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authorJörg Thalheim <joerg@thalheim.io>2018-10-25 09:52:21 +0100
committerJörg Thalheim <joerg@thalheim.io>2018-10-25 10:19:42 +0100
commit325a5699cb0002b135f778497486366c92e3f8e7 (patch)
tree97e3729da8d37f5647bc1b0a9774eabed56340d0 /doc
parentf10b935f84d068f616f335ad75a99f13af35337a (diff)
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doc/breakpointHook: add documentation
Diffstat (limited to 'doc')
-rw-r--r--doc/stdenv.xml19
1 files changed, 19 insertions, 0 deletions
diff --git a/doc/stdenv.xml b/doc/stdenv.xml
index cc0c13c54471..c3b155ab0e9f 100644
--- a/doc/stdenv.xml
+++ b/doc/stdenv.xml
@@ -2445,6 +2445,25 @@ addEnvHooks "$hostOffset" myBashFunction
       </para>
      </listitem>
     </varlistentry>
+    <varlistentry>
+     <term>
+      breakpointHook
+     </term>
+     <listitem>
+      <para>
+       This hook will make a build pause instead of stopping
+       when a failure happen. It prevents nix to cleanup the build
+       environment immediatly and allows the user to attach
+       to a build environemnt using the <varname>cntr</varname> command.
+       On build error it will print the instruction that are neccessary for cntr.
+       Note that <varname>cntr</varname> is not installed by default and
+       needs to be installed seperatly. <varname>cntr</varname> also needs to be executed
+       on the machine that is doing the build, which might be not the case
+       when remote builders are enabled. <varname>cntr</varname> is only supported
+       on linux based platforms.
+      </para>
+     </listitem>
+    </varlistentry>
    </variablelist>
   </para>
  </section>