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Create dummy lib as libapp.so

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This commit is contained in:
Brendan Hansknecht 2021-09-15 15:16:39 -07:00
parent b1e02315d0
commit e4b3402369
3 changed files with 11 additions and 7 deletions
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16
linker/src/lib.rs
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@ -25,7 +25,7 @@ use std::path::Path;
use std::process::Command;
use std::time::{Duration, SystemTime};
use target_lexicon::Triple;
use tempfile::{Builder, NamedTempFile};
use tempfile::Builder;
mod metadata;
@ -142,8 +142,8 @@ pub fn build_and_preprocess_host(
host_input_path: &Path,
exposed_to_host: Vec<String>,
) -> io::Result<()> {
let dummy_lib = generate_dynamic_lib(target, exposed_to_host)?;
let dummy_lib = dummy_lib.path();
let dummy_lib = host_input_path.with_file_name("libapp.so");
generate_dynamic_lib(target, exposed_to_host, &dummy_lib)?;
rebuild_host(opt_level, target, host_input_path, Some(&dummy_lib));
let dynhost = host_input_path.with_file_name("dynhost");
let metadata = host_input_path.with_file_name("metadata");
@ -187,10 +187,10 @@ pub fn link_preprocessed_host(
fn generate_dynamic_lib(
_target: &Triple,
exposed_to_host: Vec<String>,
) -> io::Result<NamedTempFile> {
dummy_lib_path: &Path,
) -> io::Result<()> {
let dummy_obj_file = Builder::new().prefix("roc_lib").suffix(".o").tempfile()?;
let dummy_obj_file = dummy_obj_file.path();
let dummy_lib_file = Builder::new().prefix("roc_lib").suffix(".so").tempfile()?;
// TODO deal with other architectures here.
let mut out_object =
@ -227,9 +227,11 @@ fn generate_dynamic_lib(
let output = Command::new("ld")
.args(&[
"-shared",
"-soname",
dummy_lib_path.file_name().unwrap().to_str().unwrap(),
dummy_obj_file.to_str().unwrap(),
"-o",
dummy_lib_file.path().to_str().unwrap(),
dummy_lib_path.to_str().unwrap(),
])
.output()
.unwrap();
@ -246,7 +248,7 @@ fn generate_dynamic_lib(
),
}
}
Ok(dummy_lib_file)
Ok(())
}
pub fn preprocess(matches: &ArgMatches) -> io::Result<i32> {