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- //textgen.cpp
- //creates random ASCII text files for testing purposes
-
- #include <stdio.h>
- #include <stream.hpp>
- #include <stdlib.h>
-
- main()
- {
- char ch, filename[13];
- int p, q = 0, nblanks = 0;
- unsigned long i, j = 1, nchar;
-
- cout << "Type name for testfile\n";
- cin >> filename;
- cout << "Type number of characters including whitespace\n";
- cin >> nchar;
-
- char *text = new char[nchar-1];
- if (!text) cout << "Out of heap memory\n";
- filebuf file1;
- file1.open(filename,output);
- ostream output_file(&file1);
-
- for (i = 0; i < nchar; i++){
- p = 33 + (94.0 * rand() / 32768.0);
- //generate random numbers between 33 and 126
- if (i == j){ //create words 1-10 chars long
- p = 32;
- q = 1 + (11.0 * rand() / 32768.0);
- j = j + q;
- ++nblanks;
- }
- text[i] = p;
- cout << text[i];
- output_file << text[i];
- }
- cout << "\n" << "nblanks = " << nblanks;
- delete text;
- }
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