language-servers/roc
1
0
Fork 0
mirror of https://github.com/roc-lang/roc.git synced 2025-10-01 15:51:12 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

use exposed_generic in hello world examples

Browse source
This commit is contained in:
Folkert 2022-03-12 14:42:14 +01:00
parent bc492fa22b
commit 9d9e7d10d4
No known key found for this signature in database
GPG key ID: 1F17F6FFD112B97C
4 changed files with 12 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

7
examples/hello-world/rust-platform/src/lib.rs
View file

@ -6,8 +6,8 @@ use std::ffi::CStr;
use std::os::raw::c_char;
extern "C" {
#[link_name = "roc__mainForHost_1_exposed"]
fn roc_main() -> RocStr;
#[link_name = "roc__mainForHost_1_exposed_generic"]
fn roc_main(_: &mut RocStr);
}
#[no_mangle]
@ -56,7 +56,8 @@ pub unsafe extern "C" fn roc_memset(dst: *mut c_void, c: i32, n: usize) -> *mut
#[no_mangle]
pub extern "C" fn rust_main() -> i32 {
unsafe {
let roc_str = roc_main();
let mut roc_str = RocStr::default();
roc_main(&mut roc_str);
let len = roc_str.len();
let str_bytes = roc_str.as_bytes().as_ptr() as *const libc::c_void;