system/systeroid
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fix(app): hide the error log if no pager is given

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Orhun Parmaksız 2021-11-23 22:47:34 +03:00
parent 5f71f0510e
commit 7d1f85a90e
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GPG key ID: F83424824B3E4B90
1 changed files with 4 additions and 2 deletions
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6
systeroid/src/app.rs
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@ -53,7 +53,7 @@ impl<'a> App<'a> {
if let Some(parameter) = self.sysctl.get_parameter(param_name) {
let mut fallback_to_default = false;
let pager = env::var("PAGER").unwrap_or_else(|_| String::from("less"));
match Command::new(pager).stdin(Stdio::piped()).spawn() {
match Command::new(&pager).stdin(Stdio::piped()).spawn() {
Ok(mut process) => {
if let Some(stdin) = process.stdin.as_mut() {
parameter.display_documentation(stdin)?;
@ -63,7 +63,9 @@ impl<'a> App<'a> {
}
}
Err(e) => {
eprintln!("error: `pager error: {}`", e);
if !pager.is_empty() {
eprintln!("error: `pager error: {}`", e);
}
fallback_to_default = true;
}
}