mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-17 01:33:16 +03:00
113 lines
3.1 KiB
C
113 lines
3.1 KiB
C
/*
|
|
* Copyright 2014 vincent Sanders <vince@netsurf-browser.org>
|
|
*
|
|
* This file is part of NetSurf, http://www.netsurf-browser.org/
|
|
*
|
|
* NetSurf 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; version 2 of the License.
|
|
*
|
|
* NetSurf 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, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/** \file
|
|
* Table operations for files with posix compliant path separator.
|
|
*/
|
|
|
|
#include <stdarg.h>
|
|
#include <string.h>
|
|
|
|
#include "desktop/gui_factory.h"
|
|
#include "utils/utils.h"
|
|
|
|
#include "utils/file.h"
|
|
|
|
/**
|
|
* Generate a posix path from one or more component elemnts.
|
|
*
|
|
* If a string is allocated it must be freed by the caller.
|
|
*
|
|
* @param[in,out] str pointer to string pointer if this is NULL enough
|
|
* storage will be allocated for the complete path.
|
|
* @param[in,out] size The size of the space available if \a str not
|
|
* NULL on input and if not NULL set to the total
|
|
* output length on output.
|
|
* @param[in] nemb The number of elements.
|
|
* @param[in] ... The elements of the path as string pointers.
|
|
* @return NSERROR_OK and the complete path is written to str
|
|
* or error code on faliure.
|
|
*/
|
|
static nserror posix_vmkpath(char **str, size_t *size, size_t nelm, va_list ap)
|
|
{
|
|
return vsnstrjoin(str, size, '/', nelm, ap);
|
|
}
|
|
|
|
/**
|
|
* Get the basename of a file using posix path handling.
|
|
*
|
|
* This gets the last element of a path and returns it.
|
|
*
|
|
* @param[in] path The path to extract the name from.
|
|
* @param[in,out] str Pointer to string pointer if this is NULL enough
|
|
* storage will be allocated for the path element.
|
|
* @param[in,out] size The size of the space available if \a
|
|
* str not NULL on input and set to the total
|
|
* output length on output.
|
|
* @return NSERROR_OK and the complete path is written to str
|
|
* or error code on faliure.
|
|
*/
|
|
static nserror posix_basename(const char *path, char **str, size_t *size)
|
|
{
|
|
const char *leafname;
|
|
char *fname;
|
|
|
|
if (path == NULL) {
|
|
return NSERROR_BAD_PARAMETER;
|
|
}
|
|
|
|
leafname = strrchr(path, '/');
|
|
if (!leafname) {
|
|
leafname = path;
|
|
} else {
|
|
leafname += 1;
|
|
}
|
|
|
|
fname = strdup(leafname);
|
|
if (fname == NULL) {
|
|
return NSERROR_NOMEM;
|
|
}
|
|
|
|
*str = fname;
|
|
if (size != NULL) {
|
|
*size = strlen(fname);
|
|
}
|
|
return NSERROR_OK;
|
|
}
|
|
|
|
/* exported interface documented in utils/file.h */
|
|
nserror netsurf_mkpath(char **str, size_t *size, size_t nelm, ...)
|
|
{
|
|
va_list ap;
|
|
nserror ret;
|
|
|
|
va_start(ap, nelm);
|
|
ret = guit->file->mkpath(str, size, nelm, ap);
|
|
va_end(ap);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* default to using the posix file handling */
|
|
static struct gui_file_table file_table = {
|
|
.mkpath = posix_vmkpath,
|
|
.basename = posix_basename,
|
|
};
|
|
|
|
struct gui_file_table *default_file_table = &file_table;
|