PKGBUILD


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
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179

# Maintainer:

_pkgname="flutter"
pkgname="$_pkgname-bin"
pkgver=3.24.5
pkgrel=1
pkgdesc="Cross platform widget toolkit for Dart (monolithic)"
arch=("x86_64")
url="https://github.com/flutter/flutter"
license=("BSD-3-Clause" "LicenseRef-Google-Patent-Grant")

provides=(
  dart
  flutter
  flutter-tool
  flutter-target-linux
  flutter-target-android
  flutter-target-web
)
conflicts=(
  dart
  flutter-engine

  flutter
  flutter-common
  flutter-devel
  flutter-engine-android-google-bin
  flutter-engine-common-google-bin
  flutter-engine-linux-google-bin
  flutter-engine-web-google-bin
  flutter-gradle
  flutter-gradle-google-bin
  flutter-intellij-patch
  flutter-material-fonts-google-bin
  flutter-sky-engine-google-bin
  flutter-target-android
  flutter-target-linux
  flutter-target-web
  flutter-tool

  flutter-engine-android
  flutter-engine-common
  flutter-engine-linux
  flutter-engine-web
  flutter-gradle
  flutter-material-fonts
  flutter-sky-engine
  flutter-tool-developer
)

install="$_pkgname.install"

_pkgsrc="$_pkgname-$pkgver"
_pkgext="tar.xz"

options=("!emptydirs" "!strip" "!debug")
noextract=("$_pkgsrc.$_pkgext")

source=(
  "$_pkgsrc.$_pkgext"::"https://storage.googleapis.com/flutter_infra_release/releases/stable/linux/flutter_linux_$pkgver-stable.$_pkgext"
)

sha256sums=(
  'a7c82f551a9eae018e078f6bb186171e5a77920d35a3d75a61d9a593d0a9e4ae'
)

prepare() {
  _gen_scripts
}

package() {
  depends+=(
    clang
    cmake
    git
    lld
    llvm
    ninja

    # AUR
    unionfs-fuse
  )

  # main files
  install -dm755 "$pkgdir/opt"
  bsdtar -xf "$srcdir/$_pkgsrc.$_pkgext" -C "$pkgdir/opt"

  # scripts
  install -Dm755 "flutter.sh" "$pkgdir/opt/flutter/bin/aur_flutter"
  install -Dm755 "flutter_dart.sh" "$pkgdir/opt/flutter/bin/aur_dart"
  install -Dm644 "flutter_init.sh" "$pkgdir/opt/flutter/bin/aur_init.sh"

  # symlinks
  install -dm755 "$pkgdir/usr/bin"
  ln -sf "/opt/flutter/bin/aur_flutter" "$pkgdir/usr/bin/flutter"
  ln -sf "/opt/flutter/bin/aur_dart" "$pkgdir/usr/bin/dart"

  # gitignore
  echo "dart_aur" >> "$pkgdir/opt/flutter/.git/info/exclude"
  echo "flutter_aur" >> "$pkgdir/opt/flutter/.git/info/exclude"
  echo "flutter_init.sh" >> "$pkgdir/opt/flutter/.git/info/exclude"

  # license
  install -Dm644 "$pkgdir/opt/flutter/LICENSE" -t "$pkgdir/usr/share/licenses/$pkgname/"
  install -Dm644 "$pkgdir/opt/flutter/PATENT_GRANT" -t "$pkgdir/usr/share/licenses/$pkgname/"

  # permissions
  chmod -R u+rwX,go+rX,go-w "$pkgdir"
}

_gen_scripts() {
  cat > flutter_dart.sh << 'END'
#!/usr/bin/env bash

source /opt/flutter/bin/aur_init.sh

if ! grep -q '/usr/bin' <<< "$(which dart)"; then
  exec dart "$@"
fi
END

  cat > flutter.sh << 'END'
#!/usr/bin/env bash

source /opt/flutter/bin/aur_init.sh

if ! grep -q '/usr/bin' <<< "$(which flutter)"; then
  exec flutter "$@"
fi
END

  cat > flutter_init.sh << 'END'
#!/usr/bin/env -S bash -c "echo 'Do no run this script directly.'"

if [[ "${BASH_SOURCE[0]}" == "$0" ]]; then
  echo "$0 should not be executed directly."
  exit 1
fi

export XDG_CACHE_HOME="${XDG_CACHE_HOME:-$HOME/.cache}"

APP_DIR="/opt/flutter"
SAVE_DIR="$XDG_CACHE_HOME/flutter_local"
MOUNT_DIR="$XDG_CACHE_HOME/flutter_sdk"

if [ ! -e "$APP_DIR" ]; then
  echo "/opt/flutter not found."
  return 1
fi

_unionfs() {
  if [ ! -e "$MOUNT_DIR/bin/flutter" ]; then
    mkdir -p "$SAVE_DIR"
    mkdir -p "$MOUNT_DIR"

    if ! unionfs -o cow -o umask=000 "$SAVE_DIR=RW:$APP_DIR=RO" "$MOUNT_DIR" > /dev/null 2>&1; then
      echo "unionfs failed"
      return 1
    fi
  fi
}

if whoami | grep -q -E 'builder|builduser|main-builder'; then
  export FLUTTER_ROOT="$APP_DIR"
elif grep -q flutter <<< $(groups); then
  export FLUTTER_ROOT="$APP_DIR"
elif _unionfs; then
  if [ -e "$MOUNT_DIR/bin" ]; then
    if ! grep -q "$MOUNT_DIR" <<< "$PATH"; then
      export FLUTTER_ROOT="$MOUNT_DIR"
    fi
  fi
fi

if ! grep -q "$FLUTTER_ROOT" <<< "$PATH"; then
  export PATH="$FLUTTER_ROOT/bin:$PATH"
fi
END
}