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#include <stdio.h>
#include <stdlib.h>
/* Uncomment this to define fac_init and fac_Z_fac instead. */
/* #define WASM_RT_MODULE_PREFIX fac_ */
#include "fac.h"
int main(int argc, char** argv) {
/* Make sure there is at least one command-line argument. */
if (argc < 2) return 1;
/* Convert the argument from a string to an int. We'll implictly cast the int
to a `u32`, which is what `fac` expects. */
u32 x = atoi(argv[1]);
/* Initialize the Wasm runtime. */
wasm_rt_init();
/* Initialize the fac module. Since we didn't define WASM_RT_MODULE_PREFIX,
the initialization function is called `init`. */
init();
/* Call `fac`, using the mangled name. */
u32 result = Z_fac(x);
/* Print the result. */
printf("fac(%u) -> %u\n", x, result);
/* Free the Wasm runtime state. */
wasm_rt_free();
return 0;
}
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