Revert "adding NIX_CONTINUE_DOWNLOADS feature, see mkdir comment"

This reverts commit -r16401

svn path=/nixpkgs/trunk/; revision=16405
This commit is contained in:
Marc Weber 2009-07-16 17:17:23 +00:00
parent 13e3c0d7b9
commit ec0e356b9a
3 changed files with 4 additions and 27 deletions

View File

@ -23,19 +23,8 @@ tryDownload() {
echo
header "trying $url"
success=
cache_file="/var/nix-downloads/$outputHash"
if { test -n "$NIX_CONTINUE_DOWNLOADS" && touch "$cache_file";}; then
chmod g+w $cache_file # ensure another nixbld user can continue!
# no locking is taking place. I think nix builder locking is enough
if $curl --fail "$url" -C - --output "$cache_file"; then
mv "$cache_file" "$out"
chmod g-w $out # ensure another nixbld user can continue!
success=1
fi
else
if $curl --fail "$url" --output "$out"; then
success=1
fi
if $curl --fail "$url" --output "$out"; then
success=1
fi
stopNest
}

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@ -1,7 +1,7 @@
# Argh, this thing is duplicated (more-or-less) in Nix (in corepkgs).
# Need to find a way to combine them.
{stdenv, curl, getConfig ? (x: y : "")}: # Note that `curl' may be `null', in case of the native stdenv.
{stdenv, curl}: # Note that `curl' may be `null', in case of the native stdenv.
let
@ -86,18 +86,6 @@ stdenv.mkDerivation {
if sha256 != "" then "sha256" else if sha1 != "" then "sha1" else "md5";
outputHash = if outputHash != "" then outputHash else
if sha256 != "" then sha256 else if sha1 != "" then sha1 else md5;
# set this to any value to make nix dowload into /var/nix-downloads/$hash
# so that it can continue a half finished download after a shudown,
# susupend to disk, shutdown etc
# for this to work you have to run
# d=/var/nix-downloads; mkdir $d; chgrp nixbld $d; chmod g+x $d;
# once
# defaulting to enabled because continuing takes place only if $d exists
# and has proper permissions
NIX_CONTINUE_DOWNLOADS = getConfig ["NIX_CONTINUE_DOWNLOADS"] "1";
impureEnvVars = [
# We borrow these environment variables from the caller to allow

View File

@ -282,7 +282,7 @@ let
# from being built.
fetchurl = useFromStdenv "fetchurl"
(import ../build-support/fetchurl {
inherit curl stdenv getConfig;
inherit curl stdenv;
});
# fetchurlBoot is used for curl and its dependencies in order to