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add heap and semaphore examples.

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git-svn-id: https://rt-thread.googlecode.com/svn/trunk@501 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong
2010-03-17 09:57:07 +00:00
parent 824dc0b00e
commit 2d54fcc405
7 changed files with 599 additions and 0 deletions
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72
examples/kernel/heap_malloc.c Normal file
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@@ -0,0 +1,72 @@
#include <rtthread.h>
#include "tc_comm.h"
/*
* This is an example for heap malloc
*/
static rt_bool_t mem_check(rt_uint8_t *ptr, rt_uint8_t value, rt_uint32_t len)
{
while (len)
{
if (*ptr != value) return RT_FALSE;
ptr ++;
len --;
}
return RT_TRUE;
}
static void heap_malloc_init()
{
rt_uint8_t *ptr1, *ptr2, *ptr3, *ptr4, *ptr5;
ptr1 = rt_malloc(1);
ptr2 = rt_malloc(13);
ptr3 = rt_malloc(31);
ptr4 = rt_malloc(127);
ptr5 = rt_malloc(0);
memset(ptr1, 1, 1);
memset(ptr2, 2, 13);
memset(ptr3, 3, 31);
memset(ptr4, 4, 127);
if (mem_check(ptr1, 1, 1) != RT_FALSE) goto _failed;
if (mem_check(ptr2, 2, 13) != RT_FALSE) goto _failed;
if (mem_check(ptr3, 3, 31) != RT_FALSE) goto _failed;
if (mem_check(ptr4, 4, 127) != RT_FALSE) goto _failed;
rt_free(ptr4);
rt_free(ptr3);
rt_free(ptr3);
rt_free(ptr1);
if (ptr5 != RT_NULL)
{
rt_free(ptr5);
}
tc_done(TC_STAT_PASSED);
_failed:
tc_done(TC_STAT_FAILED);
}
#ifdef RT_USING_TC
int _tc_heap_malloc()
{
heap_malloc_init();
return 0;
}
FINSH_FUNCTION_EXPORT(_tc_heap_malloc, a heap malloc test);
#else
int rt_application_init()
{
heap_malloc_init();
return 0;
}
#endif