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C/C++ Users Group Library 1996 July
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C-C++ Users Group Library July 1996.iso
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v_09_06
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9n06106b
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1990-12-10
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45 lines
//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;
}