rxvt-unicode/src/rxvtutil.C

#include <cstdlib>
#include <cstring>
#include <inttypes.h>

#include "rxvtutil.h"

class byteorder byteorder;

unsigned int byteorder::e;

byteorder::byteorder ()
{
  union {
    uint32_t u;
    uint8_t b[4];
  } w;

  w.b[0] = 0x11;
  w.b[1] = 0x22;
  w.b[2] = 0x33;
  w.b[3] = 0x44;

  e = w.u;
}

void *
zero_initialized::operator new (size_t s)
{
  void *p = malloc (s);

  memset (p, 0, s);
  return p;
}

void
zero_initialized::operator delete (void *p, size_t s)
{
  free (p);
}

static void *temp_buf;
static uint32_t temp_len;

void *
rxvt_temp_buf (int len)
{
  if (len > temp_len)
    { 
      free (temp_buf);
      temp_buf = malloc (len);
      temp_len = len;
    }
  
  return temp_buf;
}


Revision:	1.3
Committed:	Wed Jan 25 00:42:21 2006 UTC (18 years, 4 months ago) by root
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rel-7_3, rel-7_4, rel-7_3a
Changes since 1.2:	+15 -0 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#include <cstdlib>
2			#include <cstring>
3			#include <inttypes.h>
4
5			#include "rxvtutil.h"
6
7			class byteorder byteorder;
8
9	root	1.2	unsigned int byteorder::e;
10
11	root	1.1	byteorder::byteorder ()
12			{
13			union {
14			uint32_t u;
15			uint8_t b[4];
16			} w;
17
18			w.b[0] = 0x11;
19			w.b[1] = 0x22;
20			w.b[2] = 0x33;
21			w.b[3] = 0x44;
22
23			e = w.u;
24			}
25
26	root	1.2	void *
27			zero_initialized::operator new (size_t s)
28			{
29			void *p = malloc (s);
30
31			memset (p, 0, s);
32			return p;
33			}
34
35			void
36			zero_initialized::operator delete (void *p, size_t s)
37			{
38			free (p);
39			}
40
41	root	1.3	static void *temp_buf;
42			static uint32_t temp_len;
43
44			void *
45			rxvt_temp_buf (int len)
46			{
47			if (len > temp_len)
48			{
49			free (temp_buf);
50			temp_buf = malloc (len);
51			temp_len = len;
52			}
53
54			return temp_buf;
55			}
56	root	1.1
57