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Fix wasm-c-api trap message format issue (#644)

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And fix two compile warnings.
This commit is contained in:
Wenyong Huang
2021-06-01 15:05:35 +08:00
committed by GitHub
parent af793385bf
commit a5ffd656fa
4 changed files with 6 additions and 4 deletions
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4
samples/wasm-c-api/src/trap.c
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@ -92,6 +92,7 @@ int main(int argc, const char* argv[]) {
// Call.
for (int i = 0; i < 2; ++i) {
char buf[32];
const wasm_func_t* func = wasm_extern_as_func(exports.data[i]);
if (func == NULL) {
printf("> Error accessing export!\n");
@ -109,7 +110,8 @@ int main(int argc, const char* argv[]) {
printf("Printing message...\n");
own wasm_name_t message;
wasm_trap_message(trap, &message);
printf("> %s\n", message.data);
snprintf(buf, sizeof(buf), "> %%.%us\n", (unsigned)message.size);
printf(buf, message.data);
wasm_trap_delete(trap);
wasm_name_delete(&message);