Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

dm642 cÔËÐпâµÄmalloc·ÖÎö

cÔËÐпâmalloc·ÖÅäµÄÄÚ´æÔÚÄÄÀïÄØ£¬Ê×ÏÈÉÏ´úÂ룺
//ÄÚ´æ´óСÁ¬½ÓÆ÷½«ÆäµØÖ·Ö¸Ïò-heapÑ¡Ïî
extern _DATA_ACCESS int _SYSMEM_SIZE;
//ÄÚ´æÇøÓò
#pragma DATA_SECTION(_sys_memory, ".sysmem")
far PACKET _sys_memory[1] = { ((size_t)&_SYSMEM_SIZE) - sizeof(PACKET), 0 };
    
    ÔÚbiosÉèÖÃÀïÃæ£¬system--->mem->property->general, segment for malloc() / free(), ÉèÖóÉSDRAM£»  ÔÚbiosÉèÖÃÀïÃæ£¬system--->mem->property->general, segment for malloc() / free(), ÉèÖóÉSDRAM£»Òâ˼ÊÇʵÏÖ±ê×¼CµÄmalloc/freeµÈº¯Êý£¨ÈçMEM_alloc£©À´ÉêÇëºÍÊÍ·ÅÄÚ´æ¡£²Î¿¼spru403q.pdf£¬page269


Ïà¹ØÎĵµ£º

dz̸C/C++ÄÚ´æÐ¹Â©¼°Æä¼ì²â¹¤¾ß

¶ÔÓÚÒ»¸öc/c++³ÌÐòÔ±À´Ëµ£¬ÄÚ´æÐ¹Â©ÊÇÒ»¸ö³£¼ûµÄÒ²ÊÇÁîÈËÍ·ÌÛµÄÎÊÌâ¡£ÒѾ­ÓÐÐí¶à¼¼Êõ±»Ñо¿³öÀ´ÒÔÓ¦¶ÔÕâ¸öÎÊÌ⣬±ÈÈçSmart Pointer£¬Garbage CollectionµÈ¡£Smart Pointer¼¼Êõ±È½Ï³ÉÊ죬STLÖÐÒѾ­°üº¬Ö§³ÖSmart PointerµÄclass£¬µ«ÊÇËüµÄʹÓÃËÆºõ²¢²»¹ã·º£¬¶øÇÒËüÒ²²»Äܽâ¾öËùÓеÄÎÊÌ⣻Garbage Collection¼¼ÊõÔÚJavaÖÐÒѾ­ ......

cºÍc++ÏÂÓÃջʵÏÖÊýµÄ½øÖÆ×ª»»

1. CµÄʵÏÖ
//stack.h
#ifndef STACK_H
#define STACK_H
#define STACK_CAPACITY 20//maximum size of stack
typedef int stackEle;
typedef struct
{
stackEle myArray[ STACK_CAPACITY ];
int myTop;
}stack;
//construct(initialize) an empty stack
stack *stack_init(void);
//return 1 if stack is em ......

Symbian C/S »úÖÆ·ÖÎö| symbian os

http://www.devdiv.net/blog/space-14481-do-blog-id-458.html

ÒÔÏ·ÖÎö»ùÓÚ£º
Developer Platform :S60 3rd Edition, Feature Pack 2 SDK
Operating System :Symbian OS v9.3
Ò»£¬ÎªÊ²Ã´ÒªÊ¹ÓÃClient/Server¼Ü¹¹
ÔÚSymibian OSÖÐËùÓеÄÒì²½·þÎñ¶¼ÊÇServerͨ¹ýC/S¼Ü¹¹À´ÊµÏֵġ£ClientÊÇÀûÓÃServerÌṩµÄÌØ¶¨· ......

android ±àÒëNative CµÄhello,worldÄ£¿é

±àÒëNative CµÄhello,worldÄ£¿é
    Android ±àÒë»·¾³±¾Éí±È½Ï¸´ÔÓ£¬ÇÒ²»ÏñÆÕͨµÄ±àÒë»·¾³£ºÖ»Óж¥²ãĿ¼Ï²ÅÓÐMakefileÎļþ£¬¶øÆäËûµÄÿ¸öcomponent¶¼Ê¹ÓÃͳһ±ê×¼µÄ Android.mk. Android.mkÎļþ±¾ÉíÊDZȽϼòµ¥µÄ£¬²»¹ýËü²¢²»ÊÇÎÒÃÇÊìϤµÄMakefile£¬¶øÊǾ­¹ýÁËAndroid×ÔÉí±àÒëϵͳµÄºÜ¶à´¦Àí£¬Òò´ËÒªÕæÕýÀ ......

C/C++ʱ¼äº¯Êý

clock()·µ»Øclock_tÀàÐÍ£»
ÔÚtime.hÍ·ÎļþÖУ¬¶¨ÒåÁË typedef long clock_t
clock()ÊÇÓÃÀ´¼ÆËãÁ½¸öʱ¼äµãÖ®¼äµÄʱ¼ä¼ä¸ô¡£ÈçϳÌÐò£º
#include <stdio.h>
int main()
{
 int i = 0;
 clock_t start_time, end_time;
 start_time = clock(); //¿ªÊ¼¼ÆÊ±, start_time = 0
 
 while( ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ