Complete the following TODO sections of this C code // TODO: Spawn a child process ??? = ???; // CHILD CODE // TODO: Conditional for child only if( ??? ){...} // PARENT CODE printf("Parent waiting for child to complete\n"); int status; // used to check return code of child // TODO: Block until child is finished and check the output ???? ( ??? ); // TODO: check if the child exited properly using wait macros if( ??? ){ // TODO: extract exit/return code of child process using wait macros int retcode = ???; printf("Child complete, return code %d\n",retcode); } else{ // Child did not complete properly printf("Child terminated abnormally\n"); exit(1); }
Complete the following TODO sections of this C code // TODO: Spawn a child process ??? = ???; // CHILD CODE // TODO: Conditional for child only if( ??? ){...} // PARENT CODE printf("Parent waiting for child to complete\n"); int status; // used to check return code of child // TODO: Block until child is finished and check the output ???? ( ??? ); // TODO: check if the child exited properly using wait macros if( ??? ){ // TODO: extract exit/return code of child process using wait macros int retcode = ???; printf("Child complete, return code %d\n",retcode); } else{ // Child did not complete properly printf("Child terminated abnormally\n"); exit(1); }
Programming Logic & Design Comprehensive
9th Edition
ISBN:9781337669405
Author:FARRELL
Publisher:FARRELL
Chapter11: More Object-oriented Programming Concepts
Section: Chapter Questions
Problem 20RQ
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Question
Complete the following TODO sections of this C code
// TODO: Spawn a child process
??? = ???;
// CHILD CODE
// TODO: Conditional for child only
if( ??? ){...}
// PARENT CODE
printf("Parent waiting for child to complete\n");
int status; // used to check return code of child
// TODO: Block until child is finished and check the output
???? ( ??? );
// TODO: check if the child exited properly using wait macros
if( ??? ){
// TODO: extract exit/return code of child process using wait macros
int retcode = ???;
printf("Child complete, return code %d\n",retcode);
}
else{ // Child did not complete properly
printf("Child terminated abnormally\n");
exit(1);
}
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