进程1：由进程ID获取进程名字

#define SVP_RCHMI_PROCESS_NAME          "rc_hmi"static pid_t process_pid = 1000；int main(){    FILE *fp_handle;    SVPChar buf[128] = {'\0'};    SVPChar cmd[128] = {'\0'};    SVPChar dest_path[128] = {'\0'};    SVPChar cur_task_name[128] = {'\0'};    sprintf(dest_path, "/proc/%d/status", process_pid);    fp_handle= fopen(dest_path, "r");    if(NULL != fp_handle)    {        if( fgets(buf, 128, fp_handle)== NULL )        {            fclose(fp_handle);            Hmi_Service_Flag = 0;        }        fclose(fp_handle);        sscanf(buf, "%*s %s", cur_task_name);        if (strcmp(SVP_RCHMI_PROCESS_NAME, cur_task_name) == 0){            Hmi_Service_Flag = 1;        }        else{            Hmi_Service_Flag = 0;        }    }    else    {        Hmi_Service_Flag = 0;    }    return 0;}