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* Explicitly set PWD to prevent problems with chroot builds. In 

particular, dietlibc cannot figure out the cwd because the inode of
  the current directory doesn't appear in .. (because getdents returns
  the inode of the mount point).
This commit is contained in:
Eelco Dolstra 2008-08-27 17:20:25 +00:00
parent 9cc0da8453
commit 7718b19389
1 changed files with 6 additions and 0 deletions
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6
src/libstore/build.cc
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@ -1552,6 +1552,12 @@ void DerivationGoal::startBuilder()
/* Also set TMPDIR and variants to point to this directory. */
env["TMPDIR"] = env["TEMPDIR"] = env["TMP"] = env["TEMP"] = tmpDir;
/* Explicitly set PWD to prevent problems with chroot builds. In
particular, dietlibc cannot figure out the cwd because the
inode of the current directory doesn't appear in .. (because
getdents returns the inode of the mount point). */
env["PWD"] = tmpDir;
/* Compatibility hack with Nix <= 0.7: if this is a fixed-output
derivation, tell the builder, so that for instance `fetchurl'
can skip checking the output. On older Nixes, this environment