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86 lines
2.1 KiB
C
86 lines
2.1 KiB
C
/* Make all the directories along a path.
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Copyright (C) 1992 Free Software Foundation, Inc.
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This file is part of GNU Emacs.
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GNU Emacs is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 1, or (at your option)
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any later version.
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GNU Emacs is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* This program works like mkdir, except that it generates
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intermediate directories if they don't exist. This is just like
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the `mkdir -p' command on most systems; unfortunately, the mkdir
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command on some of the purer BSD systems (like Mt. Xinu) don't have
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that option. */
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <stdio.h>
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#include <errno.h>
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extern int errno;
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char *prog_name;
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int touchy_mkdir (path)
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char *path;
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{
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struct stat buf;
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/* If PATH already exists and is a directory, return success. */
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if (stat (path, &buf) >= 0
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&& (buf.st_mode & S_IFMT) == S_IFDIR)
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return 0;
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/* Otherwise, try to make it. If PATH exists but isn't a directory,
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this will signal an error. */
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if (mkdir (path, 0777) < 0)
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{
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fprintf (stderr, "%s: ", prog_name);
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perror (path);
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return -1;
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}
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return 0;
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}
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int
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main (argc, argv)
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int argc;
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char **argv;
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{
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prog_name = *argv;
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for (argc--, argv++; argc > 0; argc--, argv++)
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{
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char *path = *argv;
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int i;
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/* Stop at each slash in path and try to create the directory.
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Skip any initial slash. */
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for (i = (path[0] == '/') ? 1 : 0; path[i]; i++)
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if (path[i] == '/')
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{
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path[i] = '\0';
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if (touchy_mkdir (path) < 0)
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goto next_pathname;
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path[i] = '/';
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}
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touchy_mkdir (path);
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next_pathname:
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;
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}
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}
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