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configure: Allow `nix-store' to be run within a build chroot.

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This commit is contained in:
Ludovic Courtès 2011-10-04 20:53:47 +00:00
parent 8e87f2cf61
commit bfdb138010
1 changed files with 8 additions and 0 deletions
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8
configure.ac
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@ -44,6 +44,14 @@ export PATH
NEED_PROG([NIX_STORE_PROGRAM], [nix-store])
AC_MSG_CHECKING([whether $NIX_STORE_PROGRAM is recent enough])
if test -n "$NIX_STORE" -a test -n "$TMPDIR"
then
# This may be executed from within a build chroot, so pacify
# `nix-store' instead of letting it choke while trying to mkdir
# /nix/var.
NIX_STATE_DIR="$TMPDIR"
export NIX_STATE_DIR
fi
if "$NIX_STORE_PROGRAM" --timeout 123 -q > /dev/null 2>&1
then
AC_MSG_RESULT([yes])