,30,25,24,0,1,37,38, 35,30,0, 45,44,42,41,40,36,35,24,23,20,0,32,33, 35,0, 45,44,35,30,25,24,23,20,10,0,1,37,38, 45,44,35,30,23,20,10,0, 45,44,35,30,23,20,10,0, 42,41,40,25,24,0, 42,41,40,25,24,0, 35,30,0, 35,30,0, 35,30,0, 45,44,42,41,40,36,35,24,23,20,0, 45,44,42,41,40,36,35,24,23,20,0, 35,0, 45,44,35,30,25,24,23,20,10,0, 45,44,35,30,23,20,10,0, 45,44,42,41,40,36,35,24,23,20,0, }; static unsigned const char ag_astt[465] = { 5,5,5,5,1,1,5,5,5,7,1,1,1,1,1,1,1,1,1,1,5,1,1,1,7,1,1,5,5,5,5,5,5,5,5,5,5, 5,5,7,5,5,5,5,5,5,5,5,5,5,5,5,7,5,5,5,5,5,5,5,1,1,5,5,5,7,1,1,1,5,5,1,1,1, 5,7,1,0,1,1,1,1,1,1,1,1,1,1,1,5,5,5,5,5,5,5,5,5,5,5,7,1,1,1,1,1,1,1,5,1,1, 1,7,1,7,5,5,5,5,5,5,5,5,5,5,5,5,7,4,4,4,4,4,4,4,7,1,1,5,5,7,1,1,1,1,7,1,5, 5,5,5,5,1,1,7,1,5,5,7,1,1,5,5,7,1,1,1,5,5,5,1,1,7,1,1,1,1,1,7,1,1,1,1,1,7, 1,1,1,5,5,7,1,7,1,1,1,7,1,1,5,5,7,5,1,7,1,1,1,5,5,5,5,5,5,5,7,1,1,5,5,1,1, 1,5,7,1,1,1,1,1,1,1,1,1,1,3,7,5,5,5,5,5,5,5,5,5,5,5,7,5,5,5,5,5,5,5,5,5,5, 5,5,7,5,5,7,4,4,4,4,4,1,7,1,4,4,4,4,4,7,4,4,4,4,4,4,4,7,5,5,5,5,5,1,7,1,5, 5,5,5,5,7,5,5,7,5,5,5,7,4,4,7,4,4,7,5,5,1,1,7,1,1,1,4,4,7,5,5,1,1,7,1,1,1, 4,4,7,5,5,1,1,7,1,1,1,4,4,7,1,1,1,1,1,1,5,1,1,1,7,1,1,1,7,5,5,5,5,1,1,5,5, 5,7,1,1,1,5,5,5,5,5,5,5,7,5,5,5,5,5,5,5,7,4,4,4,4,4,7,4,4,4,4,4,7,5,5,7,5, 5,7,5,5,7,5,5,5,5,5,5,5,5,5,5,7,1,1,1,1,1,1,5,1,1,1,7,5,7,5,5,5,5,5,5,5,5, 5,7,5,5,5,5,5,5,5,7,5,5,5,5,5,5,5,5,5,5,7 }; static const unsigned char ag_pstt[] = { 60,60,60,60,1,2,60,60,60,0,3,4,5, 6,6,6,6,6,6,6,29,6,6,6,1,7,8, 26,26,26,26,26,26,26,26,26,26,26,26,2, 58,58,58,58,58,58,58,58,58,58,58,58,3, 61,61,61,61,61,61,61,1,2,61,61,61,4,9, 11,15,1,1,10,12,19,6,5,20,0,22,23,24,25,26,21,18,14,17,13,16, 27,27,27,27,27,27,27,27,27,27,27,6, 27,27,27,27,27,27,27,30,27,27,27,7, 28,8, 59,59,59,59,59,59,59,59,59,59,59,59,9, 22,22,22,22,22,22,22,10, 1,2,60,60,11,3,4,29, 30,12,31, 17,17,17,17,17,32,33,13,34, 15,15,14, 1,2,60,60,15,3,4,35, 60,60,60,1,2,16,3,4,36, 10,12,17,37,13,16, 10,12,18,38,13,16, 12,12,19, 39,20,40, 41,43,21,44,42, 2,2,22, 36,45,23,48,46,47, 4,4,4,4,4,4,4,24, 11,15,1,1,10,12,19,7,25,20,22,23,49,21,18,14,17,13,16, 8,26, 28,28,28,28,28,28,28,28,28,28,28,27, 31,31,31,31,31,31,31,31,31,31,31,31,28, 68,68,29, 24,24,24,24,24,30,30,50, 21,21,21,21,21,31, 23,23,23,23,23,23,23,32, 18,18,18,18,18,30,33,51, 19,19,19,19,19,34, 67,67,35, 66,66,66,36, 16,16,37, 13,13,38, 60,60,1,2,39,3,4,52, 11,11,40, 60,60,1,2,41,3,4,53, 10,10,42, 60,60,1,2,43,3,4,54, 9,9,44, 55,55,55,55,55,55,34,55,55,55,45,56,57, 58,46, 60,60,60,60,1,2,60,60,60,47,3,4,59, 3,3,3,3,3,3,3,48, 5,5,5,5,5,5,5,49, 25,25,25,25,25,50, 20,20,20,20,20,51, 65,65,52, 64,64,53, 63,63,54, 32,32,32,32,32,32,32,32,32,32,55, 60,60,60,60,60,60,35,60,60,60,56, 37,57, 38,38,38,38,38,38,38,38,38,58, 62,62,62,62,62,62,62,59, 33,33,33,33,33,33,33,33,33,33,60, }; static const unsigned short ag_sbt[] = { 0, 13, 27, 40, 53, 67, 89, 101, 113, 115, 128, 136, 144, 147, 156, 159, 167, 176, 182, 188, 191, 194, 199, 202, 208, 216, 235, 237, 249, 262, 265, 273, 279, 287, 295, 301, 304, 308, 311, 314, 322, 325, 333, 336, 344, 347, 360, 362, 375, 383, 391, 397, 403, 406, 409, 412, 423, 434, 436, 446, 454, 465 }; static const unsigned short ag_sbe[] = { 9, 24, 39, 52, 65, 75, 100, 112, 114, 127, 135, 140, 145, 154, 158, 163, 172, 178, 184, 190, 192, 196, 201, 204, 215, 224, 236, 248, 261, 264, 271, 278, 286, 293, 300, 303, 307, 310, 313, 318, 324, 329, 335, 340, 346, 357, 361, 371, 382, 390, 396, 402, 405, 408, 411, 422, 433, 435, 445, 453, 464, 465 }; static const unsigned char ag_fl[] = { 2,0,1,2,1,2,0,1,2,2,2,2,1,2,0,1,2,0,1,2,3,2,1,2,1,2,1,1,2,0,1,3,1,2,0, 1,0,2,2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,0,1,2,2,2,2,2,2,2 }; static const unsigned char ag_ptt[] = { 0, 6, 6, 7, 8, 8, 9, 9, 4, 5, 5, 5, 5, 11, 18, 18, 11, 21, 21, 43, 43, 43, 19, 19, 22, 22, 1, 27, 27, 28, 28, 1, 32, 32, 33, 33, 34, 34, 39, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 31, 31, 31, 31, 31, 31, 31, 31, 31, 37, 37, 38, 38, 3, 12, 13, 14, 2, 16, 17 }; static void ag_ra(void) { switch(ag_rpx[(PCB).ag_ap]) { case 1: ag_rp_1(V(0,(double *))); break; case 2: ag_rp_2(V(0,(double *))); break; case 3: ag_rp_3(V(0,(double *))); break; case 4: V(0,(double *)) = ag_rp_4(V(1,(double *))); break; case 5: V(0,(double *)) = ag_rp_5(V(1,(double *))); break; case 6: V(0,(double *)) = ag_rp_6(V(0,(double *)), V(2,(double *))); break; case 7: V(0,(double *)) = ag_rp_7(V(1,(double *))); break; case 8: V(0,(double *)) = ag_rp_8(V(0,(int *))); break; case 9: V(0,(double *)) = ag_rp_9(V(0,(double *)), V(1,(int *))); break; case 10: V(0,(double *)) = ag_rp_10(V(0,(int *))); break; case 11: V(0,(double *)) = ag_rp_11(V(0,(int *)), V(1,(double *))); break; } } #define TOKEN_NAMES fc4_token_names const char *const fc4_token_names[46] = { "grammar", "white space", "unsigned number", "end of line", "grammar", "temperature", "", "", "", "", "eof", "number", "", "", "", "error", "'-'", "'+'", "", "integer", "'.'", "", "fraction", "", "", "\"/*\"", "", "", "", "\"*/\"", "\"//\"", "", "", "", "", "'\\n'", "", "", "", "end of line", "", "", "", "unsigned number", "'-'", "'+'", }; #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_1_er_proc(void); static int ag_action_2_er_proc(void); static int ag_action_3_er_proc(void); static int ag_action_4_er_proc(void); static int (*const ag_er_procs_scan[])(void) = { ag_action_1_er_proc, ag_action_2_er_proc, ag_action_3_er_proc, ag_action_4_er_proc }; static void ag_error_resynch(void) { int ag_k; int ag_ssx = (PCB).ssx; ag_diagnose(); SYNTAX_ERROR; if ((PCB).exit_flag != AG_RUNNING_CODE) return; while (1) { ag_k = ag_sbt[(PCB).sn]; while (ag_tstt[ag_k] != 15 && ag_tstt[ag_k]) ag_k++; if (ag_tstt[ag_k] || (PCB).ssx == 0) break; (PCB).sn = (PCB).ss[--(PCB).ssx]; } if (ag_tstt[ag_k] == 0) { (PCB).sn = PCB.ss[(PCB).ssx = ag_ssx]; (PCB).exit_flag = AG_SYNTAX_ERROR_CODE; return; } ag_k = ag_sbt[(PCB).sn]; while (ag_tstt[ag_k] != 15 && ag_tstt[ag_k]) ag_k++; (PCB).ag_ap = ag_pstt[ag_k]; (ag_er_procs_scan[ag_astt[ag_k]])(); while (1) { ag_k = ag_sbt[(PCB).sn]; while (ag_tstt[ag_k] != (unsigned char) (PCB).token_number && ag_tstt[ag_k]) ag_k++; if (ag_tstt[ag_k] && ag_astt[ag_k] != ag_action_10) break; if ((PCB).token_number == 10) {(PCB).exit_flag = AG_SYNTAX_ERROR_CODE; return;} {(PCB).rx = 1; ag_track();} if ((PCB).rx < (PCB).fx) { (PCB).input_code = (PCB).lab[(PCB).rx++]; (PCB).token_number = (fc4_token_type) AG_TCV((PCB).input_code);} else { GET_INPUT; (PCB).lab[(PCB).fx++] = (PCB).input_code; (PCB).token_number = (fc4_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); } } } (PCB).rx = 0; } 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 = (fc4_token_type) AG_TCV((PCB).input_code);} else { GET_INPUT; (PCB).lab[(PCB).fx++] = (PCB).input_code; (PCB).token_number = (fc4_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 == (fc4_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 { (*(int *) &(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 = (fc4_token_type) AG_TCV((PCB).input_code);} else { GET_INPUT; (PCB).lab[(PCB).fx++] = (PCB).input_code; (PCB).token_number = (fc4_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 == (fc4_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 = (fc4_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 = (fc4_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 = (fc4_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; } (*(int *) &(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 = (fc4_token_type) ag_ptt[(PCB).ag_ap]; (PCB).btsx = 0, (PCB).drt = -1; (*(int *) &(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; (*(int *) &(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 = (fc4_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) { int ag_k = ag_sbt[(PCB).sn]; while (ag_tstt[ag_k] != 15 && ag_tstt[ag_k]) ag_k++; if (ag_tstt[ag_k] == 0) ag_undo(); (PCB).rx = 0; ag_error_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 { (PCB).ss[(PCB).ssx] = (PCB).sn; } (PCB).rx = 0; (PCB).reduction_token = (fc4_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 = (fc4_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; } static int ag_action_2_er_proc(void) { (PCB).btsx = 0, (PCB).drt = -1; (*(int *) &(PCB).vs[(PCB).ssx]) = *(PCB).lab; (PCB).ssx++; (PCB).sn = (PCB).ag_ap; return 0; } static int ag_action_1_er_proc(void) { (PCB).btsx = 0, (PCB).drt = -1; (PCB).exit_flag = AG_SUCCESS_CODE; return 0; } static int ag_action_4_er_proc(void) { int ag_sd = ag_fl[(PCB).ag_ap] - 1; (PCB).btsx = 0, (PCB).drt = -1; (PCB).reduction_token = (fc4_token_type) ag_ptt[(PCB).ag_ap]; 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); (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_er_proc(void) { int ag_sd = ag_fl[(PCB).ag_ap] - 1; (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 = (fc4_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; } void init_fc4(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 fc4(void) { init_fc4(); (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 = (fc4_token_type) AG_TCV((PCB).input_code);} else { GET_INPUT; (PCB).lab[(PCB).fx++] = (PCB).input_code; (PCB).token_number = (fc4_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]])(); } } int main(void) { fc4(); return 0; }