46 lines
688 B
C
46 lines
688 B
C
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#include <stdio.h>
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#include <signal.h>
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#include <unistd.h>
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#include <time.h>
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int flag = 0;
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// Handling signal function
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void handle_signal(int signal)
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{
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// If signal is SIGINT
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if (signal == SIGQUIT)
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{
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// Set flag to its complement
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// Print the flag value
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flag = !flag;
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printf("Flag: %d\n", flag);
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}
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if (signal == SIGINT)
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{
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_exit(0);
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}
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}
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int main()
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{
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clock_t t;
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t = clock();
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// Handling signal
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signal(SIGQUIT, handle_signal);
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signal(SIGINT, handle_signal);
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// Let the program run until interrupt
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while (1)
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{
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sleep(1);
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}
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t = clock() - t;
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double time_taken = ((double)t)/CLOCKS_PER_SEC; // in seconds
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printf("CPU Time: %f\n", t);
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return 0;
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}
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