include/common/string.h

/**
 * string.h: Various string structures and functions.
 *
 * Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team
 * Rights to this code are as documented in doc/pod/gplicense.pod.
 *
 * $Id: string.h,v 1.4 2007-09-05 11:23:13 pippijn Exp $
 */

#ifndef ERMYTH_STRING_H
#define ERMYTH_STRING_H

#include <cstddef>
#include <cstring>

/* static string */
struct ststr
{
  ststr (char const * const initstr)
  : m_rep (initstr)
  {
  }

  ststr (ststr &initstr)
  : m_rep (initstr)
  {
  }

  char const *c_str () const
  {
    return m_rep;
  }

  operator char const * () const
  {
    return c_str ();
  }

private:
  char const * const m_rep;
};

// dynamic string
struct dynstr
{
  dynstr (size_t initlength = 32)
  : m_rep (new char[initlength]), pos (0), length (initlength)
  {
  }

  ~dynstr ()
  {
    delete[] m_rep;
  }

  void clear ()
  {
    m_rep[0] = '\0';
    pos = 0;
  }

  char const *c_str () const
  {
    return m_rep;
  }

  operator char const * () const
  {
    return c_str ();
  }

  size_t size ()
  {
    return length;
  }

  dynstr &operator = (char const *rhs)
  {
    clear ();
    add (rhs, strlen (rhs));
    return *this;
  }

  int add (char const c);
  int add (char const * const src, size_t size);
  int add (char const * const src)
  {
    return add (src, strlen (src));
  }

private:
  char *m_rep;
  size_t pos;
  size_t length;
};

#endif
Revision:	1.5
Committed:	Sun Sep 16 18:54:42 2007 UTC (19 years ago) by pippijn
Content type:	text/plain
Branch:	MAIN
Changes since 1.4:	+5 -5 lines
Log Message:	#defines to enum
#	User	Rev	Content
1	pippijn	1.5	/**
2			* string.h: Various string structures and functions.
3			*
4	pippijn	1.1	* Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team
5	pippijn	1.5	* Rights to this code are as documented in doc/pod/gplicense.pod.
6	pippijn	1.1	*
7	pippijn	1.5	* $Id: string.h,v 1.4 2007-09-05 11:23:13 pippijn Exp $
8	pippijn	1.1	*/
9
10	pippijn	1.2	#ifndef ERMYTH_STRING_H
11			#define ERMYTH_STRING_H
12	pippijn	1.1
13	pippijn	1.4	#include <cstddef>
14			#include <cstring>
15	pippijn	1.1
16	pippijn	1.2	/* static string */
17			struct ststr
18	pippijn	1.1	{
19	pippijn	1.2	ststr (char const * const initstr)
20			: m_rep (initstr)
21	pippijn	1.1	{
22			}
23
24	pippijn	1.2	ststr (ststr &initstr)
25			: m_rep (initstr)
26			{
27			}
28
29			char const *c_str () const
30			{
31			return m_rep;
32			}
33
34			operator char const * () const
35			{
36			return c_str ();
37			}
38
39	pippijn	1.4	private:
40			char const * const m_rep;
41			};
42
43			// dynamic string
44			struct dynstr
45			{
46			dynstr (size_t initlength = 32)
47			: m_rep (new char[initlength]), pos (0), length (initlength)
48	pippijn	1.2	{
49	pippijn	1.4	}
50
51			~dynstr ()
52			{
53			delete[] m_rep;
54			}
55
56			void clear ()
57			{
58			m_rep[0] = '\0';
59			pos = 0;
60			}
61
62			char const *c_str () const
63			{
64			return m_rep;
65			}
66
67			operator char const * () const
68			{
69			return c_str ();
70			}
71
72			size_t size ()
73			{
74			return length;
75			}
76
77			dynstr &operator = (char const *rhs)
78			{
79			clear ();
80			add (rhs, strlen (rhs));
81			return *this;
82			}
83
84			int add (char const c);
85			int add (char const * const src, size_t size);
86			int add (char const * const src)
87			{
88			return add (src, strlen (src));
89	pippijn	1.2	}
90
91			private:
92	pippijn	1.4	char *m_rep;
93			size_t pos;
94			size_t length;
95	pippijn	1.2	};
96
97	pippijn	1.1	#endif