Benchmark.c

# include <windows.h>
# include <stdio.h>
# include <stdlib.h>
# include <time.h>

int main(int argc, char** argv) {
    if(argc < 2) {
        printf("Missing argument\n");
        return 1;
    }

    char cmd [MAX_PATH];
    memset(cmd, 0, MAX_PATH);
    for(int i =1; i < argc; i++) {
        strcat(cmd, argv[i]);
    }

    printf("Executing %s ...\n", cmd);

    int beg = clock(), end;
    WinExec(cmd, 0);
    end = clock();
    printf("Execution time : %f ms\n", 1000.0 * (float)(end-beg) / CLOCKS_PER_SEC);


    return 0;
}