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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "tool_setup.h"
#include <sys/stat.h>
#ifdef WIN32
# include <direct.h>
#endif
#define ENABLE_CURLX_PRINTF
/* use our own printf() functions */
#include "curlx.h"
#include "tool_dirhie.h"
#include "memdebug.h" /* keep this as LAST include */
#ifdef NETWARE
# ifndef __NOVELL_LIBC__
# define mkdir mkdir_510
# endif
#endif
#if defined(WIN32) || (defined(MSDOS) && !defined(__DJGPP__))
# define mkdir(x,y) (mkdir)((x))
# ifndef F_OK
# define F_OK 0
# endif
#endif
static void show_dir_errno(FILE *errors, const char *name)
{
switch(errno) {
#ifdef EACCES
case EACCES:
fprintf(errors, "You don't have permission to create %s.\n", name);
break;
#endif
#ifdef ENAMETOOLONG
case ENAMETOOLONG:
fprintf(errors, "The directory name %s is too long.\n", name);
break;
#endif
#ifdef EROFS
case EROFS:
fprintf(errors, "%s resides on a read-only file system.\n", name);
break;
#endif
#ifdef ENOSPC
case ENOSPC:
fprintf(errors, "No space left on the file system that will "
"contain the directory %s.\n", name);
break;
#endif
#ifdef EDQUOT
case EDQUOT:
fprintf(errors, "Cannot create directory %s because you "
"exceeded your quota.\n", name);
break;
#endif
default :
fprintf(errors, "Error creating directory %s.\n", name);
break;
}
}
/*
* Create the needed directory hierarchy recursively in order to save
* multi-GETs in file output, ie:
* curl "http://my.site/dir[1-5]/file[1-5].txt" -o "dir#1/file#2.txt"
* should create all the dir* automagically
*/
#if defined(WIN32) || defined(__DJGPP__)
/* systems that may use either or when specifying a path */
#define PATH_DELIMITERS "\\/"
#else
#define PATH_DELIMITERS DIR_CHAR
#endif
CURLcode create_dir_hierarchy(const char *outfile, FILE *errors)
{
char *tempdir;
char *tempdir2;
char *outdup;
char *dirbuildup;
CURLcode result = CURLE_OK;
size_t outlen;
outlen = strlen(outfile);
outdup = strdup(outfile);
if(!outdup)
return CURLE_OUT_OF_MEMORY;
dirbuildup = malloc(outlen + 1);
if(!dirbuildup) {
Curl_safefree(outdup);
return CURLE_OUT_OF_MEMORY;
}
dirbuildup[0] = '\0';
/* Allow strtok() here since this isn't used threaded */
/* !checksrc! disable BANNEDFUNC 2 */
tempdir = strtok(outdup, PATH_DELIMITERS);
while(tempdir != NULL) {
tempdir2 = strtok(NULL, PATH_DELIMITERS);
/* since strtok returns a token for the last word even
if not ending with DIR_CHAR, we need to prune it */
if(tempdir2 != NULL) {
size_t dlen = strlen(dirbuildup);
if(dlen)
msnprintf(&dirbuildup[dlen], outlen - dlen, "%s%s", DIR_CHAR, tempdir);
else {
if(outdup == tempdir)
/* the output string doesn't start with a separator */
strcpy(dirbuildup, tempdir);
else
msnprintf(dirbuildup, outlen, "%s%s", DIR_CHAR, tempdir);
}
if((-1 == mkdir(dirbuildup, (mode_t)0000750)) && (errno != EEXIST)) {
show_dir_errno(errors, dirbuildup);
result = CURLE_WRITE_ERROR;
break; /* get out of loop */
}
}
tempdir = tempdir2;
}
Curl_safefree(dirbuildup);
Curl_safefree(outdup);
return result;
}
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