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+<sect1 id='package-ebuild-helper-functions'>
+ <title>Helper Functions</title>
+ <sect2 id='package-ebuild-helper-functions-output'>
+ <title>Output</title>
+ <sect3 id='package-ebuild-helper-functions-output-ebegin'>
+ <title>ebegin</title>
+ <para>
+ Like einfo, we output a helpful message and then hint that the following
+ operation may take some time to complete. Once the task is finished, you
+ need to call eend.
+ </para>
+ </sect3>
+ <sect3 id='package-ebuild-helper-functions-output-eblank'>
+ <title>eblank</title>
+ <para>
+ Show a blank line. Consecutive eblank calls collapse into
+ a single blank line.
+ </para>
+ </sect3>
+ <sect3 id='package-ebuild-helper-functions-output-eend'>
+ <title>eend</title>
+ <para>
+ Followup the ebegin message with an appropriate "OK" or "!!" (for errors)
+ marker. If status is non-zero, then the additional error message is
+ displayed.
+ </para>
+ </sect3>
+ <sect3 id='package-ebuild-helper-functions-output-einfo'>
+ <title>einfo</title>
+ <para>
+ Same as elog, but should be used when the message isn't important
+ to the user (like progress or status messages during the build process).
+ </para>
+ </sect3>
+ <sect3 id='package-ebuild-helper-functions-output-elog'>
+ <title>elog</title>
+ <para>
+ If you need to display a message that you wish the user to read
+ and take notice of, then use elog. It works just like echo(1),
+ but adds a little more to the output so as to catch the user's eye.
+ The message will also be logged by portage for later review.
+ </para>
+ </sect3>
+ <sect3 id='package-ebuild-helper-functions-output-eqawarn'>
+ <title>eqawarn</title>
+ <para>
+ Same as einfo, but should be used when showing a QA warning to the user.
+ </para>
+ </sect3>
+ <sect3 id='package-ebuild-helper-functions-output-ewarn'>
+ <title>ewarn</title>
+ <para>
+ Same as einfo, but should be used when showing a warning to the user.
+ </para>
+ </sect3>
+ </sect2>
+</sect1>