lab1_git/wcl.c

#include <stdio.h>
#include <ctype.h>
int countLines(const char* fname);
int countBytes (const char* fname);
int countWords (const char* fname);

int main(int argc, char *argv[]) 
{
	int nlines = 0;
	int nbytes = 0;
	int nwords = 0;
	for(int i=1; i < argc; i++)
	{
		nlines = countLines(argv[i]);
		nbytes = countBytes(argv[i]);
		nwords = countWords(argv[i]);
		printf("%s: lines - %d, bytes - %d, words - %d\n", argv[i], nlines, nbytes, nwords);
	}
    return 0;
}

int countLines(const char* fname) 
{
	FILE* file = fopen(fname, "r");
    int lines = 0;
    char buffer[1024];
    while (fgets(buffer, sizeof(buffer), file) != NULL) 
    {lines++;}
    fclose(file);
    return lines;
}

int countBytes (const char* fname)
{
	FILE* file = fopen(fname, "r");
	int bytes = 0;
	int c;
	while ((c = fgetc(file)) != EOF) 
	{
		bytes++;
	}
	return bytes;
}

int countWords (const char* fname)
{
    FILE* file = fopen(fname, "r");    
    int words = 0;
    int c;
    int is_in_word = 0;
    while ((c = fgetc(file)) != EOF) 
    {    
        if (isspace(c)) 
        {is_in_word = 0;}
        else 
        {
            if (is_in_word == 0) 
            {
                words++;
                is_in_word = 1; 
            }
        }
    }
    return words;
}