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Diffstat (limited to 'doc/manual/expressions/debug-build.xml')
| -rw-r--r-- | doc/manual/expressions/debug-build.xml | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/doc/manual/expressions/debug-build.xml b/doc/manual/expressions/debug-build.xml deleted file mode 100644 index 0c1f4e671..000000000 --- a/doc/manual/expressions/debug-build.xml +++ /dev/null @@ -1,34 +0,0 @@ -<section xmlns="http://docbook.org/ns/docbook" - xmlns:xlink="http://www.w3.org/1999/xlink" - xmlns:xi="http://www.w3.org/2001/XInclude" - version="5.0" - xml:id="sec-debug-build"> - -<title>Debugging Build Failures</title> - -<para>At the beginning of each phase of the build (such as unpacking, -building or installing), the set of all shell variables is written to -the file <filename>env-vars</filename> at the top-level build -directory. This is useful for debugging: it allows you to recreate -the environment in which a build was performed. For instance, if a -build fails, then assuming you used the <option>-K</option> flag, you -can go to the output directory and <quote>switch</quote> to the -environment of the builder: - -<screen> -$ nix-build -K ./foo.nix -... fails, keeping build directory `/tmp/nix-1234-0' - -$ cd /tmp/nix-1234-0 - -$ source env-vars - -<lineannotation>(edit some files...)</lineannotation> - -$ make - -<lineannotation>(execution continues with the same GCC, make, etc.)</lineannotation></screen> - -</para> - -</section> |