1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
|
/************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1996,1997 */
/* All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* */
/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
/* THIS SOFTWARE. */
/* */
/************************************************************************/
/* Author: Alan W Black */
/* Date: May 1997 */
/************************************************************************/
/* */
/* Example of reading a file using the tokenizer */
/* */
/************************************************************************/
#include <cstdlib>
#include "EST_Token.h"
#if defined(DATAC)
# define __STRINGIZE(X) #X
# define DATA __STRINGIZE(DATAC)
#endif
int main(int argc,char **argv)
{
// Simple program to read all the tokens in the named file
// a print a summary of them
EST_TokenStream ts;
int tokens, alices, quotes;
EST_Token t;
EST_String fname;
if (argc > 2)
{
cerr << argv[0] << ": wrong number of arguments\n";
exit(-1);
}
else if (argc == 2)
fname = argv[1];
else
fname = DATA "/alice";
if (ts.open(fname) == -1)
{
cerr << argv[0] << ": can't open input file \"" << argv[1] <<
"\"\n";
exit(-1);
}
// Control of whitespace characters, single character symbols,
// pre and post punctuation may be set here.
// The defaults are standard whitespace, and nothing for the rest
// (this is like awk's basic tokenizer). For language analysis
// you'll probably want to modify the punctuation
// \173 is '{', it is inserted by number because of a doc++ problem.
ts.set_PrePunctuationSymbols("\173[(\"'");
ts.set_PunctuationSymbols(EST_Token_Default_PunctuationSymbols);
// Note you may set quotes so quoted tokens are read as single
// tokens (a la C)
for (tokens=quotes=alices=0; !ts.eof(); tokens++)
{
t = ts.get();
if (t == "Alice")
alices++;
if (t.prepunctuation().contains("\""))
quotes++;
}
printf("Input file contains:\n");
printf(" %5d tokens\n",tokens);
printf(" %5d tokens preceeded by double quotes\n",quotes);
printf(" %5d occurrences of Alice\n",alices);
return 0;
}
|
