🧑‍💻 More compatible opt helpers

buildroot/bin/opt_disable

@@ -3,13 +3,34 @@
 # exit on first failure
 set -e
 
-SED=$(which gsed sed | head -n1)
+# Get SED_CMD, SED_I, and the BSDSED flag
+. $(dirname $0)/opt_sed
 
 for opt in "$@" ; do
   DID=0 ; FOUND=0
-  for FN in Configuration Configuration_adv; do
-    "${SED}" -i "/^\(\s*\)\(#define\s\+${opt}\b\s\?\)\(\s\s\)\?/{s//\1\/\/\2/;h};\${x;/./{x;q0};x;q9}" Marlin/$FN.h && DID=1
-    ((DID||FOUND)) || { grep -E "^\s*//\s*#define\s+${opt}\b" Marlin/$FN.h >/dev/null && FOUND=1 ; }
+  for FN in Marlin/Configuration.h Marlin/Configuration_adv.h; do
+    if [[ $BSDSED ]]; then
+      # BSD sed version (macOS)
+      "${SED_CMD}" "${SED_I[@]}" \
+        "/^[[:space:]]*#define[[:space:]]+${opt}\b/{
+          s/^[[:space:]]*\(#define[[:space:]]+${opt}\b.*\)/\/\/\1/
+          h
+          \$b end
+        }
+        \$!b
+        :end
+        x
+        /./{ x; q0; }
+        x
+        q1" \
+        $FN && DID=1
+    else
+      # GNU sed version
+      "${SED_CMD}" "${SED_I[@]}" \
+        "/^\(\s*\)\(#define\s\+${opt}\b\s\?\)\(\s\s\)\?/{s//\1\/\/\2/;h};\${x;/./{x;q0};x;q1}" \
+        $FN && DID=1
+    fi
+    ((DID||FOUND)) || { grep -E "^\s*\/\/#define\s+${opt}\b" $FN >/dev/null && FOUND=1 ; }
   done
   ((DID||FOUND)) || (echo "ERROR: $(basename $0) Can't find ${opt}" >&2 && exit 9)
 done