From 9ba71ea3e2b97dd3a316203093fdc5f8d491ebf3 Mon Sep 17 00:00:00 2001
From: Anthony Dahanne <anthony.dahanne@gmail.com>
Date: Tue, 12 Mar 2024 14:47:05 +0000
Subject: [PATCH] Build multi arch binaries and add targets

---
 .gitignore       |  1 +
 buildpack.toml   |  9 +++++++++
 scripts/build.sh | 16 ++++++++--------
 3 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/.gitignore b/.gitignore
index 592c46e..4242244 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,7 @@
 # limitations under the License.
 
 bin/
+linux/
 dependencies/
 package/
 scratch/
diff --git a/buildpack.toml b/buildpack.toml
index 9a21444..ff558b2 100644
--- a/buildpack.toml
+++ b/buildpack.toml
@@ -27,6 +27,15 @@ api = "0.7"
     type = "Apache-2.0"
     uri = "https://github.com/paketo-buildpacks/procfile/blob/main/LICENSE"
 
+
+[[targets]]
+os = "linux"
+arch = "amd64"
+
+[[targets]]
+os = "linux"
+arch = "arm64"
+
 [metadata]
   include-files = ["LICENSE", "NOTICE", "README.md", "bin/build", "bin/detect", "bin/main", "bin/build.exe", "bin/detect.exe", "bin/main.exe", "buildpack.toml"]
   pre-package = "scripts/build.sh"
diff --git a/scripts/build.sh b/scripts/build.sh
index 38c5ff1..cf8413f 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -2,18 +2,18 @@
 
 set -euo pipefail
 
-GOOS="linux" go build -ldflags='-s -w' -o bin/main github.com/paketo-buildpacks/procfile/v5/cmd/main
-GOOS="windows" GOARCH="amd64" go build -ldflags='-s -w' -o bin/main.exe github.com/paketo-buildpacks/procfile/v5/cmd/main
+GOOS="linux" go build -ldflags='-s -w' -o linux/amd64/bin/main github.com/paketo-buildpacks/procfile/v5/cmd/main
+GOOS="linux" GOARCH="arm64" go build -ldflags='-s -w' -o linux/arm64/bin/main github.com/paketo-buildpacks/procfile/v5/cmd/main
 
 if [ "${STRIP:-false}" != "false" ]; then
-  strip bin/main bin/main.exe
+  strip linux/amd64/bin/main linux/arm64/bin/main
 fi
 
 if [ "${COMPRESS:-none}" != "none" ]; then
-  $COMPRESS bin/main bin/main.exe
+  $COMPRESS linux/amd64/bin/main linux/arm64/bin/main
 fi
 
-ln -fs main bin/build
-ln -fs main bin/detect
-ln -fs main.exe bin/build.exe
-ln -fs main.exe bin/detect.exe
+ln -fs main linux/amd64/bin/build
+ln -fs main linux/arm64/bin/build
+ln -fs main linux/amd64/bin/detect
+ln -fs main linux/arm64/bin/detect