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Add foundational emscripten functions and types to C API

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This commit is contained in:
Mark McCaskey
2019-12-13 13:04:54 -08:00
parent 22dcbcc074
commit f1c95a81ab
7 changed files with 156 additions and 13 deletions
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21
lib/runtime-c-api/build.rs
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@ -12,7 +12,7 @@ fn main() {
let mut out_wasmer_header_file = PathBuf::from(&out_dir);
out_wasmer_header_file.push("wasmer");
const WASMER_PRE_HEADER: &str = r#"
let mut pre_header = r#"
#if !defined(WASMER_H_MACROS)
#define WASMER_H_MACROS
@ -28,17 +28,27 @@ fn main() {
#endif
#endif
#endif // WASMER_H_MACROS
"#;
"#
.to_string();
#[cfg(feature = "emscripten")]
{
pre_header += "#define WASMER_EMSCRIPTEN_ENABLED\n";
}
// close pre header
pre_header += "#endif // WASMER_H_MACROS\n";
// Generate the C bindings in the `OUT_DIR`.
out_wasmer_header_file.set_extension("h");
Builder::new()
.with_crate(crate_dir.clone())
.with_language(Language::C)
.with_include_guard("WASMER_H")
.with_header(WASMER_PRE_HEADER)
.with_header(&pre_header)
.with_define("target_family", "windows", "_WIN32")
.with_define("target_arch", "x86_64", "ARCH_X86_64")
.with_define("feature", "emscripten", "WASMER_EMSCRIPTEN_ENABLED")
.generate()
.expect("Unable to generate C bindings")
.write_to_file(out_wasmer_header_file.as_path());
@ -49,9 +59,10 @@ fn main() {
.with_crate(crate_dir)
.with_language(Language::Cxx)
.with_include_guard("WASMER_H")
.with_header(WASMER_PRE_HEADER)
.with_header(&pre_header)
.with_define("target_family", "windows", "_WIN32")
.with_define("target_arch", "x86_64", "ARCH_X86_64")
.with_define("feature", "emscripten", "WASMER_EMSCRIPTEN_ENABLED")
.generate()
.expect("Unable to generate C++ bindings")
.write_to_file(out_wasmer_header_file.as_path());