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Prepare WebAssembly greeting helpers #15

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Merged
streamcode9 merged 1 commit into from
Sep 21, 2025
Merged

Prepare WebAssembly greeting helpers #15

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17 changes: 13 additions & 4 deletions wasm/hello.c
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Original file line number Diff line number Diff line change
@@ -1,7 +1,16 @@
#include <stdio.h>
#include <stddef.h>
#include <emscripten/emscripten.h>

int main(void)
static const char GREETING[] = "Hello from WebAssembly!";

EMSCRIPTEN_KEEPALIVE
const char *get_greeting(void)
{
return GREETING;
}

EMSCRIPTEN_KEEPALIVE
size_t get_greeting_length(void)
{
printf("Hello, world!\n");
return 0;
return sizeof(GREETING) - 1;
}
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