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Make emscripten compile again

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This commit is contained in:
Syrus
2019-02-01 13:26:28 -08:00
parent ad1034b78c
commit 6c33aa5803
1 changed files with 15 additions and 10 deletions
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25
lib/emscripten/src/syscalls.rs
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@ -105,7 +105,8 @@ pub extern "C" fn ___syscall1(which: c_int, mut varargs: VarArgs, ctx: &mut Ctx)
} }
/// read /// read
pub extern "C" fn ___syscall3(which: c_int, mut varargs: VarArgs, ctx: &mut Ctx) -> ssize_t { pub extern "C" fn ___syscall3(which: i32, mut varargs: VarArgs, ctx: &mut Ctx) -> i32 {
// -> ssize_t
debug!("emscripten::___syscall3 (read) {}", which); debug!("emscripten::___syscall3 (read) {}", which);
let fd: i32 = varargs.get(ctx); let fd: i32 = varargs.get(ctx);
let buf: u32 = varargs.get(ctx); let buf: u32 = varargs.get(ctx);
@ -114,7 +115,7 @@ pub extern "C" fn ___syscall3(which: c_int, mut varargs: VarArgs, ctx: &mut Ctx)
let buf_addr = emscripten_memory_pointer!(ctx.memory(0), buf) as *mut c_void; let buf_addr = emscripten_memory_pointer!(ctx.memory(0), buf) as *mut c_void;
let ret = unsafe { read(fd, buf_addr, count) }; let ret = unsafe { read(fd, buf_addr, count) };
debug!("=> ret: {}", ret); debug!("=> ret: {}", ret);
ret ret as _
} }
/// write /// write
@ -632,18 +633,20 @@ pub extern "C" fn ___syscall192(which: c_int, mut varargs: VarArgs, ctx: &mut Ct
} }
/// lseek /// lseek
pub extern "C" fn ___syscall140(which: c_int, mut varargs: VarArgs, ctx: &mut Ctx) -> off_t { pub extern "C" fn ___syscall140(which: i32, mut varargs: VarArgs, ctx: &mut Ctx) -> i32 {
// -> c_int
debug!("emscripten::___syscall140 (lseek) {}", which); debug!("emscripten::___syscall140 (lseek) {}", which);
let fd: i32 = varargs.get(ctx); let fd: i32 = varargs.get(ctx);
let offset: i64 = varargs.get(ctx); let offset: i64 = varargs.get(ctx);
let whence: i32 = varargs.get(ctx); let whence: i32 = varargs.get(ctx);
debug!("=> fd: {}, offset: {}, whence = {}", fd, offset, whence); debug!("=> fd: {}, offset: {}, whence = {}", fd, offset, whence);
unsafe { lseek(fd, offset, whence) } unsafe { lseek(fd, offset, whence) as _ }
} }
/// readv /// readv
#[allow(clippy::cast_ptr_alignment)] #[allow(clippy::cast_ptr_alignment)]
pub extern "C" fn ___syscall145(which: c_int, mut varargs: VarArgs, ctx: &mut Ctx) -> ssize_t { pub extern "C" fn ___syscall145(which: c_int, mut varargs: VarArgs, ctx: &mut Ctx) -> i32 {
// -> ssize_t
debug!("emscripten::___syscall145 (readv) {}", which); debug!("emscripten::___syscall145 (readv) {}", which);
// let fd: i32 = varargs.get(ctx); // let fd: i32 = varargs.get(ctx);
// let iov: u32 = varargs.get(ctx); // let iov: u32 = varargs.get(ctx);
@ -679,13 +682,14 @@ pub extern "C" fn ___syscall145(which: c_int, mut varargs: VarArgs, ctx: &mut Ct
ret += curr; ret += curr;
} }
// debug!(" => ret: {}", ret); // debug!(" => ret: {}", ret);
ret ret as _
} }
} }
// writev // writev
#[allow(clippy::cast_ptr_alignment)] #[allow(clippy::cast_ptr_alignment)]
pub extern "C" fn ___syscall146(which: c_int, mut varargs: VarArgs, ctx: &mut Ctx) -> ssize_t { pub extern "C" fn ___syscall146(which: i32, mut varargs: VarArgs, ctx: &mut Ctx) -> i32 {
// -> ssize_t
debug!("emscripten::___syscall146 (writev) {}", which); debug!("emscripten::___syscall146 (writev) {}", which);
let fd: i32 = varargs.get(ctx); let fd: i32 = varargs.get(ctx);
let iov: i32 = varargs.get(ctx); let iov: i32 = varargs.get(ctx);
@ -714,7 +718,7 @@ pub extern "C" fn ___syscall146(which: c_int, mut varargs: VarArgs, ctx: &mut Ct
ret += curr; ret += curr;
} }
// debug!(" => ret: {}", ret); // debug!(" => ret: {}", ret);
ret ret as _
} }
} }
@ -830,11 +834,12 @@ pub extern "C" fn ___syscall201(_one: i32, _two: i32, _ctx: &mut Ctx) -> i32 {
} }
// getgid32 // getgid32
pub extern "C" fn ___syscall202() -> gid_t { pub extern "C" fn ___syscall202(_one: i32, _two: i32, _ctx: &mut Ctx) -> i32 {
// gid_t
debug!("emscripten::___syscall202 (getgid32)"); debug!("emscripten::___syscall202 (getgid32)");
unsafe { unsafe {
// Maybe fix: Emscripten returns 0 always // Maybe fix: Emscripten returns 0 always
getgid() getgid() as _
} }
} }