Issue #3407360 by alexpott, xjm, longwave, quietone, smustgrave, mstrelan:...

Issue #3407360 by alexpott, xjm, longwave, quietone, smustgrave, mstrelan: Commit check script: nproc does not exist on Darwin

composer.json

@@ -115,8 +115,8 @@
             "Drupal\\Composer\\Composer::generateMetapackages",
             "Drupal\\Composer\\Composer::generateComponentPackages"
         ],
-        "phpcs": "phpcs --standard=core/phpcs.xml.dist --parallel=$(nproc) --",
-        "phpcbf": "phpcbf --standard=core/phpcs.xml.dist --parallel=$(nproc) --"
+        "phpcs": "phpcs --standard=core/phpcs.xml.dist --parallel=\"$( (nproc || sysctl -n hw.logicalcpu || echo 4) 2>/dev/null)\" --",
+        "phpcbf": "phpcbf --standard=core/phpcs.xml.dist --parallel=\"$( (nproc || sysctl -n hw.logicalcpu || echo 4) 2>/dev/null)\" --"
     },
     "repositories": [
         {

core/misc/cspell/dictionary.txt

@@ -426,6 +426,7 @@ lnumber
 loadjs
 localemark
 localetranslatedirty
+logicalcpu
 lolspeak
 longblob
 longerthan

core/scripts/dev/commit-code-check.sh

@@ -267,7 +267,7 @@
 # Run PHPCS on all files on DrupalCI or when phpcs files are changed.
 if [[ $PHPCS_XML_DIST_FILE_CHANGED == "1" ]] || [[ "$DRUPALCI" == "1" ]]; then
   # Test all files with phpcs rules.
-  vendor/bin/phpcs -ps --parallel=$(nproc) --standard="$TOP_LEVEL/core/phpcs.xml.dist"
+  vendor/bin/phpcs -ps --parallel="$( (nproc || sysctl -n hw.logicalcpu || echo 4) 2>/dev/null)" --standard="$TOP_LEVEL/core/phpcs.xml.dist"
   PHPCS=$?
   if [ "$PHPCS" -ne "0" ]; then
     # If there are failures set the status to a number other than 0.