From f9c62bc80cc38e33855e3ef42921da399aafa1fe Mon Sep 17 00:00:00 2001
From: Per Lindgren <per.lindgren@ltu.se>
Date: Fri, 16 Nov 2018 16:58:57 +0100
Subject: [PATCH] run opt works
---
src/main.rs | 45 ++++++++++++++++++++++++++++-----------------
1 file changed, 28 insertions(+), 17 deletions(-)
diff --git a/src/main.rs b/src/main.rs
index 7758096..2eb47d8 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -117,26 +117,37 @@ fn main() {
println!("s: {}", s);
let mut c = Command::new("opt");
- c.arg("-analyze").arg("-print-callgraph").arg(s);
+ c.arg("-analyze")
+ .arg("-print-callgraph")
+ .arg(s)
+ .output()
+ .expect("failed to execute process");
+ let dump = c.output().expect("failed to execute process");
+ println!("{:?}", dump);
+ println!("{:?}", dump.status);
+ println!("{:?}", str::from_utf8(&dump.stdout).unwrap());
+ println!("{:?}", str::from_utf8(&dump.stderr).unwrap());
- let mut p = c.spawn().unwrap();
- let mut pstderr = p.stderr.take().unwrap();
- let mut buf = [0; 1024];
- let mut output = vec![];
+ // let hello = c.stdout();
- let stderr = io::stderr();
- let mut stderr = stderr.lock();
- loop {
- if let Ok(n) = pstderr.read(&mut buf) {
- stderr.write(&buf[..n]).unwrap();
- output.extend_from_slice(&buf[..n]);
- }
+ // let mut p = c.spawn().unwrap();
+ // let mut pstderr = p.stderr.take().unwrap();
+ // let mut buf = [0; 1024];
+ // let mut output = vec![];
- if let Some(status) = p.try_wait().unwrap() {
- assert!(status.success());
- break;
- }
- }
+ // let stderr = io::stderr();
+ // let mut stderr = stderr.lock();
+ // loop {
+ // if let Ok(n) = pstderr.read(&mut buf) {
+ // stderr.write(&buf[..n]).unwrap();
+ // output.extend_from_slice(&buf[..n]//
+ // }
+
+ // if let Some(status) = p.try_wait().unwrap() {
+ // assert!(status.success());
+ // break;
+ // }
+ // }
// -analyze -print-callgraph /home/pln/rust/stack-test/target/thumbv7m-none-eabi/release/deps/stack_test-87f399c0e9e1fb93.ll
--
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