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/**
* File: String.h
* Project: libvdr - classes taken from vdr-project
*
* from "Video Disk Recorder":
*
* Copyright (C) 2000, 2003, 2006, 2008 Klaus Schmidinger
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*
* The original author can be reached at kls@tvdr.de
*
* The vdr project's page is at http://www.tvdr.de
*
*/
#ifndef STRING_H
#define STRING_H
#include <CharsetConv.h>
#include <stddef.h>
#include <stdarg.h>
class cString {
public:
cString(const char *S = NULL, bool TakePointer = false);
cString(const cString &String);
virtual ~cString();
operator const void * () const { return s; } // to catch cases where operator*() should be used
operator const char * () const { return s; } // for use in (const char *) context
const char * operator*() const { return s; } // for use in (const void *) context (printf() etc.)
cString &operator=(const cString &String);
cString &operator=(const char *String);
cString &Truncate(int Index); ///< Truncate the string at the given Index (if Index is < 0 it is counted from the end of the string).
static cString sprintf(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
static cString vsprintf(const char *fmt, va_list &ap);
private:
char *s;
};
char *strcpyrealloc(char *dest, const char *src);
char *strn0cpy(char *dest, const char *src, size_t n);
char *strreplace(char *s, char c1, char c2);
char *strreplace(char *s, const char *s1, const char *s2); ///< re-allocates 's' and deletes the original string if necessary!
inline char *skipspace(const char *s)
{
if ((uchar)*s > ' ') // most strings don't have any leading space, so handle this case as fast as possible
return (char *)s;
while (*s && (uchar)*s <= ' ') // avoiding isspace() here, because it is much slower
s++;
return (char *)s;
}
char *stripspace(char *s);
char *compactspace(char *s);
cString strescape(const char *s, const char *chars);
bool startswith(const char *s, const char *p);
bool endswith(const char *s, const char *p);
bool isempty(const char *s);
int numdigits(int n);
bool isnumber(const char *s);
int64_t StrToNum(const char *s);
///< Converts the given string to a number.
///< The numerical part of the string may be followed by one of the letters
///< K, M, G or T to abbreviate Kilo-, Mega-, Giga- or Terabyte, respectively
///< (based on 1024). Everything after the first non-numeric character is
///< silently ignored, as are any characters other than the ones mentioned here.
cString itoa(int n);
#endif /* STRING_H */
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