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-rw-r--r--configure.ac6
1 files changed, 5 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index d8537294c5..aed8287bfd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -27,7 +27,11 @@ AC_ARG_WITH([nix-prefix],
[AS_HELP_STRING([--with-nix-prefix=DIR], [search for Nix in DIR])],
[case "$withval" in
yes|no) ;;
- *) PATH="$withval/bin:$PATH"; export PATH;;
+ *)
+ NIX_PREFIX="$withval"
+ PATH="$NIX_PREFIX/bin:$PATH"; export PATH
+ AC_SUBST([NIX_PREFIX])
+ ;;
esac],
[])