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feat(c-api) Add an unstable non-standard API to query available engines and compilers.

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This commit is contained in:
Ivan Enderlin
2021-02-12 00:20:23 +01:00
parent f21556f85f
commit 359873c1a1
1 changed files with 21 additions and 1 deletions
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22
lib/c-api/src/wasm_c_api/unstable/engine.rs
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@@ -1,7 +1,7 @@
//! Unstable non-standard Wasmer-specific types for the
//! `wasm_engine_t` and siblings.
use super::super::engine::wasm_config_t;
use super::super::engine::{wasm_config_t, wasmer_compiler_t, wasmer_engine_t};
use super::target_lexicon::wasm_target_t;
/// Unstable non-standard Wasmer-specific API to update the
@@ -47,3 +47,23 @@ use super::target_lexicon::wasm_target_t;
pub extern "C" fn wasm_config_set_target(config: &mut wasm_config_t, target: Box<wasm_target_t>) {
config.target = Some(target);
}
#[no_mangle]
pub extern "C" fn wasmer_is_compiler_available(compiler: wasmer_compiler_t) -> bool {
match compiler {
wasmer_compiler_t::CRANELIFT if cfg!(feature = "cranelift") => true,
wasmer_compiler_t::LLVM if cfg!(feature = "llvm") => true,
wasmer_compiler_t::SINGLEPASS if cfg!(feature = "singlepass") => true,
_ => false,
}
}
#[no_mangle]
pub extern "C" fn wasmer_is_engine_available(engine: wasmer_engine_t) -> bool {
match engine {
wasmer_engine_t::JIT if cfg!(feature = "jit") => true,
wasmer_engine_t::NATIVE if cfg!(feature = "native") => true,
wasmer_engine_t::OBJECT_FILE if cfg!(feature = "object-file") => true,
_ => false,
}
}