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Fixed emscripten main functions

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This commit is contained in:
Azure Pipelines
2019-09-22 17:29:12 -07:00
parent 7d9e6d8caa
commit 009c123332
3 changed files with 27 additions and 15 deletions
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21
lib/emscripten/src/process.rs
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@ -1,11 +1,10 @@
use libc::{abort, c_char, c_int, exit, EAGAIN};
use libc::{abort, c_int, exit, EAGAIN};
#[cfg(not(target_os = "windows"))]
type PidT = libc::pid_t;
#[cfg(target_os = "windows")]
type PidT = c_int;
use std::ffi::CStr;
use wasmer_runtime_core::vm::Ctx;
pub fn abort_with_message(ctx: &mut Ctx, message: &str) {
@ -21,6 +20,12 @@ pub fn _abort(_ctx: &mut Ctx) {
}
}
pub fn _prctl(ctx: &mut Ctx, _a: i32, _b: i32) -> i32 {
debug!("emscripten::_prctl");
abort_with_message(ctx, "missing function: prctl");
-1
}
pub fn _fork(_ctx: &mut Ctx) -> PidT {
debug!("emscripten::_fork");
// unsafe {
@ -45,18 +50,6 @@ pub fn _exit(_ctx: &mut Ctx, status: c_int) {
unsafe { exit(status) }
}
pub fn em_abort(ctx: &mut Ctx, message: u32) {
debug!("emscripten::em_abort {}", message);
let message_addr = emscripten_memory_pointer!(ctx.memory(0), message) as *mut c_char;
unsafe {
let message = CStr::from_ptr(message_addr)
.to_str()
.unwrap_or("Unexpected abort");
abort_with_message(ctx, message);
}
}
pub fn _kill(_ctx: &mut Ctx, _one: i32, _two: i32) -> i32 {
debug!("emscripten::_kill");
-1