Difference between revisions of "/dev/stderr"

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m (Welcome moved page Stderr to /dev/stderr)
 
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[[wikipedia:stderr]]
 
[[wikipedia:stderr]]
  
* <code>2>&1</code>
+
* <code>2>[[&1]]</code>
 
* <code>&></code>
 
* <code>&></code>
  
 
* <code>[[sudo]] -S</code> or <code>[[sudo]] --stdin</code>
 
* <code>[[sudo]] -S</code> or <code>[[sudo]] --stdin</code>
  
2>[[/dev/null]]
+
* <code>2>[[/dev/null]]</code>
 +
 
 +
 
 +
your-command-with-stdout-and-stderr 2>&1 | [[tee -a]] your file
 +
 
 +
 
 +
 
 +
 
 +
* [[Google style guide]]: https://google.github.io/styleguide/shellguide.html#stdout-vs-stderr
 +
err() {
 +
  echo "[$(date +'%Y-%m-%dT%H:%M:%S%z')]: $*" >&2
 +
}
 +
 +
if ! do_something; then
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  [[err]] "Unable to do_something"
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  exit 1
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fi
 +
 
  
 
== Related ==
 
== Related ==
* [[CKA 1.23]]: [[Manage container stdout & stderr logs]]
+
* [[CKA: Manage container stdout & stderr logs]]
 +
* <code>[[gcloud]]</code>
 +
* [[tee -a]]
  
 
== See also ==
 
== See also ==
 
* {{stdin}}
 
* {{stdin}}
 
* {{logging}}
 
* {{logging}}
 +
* {{shell}}
  
  
 
[[Category:Linux]]
 
[[Category:Linux]]

Latest revision as of 11:37, 15 February 2024

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