Question
Please give working code that has pthread write a multitheaded c program that implements the banker's algorithm. PLease don't give wrong answer. The banker will
Please give working code that has pthread write a multitheaded c program that implements the banker's algorithm. PLease don't give wrong answer. The banker will keep track of the resources using the following data structures:PLEASE USE THIS IN THE CODE. /* these may be any values >= 0 */ #define NUMBER_OF_CUSTOMERS 5 #define NUMBER_OF_RESOURCES 3 /* the available amount of each resource */ int available[NUMBER OF RESOURCES]; /*the maximum demand of each customer */ int maximum[NUMBER OF CUSTOMERS][NUMBER OF RESOURCES]; /* the amount currently allocated to each customer */ int allocation[NUMBER OF CUSTOMERS][NUMBER OF RESOURCES]; /* the remaining need of each customer */ int need[NUMBER OF CUSTOMERS][NUMBER OF RESOURCES];
Create thread:
Create n customer threads that request and release resources from the bank. The customers will continually loop, requesting and then releasing random numbers of resources. The customers requests for resources will be bounded by their respective values in the need array. The banker will grant a request if it satisfies the safety algorithm. If a request does not leave the system in a safe state, the banker will deny it. Function prototypes for requesting and releasing resources are as follows: int request resources(int customer num, int request[]); int release resources(int customer num, int release[]); These two functions should return 0 if successful (the request has been granted) and 1 if unsuccessful. Multiple threads (customers) will concurrently access shared data through these two functions. Therefore, access must be controlled through mutex locks to prevent race conditions. Implementation
PLease give answer according to the specification given.
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