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428
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1 /* Make all the directories along a path.
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2 Copyright (C) 1992 Free Software Foundation, Inc.
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3
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4 This file is part of GNU Emacs.
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5
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6 GNU Emacs is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2, or (at your option)
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9 any later version.
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10
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11 GNU Emacs is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with GNU Emacs; see the file COPYING. If not, write to
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18 the Free the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /* Synched up with: FSF 19.28. */
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22
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23 /* This program works like mkdir, except that it generates
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24 intermediate directories if they don't exist. This is just like
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25 the `mkdir -p' command on most systems; unfortunately, the mkdir
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26 command on some of the purer BSD systems (like Mt. Xinu) don't have
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27 that option. */
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28
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29 #ifdef emacs
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438
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30 #include <config.h>
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428
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31 #endif
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32
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33 #include <sys/types.h>
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34 #include <sys/stat.h>
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35 #include <stdio.h>
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36 #include <errno.h>
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37
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38 char *prog_name;
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39
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40 static int touchy_mkdir (char *path)
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41 {
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42 struct stat buf;
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43
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44 /* If PATH already exists and is a directory, return success. */
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45 if (stat (path, &buf) >= 0
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46 && (buf.st_mode & S_IFMT) == S_IFDIR)
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47 return 0;
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48
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49 /* Otherwise, try to make it. If PATH exists but isn't a directory,
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50 this will signal an error. */
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51 if (mkdir (path, 0777) < 0)
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52 {
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53 fprintf (stderr, "%s: ", prog_name);
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54 perror (path);
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55 return 1;
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56 }
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57
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58 return 0;
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59 }
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60
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61 int
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62 main (int argc, char *argv[])
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63 {
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64 prog_name = *argv;
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65
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66 for (argc--, argv++; argc > 0; argc--, argv++)
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67 {
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68 char *path = *argv;
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69 int i;
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70
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71 /* Stop at each slash in path and try to create the directory.
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72 Skip any initial slash. */
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73 for (i = (path[0] == '/') ? 1 : 0; path[i]; i++)
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74 if (path[i] == '/')
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75 {
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76 path[i] = '\0';
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77 if (touchy_mkdir (path) < 0)
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78 goto next_pathname;
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79 path[i] = '/';
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80 }
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81
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82 touchy_mkdir (path);
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83
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84 next_pathname:
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85 ;
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86 }
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87
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88 return 0;
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89 }
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