/* gpmigenmult2.c 30/10/95.
* 8 / 10 / 98 large - scale re - organisation .
* 16 / 3 / 96 - changed command - line syntax to
* gpmigenmult2 [ options ] groupname [ cosname ]
* where cosname defaults to " cos " .
* Calculates the general multiplier with multiple initial states of a
* short - lex coset automatic group , for words in the generators of length 2 .
* This program assumes that kbprogcos with - wd option and gpmimakefsa
* have already been run of G .
*
* SYNOPSIS :
* gpmigenmult2 [ - ip d / s [ dr ] ] [ - op d / s ] [ - silent ] [ - v ] [ - l / - h ]
* [ - pref prefix ] groupname [ cosname ]
*
* Input is from groupname . cosname . migm
* Output is to groupname . cosname . gm2 .
*
* OPTIONS :
* - ip d / s [ dr ] input in dense or sparse format - dense is default
* - op d / s output in dense or sparse format - sparse is default
* - v verbose
* - silent no diagnostics
* - l / - h large / huge hash - tables ( for big examples )
* - pref prefix Use the string ' prefix ' as prefix for subgroup generators
* Default is " _ x " . You MUST use the same prefix in all
* runs of gpmigenmult2 , gpmimakemult and gpmimakemult2 .
*
*/
#include <stdio.h>
#include "defs.h"
#include "fsa.h"
#include "definitions.h"
static FILE *rfile, *wfile;
static void badusage(void );
int main(int argc, char *argv[])
{
int arg;
fsa migenmult, *migm2ptr;
char gpname[100 ], inf[100 ], outf[100 ], fsaname[100 ], tablefilename[100 ],
prefix[16 ];
storage_type ip_store = DENSE;
int dr = 0 ;
storage_type op_store = SPARSE;
boolean readback = TRUE ;
boolean seengpname, seencosname;
setbuf(stdout, (char *)0 );
setbuf(stderr, (char *)0 );
strcpy(prefix, "_x" );
arg = 1 ;
seengpname = seencosname = FALSE ;
while (argc > arg) {
if (strcmp(argv[arg], "-ip" ) == 0 ) {
arg++;
if (arg >= argc)
badusage();
if (strcmp(argv[arg], "d" ) == 0 )
ip_store = DENSE;
else if (argv[arg][0 ] == 's' ) {
ip_store = SPARSE;
if (stringlen(argv[arg]) > 1 )
dr = atoi(argv[arg] + 1 );
}
else
badusage();
}
else if (strcmp(argv[arg], "-op" ) == 0 ) {
arg++;
if (arg >= argc)
badusage();
if (strcmp(argv[arg], "d" ) == 0 )
op_store = DENSE;
else if (strcmp(argv[arg], "s" ) == 0 )
op_store = SPARSE;
else
badusage();
}
else if (strcmp(argv[arg], "-silent" ) == 0 )
kbm_print_level = 0 ;
else if (strcmp(argv[arg], "-v" ) == 0 )
kbm_print_level = 2 ;
else if (strcmp(argv[arg], "-vv" ) == 0 )
kbm_print_level = 3 ;
else if (strcmp(argv[arg], "-l" ) == 0 )
kbm_large = TRUE ;
else if (strcmp(argv[arg], "-h" ) == 0 )
kbm_huge = TRUE ;
else if (strcmp(argv[arg], "-pref" ) == 0 ) {
arg++;
if (arg >= argc)
badusage();
strcpy(prefix, argv[arg]);
}
else if (strcmp(argv[arg], "-f" ) == 0 ) {
readback = FALSE ;
fprintf(stderr, "Sorry - readback option not yet available.\n" );
exit (1 );
}
else if (argv[arg][0 ] == '-' )
badusage();
else if (!seengpname) {
seengpname = TRUE ;
strcpy(gpname, argv[arg]);
}
else if (!seencosname) {
seencosname = TRUE ;
sprintf(inf, "%s.%s" , gpname, argv[arg]);
}
else
badusage();
arg++;
}
if (!seengpname)
badusage();
if (!seencosname)
sprintf(inf, "%s.cos" , gpname);
strcpy(tablefilename, inf);
strcat(tablefilename, ".migm2_ut" );
strcpy(outf, inf);
strcat(outf, ".migm2" );
strcat(inf, ".migm" );
if ((rfile = fopen(inf, "r" )) == 0 ) {
fprintf(stderr, "Cannot open file %s.\n" , inf);
exit (1 );
}
fsa_read(rfile, &migenmult, ip_store, dr, 0 , TRUE , fsaname);
fclose(rfile);
migm2ptr =
fsa_migm2(&migenmult, op_store, TRUE , tablefilename, readback, prefix);
if (migm2ptr == 0 )
exit (1 );
if (kbm_print_level > 1 )
printf(" #Number of states of migenmult2 = %d.\n" , migm2ptr->states->size);
if (readback) {
if (midfa_labeled_minimize(migm2ptr) == -1 )
exit (1 );
}
if (kbm_print_level > 1 )
printf(" #Number of states of migenmult2 after minimization = %d.\n" ,
migm2ptr->states->size);
base_prefix(fsaname);
strcat(fsaname, ".gm2" );
wfile = fopen(outf, "w" );
fsa_print(wfile, migm2ptr, fsaname);
fclose(wfile);
if (kbm_print_level > 0 )
printf("#Generalised length-2 multiplier with %d states computed.\n" ,
migm2ptr->states->size);
fsa_clear(migm2ptr);
tfree(migm2ptr);
exit (0 );
}
void badusage(void )
{
fprintf(stderr, "Usage: \n" );
fprintf(stderr,
"gpmimigenmult2 [-ip d/s[dr]] [-op d/s] [-silent] [-v] [-l/-h]\n" );
fprintf(stderr, " [-pref prefix] groupname [cosname].\n" );
exit (1 );
}
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