From 33474537ab21c1535a95e0d8ae1f22df6e9a4619 Mon Sep 17 00:00:00 2001
From: Trinity Pointard <trinity.pointard@gmail.com>
Date: Sun, 29 Aug 2021 13:48:33 +0200
Subject: [PATCH] make reproducible Windows build

Linux hash   : c024778da162cda77869c46d162729d012a7758bee973bc83fa78c964d080903
Windows hash : e97e171740b889b7e3722b79c3763177174baac7fa34a5c3615c999298e1bc48
---
 .gitlab-ci.yml              |  3 ++-
 maint/reproducible_build.sh | 26 ++++++++++++++++----------
 2 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7c3f518bf..323af870b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -41,5 +41,6 @@ build-repro:
     - ./maint/reproducible_build.sh
   artifacts:
     paths:
-      - arti-bin
+      - arti-linux
+      - arti-windows.exe
     expire_in: 1 day
diff --git a/maint/reproducible_build.sh b/maint/reproducible_build.sh
index 8140a5866..c76f9770a 100755
--- a/maint/reproducible_build.sh
+++ b/maint/reproducible_build.sh
@@ -30,15 +30,16 @@ cd /arti
 # the cgroup control fs. This does not actually interact with cgroups, but
 # should be removed as soon as /dev/shm get increased
 if mount | grep '/sys/fs/cgroup type tmpfs' > /dev/null; then
-		mkdir -p /sys/fs/cgroup/registry /usr/local/cargo/registry
-		ln -s /sys/fs/cgroup/registry /usr/local/cargo/registry/src
+	mkdir -p /sys/fs/cgroup/registry /usr/local/cargo/registry
+	ln -s /sys/fs/cgroup/registry /usr/local/cargo/registry/src
 else
-		mkdir -p /dev/shm/registry /usr/local/cargo/registry
-		ln -s /dev/shm/registry /usr/local/cargo/registry/src
+	mkdir -p /dev/shm/registry /usr/local/cargo/registry
+	ln -s /dev/shm/registry /usr/local/cargo/registry/src
 fi
 
 ## add missing dependancies
-apk add --no-cache musl-dev perl make git
+apk add --no-cache musl-dev perl make git mingw-w64-gcc
+rustup target add x86_64-pc-windows-gnu
 
 ## bring back the Cargo.lock where dependancies version are strictly defined
 mv misc/Cargo.lock Cargo.lock
@@ -47,10 +48,15 @@ mv misc/Cargo.lock Cargo.lock
 ## feature "static" enable compiling some C dependancies instead of linking
 ## to system libraries. It is required to get a well behaving result.
 cargo build -p arti --target x86_64-unknown-linux-musl --release --features static
+mv /arti/target/x86_64-unknown-linux-musl/release/arti "$here"/arti-linux
+
+## PE contains a timestamp of when they were built. Don't insert this value
+export RUSTFLAGS="$RUSTFLAGS -C link-arg=-Wl,--no-insert-timestamp"
+cargo build -p arti --target x86_64-pc-windows-gnu --release --features static
+mv /arti/target/x86_64-pc-windows-gnu/release/arti.exe "$here"/arti-windows.exe
 
 set +x
-echo branch: "$(git rev-parse --abbrev-ref HEAD)"
-echo commit: "$(git rev-parse HEAD)"
-echo build hash: "$(sha256sum target/x86_64-unknown-linux-musl/release/arti | cut -d " " -f 1)"
-
-mv /arti/target/x86_64-unknown-linux-musl/release/arti "$here"/arti-bin
+echo "branch       :" "$(git rev-parse --abbrev-ref HEAD)"
+echo "commit       :" "$(git rev-parse HEAD)"
+echo "Linux hash   :" "$(sha256sum "$here"/arti-linux       | cut -d " " -f 1)"
+echo "Windows hash :" "$(sha256sum "$here"/arti-windows.exe | cut -d " " -f 1)"