hush/coreutils/mkdir.c
Erik Andersen 5509af7073 * added (and documented) "-n" option for head -
contributed Friedrich Vedder <fwv@myrtle.lahn.de>
* Cleanup for a number of usage messages -- also
    contributed Friedrich Vedder <fwv@myrtle.lahn.de>
 -Erik
2000-01-23 18:19:02 +00:00

109 lines
2.5 KiB
C

/*
* Mini mkdir implementation for busybox
*
*
* Copyright (C) 1999 by Lineo, inc.
* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "internal.h"
#include <stdio.h>
#include <errno.h>
#include <sys/param.h>
static const char mkdir_usage[] =
"mkdir [OPTION] DIRECTORY...\n\n"
"Create the DIRECTORY(ies), if they do not already exist\n\n"
"Options:\n"
"\t-m\tset permission mode (as in chmod), not rwxrwxrwx - umask\n"
"\t-p\tno error if existing, make parent directories as needed\n";
static int parentFlag = FALSE;
static mode_t mode = 0777;
extern int mkdir_main(int argc, char **argv)
{
int i=FALSE;
argc--;
argv++;
/* Parse any options */
while (argc > 0 && **argv == '-') {
while (i==FALSE && *++(*argv)) {
switch (**argv) {
case 'm':
if (--argc == 0)
usage( mkdir_usage);
/* Find the specified modes */
mode = 0;
if ( parse_mode(*(++argv), &mode) == FALSE ) {
fprintf(stderr, "Unknown mode: %s\n", *argv);
exit( FALSE);
}
/* Set the umask for this process so it doesn't
* screw up whatever the user just entered. */
umask(0);
i=TRUE;
break;
case 'p':
parentFlag = TRUE;
break;
default:
usage( mkdir_usage);
}
}
argc--;
argv++;
}
if (argc < 1) {
usage( mkdir_usage);
}
while (argc > 0) {
int status;
struct stat statBuf;
char buf[NAME_MAX];
strcpy (buf, *argv);
status=stat(buf, &statBuf);
if (parentFlag == FALSE && status != -1 && status != ENOENT ) {
fprintf(stderr, "%s: File exists\n", buf);
exit( FALSE);
}
if (parentFlag == TRUE) {
strcat( buf, "/");
createPath(buf, mode);
}
else {
if (mkdir (buf, mode) != 0 && parentFlag == FALSE) {
perror(buf);
exit( FALSE);
}
}
argc--;
argv++;
}
exit( TRUE);
}