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Merge #1032

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1032: Fix abort signature in emscripten ABI r=MarkMcCaskey a=MarkMcCaskey

Needs tests; this is preventing python on wapm from working

Co-authored-by: Mark McCaskey <mark@wasmer.io>
This commit is contained in:
bors[bot]
2019-12-16 20:48:03 +00:00
committed by GitHub
parent 598fbfa44a e8b162df06
commit 76800c7367
3 changed files with 9 additions and 1 deletions
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1
lib/emscripten/src/exception.rs
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@ -32,6 +32,7 @@ pub fn ___cxa_rethrow_primary_exception(_ctx: &mut Ctx, _a: u32) {
/// TODO: We don't have support for exceptions yet /// TODO: We don't have support for exceptions yet
pub fn ___cxa_throw(ctx: &mut Ctx, _ptr: u32, _ty: u32, _destructor: u32) { pub fn ___cxa_throw(ctx: &mut Ctx, _ptr: u32, _ty: u32, _destructor: u32) {
debug!("emscripten::___cxa_throw"); debug!("emscripten::___cxa_throw");
eprintln!("Throwing exceptions not yet implemented: aborting!");
_abort(ctx); _abort(ctx);
} }

2
lib/emscripten/src/lib.rs
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@ -731,7 +731,7 @@ pub fn generate_emscripten_env(globals: &mut EmscriptenGlobals) -> ImportObject
"___syscall345" => func!(crate::syscalls::___syscall345), "___syscall345" => func!(crate::syscalls::___syscall345),
// Process // Process
"abort" => func!(crate::process::_abort), "abort" => func!(crate::process::em_abort),
"_abort" => func!(crate::process::_abort), "_abort" => func!(crate::process::_abort),
"_prctl" => func!(crate::process::_prctl), "_prctl" => func!(crate::process::_prctl),
"abortStackOverflow" => func!(crate::process::abort_stack_overflow), "abortStackOverflow" => func!(crate::process::abort_stack_overflow),

7
lib/emscripten/src/process.rs
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@ -13,6 +13,13 @@ pub fn abort_with_message(ctx: &mut Ctx, message: &str) {
_abort(ctx); _abort(ctx);
} }
/// The name of this call is `abort` but we want to avoid conflicts with libc::abort
pub fn em_abort(ctx: &mut Ctx, arg: u32) {
debug!("emscripten::abort");
eprintln!("Program aborted with value {}", arg);
_abort(ctx);
}
pub fn _abort(_ctx: &mut Ctx) { pub fn _abort(_ctx: &mut Ctx) {
debug!("emscripten::_abort"); debug!("emscripten::_abort");
unsafe { unsafe {