napzizi | Code :
- #include<stdio.h>
- #include<sys/types.h>
- #include<errno.h>
- #include<unistd.h>
- #include<sys/wait.h>
- #include<stdlib.h>
- int i=2;
- int main()
- {
- int j=10;
- pid_t p;
- while ((i>=0) && (p=fork()))
- {i--;
- if(p<0)
- exit(1);}
- j+=2;
- if (p==0)
- {i*=3;
- j*=3;
- printf ("le flis i=%d , j=%d ",i,j);
- printf("\n" );
- }
- else {
- i*=2;
- j*=2;
- printf ("le pere i=%d , j=%d ",i,j);
- printf("\n" );
- }
- printf("\n" );
- return 0 ;
- }
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Code :
- #include<stdio.h>
- #include<sys/types.h>
- #include<errno.h>
- #include<unistd.h>
- #include<sys/wait.h>
- #include<stdlib.h>
- int global;
- int main(){
- pid_t child_pid;
- int local=0;
- child_pid=fork();
- if (child_pid>=0){
- if (child_pid==0){
- printf("chield process:\n" );
- local++;
- global++;
- printf("childpid :%d ,parent pid=%d\n",getpid (),getppid());
- printf("child local %d ,child global : %d\n" ,local , global);
- system("who I am" );
- }
- else {
- printf("parent process\n" );
- printf(" parent pid ;%d , child pid : %d\n" , getpid(), child_pid);
- wait(0) ;
- printf(" end child" );
- printf("parent's local:%d, parent's global : %d\n", local,global);
- exit(0);
- }
- }
- else
- {perror("fork" ); exit(0);}
- return 0;
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Code :
- #include <stdio.h>
- #include<unistd.h>
- int main(){
- pid_t pid;
- quisuisje="le pere";
- pid=fork();
- if(pid==0){
- quisuisje="le fils";
- printf("je suis le %s",quisuisje);
- }
- else{
- printf("je suis %s",quisuisje);
- wait(NULL);
- }
- return 0;
- }
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Code :
- #include<pthread.h>
- #include<unistd.h>
- #include<stdio.h>
- void *thread1(void *arg)
- {
- int i , j ;
- j=0 ;
- printf("thread1.1\n" );
- printf("thread1.2\n" );
- printf("thread1.3\n" );
- printf("thread1.4\n" );
- for(i=1;i<5;i++)
- j=j+2;
- printf("fin thread1\n" );
- }
- void*thread2(void*arg)
- { int1,j;
- j=3;
- printf("thread2.1 %d " , getpid());
- printf("thread2.2\n" );
- printf("thread2.3\n" );
- printf("thread2.4\n" );
- for(i=1;j<5;i++)
- j=j+2;
- printf("fin thread 2 \n" );
- }
- int main()
- {
- pthead_t p1,p2;
- printf(" je suis le pére mon if id" , getpid());
- pthread_create(&p1 , NULL , thread1 , NULL );
- pthread_create(&p2 , NULL , thread2 , NULL );
- if 1
- pthread_join (p1,NULL),
- pthread_join (p2,NULL),
- printf
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Code :
- #include<stdio.h>
- #include<unistd.h>
- int main()
- {
- pid_t idfils;
- int i;
- for(i=0;i<3;i++){
- idfils=fork();
- if(idfils==0){
- printf("je suis le fils mon ID: %d et le ID de mon pere est: %d \n",getpid(),getppid());
- _exit(0);
- }
- else {
- printf("je suis le pere mon ID est: %d \n",getpid());
- }
- }
- return 0;
- }
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voila |