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

411 lines
9.3 KiB
C

/* $Header: main.c,v 2.4 88/09/19 12:55:13 nhall Exp $ */
/* $Source: /var/home/tadl/src/argo/xebec/RCS/main.c,v $ */
/*
* TODO:
* rewrite the command line stuff altogether - it's kludged beyond
* belief (as is the rest of the code...)
*
* DISCLAIMER DISCLAIMER DISCLAIMER
* This code is such a kludge that I don't want to put my name on it.
* It was a ridiculously fast hack and needs rewriting.
* However it does work...
*/
#include <stdio.h>
#include <strings.h>
#include "malloc.h"
#include "debug.h"
#include "main.h"
int debug[128];
int lineno = 1;
FILE *statefile, *actfile, *eventfile_h, *statevalfile;
FILE *infile, *astringfile;
char *Transfilename;
char *astringfile_name = DEBUGFILE;
char *actfile_name = ACTFILE;
char *statefile_name = STATEFILE;
char *statevalfile_name = STATEVALFILE;
char *eventfile_h_name = EVENTFILE_H;
int print_trans = 0;
int print_protoerrs = 0;
int pgoption = 0;
char kerneldirname[50] = "\0";
char protocol[50];
char *synonyms[] = {
"EVENT",
"PCB",
0
};
usage(a)
char *a;
{
fprintf(stderr,
"usage: %s <transition file> {-D<debug options>} <other options>\n",
a);
fprintf(stderr, "\t<other options> is any combination of:\n");
fprintf(stderr, "\t\t-A<action file name>\n");
fprintf(stderr, "\t\t-E<event file name>\n");
fprintf(stderr, "\t\t-S<state file name>\n");
fprintf(stderr, "\t\t-I<initial values file name>\n");
fprintf(stderr, "\t\t-X<debugging file name>\n");
fprintf(stderr, "\t\t-K<directory name>\n");
fprintf(stderr,
"\tThese names do NOT include the suffices (.c, .h)\n");
fprintf(stderr,
"\t\t-D<options> to turn on debug options for xebec itself\n");
fprintf(stderr, "\t-<nn> for levels of debugging output\n");
fprintf(stderr, "\t\t<nn> ranges from 1 to 3, 1 is default(everything)\n");
fprintf(stderr, "\t\t-T to print transitions\n");
fprintf(stderr, "\t\t-e to print list of combinations of\n");
fprintf(stderr, "\t\t\t [event,old_state] that produce protocol errors\n");
fprintf(stderr, "\t\t-g include profiling code in driver\n");
Exit(-1);
}
openfiles(proto)
register char *proto;
{
register char *junk;
register int lenp = strlen(proto);
IFDEBUG(b)
fprintf(OUT, "openfiles %s\n",proto);
ENDDEBUG
#define HEADER Header
#define SOURCE Source
#define DOIT(X)\
/* GAG */\
junk = Malloc( 2 + lenp + strlen(X/**/_name) );\
(void) sprintf(junk, "%s_", proto);\
X/**/_name = strcat(junk, X/**/_name);\
X = fopen(X/**/_name, "w");\
if((X)==(FILE *)0)\
{ fprintf(stderr,"Open failed: %s\n", "X"); Exit(-1); }\
fprintf(X, "/* %cHeader%c */\n",'$', '$' );\
fprintf(X, "/* %cSource%c */\n",'$', '$' );
DOIT(eventfile_h);
IFDEBUG(X)
#ifdef DEBUG
DOIT(astringfile);
#endif DEBUG
fprintf(astringfile,
"#ifndef _NFILE\n#include <stdio.h>\n#endif _NFILE\n" );
ENDDEBUG
DOIT(statevalfile);
DOIT(statefile);
DOIT(actfile);
fprintf(actfile,
"#ifndef lint\nstatic char *rcsid = \"$Header/**/$\";\n#endif lint\n");
if(pgoption)
putdriver(actfile, 15);
else
putdriver(actfile, 14);
FakeFilename(actfile, Transfilename, lineno);
putdriver(actfile, 1);
FakeFilename(actfile, Transfilename, lineno);
putdriver(actfile, 12);
fprintf(actfile, "#include \"%s%s\"\n", kerneldirname, statevalfile_name);
FakeFilename(actfile, Transfilename, lineno);
putdriver(actfile, 2);
initsets(eventfile_h, statefile);
}
includecode(file, f)
FILE *file;
register char *f;
{
register int count=1;
static char o='{';
static char c='}';
register char *g;
IFDEBUG(a)
fprintf(stdout, "including: %s, f=0x%x", f,f);
ENDDEBUG
g = ++f;
while(count>0) {
if(*g == o) count++;
if(*g == c) count--;
g++;
}
*(--g) = '\0';
IFDEBUG(a)
fprintf(stdout, "derived: %s", f);
ENDDEBUG
fprintf(file, "%s", f);
FakeFilename(file, Transfilename, lineno);
}
putincludes()
{
FakeFilename(actfile, Transfilename, lineno);
fprintf(actfile, "\n#include \"%s%s\"\n", kerneldirname, eventfile_h_name);
IFDEBUG(X)
if( !debug['K'] )
fprintf(actfile, "\n#include \"%s\"\n", astringfile_name);
/* not in kernel mode */
ENDDEBUG
FakeFilename(actfile, Transfilename, lineno);
}
main(argc, argv)
int argc;
char *argv[];
{
register int i = 2;
extern char *strcpy();
int start, finish;
extern int FirstEventAttribute;
extern int Nevents, Nstates;
start = time(0);
if(argc < 2) {
usage(argv[0]);
}
IFDEBUG(a)
fprintf(stdout, "infile = %s\n",argv[1]);
ENDDEBUG
Transfilename = argv[1];
infile = fopen(argv[1], "r");
if(argc > 2) while(i < argc) {
register int j=0;
char c;
char *name;
if(argv[i][j] == '-') j++;
switch(c = argv[i][j]) {
/* GROT */
case 'A':
name = &argv[i][++j];
actfile_name = Malloc( strlen(name)+4);
actfile_name = (char *)strcpy(actfile_name,name);
#ifdef LINT
name =
#endif LINT
strcat(actfile_name, ".c");
fprintf(stdout, "debugging file is %s\n",actfile_name);
break;
case 'K':
debug[c]=1;
fprintf(OUT, "option %c file %s\n",c, &argv[i][j+1]);
(void) strcpy(kerneldirname,&argv[i][++j]);
break;
case 'X':
debug[c]=1;
name = &argv[i][++j];
astringfile_name = Malloc( strlen(name)+4);
astringfile_name = (char *)strcpy(astringfile_name,name);
#ifdef LINT
name =
#endif LINT
strcat(astringfile_name, ".c");
fprintf(OUT, "option %c, astringfile name %s\n",c, name);
break;
case 'E':
name = &argv[i][++j];
eventfile_h_name = Malloc( strlen(name)+4);
eventfile_h_name = (char *)strcpy(eventfile_h_name,name);
#ifdef LINT
name =
#endif LINT
strcat(eventfile_h_name, ".h");
fprintf(stdout, "event files is %s\n",eventfile_h_name);
break;
case 'I':
name = &argv[i][++j];
statevalfile_name = Malloc( strlen(name)+4 );
statevalfile_name = (char *)strcpy(statevalfile_name,name);
#ifdef LINT
name =
#endif LINT
strcat(statevalfile_name, ".init");
fprintf(stdout, "state table initial values file is %s\n",statevalfile_name);
break;
case 'S':
name = &argv[i][++j];
statefile_name = Malloc( strlen(name)+4);
statefile_name = (char *)strcpy(statefile_name,name);
#ifdef LINT
name =
#endif LINT
strcat(statefile_name, ".h");
fprintf(stdout, "state file is %s\n",statefile_name);
break;
/* END GROT */
case '1':
case '2':
case '3':
debug['X']= (int)argv[i][j] - (int) '0';
fprintf(OUT, "value of debug['X'] is 0x%x,%d\n", debug['X'],
debug['X']);
break;
case 'D':
while( c = argv[i][++j] ) {
if(c == 'X') {
fprintf(OUT, "debugging on");
if(debug['X']) fprintf(OUT,
" - overrides any -%d flags used\n", debug['X']);
}
debug[c]=1;
fprintf(OUT, "debug %c\n",c);
}
break;
case 'g':
pgoption = 1;
fprintf(stdout, "Profiling\n");
break;
case 'e':
print_protoerrs = 1;
fprintf(stdout, "Protocol error table:\n");
break;
case 'T':
print_trans = 1;
fprintf(stdout, "Transitions:\n");
break;
default:
usage(argv[0]);
break;
}
i++;
}
if(kerneldirname[0]) {
char *c;
#ifdef notdef
if(debug['X']) {
fprintf(OUT, "Option K overrides option X\n");
debug['X'] = 0;
}
#endif notdef
if(strlen(kerneldirname)<1) {
fprintf(OUT, "K option: dir name too short!\n");
exit(-1);
}
/* add ../name/ */
c = (char *) Malloc(strlen(kerneldirname)+6) ;
if(c <= (char *)0) {
fprintf(OUT, "Cannot allocate %d bytes for kerneldirname\n",
strlen(kerneldirname + 6) );
fprintf(OUT, "kerneldirname is %s\n", kerneldirname );
exit(-1);
}
*c = '.';
*(c+1) = '.';
*(c+2) = '/';
(void) strcat(c, kerneldirname);
(void) strcat(c, "/\0");
strcpy(kerneldirname, c);
}
init_alloc();
(void) llparse();
/* {{ */
if( !FirstEventAttribute )
fprintf(eventfile_h, "\t}ev_union;\n");
fprintf(eventfile_h, "};/* end struct event */\n");
fprintf(eventfile_h, "\n#define %s_NEVENTS 0x%x\n", protocol, Nevents);
fprintf(eventfile_h,
"\n#define ATTR(X)ev_union.%s/**/X/**/\n",EV_PREFIX);
(void) fclose(eventfile_h);
/* {{ */ fprintf(actfile, "\t}\nreturn 0;\n}\n"); /* end switch; end action() */
dump_predtable(actfile);
putdriver(actfile, 3);
IFDEBUG(X)
if(!debug['K'])
putdriver(actfile, 4);
ENDDEBUG
putdriver(actfile, 6);
IFDEBUG(X)
/*
putdriver(actfile, 10);
*/
if(debug['K']) {
putdriver(actfile, 11);
} else {
switch(debug['X']) {
case 1:
default:
putdriver(actfile, 7);
break;
case 2:
putdriver(actfile, 13);
break;
case 3:
break;
}
}
ENDDEBUG
putdriver(actfile, 8);
(void) fclose(actfile);
IFDEBUG(X)
/* { */
fprintf(astringfile, "};\n");
(void) fclose(astringfile);
ENDDEBUG
(void) fclose(statevalfile);
fprintf(statefile, "\n#define %s_NSTATES 0x%x\n", protocol, Nstates);
(void) fclose(statefile);
finish = time(0);
fprintf(stdout, "%d seconds\n", finish - start);
if( print_protoerrs )
printprotoerrs();
}
int transno = 0;
Exit(n)
{
fprintf(stderr, "Error at line %d\n",lineno);
if(transno) fprintf(stderr, "Transition number %d\n",transno);
(void) fflush(stdout);
(void) fflush(statefile);
(void) fflush(eventfile_h);
(void) fflush(actfile);
exit(n);
}
syntax()
{
static char *synt[] = {
"*PROTOCOL <string>\n",
"*PCB <string> <optional: SYNONYM synonymstring>\n",
"<optional: *INCLUDE {\n<C source>\n} >\n",
"*STATES <string>\n",
"*EVENTS <string>\n",
"*TRANSITIONS <string>\n",
};
}
FakeFilename(outfile, name, l)
FILE *outfile;
char *name;
int l;
{
/*
doesn't work
fprintf(outfile, "\n\n\n\n# line %d \"%s\"\n", l, name);
*/
}