特殊:Badtitle/NS100:DebuggingProgramCrash:修订间差异

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#REDIRECT [[UbuntuWiki:DebuggingProgramCrash]]
#REDIRECT [[UbuntuWiki:DebuggingProgramCrash]]
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* Check if the package has a debugging version available.  In general, debugging packages will be named with a `-dbg` suffix
<ol><li>Check if the package has a debugging version available.  In general, debugging packages will be named with a `-dbg` suffix
* If not, you can generally* build one this way:
</li><li>If not, you can generally* build one this way:</li></ol>
 
*** Something to keep in mind: if you would like to create a build you're going to need to have the relevant deb-src lines in your /etc/apt/sources.list


a. Install the development scripts:  
* Something to keep in mind: if you would like to create a build you're going to need to have the relevant deb-src lines in your /etc/apt/sources.list
<pre><nowiki>
<ol><li>Install the development scripts: <pre><nowiki>
sudo apt-get install devscripts
sudo apt-get install devscripts
</nowiki></pre>
</nowiki></pre>
a. Install the build-time dependencies for the package:  
</li><li>Install the build-time dependencies for the package: <pre><nowiki>
<pre><nowiki>
sudo apt-get build-dep <package>
sudo apt-get build-dep <package>
</nowiki></pre>
</nowiki></pre>
a. Build .debs for debugging:  
</li><li>Build .debs for debugging: <pre><nowiki>
<pre><nowiki>
export DEB_BUILD_OPTIONS="debug nostrip noopt"
export DEB_BUILD_OPTIONS="debug nostrip noopt"
sudo apt-get source -b <package>
sudo apt-get source -b <package>
</nowiki></pre>
</nowiki></pre>
a. Install the needed .debs (they will be in the current working directory if the build succeeded):  
</li><li>Install the needed .debs (they will be in the current working directory if the build succeeded): <pre><nowiki>
<pre><nowiki>
sudo debi <package>*.changes
sudo debi <package>*.changes
</nowiki></pre>
</nowiki></pre>
* Now you make a [https://wiki.ubuntu.com/Backtrace Backtrace].
<ol><li>Now you make a [[UbuntuWiki:Backtrace|Backtrace]].
* You can also run [https://wiki.ubuntu.com/Valgrind Valgrind], if the program crashes with a "Segmentation fault" or "Bus error".
</li><li>You can also run [[UbuntuWiki:Valgrind|Valgrind]], if the program crashes with a "Segmentation fault" or "Bus error".
* Optionally, you may be asked to produce an [https://wiki.ubuntu.com/Strace Strace].
</li><li>Optionally, you may be asked to produce an [[UbuntuWiki:Strace|Strace]].</li></ol>


* most of the packages support the build of debugging version in this way. If that doesn't work for a package you can open a bug against it.
* most of the packages support the build of debugging version in this way. If that doesn't work for a package you can open a bug against it.
[[category:CategoryDocumentation]]
-->
-->
{{From|https://help.ubuntu.com/community/DebuggingProgramCrash}}
{{From|https://help.ubuntu.com/community/DebuggingProgramCrash}}

2009年5月12日 (二) 16:22的最新版本

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