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I can't enter the number of time fork. Why??

I can't enter the number of time fork. Why??

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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I can't enter the number of time fork. Why??

1 #include <stdio.h> 2 Thunderbird Mail 5 { 6 7 char name; 8 9 int num, i; VirtualBox: ~ 10 - 11 printf("Enter User Name: "\n); 12 13 scanf ("%c", &name); -VirtualBox:~$ ./prog Enter User Name: awdaw Enter Number of time fork() must be executed: 14 15 printf("Enter Number of time fork() must be executed: "\n); VirtualBox :~$ cc -c prog.c VirtualBox:-$ ./prog 16 17 scanf("%d", &num); 18 19 for (i=0; i<num; i++) 20 21 { 22 23 fork(); Enter User Name: dawda Enter Number of time fork() must be executed: *ualBox:-$ 24 25 printf("The user name is: ", char); 26 27} 28 29 }
Transcribed Image Text:1 #include <stdio.h> 2 Thunderbird Mail 5 { 6 7 char name; 8 9 int num, i; VirtualBox: ~ 10 - 11 printf("Enter User Name: "\n); 12 13 scanf ("%c", &name); -VirtualBox:~$ ./prog Enter User Name: awdaw Enter Number of time fork() must be executed: 14 15 printf("Enter Number of time fork() must be executed: "\n); VirtualBox :~$ cc -c prog.c VirtualBox:-$ ./prog 16 17 scanf("%d", &num); 18 19 for (i=0; i<num; i++) 20 21 { 22 23 fork(); Enter User Name: dawda Enter Number of time fork() must be executed: *ualBox:-$ 24 25 printf("The user name is: ", char); 26 27} 28 29 }
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how will I be able to put multiple character and be able to enter the number of times fork?

1 #include <stdio.h> 2 Thunderbird Mail 5 { 6 7 char name; 8 9 int num, i; VirtualBox: ~ 10 - 11 printf("Enter User Name: "\n); 12 13 scanf ("%c", &name); -VirtualBox:~$ ./prog Enter User Name: awdaw Enter Number of time fork() must be executed: 14 15 printf("Enter Number of time fork() must be executed: "\n); VirtualBox :~$ cc -c prog.c VirtualBox:-$ ./prog 16 17 scanf("%d", &num); 18 19 for (i=0; i<num; i++) 20 21 { 22 23 fork(); Enter User Name: dawda Enter Number of time fork() must be executed: *ualBox:-$ 24 25 printf("The user name is: ", char); 26 27} 28 29 }
Transcribed Image Text:1 #include <stdio.h> 2 Thunderbird Mail 5 { 6 7 char name; 8 9 int num, i; VirtualBox: ~ 10 - 11 printf("Enter User Name: "\n); 12 13 scanf ("%c", &name); -VirtualBox:~$ ./prog Enter User Name: awdaw Enter Number of time fork() must be executed: 14 15 printf("Enter Number of time fork() must be executed: "\n); VirtualBox :~$ cc -c prog.c VirtualBox:-$ ./prog 16 17 scanf("%d", &num); 18 19 for (i=0; i<num; i++) 20 21 { 22 23 fork(); Enter User Name: dawda Enter Number of time fork() must be executed: *ualBox:-$ 24 25 printf("The user name is: ", char); 26 27} 28 29 }
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