From 5ce650382352c1503f40abf08129ada69402af55 Mon Sep 17 00:00:00 2001
From: bitflash-coin <bookofshamers@outlook.com>
Date: Tue, 4 Aug 2026 06:34:32 -0700
Subject: public commit

---
 scripts/make-release-checksums.sh | 78 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 scripts/make-release-checksums.sh

(limited to 'scripts/make-release-checksums.sh')

diff --git a/scripts/make-release-checksums.sh b/scripts/make-release-checksums.sh
new file mode 100644
index 0000000..5b29e2d
--- /dev/null
+++ b/scripts/make-release-checksums.sh
@@ -0,0 +1,78 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+sign=0
+key=""
+
+usage() {
+  cat <<'EOF'
+Usage: scripts/make-release-checksums.sh [--sign] [--local-user KEYID]
+
+Creates SHA256SUMS for release assets in the current directory:
+  Bitflash-*-windows.zip
+  Bitflash-*-x86_64.AppImage
+  bitflash-node-*-x86_64
+
+With --sign, also creates SHA256SUMS.asc as a detached ASCII-armored GPG
+signature. Upload both files with the release assets.
+EOF
+}
+
+while [ "$#" -gt 0 ]; do
+  case "$1" in
+    --sign) sign=1 ;;
+    --local-user)
+      [ "$#" -ge 2 ] || { echo "--local-user needs a key id" >&2; exit 2; }
+      key="$2"
+      shift
+      ;;
+    -h|--help) usage; exit 0 ;;
+    *) echo "unknown option: $1" >&2; usage >&2; exit 2 ;;
+  esac
+  shift
+done
+
+if command -v sha256sum >/dev/null 2>&1; then
+  sha_cmd=(sha256sum)
+elif command -v shasum >/dev/null 2>&1; then
+  sha_cmd=(shasum -a 256)
+else
+  echo "missing required command: sha256sum or shasum" >&2
+  exit 1
+fi
+
+assets=()
+for pattern in \
+  "Bitflash-*-windows.zip" \
+  "Bitflash-*-x86_64.AppImage" \
+  "bitflash-node-*-x86_64"
+do
+  for file in $pattern; do
+    [ -e "$file" ] || continue
+    assets+=("$file")
+  done
+done
+
+if [ "${#assets[@]}" -eq 0 ]; then
+  echo "no release assets found in $(pwd)" >&2
+  exit 1
+fi
+
+printf '%s\n' "${assets[@]}" | LC_ALL=C sort | while IFS= read -r file; do
+  "${sha_cmd[@]}" "$file"
+done > SHA256SUMS
+
+echo "Wrote SHA256SUMS"
+
+if [ "$sign" -eq 1 ]; then
+  if ! command -v gpg >/dev/null 2>&1; then
+    echo "missing required command: gpg" >&2
+    exit 1
+  fi
+  gpg_args=(--armor --detach-sign --output SHA256SUMS.asc)
+  if [ -n "$key" ]; then
+    gpg_args+=(--local-user "$key")
+  fi
+  gpg "${gpg_args[@]}" SHA256SUMS
+  echo "Wrote SHA256SUMS.asc"
+fi
-- 
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