#include <stdio.h> #include <stdlib.h> #include <string.h> #include <pthread.h> #include <sys/time.h> #include <unistd.h> #include <pwd.h> #include <signal.h> #include <list> #include <algorithm> #include <iostream> #include <map> #include <string> #include <queue> #include <vector> #include <sstream> #define LOG_BRASERO_NUM 15 using namespace std; static char *g_cpBrasero[] = { (char *) "ID", (char *) "刻录时间", (char *) "刻录机型号", (char *) "光盘属性", (char *) "刻录状态", (char *) "计算机帐户", (char *) "文件名称", (char *) "文件大小", (char *) "文件类型", (char *) "测试1", (char *) "测试2", (char *) "测试3", (char *) "测试4", (char *) "测试5", (char *) "测试6", }; typedef struct _tagBraseroLog { char cpValue[1024]; } BRASEROLOG; int uosaarch_line_parse(char *pBuffer) { int index, len,lastLen; int ret = 0; char *begin = NULL; char *end = NULL; char *lastEnd = NULL; //debug printf("进入了扫描"); BRASEROLOG BraseroLog[LOG_BRASERO_NUM]; memset(&BraseroLog, 0, LOG_BRASERO_NUM * sizeof(BRASEROLOG)); for (index = 0; index < LOG_BRASERO_NUM; index++) { begin = strstr(pBuffer, g_cpBrasero[index]); if(NULL == begin) continue; begin=strstr(begin,"="); end = strstr(pBuffer, g_cpBrasero[index + 1]); //end--; if (begin != NULL) { len = strlen("="); unsigned long strSize = end - begin - len ; printf("BraseroLOg[%d]=%s\n",index,BraseroLog[index].cpValue); //strncpy(BraseroLog[index].cpValue, begin + len, std::min(strSize, sizeof(BraseroLog[index].cpValue) - 1))； // printf("PrintLog[%d] = %s\n",index,BraseroLog[index].cpValue); } return 0; } return 1; } int main(){ char a[500] = "ID=1689309873, 刻录时间=2023-07-14 12:44:34, 刻录机型号=TSSTcorp-CDDVDW-SE-218CB-R95M6YMDA00008, 光盘属性=DVD+R, 刻录状态=成功, 计算机帐户=hba, 文件名称=/home/hba/Desktop/刻录测试文件.txt, 文件大小=66 B, 文件类型=文档"; uosaarch_line_parse(a); return 0; }

补全代码#include <stdio.h> #include <stdlib.h> #include <string.h> #include <errno.h> #include <unistd.h> #include <sys/types.h> #include <sys/socket.h> #include <sys/shm.h> #include #include "mypthread.h" #include "serial.h" #include "zigbee.h" #include "my_camera.h" #include "server.h" static int zgbfd; static pthread_mutex_t cam_mutex; void pthread_cam(void arg) { } void pthread_zgb(void arg) { } void pthread_cli(void arg) { }

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <errno.h> #include <unistd.h> #include <sys/types.h> #include <sys/socket.h> #include <sys/shm.h> #include <pthread.h> #include ...

解释以下头文件：#include <stdio.h> #include <stdlib.h> #include <stdint.h> #include <string.h> #include <unistd.h> #include <fcntl.h> #include #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <ctype.h> #include <sys/pps.h> #include <sys/types.h> #include "camera.h" #include <encoder.h> #include "ppsFunc.h" #include "timeDiff.h"

#include <stdio.h> #include <stdlib.h> #include <stdint.h> #include <string.h> #include <unistd.h> #include <fcntl.h> #include #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <ctype.h> #include <sys/pps.h> #include <sys/types.h> #include "camera.h" #include <encoder.h> #include "ppsFunc.h" #include "timeDiff.h"

优化这段代码//为消息发送程序 #include<stdio.h> #include<stdlib.h> #include<string.h> #include<sys/stat.h> #include<fcntl.h> #include #include<semaphore.h> #include<sys/types.h> #include<unistd.h> #include<sys/ipc.h> #include<sys/shm.h> static const char * MUTEX_NAME = "mutex_shm"; static const char * FULL_NAME = "full_shm"; #define INPUT_SIZE 1024 //输入的最大长度 #define KEY_NUM 8848 void P(sem_t semPtr){ sem_wait(semPtr); } void V(sem_t semPtr){ sem_post(semPtr); } int main(int argc, char** argv){ key_t key = KEY_NUM; //为共享内存段命名 char input[INPUT_SIZE]; char reply[INPUT_SIZE]; int shmid; char* shmptr; //创建共享内存 shmid = shmget(key, INPUT_SIZE, IPC_CREAT | 0666); if(shmid < 0) { perror("Receiver: Shmget Error"); exit(EXIT_FAILURE); } //启动对该共享内存的访问，并把共享内存连接到当前进程的地址空间 shmptr = shmat(shmid, NULL, 0); sem_t* mutex = sem_open(MUTEX_NAME,O_CREAT); //共享内存只能同时一个程序访问 sem_t* full = sem_open(FULL_NAME,O_CREAT); //共享内存的消息数量 printf("请输入一串字符:"); scanf("%s",input); P(mutex); strcpy(shmptr,input); V(mutex); V(full); printf("消息已发送给receiver!\n"); //把共享内存从当前进程中分离 if(shmdt(shmptr) == -1){ fprintf(stderr, "shmdt failed\n"); exit(EXIT_FAILURE); } return 0; }

#include<stdio.h> #include<stdlib.h> #include<string.h> #include<sys/stat.h> #include<fcntl.h> #include<pthread.h> #include<semaphore.h> #include<sys/types.h> #include<unistd.h> #include<sys/ipc.h> #...

修改这段代码，让它能够在gcc编译器中顺利的运行#include <unistd.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include char message[50] = "Hello World"; void thread_function(void arg) { printf("===CHILD run and want to sleep(5). message NOW is %s\n", (char )arg); sleep(5); strcpy(message, "HELLO FATHER!"); pthread_exit("===Thank you for your CPU time!"); } int main() { int res; pthread_t threadCH; void thread_result; res = pthread_create(&threadCH, NULL, thread_function, (void )message); if (res != 0) { perror("Thread creation failed!"); exit(EXIT_FAILURE); } printf("MAIN THREAD is Waiting for thread to finish by JOIN...\n"); res = pthread_join(threadCH, &thread_result); if (res != 0) { perror("Thread join failed!\n"); exit(EXIT_FAILURE); } printf("CHILD THREAD returned %s\n", (char )thread_result); printf("Message NOW is %s\n", message); exit(EXIT_FAILURE); }//main

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <pthread.h> char message[50] = "Hello World"; void *thread_function(void *arg) { printf("===CHILD run and want to sleep(5). ...

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include <unistd.h> #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> //#include #include "../include/zcan.h" #include "../include/device.h" #include "../include/Mona_E3.h" #define RX_20_BUFF_SIZE 1000 U8 channel = 0; unsigned gDevType1 = 33;//设备号 unsigned gDevIdx1 = 0;//设备索引 Mona_E3 mona(channel); int main(int argc, char* argv[]){ ZCAN_20_MSG RX_20_buff[RX_20_BUFF_SIZE]; // can buffer U8 XCP_CANFD_Tx_Data[64]; Dev_Init(gDevType1, gDevIdx1, channel); //XCP_CANDF_TX(XCP_CANFD_Tx_Data); U32 ret = Weima_CAN_RX(RX_20_buff); printf("ret = %d\n", ret); for(U32 i=0; i<ret; ++i){ printf("i = %d\n", i); mona.transform(RX_20_buff[i]); } printf("OK\n"); VCI_CloseDevice(gDevType1, gDevIdx1); return 0; }

这是一段C语言代码，包含多个头文件和函数。根据代码中的注释，该程序使用了ZLG...此外，该代码中还有一些注释部分（如#include <pthread.h>），可能是被注释掉的代码或者不需要的库文件，也需要根据具体情况进行调整。

#include #include <stdio.h> #include <stdlib.h> #include <string.h> #include "MQTTClient.h" #include <stdint.h> #include <signal.h> /* sigaction / #include <errno.h> #include "sqlite3.h" #include "pan_reg.h" #include "spi_func.h" #include "auxiliary.h" #if !defined(WIN32) #include <unistd.h> #else #include <windows.h> #endif #include <netdb.h> #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <math.h> / modf */ #include "cJSON.h" #include <fcntl.h> #include "uart.h" #include <sys/types.h> #include <sys/ipc.h> #include <sys/msg.h>

这是一段 C 语言的代码，包含了一些头文件的引用，如 pthread.h、stdio.h、stdlib.h、string.h、MQTTClient.h、stdint.h、signal.h、errno.h、sqlite3.h、netdb.h、sys/types.h、sys/socket.h、netinet/in.h、math.h...

#include <sys/types.h> #include<sys/socket.h> #include<stdio.h> #include<string.h> #include<netinet/in.h> #include <unistd.h> #include <stdlib.h> #include #include <arpa/inet.h> #include <stdbool.h> #include <sys/stat.h> #include <fcntl.h> #include <sys/mman.h> #define PORT 6000 #define SERVER_IP "192.168.40.128" void routine(void arg) { int newsockfd=(int )arg; char buf[10]; while(1) { bzero(buf,10); int size=recv(newsockfd,buf,sizeof(buf),0); buf[size]='\0'; printf("recive from client is : %s",buf); } } int main() { char buf[10]="hello"; int sockfd=socket(AF_INET,SOCK_STREAM,0); if(sockfd<0) { perror("socket fail\n"); return -1; } //Set Sockopt int sinsize = 1; int ret = setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &sinsize, sizeof(int)); if(ret != 0) { perror("Set sockopt fail!\n"); exit -1; } struct sockaddr_in s; memset(&s,0,sizeof(s)); s.sin_family=AF_INET; s.sin_port=htons(6000); //s.sin_addr.s_addr=inet_addr("192.168.40.128");// 要求大端模式的端口号和 IP 地址 s.sin_addr.s_addr = inet_addr(SERVER_IP); int bi=bind(sockfd,(struct sockaddr )&s,sizeof(struct sockaddr)); if(bi<0) { perror("bind fail\n"); } listen(sockfd,5); struct sockaddr_in c; int size=sizeof(struct sockaddr); int newsockfd=accept(sockfd,(struct sockaddr )&c,&size); / 创建线程 **********/ pthread_t pid; pthread_create(&pid,NULL,routine,(void *)&newsockfd); while(1) { memset(buf,0,10); fgets(buf,10,stdin); int slen=send(newsockfd,buf,strlen(buf),0); if(slen<0) { printf("send failed\n"); return -1; } } pthread_join(pid,NULL); close(newsockfd); close(sockfd); return 0; }编写能够与这个代码相互收发的代码

#include <stdio.h> #include <string.h> #include <netinet/in.h> #include <arpa/inet.h> #include <unistd.h> #include <stdlib.h> #define PORT 6000 #define SERVER_IP "192.168.40.128" int main() { char ...

编写以简单程序实现下列功能:主进程实现每个一秒输出字母A、B、C、D…等10个字母，创建一个线程，该线程实现每秒输出数字1、2、3…等10个数字//参考例题1：thread1.c#include <stdio.h>#include <unistd.h>#include <stdlib.h>#include <string.h>#include void thread_function(void arg);char message[] = "Hello World";void thread_function(void arg) {printf("thread_function is running. Argument was %s\n", (char )arg);sleep(3);strcpy(message, "Bye!");pthread_exit("Thank you for the CPU time");}int main() {int res;pthread_t a_thread;void thread_result;res = pthread_create(&a_thread, NULL, thread_function, (void )message);if (res != 0) {perror("Thread creation failed");exit(EXIT_FAILURE);}printf("Waiting for thread to finish...\n");res = pthread_join(a_thread, &thread_result);if (res != 0) {perror("Thread join failed");exit(EXIT_FAILURE);}printf("Thread joined, it returned %s\n", (char )thread_result);printf("Message is now %s\n", message);exit(EXIT_SUCCESS);}

#include <stdio.h> #include <pthread.h> #include <unistd.h> void *print_letters(void *arg) { int i; for (i = 0; i < 10; i++) { printf("%c ", 'A' + i); fflush(stdout); // 刷新缓冲区 sleep(1); } ...

#include <stdio.h> #include <stdlib.h> #include <string.h> #include static char TCPCommand = NULL; static pthread_mutex_t mutex = P_MUTEX_INITIALIZER; int SetTCPCommand(char command) { pthread_mutex_lock(&mutex); // 加锁 if (TCPCommand != NULL) { free(TCPCommand); } TCPCommand = malloc(strlen(command) + 1); if (TCPCommand == NULL) { printf("Failed to allocate memory for TCP command\n"); pthread_mutex_unlock(&mutex); // 解锁 return 0; } strcpy(TCPCommand, command); printf("set: %s\n", TCPCommand); pthread_mutex_unlock(&mutex); // 解锁 return 1; } int GetTCPCommand(char **command) { pthread_mutex_lock(&mutex); // 加锁 if (TCPCommand == NULL || strlen(TCPCommand) == 0) { printf("TCP command is empty\n"); pthread_mutex_unlock(&mutex); // 解锁 return 0; } command = malloc(strlen(TCPCommand) + 1); if (command == NULL) { printf("Failed to allocate memory for command\n"); pthread_mutex_unlock(&mutex); // 解锁 return 0; } strcpy(command, TCPCommand); printf("get: %s\n", command); free(TCPCommand); TCPCommand = NULL; pthread_mutex_unlock(&mutex); // 解锁 return 1; }怎么调用

#include <stdio.h> #include <stdlib.h> int main() { char *command1 = "command1"; char *command2; // 设置TCPCommand int setResult = SetTCPCommand(command1); if (setResult) { printf(...

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <errno.h> #include <unistd.h> #include <sys/types.h> #include <sys/socket.h> #include <sys/shm.h> #include #include "mypthread.h" #include "serial.h" #include "zigbee.h" #include "my_camera.h" #include "server.h" static int zgbfd; static pthread_mutex_t cam_mutex; void pthread_cam(void arg) { } void pthread_zgb(void arg) { } void pthread_cli(void arg) { }

然后，代码定义了三个线程函数：pthread_cam、pthread_zgb和pthread_cli。这些函数将在多线程环境下执行不同的任务。 pthread_cam 函数用于处理摄像头相关的操作，具体实现需要补充在函数体内。 pthread_...

编写一个2线程程序：主线程每秒输出依次偶数0，2，4，8等偶数，另外一个线程每秒一次输出1、2、3、5等奇数，并且通过同步方法实现总的输出结果为 0、1、2、3、4按大小顺序一次输出。（提示：可以使用互斥锁实现同步）//参考例题2：thread2.c#include <stdio.h>#include <unistd.h>#include <stdlib.h>#include <string.h>#include #include <semaphore.h>void thread_function(void arg);pthread_mutex_t work_mutex; /* protects both work_area and time_to_exit /#define WORK_SIZE 1024char work_area[WORK_SIZE];int time_to_exit = 0;int main() { int res; pthread_t a_thread; void thread_result; res = pthread_mutex_init(&work_mutex, NULL); if (res != 0) { perror("Mutex initialization failed"); exit(EXIT_FAILURE); } res = pthread_create(&a_thread, NULL, thread_function, NULL); if (res != 0) { perror("Thread creation failed"); exit(EXIT_FAILURE); } pthread_mutex_lock(&work_mutex); printf("Input some text. Enter 'end' to finish\n"); while(!time_to_exit) { fgets(work_area, WORK_SIZE, stdin); pthread_mutex_unlock(&work_mutex); while(1) { pthread_mutex_lock(&work_mutex); if (work_area[0] != '\0') { pthread_mutex_unlock(&work_mutex); sleep(1); } else { break; } } } pthread_mutex_unlock(&work_mutex); printf("\nWaiting for thread to finish...\n"); res = pthread_join(a_thread, &thread_result); if (res != 0) { perror("Thread join failed"); exit(EXIT_FAILURE); } printf("Thread joined\n"); pthread_mutex_destroy(&work_mutex); exit(EXIT_SUCCESS);}void thread_function(void arg) { sleep(1); pthread_mutex_lock(&work_mutex); while(strncmp("end", work_area, 3) != 0) { printf("You input %d characters\n", strlen(work_area) -1); work_area[0] = '\0'; pthread_mutex_unlock(&work_mutex); sleep(1); pthread_mutex_lock(&work_mutex); while (work_area[0] == '\0' ) { pthread_mutex_unlock(&work_mutex); sleep(1); pthread_mutex_lock(&work_mutex); } } time_to_exit = 1; work_area[0] = '\0'; pthread_mutex_unlock(&work_mutex); pthread_exit(0);}

#include <stdio.h> #include <unistd.h> #include <stdlib.h> #include <pthread.h> pthread_mutex_t mutex; pthread_cond_t cond; int even_num = 0; int odd_num = 1; int stop = 0; void *even_thread(void *...

注释并详细解释以下代码#define _GNU_SOURCE #include "sched.h" #include<sys/types.h> #include<sys/syscall.h> #include<unistd.h> #include #include "stdio.h" #include "stdlib.h" #include "semaphore.h" #include "sys/wait.h" #include "string.h" int producer(void * args); int consumer(void * args); pthread_mutex_t mutex; sem_t product; sem_t warehouse; char buffer[8][4]; int bp=0; int main(int argc,char** argv){ pthread_mutex_init(&mutex,NULL);//初始化 sem_init(&product,0,0); sem_init(&warehouse,0,8); int clone_flag,arg,retval; char stack; clone_flag=CLONE_VM|CLONE_SIGHAND|CLONE_FS| CLONE_FILES; //printf("clone_flag=%d\n",clone_flag); int i; for(i=0;i<2;i++){ //创建四个线程 arg = i; //printf("arg=%d\n",(arg)); stack =(char)malloc(4096); retval=clone(producer,&(stack[4095]),clone_flag,(void)&arg); //printf("retval=%d\n",retval); stack=(char)malloc(4096); retval=clone(consumer,&(stack[4095]),clone_flag,(void)&arg); //printf("retval=%d\n\n",retval); usleep(1); } exit(1); } int producer(void args){ int id = ((int)args); int i; for(i=0;i<10;i++){ sleep(i+1); //表现线程速度差别 sem_wait(&warehouse); pthread_mutex_lock(&mutex); if(id==0) strcpy(buffer[bp],"aaa\0"); else strcpy(buffer[bp],"bbb\0"); bp++; printf("producer %d produce %s in %d\n",id,buffer[bp-1],bp-1); pthread_mutex_unlock(&mutex); sem_post(&product); } printf("producer %d is over!\n",id); exit(id); } int consumer(void args){ int id = ((int)args); int i; for(i=0;i<10;i++) { sleep(10-i); //表现线程速度差别 sem_wait(&product); pthread_mutex_lock(&mutex); bp--; printf("consumer %d get %s in %d\n",id,buffer[bp],bp+1); strcpy(buffer[bp],"zzz\0"); pthread_mutex_unlock(&mutex); sem_post(&warehouse); } printf("consumer %d is over!\n",id); exit(id); }

#include <pthread.h> #include "stdio.h" #include "stdlib.h" #include "semaphore.h" #include "sys/wait.h" #include "string.h" int producer(void * args); // 生产者线程函数声明 int consumer(void * args)...

#include<stdio.h> #include #include<string.h> #include<stdlib.h> #include<unistd.h> #include<sys/types.h> void printid(char ); void thr_fn(void arg) { //todo printid(arg); return NULL; } void printid(char tip) { pid_t pid = getpid(); pthread_t tid = pthread_self(); printf("%s pid: %u tid:%u (%p)\n", tip, pid, tid, tid); // printf("%s thr_fn=%p\n", tip, thr_fn); } int main(){ pthread_t tid; int ret = pthread_create(&tid, NULL, thr_fn, "new thread"); if (ret) { printf("create thread err:%s\n", strerror(ret)); exit(1); } sleep(1); printid("main thread"); return 0; }

首先，在代码的开头包含了一些头文件，如 stdio.h、pthread.h、string.h、stdlib.h、unistd.h 和 sys/types.h，这些头文件提供了程序所需的函数和类型声明。接下来，定义了一个名为 printid 的函数，用于打印...

#include<stdio.h> #include<stdlib.h> #include<assert.h> #include<string.h> #include<unistd.h> #include int var=0; void fun(void ); int main() { pthread_t id; int res = pthread_create(&id,NULL,fun,NULL); assert(res == 0); for(int i = 0;i < 10000; i++) { var++; printf("parent is %d\n",var); } exit(0); } void* fun(void *arg) { for(int i = 0;i < 10000; i++) { var--; printf("child is %d\n",var); } }

这是一个使用 pthread 线程库的 C 语言程序，其中包含了一个主线程和一个子线程。主函数中创建了一个线程 id，并调用 pthread_create 函数创建一个新的线程。该函数的第一个参数是线程 id，第二个参数是线程属性，...

#include <unistd.h> #include <stdio.h> #include <stdlib.h> #include <string. h> #include char message[50]="Hello World"; void thread_function(void arg) { printf("=-=CHILD run and want to sleep(5). message NOW is %s \n", (char Jarg); sleep(5); strcpy(message, "HELLO FATHER!"]; fatheV pthread_ exit("=== Thank you for your CPU time!"); } int main() { int res; pthread_t threadCH void thread_ resulty res=pthread create(&threadCH, NULL, thread_function, (void' "]message); 仓 if (res!=0) { perror("Thread creation failed!"); exit(EXIT_FAILURE); } printf("MAIN THREAD is Waiting for thread to finish by JOIN. . . \n"]; res=pthread_join(threadCH, &thread_ result); if(res!=0) { perror("Thread join failed! \n"); exit(EXIT_FAILURE); } printf("CHILD THREAD returned %s \n", (char)thread_result); printf("Message NOW is %s \n", message); exit(EXIT_FAILURE); }

这段代码是一个使用pthread库创建线程的例子，主函数中调用pthread_create函数创建了一个子线程，并将一个字符串指针作为参数传递给子线程。子线程执行thread_function函数，在打印一条信息后，调用了sleep函数暂停...

相关推荐

csapp_深入理解计算机系统_相关文件_csapp.h_csapp.c

mos333-asg2-dump

linux c多线程编程实例代码

最新推荐

基于Python的蓝桥杯竞赛平台的设计与实现

python实现基于深度学习TensorFlow框架的花朵识别项目源码.zip

3-9.py

郊狼优化算法COA MATLAB源码， 应用案例为函数极值求解以及优化svm进行分类，代码注释详细，可结合自身需求进行应用

zigbee-cluster-library-specification

管理建模和仿真的文件

实现实时数据湖架构：Kafka与Hive集成

2． 通过python绘制y=e-xsin(2πx)图像

JSBSim Reference Manual

"互动学习：行动中的多样性与论文攻读经历"

郊狼优化算法COA MATLAB源码，应用案例为函数极值求解以及优化svm进行分类，代码注释详细，可结合自身需求进行应用

2．通过python绘制y=e-xsin(2πx)图像