gistfile1.c

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>

int main(int argc, char const *argv[])
{
    /*Develop Variables*/
    FILE *inp;    /*file pointer*/
    int status;   /*fscanf feed back*/
    int i = 0;        /*counter variable*/
    const char *word = argv[2];     /*word found*/
    int wordc;  /*word count*/
    
    
 /*check number of argument in command line*/
    if (argc < 2)
    { /*when arguments < 2 are stated*/
       printf ("EE 233 Spring 2015 P4,Toneyah,Toney A. Hicks");
       
       return -1;
       // exit(0);
    }
    else
    {
        /*attempt to open file specified*/
        inp = fopen (argv[1], "r");

        /*if file does not open, error*/
        if(inp == NULL)
        {
            printf("Could not open file. Will close\n");
            return -1;
        }
        else 
        {
            char *string = NULL; // the string that we're going to read in
                             // guaranteed to have <= 80 characters
            size_t length;
            while (getline(&string, &length, inp) != -1) 
            { // We're good to go. 
                int wordLength = strlen(word);
                // printf("%d\n", length);

                int j;
                int notspaces = 0;
                for (j = 0; j < strlen(string); j++)
                {
                    if (!isspace(string[j])) 
                    {
                        notspaces++;
                    }
                }

                if (notspaces == 0) continue;

                for (int j = 0; j < length - wordLength; j++)
                {
                    int k;
                    for (k = 0; k < wordLength; k++)
                    {
                        if (string[j + k] != word[k]) 
                        {
                            break;
                        }
                    }
                    if (k == wordLength)
                    {
                        // We found an occurance of the specified word
                        i++;
                    }
                }
            }
            printf("%s contains %.4d total words.\n", argv[1], i);
        }
    }
    
    return (EXIT_SUCCESS);
}