example2_scoped.c

/**
 * Example 2: Scoped Timers
 * 
 * Demonstrates automatic scoped timers that clean up automatically
 */

#include "profiler.h"
#include <unistd.h>

void simulate_work(int ms) {
    usleep(ms * 1000);
}

void fast_function(void) {
    PROFILER_FUNCTION();
    simulate_work(5);
}

void slow_function(void) {
    PROFILER_FUNCTION();
    simulate_work(20);
}

void nested_scopes(void) {
    PROFILER_FUNCTION();
    
    {
        PROFILER_SCOPE(inner_scope_1);
        simulate_work(10);
    }
    
    {
        PROFILER_SCOPE(inner_scope_2);
        simulate_work(15);
    }
}

int main(void) {
    profiler_init();
    
    printf("=== Example 2: Scoped Timers ===\n\n");
    
    /* Function-level profiling */
    fast_function();
    slow_function();
    
    /* Nested scopes */
    nested_scopes();
    
    /* Block profiling */
    PROFILER_BLOCK_START(custom_block)
        simulate_work(25);
    PROFILER_BLOCK_END(custom_block)
    
    profiler_shutdown();
    return 0;
}