#include "stdio.h"

#define TRUE 1
#define FALSE 0
#define MAX_WORD_LENGTH 100

char wordBuffer[MAX_WORD_LENGTH];

char* readWord(FILE* fp, int retainCase)
{
        char c;
        char *ptr = wordBuffer;

        while ((c = fgetc(fp)) != EOF)
        {
                if((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || c == '_')
                {
                        if (!retainCase)
                                c = tolower(c);

                        *ptr++ = c;
                }
                else
                {
                        if (ptr != wordBuffer)
                                break;
                }
        }

        if (ptr == wordBuffer)
                return NULL;

        *ptr = '\0';
        return wordBuffer;
}

int main(int argc, char *argv[])
{
        int i=argc;
        int retainCase=1;
        int error = 0;

        if (argc > 2)
                error++;
        if (argc == 2){
                if (argv[2] == "-c")
                        retainCase = TRUE;
                else
                        error++;
        }
        while (i  > 0) {  /* need to fix thia */
                if (retainCase == TRUE){

                        printf("%s \n", tolower(argv[i]) );
                        i--;
                }
        }
}