int 换成 字符串 （不用 itoa）

/*
 * author:lx
 * date:2011-10-04
 * brief: convent int to string
 */

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

void
con_string( int a )
{       
        int m = 10;
        char p[6];
        int c = 1;
        char *q = p;
        

        while ( a != 0 )
        {
                c = a % m;
                a = a / m;
                
                *q = c + '0';
                q++;
        }

        *q = '\0';

        printf( "%s\n", p );
}


int 
main( void )
{
        int a = 12345;

        con_string( a );

        exit( 0 );
}