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llnet2dot.c
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llnet2dot.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "common.h"
#define MAX_LINE_SIZE 10000
#define LINE_SIZE 50
#define MAX_READ_PLACES 200
#define READ_PLACES 100
#define MAX_REPLICATED_PLACES_PER_PLACE 100
/*****************************************************************************/
void usage(char *myname)
{
fprintf(stderr,
"%s -- llnet format to dot format for depicting nets\n\n"
"Usage: %s <LLnetfile> \n\n"
"Unless specified otherwise, all filenames will default to\n"
"the basename of <LLnetfile> plus appropriate extensions.\n\n"
"Version 1.1.0 (17.01.2023)\n", myname, myname);
exit(1);
}
/*****************************************************************************/
void llnet2dot(char* in_file){
// Declare the file pointer
FILE *r_pointer ;
FILE *w_pointer = NULL;
// Variables that come along
char d_read[READ_PLACES];
char out_file[READ_PLACES] = {0};
char *token, *left, *right;
int header = 0, places = 0, trans = 0,
num_left, num_right;
// Open the existing file using fopen()
// in read mode using "r" attribute
r_pointer = fopen(in_file, "r") ;
// Check if this r_pointer is null
// which maybe if the file does not exist
if ( r_pointer == NULL ){
printf( "%s file failed to open.", in_file ) ;
}
else
{
/* Read up to RD label and get number of transitions and places*/
while(fgets(d_read, READ_PLACES, r_pointer) != NULL && !strstr(d_read, "RD")
&& !strstr(d_read, "TP")){
if (d_read[0] == 'P' && d_read[1] == 'L');
else if (places == header) header++;
if (d_read[0] == 'T' && d_read[1] == 'R');
else if (trans == places) places++;
trans++;
}
/* Compute header lines, number of places and transitions */
header++;
places = places - header;
header++;
trans = trans - places - header;
printf("header: %d\n", header);
printf("places: %d\n", places);
printf("trans: %d\n", trans);
strcat(out_file, ftokstr(in_file, 0, '.'));
strcat(out_file, "_net.dot");
w_pointer = fopen(out_file, "w"); // if we have read arcs then create a new file.
fprintf(w_pointer, "digraph test {\n");
if(strstr(d_read, "RD")){
while(fgets(d_read, READ_PLACES, r_pointer) != NULL && !strstr(d_read, "TP")){
left = ftokstr(d_read, 0, '>');
right = ltokstr(d_read, 0, '>');
num_left = strtol(left, &token, 10);
num_right = strtol(right, &token, 10);
fprintf(w_pointer, " p%d -> t%d [arrowhead=none color=\"blue\"];\n", num_left, num_right);
}
}
if(strstr(d_read, "TP")){
while(fgets(d_read, READ_PLACES, r_pointer) != NULL && !strstr(d_read, "PT")){
left = ftokstr(d_read, 0, '<');
right = ltokstr(d_read, 0, '<');
num_left = strtol(left, &token, 10);
num_right = strtol(right, &token, 10);
fprintf(w_pointer, " t%d -> p%d;\n", num_left, num_right);
}
}
if(strstr(d_read, "PT")){
while(fgets(d_read, READ_PLACES, r_pointer) != NULL && !strstr(d_read, "RS")){
left = ftokstr(d_read, 0, '>');
right = ltokstr(d_read, 0, '>');
num_left = strtol(left, &token, 10);
num_right = strtol(right, &token, 10);
fprintf(w_pointer, " p%d -> t%d;\n", num_left, num_right);
}
}
if(strstr(d_read, "RS")){
while(fgets(d_read, READ_PLACES, r_pointer) != NULL){
left = ftokstr(d_read, 0, '>');
right = ltokstr(d_read, 0, '>');
num_left = strtol(left, &token, 10);
num_right = strtol(right, &token, 10);
fprintf(w_pointer, " p%d -> t%d [arrowhead=odot];\n", num_left, num_right);
}
}
fseek( r_pointer, 0, SEEK_SET );
int i = 1;
while(fgets(d_read, READ_PLACES, r_pointer) != NULL && !strstr(d_read, "TR")){
if(strstr(d_read, "\"")){
token = ftokstr(d_read, 1, '\"');
if(i <= places){
if(strstr(d_read, "M1"))
fprintf(w_pointer, " p%d [label=⬤ xlabel= <<FONT COLOR=\"red\">%s</FONT>> shape=circle ];\n",i,token);
else
fprintf(w_pointer, " p%d [label=\"\" xlabel= <<FONT COLOR=\"red\">%s</FONT>> shape=circle ];\n",i,token);
}
i++;
}
}
i = 1;
if(strstr(d_read, "TR")){
while(fgets(d_read, READ_PLACES, r_pointer) != NULL && strstr(d_read, "\"")){
token = ftokstr(d_read, 1, '\"');
if(i <= trans)
fprintf(w_pointer, " t%d [fillcolor=\"#cccccc\" label=\"%s\" shape=box style=filled];\n",i,token);
i++;
}
}
fprintf(w_pointer, "}");
fclose(r_pointer) ;
fclose(w_pointer) ;
}
}
int main (int argc, char **argv)
{
if (argc != 2){
fprintf(stderr,"usage: llnet2dot <ll_netfile>\n");
exit(1);
}
llnet2dot(argv[1]);
exit(0);
}