blob: 4aad91fdac2bb257b2e6906ce9ce85579d3759c4 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
#! /bin/sh
own_dir="$(cd "$(dirname "$0")"; sh -c pwd)"
main_file="$1"
main_dir="$(cd "$(dirname "$main_file")" ; sh -c pwd)"
file_name="$(basename "$main_file")"
defs_file="$main_dir"/src-info-for-"$file_name"
src_file="$main_dir"/src-for-"$file_name"
new_src_file="$main_dir"/updated-src-for-"$file_name"
forcedUrl="$2"
defs_dir="$("$own_dir"/attrset-to-dir.sh "$defs_file")"
src_defs_dir="$("$own_dir"/attrset-to-dir.sh "$src_file")"
getAttr () {
file="$defs_dir"/"$1"
data="$( ( [ -f "$file" ] && cat "$file" ) || echo "$2" )"
echo "attribute $1 obtained as: [[$data]]" >&2
echo "$data"
}
if [ -z "$forcedUrl" ] ; then
freshUrl="$("$own_dir"/urls-from-page.sh "$(getAttr downloadPage)" |
egrep "$(getAttr sourceRegexp '.*[.]tar[.].*')" |
sh -c "$(getAttr choiceCommand 'head -1')")"
echo "Found download link: $freshUrl" >&2
else
freshUrl="$forcedUrl"
fi
if [ x"$freshUrl" = x"$(cat "$src_defs_dir"/advertisedUrl)" ]; then
echo "Source link not changed" >&2
exit
fi
version="$(echo "$freshUrl" |
sed -re "$(getAttr versionExtractorSedScript \
's/.*-([0-9.]+)[.].*/\1/')")"
mirrorUrl="$(echo "$freshUrl" |
sed -r -e "$(getAttr versionReferenceCreator \
's/-([0-9.]+)[.]/-${version}./')" |
sed -r -e "$(getAttr mirrorSedScript)")"
hash=$(nix-prefetch-url "$freshUrl")
cat << EOF > "$new_src_file"
rec {
advertisedUrl="$freshUrl";
version = "$version";
url="$mirrorUrl";
hash = "$hash";
}
EOF
|