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/* Tux Commandern VFS: String utilities
* Copyright (C) 2007 Tomas Bzatek <tbzatek@users.sourceforge.net>
* Check for updates on tuxcmd.sourceforge.net
*
* 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 <stdio.h>
#include <string.h>
#include "strutils.h"
char* include_trailing_path_sep(const char *APath)
{
if (APath == NULL) return NULL;
char *ANewPath;
// log("xxx = %s\n", (APath + strlen(APath) - 1));
if (strcmp(APath + strlen(APath) - 1, "/") != 0) {
ANewPath = (char*)malloc(strlen(APath) + 2);
snprintf(ANewPath, strlen(APath) + 2, "%s/", APath);
} else ANewPath = strdup(APath);
return ANewPath;
}
char* exclude_trailing_path_sep(const char *APath)
{
if (APath == NULL) return NULL;
char *ANewPath;
// log("orig = %s, len = %d, xxx = %s\n", APath, (int)strlen(APath), (APath + strlen(APath) - 1));
if ((strcmp(APath + strlen(APath) - 1, "/") == 0) && (strlen(APath) > 1)) {
ANewPath = (char*)malloc(strlen(APath));
snprintf(ANewPath, strlen(APath), "%s", APath); // The number of bytes copied includes the trailing \0
} else ANewPath = strdup(APath);
return ANewPath;
}
char* include_leading_path_sep(const char *APath)
{
if (APath == NULL) return NULL;
char *ANewPath;
// log("xxx = %s, %lu, strlen(APath) = %d, index() = %ld\n", APath, (unsigned long int)APath, (int)strlen(APath), (unsigned long int)index(APath, 0x2f));
if (index(APath, 0x2f) != APath) {
ANewPath = (char*)malloc(strlen(APath) + 2);
snprintf(ANewPath, strlen(APath) + 2, "/%s", APath); // The number of bytes copied includes the trailing \0
} else ANewPath = strdup(APath);
return ANewPath;
}
char* exclude_leading_path_sep(const char* APath)
{
if (APath == NULL) return NULL;
char *s = strdup(APath);
char *ss;
if (IS_DIR_SEP(*s)) ss = strdup(s + 1); else ss = strdup(s);
free(s);
return ss;
}
char* extract_file_name(const char *APath)
{
if (APath == NULL) return NULL;
// log("xxx = %s\n", (APath + strlen(APath) - 1));
char *file_part = rindex(APath, 0x2f); // returns NULL if not found or if the file is in the root ( / )
if (file_part == NULL) return NULL;
return strdup(file_part + 1);
}
// Extracts file path starting with "/" and ending with "/"
char* extract_file_path(const char *APath)
{
if (APath == NULL) return NULL;
// log("xxx = %s\n", (APath + strlen(APath) - 1));
char *file_part = rindex(APath, 0x2f); // returns NULL if not found or if the file is in the root ( / )
if (file_part == NULL) return NULL;
char *ANewPath = (char*)malloc(file_part - APath + 2);
snprintf(ANewPath, file_part - APath + 2, "%s", APath);
return ANewPath;
}
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