xv6

port of xv6 to x86-64
git clone http://frotz.net/git/xv6.git
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mkdir.c (327B)

      1 #include "types.h"
      2 #include "stat.h"
      3 #include "user.h"
      4 
      5 int
      6 main(int argc, char *argv[])
      7 {
      8   int i;
      9 
     10   if(argc < 2){
     11     printf(2, "Usage: mkdir files...\n");
     12     exit();
     13   }
     14 
     15   for(i = 1; i < argc; i++){
     16     if(mkdir(argv[i]) < 0){
     17       printf(2, "mkdir: %s failed to create\n", argv[i]);
     18       break;
     19     }
     20   }
     21 
     22   exit();
     23 }