From f25d10e6b545013f44f4b299ed6ec4b859ff0733 Mon Sep 17 00:00:00 2001
From: Jay DeLuca <jaydeluca4@gmail.com>
Date: Fri, 6 Feb 2026 17:17:48 -0500
Subject: [PATCH 1/3] Make generate protobuf script compatible with mac

Signed-off-by: Jay DeLuca <jaydeluca4@gmail.com>
---
 .../generate-protobuf.sh                      | 35 ++++++++++++++-----
 1 file changed, 27 insertions(+), 8 deletions(-)

diff --git a/prometheus-metrics-exposition-formats/generate-protobuf.sh b/prometheus-metrics-exposition-formats/generate-protobuf.sh
index 9bd222241..064f6f1ac 100755
--- a/prometheus-metrics-exposition-formats/generate-protobuf.sh
+++ b/prometheus-metrics-exposition-formats/generate-protobuf.sh
@@ -6,6 +6,24 @@ set -euo pipefail
 # I could not figure out how to use a protoc Maven plugin to use the shaded module,
 # so I ran this command to generate the sources manually.
 
+# Use gsed on macOS (requires: brew install gnu-sed) for in-place edits
+# BSD sed requires -i '' for in-place with no backup; GNU sed uses -i alone.
+if [[ "$OSTYPE" == "darwin"* ]] && command -v gsed >/dev/null 2>&1; then
+	SED='gsed'
+	SED_I=(-i)
+else
+	SED='sed'
+	# BSD sed: -i requires backup extension; '' = no backup
+	[[ "$OSTYPE" == "darwin"* ]] && SED_I=(-i '') || SED_I=(-i)
+fi
+
+# Use mise-provided protoc if available
+if command -v mise >/dev/null 2>&1; then
+	PROTOC="mise exec -- protoc"
+else
+	PROTOC='protoc'
+fi
+
 TARGET_DIR=$1
 PROTO_DIR=src/main/protobuf
 PROTOBUF_VERSION_STRING=$2
@@ -18,22 +36,23 @@ mkdir -p "$TARGET_DIR"
 rm -rf $PROTO_DIR || true
 mkdir -p $PROTO_DIR
 
-OLD_PACKAGE=$(sed -nE 's/import (io.prometheus.metrics.expositionformats.generated.*).Metrics;/\1/p' src/main/java/io/prometheus/metrics/expositionformats/internal/PrometheusProtobufWriterImpl.java)
+OLD_PACKAGE=$($SED -nE 's/import (io.prometheus.metrics.expositionformats.generated.*).Metrics;/\1/p' src/main/java/io/prometheus/metrics/expositionformats/internal/PrometheusProtobufWriterImpl.java)
 PACKAGE="io.prometheus.metrics.expositionformats.generated.com_google_protobuf_${PROTOBUF_VERSION_STRING}"
 
 if [[ $OLD_PACKAGE != "$PACKAGE" ]]; then
 	echo "Replacing package $OLD_PACKAGE with $PACKAGE in all java files"
-	find .. -type f -name "*.java" -exec sed -i "s/$OLD_PACKAGE/$PACKAGE/g" {} +
+	find .. -type f -name "*.java" -exec "${SED}" "${SED_I[@]}" "s/$OLD_PACKAGE/$PACKAGE/g" {} +
 fi
 
 curl -sL https://raw.githubusercontent.com/prometheus/client_model/master/io/prometheus/client/metrics.proto -o $PROTO_DIR/metrics.proto
 
-sed -i "s/java_package = \"io.prometheus.client\"/java_package = \"$PACKAGE\"/" $PROTO_DIR/metrics.proto
-protoc --java_out "$TARGET_DIR" $PROTO_DIR/metrics.proto
-sed -i '1 i\//CHECKSTYLE:OFF: checkstyle' "$(find src/main/generated/io -type f)"
-sed -i -e $'$a\\\n//CHECKSTYLE:ON: checkstyle' "$(find src/main/generated/io -type f)"
+"${SED}" "${SED_I[@]}" "s/java_package = \"io.prometheus.client\"/java_package = \"$PACKAGE\"/" $PROTO_DIR/metrics.proto
+$PROTOC --java_out "$TARGET_DIR" $PROTO_DIR/metrics.proto
+find src/main/generated/io -type f -exec "${SED}" "${SED_I[@]}" '1 i\
+//CHECKSTYLE:OFF: checkstyle' {} \;
+find src/main/generated/io -type f -exec "${SED}" "${SED_I[@]}" -e $'$a\\\n//CHECKSTYLE:ON: checkstyle' {} \;
 
-GENERATED_WITH=$(grep -oP '\/\/ Protobuf Java Version: \K.*' "$TARGET_DIR/${PACKAGE//\.//}"/Metrics.java)
+GENERATED_WITH=$($SED -n 's/.*\/\/ Protobuf Java Version: \(.*\)/\1/p' "$TARGET_DIR/${PACKAGE//\.//}"/Metrics.java)
 
 function help() {
 	echo "Please use https://mise.jdx.dev/ - this will use the version specified in mise.toml"
@@ -56,4 +75,4 @@ if [[ ${REQUIRE_PROTO_UP_TO_DATE:-false} == "true" && -n "$STATUS" ]]; then
 	echo "Local changes:"
 	echo "$STATUS"
 	exit 1
-fi
+fi
\ No newline at end of file

From 9ad5f5728797f716bccbf25c54b78547e04925bf Mon Sep 17 00:00:00 2001
From: Jay DeLuca <jaydeluca4@gmail.com>
Date: Fri, 6 Feb 2026 17:23:58 -0500
Subject: [PATCH 2/3] remove pin command

Signed-off-by: Jay DeLuca <jaydeluca4@gmail.com>
---
 mise.toml | 1 -
 1 file changed, 1 deletion(-)

diff --git a/mise.toml b/mise.toml
index b75e5175f..420c5634d 100644
--- a/mise.toml
+++ b/mise.toml
@@ -30,7 +30,6 @@ run = "./mvnw install -DskipTests -Dspotless.check.skip=true -Dcoverage.skip=tru
 [tasks.generate]
 description = "bare compile, ignoring formatting and linters"
 run = [
-  "mise use --pin protoc@latest",
   "./mvnw clean install -DskipTests -Dspotless.check.skip=true -Dcoverage.skip=true -Dcheckstyle.skip=true -Dwarnings=-nowarn"
 ]
 env.PROTO_GENERATION = "true"

From 1f4213fd750012ef80c05a2bf8e4c5306a1626e2 Mon Sep 17 00:00:00 2001
From: Jay DeLuca <jaydeluca4@gmail.com>
Date: Fri, 6 Feb 2026 17:33:03 -0500
Subject: [PATCH 3/3] newline

Signed-off-by: Jay DeLuca <jaydeluca4@gmail.com>
---
 prometheus-metrics-exposition-formats/generate-protobuf.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/prometheus-metrics-exposition-formats/generate-protobuf.sh b/prometheus-metrics-exposition-formats/generate-protobuf.sh
index 064f6f1ac..7c8f8be3b 100755
--- a/prometheus-metrics-exposition-formats/generate-protobuf.sh
+++ b/prometheus-metrics-exposition-formats/generate-protobuf.sh
@@ -75,4 +75,4 @@ if [[ ${REQUIRE_PROTO_UP_TO_DATE:-false} == "true" && -n "$STATUS" ]]; then
 	echo "Local changes:"
 	echo "$STATUS"
 	exit 1
-fi
\ No newline at end of file
+fi