freebsd-src/sys/netiso/xebec/xebec.c
1994-05-24 10:09:53 +00:00

452 lines
10 KiB
C

/* $Header: xebec.c,v 2.2 88/09/19 12:55:37 nhall Exp $ */
/* $Source: /var/home/tadl/src/argo/xebec/RCS/xebec.c,v $ */
#include "xebec.h"
#include "llparse.h"
#ifndef E_TABLE
#define E_TABLE "xebec.e"
#endif E_TABLE
#include "main.h"
#include "sets.h"
#include <stdio.h>
extern FILE *eventfile_h, *actfile;
llaction(lln,token)
LLtoken *token;
{
struct llattr *llattr;
llattr = &llattrdesc[lldescindex-1];
switch(lln) {
case 1:
llfinprod();
break;
case 10: {
if(strlen(llattr->llabase[3].ID.address) > 50 ) {
fprintf(stderr,
"Protocol name may not exceed 50 chars in length.\n");
Exit(-1);
}
strcpy(protocol, llattr->llabase[3].ID.address);
openfiles(protocol);
} break;
case 11: {
llattr->llabase[7].pcb.isevent = 0;
} break;
case 12: {
fprintf(actfile, "\ntypedef %s %s%s;\n",
llattr->llabase[7].pcb.address,protocol, PCBNAME);
llattr->llabase[8].syn.type = PCB_SYN;
} break;
case 13: {
llattr->llabase[11].part.type = (unsigned char) STATESET;
} break;
case 14: {
end_states(eventfile_h);
} break;
case 15: {
llattr->llabase[14].pcb.isevent = 1;
} break;
case 16: {
fprintf(eventfile_h, "\t"); /* fmq gags on single chars */
includecode(eventfile_h, llattr->llabase[14].pcb.address);
fprintf(eventfile_h, "\n"); /* fmq gags on single chars */
llattr->llabase[15].syn.type = EVENT_SYN;
} break;
case 17: {
llattr->llabase[16].part.type = (unsigned char)EVENTSET;
} break;
case 18: {
end_events();
} break;
case 19: {
putincludes();
putdriver(actfile, 9);
} break;
case 20: {
if(llattr->llabase[0].pcb.isevent) {
fprintf(stderr,
"Event is a list of objects enclosed by \"{}\"\n");
Exit(-1);
}
fprintf(eventfile_h, "struct ");
} break;
case 21: {
llattr->llabase[0].pcb.address = llattr->llabase[2].ACTION.address;
} break;
case 22: {
if( ! llattr->llabase[0].pcb.isevent) {
fprintf(stderr,
"Pcb requires a type or structure definition.\"{}\"\n");
Exit(-1);
}
llattr->llabase[0].pcb.address = llattr->llabase[1].ACTION.address;
} break;
case 23: {
llattr->llabase[0].pcb.address = llattr->llabase[1].ID.address;
} break;
case 24: {
synonyms[llattr->llabase[0].syn.type] = stash( llattr->llabase[2].ID.address );
} break;
case 25: {
includecode(actfile, llattr->llabase[2].ACTION.address);
} break;
case 26: {
llattr->llabase[2].partrest.address = llattr->llabase[1].ID.address;
llattr->llabase[2].partrest.type = llattr->llabase[0].part.type;
} break;
case 27: {
llattr->llabase[3].parttail.type = llattr->llabase[0].part.type;
} break;
case 28: {
llattr->llabase[1].part.type = llattr->llabase[0].parttail.type;
} break;
case 29: {
if( lookup( llattr->llabase[0].partrest.type, llattr->llabase[0].partrest.address ) ) {
fprintf(stderr, "bnf:trying to redefine obj type 0x%x, adr %s\n",
llattr->llabase[0].partrest.type, llattr->llabase[0].partrest.address);
Exit(-1);
}
llattr->llabase[2].setdef.type = llattr->llabase[0].partrest.type;
llattr->llabase[2].setdef.address = stash( llattr->llabase[0].partrest.address );
llattr->llabase[2].setdef.keep = 1;
} break;
case 30: {
llattr->llabase[3].setstruct.object = llattr->llabase[2].setdef.object;
} break;
case 31: {
defineitem(llattr->llabase[0].partrest.type,
llattr->llabase[0].partrest.address, llattr->llabase[1].ACTION.address);
} break;
case 32: {
defineitem(llattr->llabase[0].partrest.type, llattr->llabase[0].partrest.address, (char *)0);
} break;
case 33: {
if(llattr->llabase[0].setstruct.object) {
/* WHEN COULD THIS BE FALSE??
* isn't it supposed to be setstruct.object???
* (it used to be $ACTION.address)
*/
llattr->llabase[0].setstruct.object->obj_struc = llattr->llabase[1].ACTION.address;
fprintf(eventfile_h,
"struct %s %s%s;\n\n", llattr->llabase[1].ACTION.address,
EV_PREFIX, llattr->llabase[0].setstruct.object->obj_name);
}
} break;
case 34: {
llattr->llabase[2].setlist.setnum =
defineset(llattr->llabase[0].setdef.type, llattr->llabase[0].setdef.address, llattr->llabase[0].setdef.keep);
} break;
case 35: {
llattr->llabase[0].setdef.object = llattr->llabase[2].setlist.setnum;
} break;
case 36: {
member(llattr->llabase[0].setlist.setnum, llattr->llabase[1].ID.address);
llattr->llabase[2].setlisttail.setnum = llattr->llabase[0].setlist.setnum;
} break;
case 37: {
llattr->llabase[2].setlist.setnum = llattr->llabase[0].setlisttail.setnum;
} break;
case 38: {
transno ++;
} break;
case 39: {
CurrentEvent /* GAG! */ = llattr->llabase[6].event.object;
} break;
case 40: {
llattr->llabase[8].actionpart.string = llattr->llabase[7].predicatepart.string;
llattr->llabase[8].actionpart.newstate = llattr->llabase[1].newstate.object;
llattr->llabase[8].actionpart.oldstate = llattr->llabase[5].oldstate.object;
} break;
case 41: {
llattr->llabase[0].predicatepart.string = stash ( llattr->llabase[1].PREDICATE.address );
} break;
case 42: {
llattr->llabase[0].predicatepart.string = (char *)0;
} break;
case 43: {
statetable( llattr->llabase[0].actionpart.string, llattr->llabase[0].actionpart.oldstate,
llattr->llabase[0].actionpart.newstate,
acttable(actfile, llattr->llabase[1].ACTION.address ),
CurrentEvent );
if( print_trans ) {
dump_trans( llattr->llabase[0].actionpart.string, llattr->llabase[0].actionpart.oldstate,
llattr->llabase[0].actionpart.newstate,
llattr->llabase[1].ACTION.address, CurrentEvent );
}
} break;
case 44: {
statetable(llattr->llabase[0].actionpart.string, llattr->llabase[0].actionpart.oldstate, llattr->llabase[0].actionpart.newstate,
0, CurrentEvent ); /* KLUDGE - remove this */
if( print_trans ) {
dump_trans( llattr->llabase[0].actionpart.string, llattr->llabase[0].actionpart.oldstate,
llattr->llabase[0].actionpart.newstate,
"NULLACTION", CurrentEvent );
}
} break;
case 45: {
llattr->llabase[0].oldstate.object = Lookup(STATESET, llattr->llabase[1].ID.address);
} break;
case 46: {
llattr->llabase[1].setdef.address = (char *)0;
llattr->llabase[1].setdef.type = (unsigned char)STATESET;
llattr->llabase[1].setdef.keep = 0;
} break;
case 47: {
llattr->llabase[0].oldstate.object = llattr->llabase[1].setdef.object;
} break;
case 48: {
llattr->llabase[0].newstate.object = Lookup(STATESET, llattr->llabase[1].ID.address);
} break;
case 49: {
extern struct Object *SameState;
llattr->llabase[0].newstate.object = SameState;
} break;
case 50: {
llattr->llabase[0].event.object = Lookup(EVENTSET, llattr->llabase[1].ID.address);
} break;
case 51: {
llattr->llabase[1].setdef.address = (char *)0;
llattr->llabase[1].setdef.type = (unsigned char)EVENTSET;
llattr->llabase[1].setdef.keep = 0;
} break;
case 52: {
llattr->llabase[0].event.object = llattr->llabase[1].setdef.object;
} break;
}
}
char *llstrings[] = {
"<null>",
"ID",
"STRUCT",
"SYNONYM",
"PREDICATE",
"ACTION",
"PROTOCOL",
"LBRACK",
"RBRACK",
"LANGLE",
"EQUAL",
"COMMA",
"STAR",
"EVENTS",
"TRANSITIONS",
"INCLUDE",
"STATES",
"SEMI",
"PCB",
"DEFAULT",
"NULLACTION",
"SAME",
"ENDMARKER",
"pcb",
"syn",
"setlist",
"setlisttail",
"part",
"parttail",
"partrest",
"setstruct",
"setdef",
"translist",
"transition",
"event",
"oldstate",
"newstate",
"predicatepart",
"actionpart",
"program",
"includelist",
"optsemi",
"translisttail",
"$goal$",
(char *) 0
};
short llnterms = 23;
short llnsyms = 44;
short llnprods = 38;
short llinfinite = 10000;
short llproductions[] = {
41, -21, 5, -20, 2,
41, -22, 5,
41, -23, 1,
-24, 1, 3,
26, -36, 1,
25, -37, 11,
28, -27, 29, -26, 1,
27, -28,
30, -30, 31, -29, 10,
-31, 5,
-32,
-33, 5,
-35, 8, 25, -34, 7,
42, 33,
17, 38, -40, 37, -39, 34, 35, 10, 10, 9, -38, 36,
-50, 1,
-52, 31, -51,
-45, 1,
-47, 31, -46,
-48, 1,
-49, 21,
-41, 4,
-42, 19,
-43, 5,
-44, 20,
32, -19, 14, -18, 12, 27, -17, 24, -16, 23, -15, 13, -14, 12, 27, -13, 16, 12, 24, -12, 23, -11, 18, 40, 12, -10, 1, 6, 12,
12, -25, 5, 15,
17,
32,
22, 39,
0
};
struct llprodindex llprodindex[] = {
{ 0, 0, 0 }, { 0, 5, 19 }, { 5, 3, 3 }, { 8, 3, 2 },
{ 11, 3, 2 }, { 14, 0, 2 }, { 14, 3, 0 }, { 17, 3, 1 },
{ 20, 0, 0 }, { 20, 5, 3 }, { 25, 2, 0 }, { 27, 0, 3 },
{ 27, 5, 1 }, { 32, 2, 0 }, { 34, 1, 3 }, { 35, 2, 1 },
{ 37, 0, 0 }, { 37, 5, 1 }, { 42, 2, 0 }, { 44, 12, 3 },
{ 56, 2, 2 }, { 58, 3, 2 }, { 61, 2, 0 }, { 63, 3, 2 },
{ 66, 2, 1 }, { 68, 2, 0 }, { 70, 2, 9 }, { 72, 2, 1 },
{ 74, 2, 1 }, { 76, 2, 1 }, { 78, 29, 1 }, { 107, 4, 1 },
{ 111, 0, 1 }, { 111, 1, 1 }, { 112, 0, 1 }, { 112, 1, 1 },
{ 113, 0, 1 }, { 113, 2, 2 }, { 0, 0, 0 }
};
short llepsilon[] = {
0, 0, 0, 0, 0, 1, 0, 0, 1, 0,
0, 1, 0, 0, 1, 0, 1, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 1, 0, 1, 0, 1, 0, 0
};
struct llparsetable llparsetable[] = {
{ 1, 3 }, { 2, 1 }, { 5, 2 }, { 0, 23 }, { 1, 5 },
{ 3, 4 }, { 12, 5 }, { 0, 24 }, { 1, 6 }, { 0, 25 },
{ 8, 8 }, { 11, 7 }, { 0, 26 }, { 1, 9 }, { 0, 27 },
{ 1, 10 }, { 12, 11 }, { 0, 28 }, { 1, 14 }, { 5, 13 },
{ 10, 12 }, { 12, 14 }, { 0, 29 }, { 1, 16 }, { 5, 15 },
{ 12, 16 }, { 0, 30 }, { 7, 17 }, { 0, 31 }, { 1, 18 },
{ 21, 18 }, { 0, 32 }, { 1, 19 }, { 21, 19 }, { 0, 33 },
{ 1, 20 }, { 7, 21 }, { 0, 34 }, { 1, 22 }, { 7, 23 },
{ 0, 35 }, { 1, 24 }, { 21, 25 }, { 0, 36 }, { 4, 26 },
{ 19, 27 }, { 0, 37 }, { 5, 28 }, { 20, 29 }, { 0, 38 },
{ 12, 30 }, { 0, 39 }, { 15, 31 }, { 18, 32 }, { 0, 40 },
{ 1, 34 }, { 3, 34 }, { 12, 34 }, { 17, 33 }, { 0, 41 },
{ 1, 35 }, { 21, 35 }, { 22, 36 }, { 0, 42 }, { 12, 37 },
{ 0, 43 }, { 0, 0 }
};
short llparseindex[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 4, 8, 10, 13, 15, 18,
23, 27, 29, 32, 35, 38, 41, 44, 47, 50,
52, 55, 60, 64, 0
};