Copying a text file

/* cpfile.c  -- Similar to Unix's cp command.
*              This program will be called with two parameters,
*              the names of two files. It copies the first to the second.
*/

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

int main(int argc, char * argv[]){
FILE *fin, *fout;
char c;

if (argc!=3){
printf("Usage: %s filein fileout\n", argv[0]);
exit(0);
}
if ((fin=fopen(argv[1],"r"))==NULL){
perror("fopen filein");
exit(0);
}  
if ((fout=fopen(argv[2],"w"))==NULL){
perror("fopen fileout");
exit(0);
}

while ((c=getc(fin))!=EOF)
putc(c,fout);

fclose(fin);
fclose(fout);
return 0;
}