portothree · August 4, 2022 19:04 · Aug 1, 2018 · Aug 1, 2018 · Aug 1, 2018
diff --git a/shell.nix b/shell.nix
@@ -1,19 +1,23 @@
 # I used this shell.nix to build LineageOS 13.0 for my maguro (Samsung Galaxy Nexus GSM) phone
 # The build instructions for normal Linuxes are here: https://wiki.lineageos.org/devices/maguro/build
-# NixOS instructions are as follows:
+# For NixOS, follow those instructions but skip anything related to installing packages
+# Detailed instructions:
 #   cd into an empty directory of your choice
 #   copy this file there
 #   in nix-shell:
 #    $ repo init -u https://github.com/LineageOS/android.git -b cm-13.0
 #    $ repo sync
 #    $ source build/envsetup.sh
 #    $ breakfast maguro
-#    Get binary blobs (I followed https://forum.xda-developers.com/showpost.php?s=a6ee98b07b1b0a2f4004b902a65d9dcd&p=76981184&postcount=4)
-#    $ repo sync; breakfast maguro
-#    $ ccache -M 50G
+#    Get proprietary blobs (see https://wiki.lineageos.org/devices/maguro/build#extract-proprietary-blobs)
+#     (I actually used blobs from https://github.com/TheMuppets, following https://forum.xda-developers.com/showpost.php?s=a6ee98b07b1b0a2f4004b902a65d9dcd&p=76981184&postcount=4)
+#    $ ccache -M 50G (see https://wiki.lineageos.org/devices/maguro/build#turn-on-caching-to-speed-up-build)
 #    $ croot
 #    $ brunch maguro
-#    Voilà ! It Just Works™ (at least it did for me)
+#    $ cd $OUT
+#   The built ROM is named something like lineage-13.0-20180730-UNOFFICIAL-maguro.zip
+#   You can flash it onto your device as usual, see e.g. https://wiki.lineageos.org/devices/maguro/install for maguro
+#   Voilà ! It Just Works™ (at least it did for me)
 
 # Warning: the hardened NixOS kernel disables 32 bit emulation, which made me run into multiple "Exec format error" errors.
 # To fix, use the default kernel, or enable "IA32_EMULATION y" in the kernel config.
@@ -48,7 +52,7 @@ let
       lz4
       lzop
       m4
-      maven
+      maven # Needed for LineageOS 13.0
       nettools
       openssl
       perl

diff --git a/shell.nix b/shell.nix
@@ -25,7 +25,7 @@ let
   pkgs = import <nixpkgs> {};
 
   # Inspired from https://nixos.wiki/wiki/Android#Building_Android_on_NixOS
-  # I ad to ass several packages to make it work for me
+  # I had to add several packages to make it work for me
   fhs = pkgs.buildFHSUserEnv {
     name = "android-env";
     targetPkgs = pkgs: with pkgs; [

diff --git a/shell.nix b/shell.nix
@@ -0,0 +1,87 @@
+# I used this shell.nix to build LineageOS 13.0 for my maguro (Samsung Galaxy Nexus GSM) phone
+# The build instructions for normal Linuxes are here: https://wiki.lineageos.org/devices/maguro/build
+# NixOS instructions are as follows:
+#   cd into an empty directory of your choice
+#   copy this file there
+#   in nix-shell:
+#    $ repo init -u https://github.com/LineageOS/android.git -b cm-13.0
+#    $ repo sync
+#    $ source build/envsetup.sh
+#    $ breakfast maguro
+#    Get binary blobs (I followed https://forum.xda-developers.com/showpost.php?s=a6ee98b07b1b0a2f4004b902a65d9dcd&p=76981184&postcount=4)
+#    $ repo sync; breakfast maguro
+#    $ ccache -M 50G
+#    $ croot
+#    $ brunch maguro
+#    Voilà ! It Just Works™ (at least it did for me)
+
+# Warning: the hardened NixOS kernel disables 32 bit emulation, which made me run into multiple "Exec format error" errors.
+# To fix, use the default kernel, or enable "IA32_EMULATION y" in the kernel config.
+
+
+
+let
+  # nixpkgs-unstable does not have jdk7 anymore. I used the nixos-18.03 channel
+  pkgs = import <nixpkgs> {};
+
+  # Inspired from https://nixos.wiki/wiki/Android#Building_Android_on_NixOS
+  # I ad to ass several packages to make it work for me
+  fhs = pkgs.buildFHSUserEnv {
+    name = "android-env";
+    targetPkgs = pkgs: with pkgs; [
+      androidenv.platformTools
+      bc
+      binutils
+      bison
+      ccache
+      curl
+      flex
+      gcc
+      git
+      gitRepo
+      gnumake
+      gnupg
+      gperf
+      imagemagick
+      jdk7
+      libxml2
+      lz4
+      lzop
+      m4
+      maven
+      nettools
+      openssl
+      perl
+      pngcrush
+      procps
+      python2
+      rsync
+      schedtool
+      SDL
+      squashfsTools
+      unzip
+      utillinux
+      wxGTK30
+      xml2
+      zip
+    ];
+    multiPkgs = pkgs: with pkgs; [
+      zlib
+      ncurses5
+      libcxx
+      readline
+    ];
+    runScript = "bash";
+    profile = ''
+      export USE_CCACHE=1
+      export ANDROID_JAVA_HOME=${pkgs.jdk7.home}
+      # Building involves a phase of unzipping large files into a temporary directory
+      export TMPDIR=/tmp
+    '';
+  };
+
+in pkgs.stdenv.mkDerivation {
+  name = "android-env-shell";
+  nativeBuildInputs = [ fhs ];
+  shellHook = "exec android-env";
+}