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Add help flag to nix-prefetch-git

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This commit is contained in:
Andrew Rynhard 2015-11-12 15:10:56 -08:00
parent 8c344bdcc2
commit 42ff8ad780
1 changed files with 17 additions and 17 deletions
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34
pkgs/build-support/fetchgit/nix-prefetch-git
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@ -22,6 +22,22 @@ else
leaveDotGit=true
fi
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 submodules recursively.
--no-deepClone Do not clone submodules.
--leave-dotGit Keep the .git directories.
--fetch-submodules Fetch submodules.
--builder Clone as fetchgit does, but url, rev, and out option are mandatory.
"
exit 1
}
argi=0
argfun=""
@ -38,6 +54,7 @@ for arg; do
--leave-dotGit) leaveDotGit=true;;
--fetch-submodules) fetchSubmodules=true;;
--builder) builder=true;;
--help) usage; exit;;
*)
argi=$(($argi + 1))
case $argi in
@ -59,23 +76,6 @@ for arg; do
fi
done
usage(){
echo >&2 "syntax: nix-prefetch-git [options] [URL [REVISION [EXPECTED-HASH]]]
Options:
--out path Path where the output would be stored.
--url url Any url understand by 'git clone'.
--rev ref Any sha1 or references (such as refs/heads/master)
--hash h Expected hash.
--deepClone Clone submodules recursively.
--no-deepClone Do not clone submodules.
--leave-dotGit Keep the .git directories.
--fetch-submodules Fetch submodules.
--builder Clone as fetchgit does, but url, rev, and out option are mandatory.
"
exit 1
}
if test -z "$url"; then
usage
fi