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#include<stdio.h>
#include<stdlib.h>
#include<sys/wait.h>
int main (int argc, char *argv[])
{
char szline[256];
FILE *fp;
if (argc != 2)
{
printf ("usage: %s command\n", argv[0]);
return 0;
}
if ((fp = popen (argv[1], "r")) == NULL)
{
printf ("the command %s not exist\n", argv[1]);
return 0;
}
while (fgets (szline, sizeof (szline) - 1, fp) != NULL)
{
printf ("frome command:%s", szline);
}
pclose (fp);
return 0;
}
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char* get_cmd_result(char* cmd)
{
FILE *fp;
char result[256];
memset (result, 0,sizeof(result));
if((fp=popen(cmd,"r"))==NULL)
{
printf("the command %s not exist\n",cmd);
pclose(fp);
return 0;
}
while(fgets(result,sizeof(result)-1,fp)!=NULL)
{
#ifdef __DEBUG__
g_print("get result is %s\n", result);
#endif
}
pclose(fp);
return result;
}
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int func(x)
{
int countx = 0;
while(x)
{
countx ++;
x = x&(x-1);
......
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#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/poll.h>
#include <l ......
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