unlink.c

   1 #include <unistd.h>
   2 #include <stdio.h>
   3 static int usage(void) {
   4         dprintf(2, "usage: unlink file\n");
   5         return 1;
   6 }
   7
   8 int main(int argc, char** argv) {
   9         if(argc != 2) return usage();
  10         if(unlink(argv[1]) == -1) {
  11                 perror("unlink");
  12                 return 1;
  13         }
  14         return 0;
  15 }