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Consider the following C program that manipulates newly created file named foo.txt. Write the contents of foo.txt after its execution.   int main(int argc, char *argv[]) { close(STDOUT_FILENO); int f = open(“foo.txt”, O_CREAT|O_WRONLY|O_TRUNC, S_IRWXU); assert (f >= 0); int rt = fork(); if (rt == 0) { write(f, “Child here

Consider the following C program that manipulates newly created file named foo.txt. Write the contents of foo.txt after its execution.   int main(int argc, char *argv[]) { close(STDOUT_FILENO); int f = open(“foo.txt”, O_CREAT|O_WRONLY|O_TRUNC, S_IRWXU); assert (f >= 0); int rt = fork(); if (rt == 0) { write(f, “Child here

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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Computer Science

Consider the following C program that manipulates newly created file named foo.txt. Write the contents of foo.txt after its execution.

 

int main(int argc, char *argv[])

{ close(STDOUT_FILENO);

int f = open(“foo.txt”, O_CREAT|O_WRONLY|O_TRUNC, S_IRWXU);

assert (f >= 0);

int rt = fork();

if (rt == 0)

{ write(f, “Child here!\n”, 20); printf(“Child terminates.\n”);

}

else if ( rt > 0)

{

(void) wait(NULL); write(f, “Parent here!\n”, 21);

printf(“Parent terminates.\n”);

}

return 0;

}

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