kill 进程一个简单函数接口

//主要使用到函数popen、pclose(fp)、kill、

void kill_app_process(char* name)

{
FILE* fp;
char buf[32];
char cmd[100];
char c_pid[8];
int pid[10] = {0,};
int k,i, index=0;


snprintf(cmd,sizeof(cmd), "pidof %s", name);


fp = popen(cmd, "r");


if(fp == NULL)
{
fprintf(stderr, "popen(%s) error(%d)\n", cmd, errno);
return;
}


if(fgets(buf, 32, fp) == NULL)
{
fprintf(stderr, "Can't get pid of %s\n", name);
pclose(fp);
return;
}


if(strlen(buf) <= 1)return;


for(k=0, i=0 ; k < strlen(buf); k++, i++)
{
if(buf[k] == '\n')
break;


if(buf[k] == ' ')
{
c_pid[i] = 0;
pid[index++] = atoi(c_pid);
i=-1;
continue;
}
c_pid[i] = buf[k];
}
c_pid[i] = 0;
pid[index++] = atoi(c_pid);


for(i=0 ; i < index ; i++)
{
fprintf(stderr, "The Pid of %s pid = %d\n ---kill---", name, pid[i]);
kill(pid[i], SIGKILL);
}


pclose(fp);


return;
}