hello.c

来自「opensolaris操作系统下面的一些练习用源码opensolaris操作系统」· C语言 代码 · 共 41 行

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

char *hello1,*hello2;

void
memory_use()
{
	hello1 = (char *)malloc(32);
	strcpy(hello1, "hello world");
	hello2 = (char *)malloc(strlen(hello1)+1);
	strcpy(hello2,hello1);
}

void
memory_leak()
{
	char *local;
	local = (char *)malloc(32);
	strcpy(local,"hello world");
}

void 
access_error()
{
	int i,j;

	i=j;
}

int
main()
{
	memory_use();
	access_error();
	memory_leak();
	printf("%s\n",hello2);
	return 0;
}