Branch: refs/heads/master
Home: https://github.com/NixOS/hydra
Commit: 3c465c3661a1499f0e03f74ef6df8360777d6d42
https://github.com/NixOS/hydra/commit/3c465c3661a1499f0e03f74ef6df8360777d6d42
Author: Rob Vermaas <[email protected]>
Date: 2012-04-26 (Thu, 26 Apr 2012)
Changed paths:
M src/script/nix-prefetch-git
Log Message:
-----------
Revert nix-prefetch-git changes merged in earlier from Merge request #3,
which broke git describe functionality used in GNU jobsets.
diff --git a/src/script/nix-prefetch-git b/src/script/nix-prefetch-git
index e045881..d89750a 100755
--- a/src/script/nix-prefetch-git
+++ b/src/script/nix-prefetch-git
@@ -1,276 +1 @@
-#! /bin/sh -e
-
-url=$1
-rev=$2
-expHash=$3
-hashType=$NIX_HASH_ALGO
-deepClone=$NIX_PREFETCH_GIT_DEEP_CLONE
-leaveDotGit=$NIX_PREFETCH_GIT_LEAVE_DOT_GIT
-builder=
-
-if test -n "$deepClone"; then
- deepClone=true
-else
- deepClone=false
-fi
-
-if test "$leaveDotGit" != 1; then
- leaveDotGit=
-else
- leaveDotGit=true
-fi
-
-
-argi=0
-argfun=""
-for arg; do
- if test -z "$argfun"; then
- case $arg in
- --out) argfun=set_out;;
- --url) argfun=set_url;;
- --rev) argfun=set_rev;;
- --hash) argfun=set_hashType;;
- --deepClone) deepClone=true;;
- --no-deepClone) deepClone=false;;
- --leave-dotGit) leaveDotGit=true;;
- --builder) builder=true;;
- *)
- argi=$(($argi + 1))
- case $argi in
- 1) url=$arg;;
- 2) rev=$arg;;
- 3) expHash=$arg;;
- *) exit 1;;
- esac
- ;;
- esac
- else
- case $argfun in
- set_*)
- var=$(echo $argfun | sed 's,^set_,,')
- eval $var=$arg
- ;;
- esac
- argfun=""
- fi
-done
-
-usage(){
- echo >&2 "syntax: nix-prefetch-git [options] [URL [REVISION
[EXPECTED-HASH]]]
-
-Options:
- --out path Path where the output would be stored.
- --url url Any url understand by 'git clone'.
- --rev ref Any sha1 or references (such as refs/heads/master)
- --hash h Expected hash.
- --deepClone Clone history until a tag is found as parent.
- --no-deepClone Clone the minimum history.
- --leave-dotGit Keep the .git directories.
- --builder Clone as fetchgit does, but url, rev, and out option are
mandatory.
-"
- exit 1
-}
-
-if test -z "$url"; then
- usage
-fi
-
-
-init_remote(){
- local url=$1;
- git init;
- git remote add origin $url;
-}
-
-# Return the reference of an hash if it exists on the remote repository.
-ref_from_hash(){
- local hash=$1;
- git ls-remote origin | sed -n "\,$hash\t, { s,\(.*\)\t\(.*\),\2,; p; q}"
-}
-
-# Return the hash of a reference if it exists on the remote repository.
-hash_from_ref(){
- local ref=$1
- git ls-remote origin | sed -n "\,\t$ref, { s,\(.*\)\t\(.*\),\1,; p; q}"
-}
-
-# Fetch everything and checkout the right sha1
-checkout_hash(){
- local hash="$1";
- local ref="$2";
-
- if test -z "$hash"; then
- hash=$(hash_from_ref $ref);
- fi;
-
- git fetch ${builder:+--progress} origin || return 1
- git checkout -b fetchgit $hash || return 1
-}
-
-# Fetch only a branch/tag and checkout it.
-checkout_ref(){
- local hash="$1";
- local ref="$2";
-
- if "$deepClone"; then
- # The caller explicitly asked for a deep clone. Deep clones
- # allow "git describe" and similar tools to work. See
- # http://thread.gmane.org/gmane.linux.distributions.nixos/3569
- # for a discussion.
-
- # To make git describe works, we need to fetch all tags.
- if git fetch -t ${builder:+--progress} --depth 1 origin; then
- return 1
- else
- # There is no tag, don't try to recover git-describe mechanism.
- deepClone=false
- fi
- fi
-
- if test -z "$ref"; then
- ref=$(ref_from_hash $hash);
- fi;
-
- if test -n "$ref"; then
- # --depth option is ignored on http repository.
- git fetch ${builder:+--progress} --depth 1 origin +"$ref" || return 1
- git checkout -b fetchgit FETCH_HEAD || return 1
- else
- return 1;
- fi;
-}
-
-# Update submodules
-init_submodules(){
- # Add urls into .git/config file
- git submodule init
-
- # list submodule directories and their hashes
- git submodule status |
- while read l; do
- # checkout each submodule
- local hash=$(echo $l | sed 's,^-\([0-9a-f]*\) \(.*\)$,\1,');
- local dir=$(echo $l | sed 's,^-\([0-9a-f]*\) \(.*\)$,\2,');
- local url=$(sed -n "\,$dir, { :loop; n; s,^.*url = ,,; T loop; p; q }"
.git/config);
-
- clone "$dir" "$url" "$hash" "";
- done;
-}
-
-clone(){
- local top=$(pwd)
- local dir="$1"
- local url="$2"
- local hash="$3"
- local ref="$4"
-
- cd $dir;
-
- # Initialize the repository.
- init_remote "$url";
-
- # Download data from the repository.
- checkout_ref "$hash" "$ref" ||
- checkout_hash "$hash" "$ref" || (
- echo 1>&2 "Unable to checkout $hash$ref from $url.";
- exit 1;
- )
-
- # Checkout linked sources.
- init_submodules;
-
- if [ -z "$builder" -a -f .topdeps ]; then
- if tg help 2>&1 > /dev/null
- then
- echo "populating TopGit branches..."
- tg remote --populate origin
- else
- echo "WARNING: would populate TopGit branches but TopGit is not
available" >&2
- echo "WARNING: install TopGit to fix the problem" >&2
- fi
- fi
-
- cd $top;
-}
-
-clone_user_rev() {
- local dir="$1"
- local url="$2"
- local rev="$3"
-
- # Perform the checkout.
- case "$rev" in
- HEAD|refs/*)
- clone "$dir" "$url" "" "$rev" 1>&2;;
- [0-9a-f]*)
- if test -z "$(echo $rev | tr -d 0123456789abcdef)"; then
- clone "$dir" "$url" "$rev" "" 1>&2;
- else
- echo 1>&2 "Bad commit hash or bad reference.";
- exit 1;
- fi;;
- "")
- clone "$dir" "$url" "" "HEAD" 1>&2;;
- esac
-
- # Allow doing additional processing before .git removal
- eval "$NIX_PREFETCH_GIT_CHECKOUT_HOOK"
- if test -z "$leaveDotGit"; then
- test -n "$QUIET" || echo "removing \`.git'..." >&2
- find $dir -name .git\* | xargs rm -rf
- fi
-}
-
-if test -n "$builder"; then
- test -n "$out" -a -n "$url" -a -n "$rev" || usage
- mkdir $out
- clone_user_rev "$out" "$url" "$rev"
-else
- if test -z "$hashType"; then
- hashType=sha256
- fi
-
- # If the hash was given, a file with that hash may already be in the
- # store.
- if test -n "$expHash"; then
- finalPath=$(nix-store --print-fixed-path --recursive "$hashType"
"$expHash" git-export)
- if ! nix-store --check-validity "$finalPath" 2> /dev/null; then
- finalPath=
- fi
- hash=$expHash
- fi
-
- # If we don't know the hash or a path with that hash doesn't exist,
- # download the file and add it to the store.
- if test -z "$finalPath"; then
-
- tmpPath=/tmp/git-checkout-tmp-$$
- tmpFile=$tmpPath/git-export
- mkdir $tmpPath $tmpFile
-
- trap "rm -rf $tmpPath" EXIT
-
- # Perform the checkout.
- clone_user_rev "$tmpFile" "$url" "$rev"
-
- # Compute the hash.
- hash=$(nix-hash --type $hashType $hashFormat $tmpFile)
- test -n "$QUIET" || echo "hash is $hash" >&2;
-
- # Add the downloaded file to the Nix store.
- finalPath=$(nix-store --add-fixed --recursive "$hashType" $tmpFile)
-
- if test -n "$expHash" -a "$expHash" != "$hash"; then
- echo "hash mismatch for URL \`$url'"
- exit 1
- fi
- fi
-
- test -n "$QUIET" || echo "path is $finalPath" >&2
-
- echo $hash
-
- if test -n "$PRINT_PATH"; then
- echo $finalPath
- fi
-fi
+<html><body>You are being <a
href="https://raw.github.com/NixOS/hydra/966cc2213117c15a6b09d2c4e179b0929cff3023/src/script/nix-prefetch-git";>redirected</a>.</body></html>
\ No newline at end of file
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