feat: Remove exit trap

libsledge/include/sledge_abi.h

@@ -45,13 +45,12 @@ struct sledge_abi__wasm_module_instance {
 /* Based on example traps listed at https://webassembly.org/docs/security/ */
 enum sledge_abi__wasm_trap
 {
-	WASM_TRAP_EXIT                          = 1,
-	WASM_TRAP_INVALID_INDEX                 = 2,
-	WASM_TRAP_MISMATCHED_TYPE               = 3,
-	WASM_TRAP_PROTECTED_CALL_STACK_OVERFLOW = 4,
-	WASM_TRAP_OUT_OF_BOUNDS_LINEAR_MEMORY   = 5,
-	WASM_TRAP_ILLEGAL_ARITHMETIC_OPERATION  = 6,
-	WASM_TRAP_UNREACHABLE                   = 7,
+	WASM_TRAP_INVALID_INDEX                 = 1,
+	WASM_TRAP_MISMATCHED_TYPE               = 2,
+	WASM_TRAP_PROTECTED_CALL_STACK_OVERFLOW = 3,
+	WASM_TRAP_OUT_OF_BOUNDS_LINEAR_MEMORY   = 4,
+	WASM_TRAP_ILLEGAL_ARITHMETIC_OPERATION  = 5,
+	WASM_TRAP_UNREACHABLE                   = 6,
 	WASM_TRAP_COUNT
 };
 

runtime/src/current_sandbox.c

@@ -87,8 +87,6 @@ current_sandbox_wasm_trap_handler(int trapno)
 	sandbox_syscall(sandbox);
 
 	switch (trapno) {
-	case WASM_TRAP_EXIT:
-		break;
 	case WASM_TRAP_INVALID_INDEX:
 		error_message = "WebAssembly Trap: Invalid Index\n";
 		client_socket_send(sandbox->client_socket_descriptor, http_header_build(500), http_header_len(500),