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Îļþ1.¶¯Ì¬¿â½Ó¿ÚÎļþ
//¶¯Ì¬¿â½Ó¿ÚÎļþgetmaxlen.h
#ifndef _GETMAXLEN_H_
#define _GETMAXLEN_H_
int getMaxLen(int *sel,int N);
#endif
Îļþ2.¶¯Ì¬¿â³ÌÐòʵÏÖÎļþ
//¶¯Ì¬¿â³ÌÐòʵÏÖÎļþgetmaxlen.c
#include "getmaxlen.h"
int getMaxLen(int *sel,int N)
{
   int n1=1,n2=1;
   for(int i=1;i<N;i++)
   {
        if(sel[i]>sel[i-1])
        {
             n2 ++;
             if(n2 > n1)
             {
                 n1 = n2;
             }
        }
        else
        {
             n2 = 1;
        }
   }
   return n1;
}
µÚ¶þ²½£º±àÒëÉú³É¶¯Ì¬¿â
     gcc getmaxlen.c –fPIC –shared –o libtest.so
ÓÉÒÔÉÏÃüÁîÉú³É¶¯Ì¬¿âlibtest.so£¬ÎªÁ˲»ÐèÒª¶¯Ì¬¼ÓÔض¯Ì¬¿â£¬ÔÚÃüÁîʱÐèÒÔlib¿ªÍ·ÒÔ.soΪºó׺¡£
–fPIC£º±íʾ±àÒëΪλÖöÀÁ¢µÄ´úÂ룬²»ÓôËÑ¡ÏîµÄ»°±àÒëºóµÄ´úÂëÊÇλÖÃÏà¹ØµÄËùÒÔ¶¯Ì¬ÔØÈëʱÊÇͨ¹ý´úÂ뿽±´µÄ·½Ê½À´Âú×㲻ͬ½ø³ÌµÄÐèÒª£¬¶ø²»ÄÜ´ïµ½ÕæÕý´úÂë¶Î¹²ÏíµÄÄ¿µÄ¡£
–shared£ºÖ¸Ã÷±àÒë³É¶¯Ì¬¿â¡£
µÚÈý²½£ºÊ¹Óö¯Ì¬¿â
1.      ±àÒëʱʹÓö¯Ì¬¿â
Îļþ1.¶¯Ì¬¿âʹÓÃÎļþtest.c
//ʹÓö¯Ì¬¿âlibtest.so,¸ÃÎļþÃûΪtest.c
#include "getmaxlen.h"
int main()
{


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