fst-match.C
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/*******************************************************************/
/* */
/* FILE fst-match.C */
/* MODULE fst-match */
/* PROGRAM SFST */
/* AUTHOR Helmut Schmid, IMS, University of Stuttgart */
/* */
/*******************************************************************/
#include "compact.h"
using std::cerr;
using std::vector;
const int BUFFER_SIZE=100000;
bool Verbose=true;
/*******************************************************************/
/* */
/* usage */
/* */
/*******************************************************************/
void usage()
{
cerr << "\nUsage: fst-infl [options] file [file [file]]\n\n";
cerr << "Options:\n";
cerr << "-h: print this message\n";
cerr << "-q: suppress status messages\n";
exit(1);
}
/*******************************************************************/
/* */
/* get_flags */
/* */
/*******************************************************************/
void get_flags( int *argc, char **argv )
{
for( int i=1; i<*argc; i++ ) {
if (strcmp(argv[i],"-q") == 0) {
Verbose = false;
argv[i] = NULL;
}
else if (strcmp(argv[i],"-h") == 0) {
usage();
argv[i] = NULL;
}
}
// remove flags from the argument list
int k;
for( int i=k=1; i<*argc; i++)
if (argv[i] != NULL)
argv[k++] = argv[i];
*argc = k;
}
/*******************************************************************/
/* */
/* main */
/* */
/*******************************************************************/
int main( int argc, char **argv )
{
FILE *file, *outfile;
get_flags(&argc, argv);
if (argc < 2)
usage();
if ((file = fopen(argv[1],"rb")) == NULL) {
fprintf(stderr,"\nError: Cannot open transducer file %s\n\n", argv[1]);
exit(1);
}
if (Verbose)
cerr << "reading transducer...\n";
try {
CompactTransducer a(file);
fclose(file);
if (Verbose)
cerr << "finished.\n";
if (argc <= 2)
file = stdin;
else {
if ((file = fopen(argv[2],"rt")) == NULL) {
fprintf(stderr,"\nError: Cannot open input file %s\n\n",argv[2]);
exit(1);
}
}
if (argc <= 3)
outfile = stdout;
else {
if ((outfile = fopen(argv[3],"wt")) == NULL) {
fprintf(stderr,"\nError: Cannot open output file %s\n\n",argv[3]);
exit(1);
}
}
char buffer[BUFFER_SIZE];
int N=0;
vector<char*> analyses;
while (fgets(buffer, BUFFER_SIZE, file)) {
if (Verbose && ++N % 100 == 0)
fprintf(stderr,"\r%d", N);
int l=(int)strlen(buffer)-1;
if (buffer[l] == '\n')
buffer[l] = '\0';
char *s=buffer;
while (*s)
fputs(a.longest_match(s), outfile);
fputc('\n', outfile);
}
}
catch (const char *p) {
cerr << p << "\n";
return 1;
}
if (Verbose)
fputc('\n', stderr);
return 0;
}