/* Line Break Conversion by cppig1995 */

/* Jan 02, 2006 -- [cppig1995] */

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

int main(int argc, char *argv[])
{
    FILE *fi, *fo;
    int c;
    if(argc != 3)
    {
            printf("Usage : uwconv [Source] [Destination]\n");
            printf("Convert LF-only into CR-LF\n\n");
            printf("Exit Code 0 is Success. If else returned : ");
            printf("Code 1 : File Process Error. Code 2 : Parameter Error.\n");
            printf("If unknown exit code or error occured,\n");
            printf("Please report it to cppig1995@gmail.com\n");
            exit(2);
    }
    fi = fopen(argv[1], "r");
    fo = fopen(argv[2], "w");
    if(!(fi && fo)) exit(1);
    while((c = getc(fi)) != EOF)
    {
             if(c == '\n') putc('\r', fo);
             putc(c, fo);
    }
    
}