* SCons, pick number of available cores when running with -j0

LeonarddeR · LeonarddeR · commit 2ea0fde598b1 · 2024-07-17T09:43:00.000+02:00
* Add scons source precommit
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
@@ -34,9 +34,15 @@ repos:
 
 - repo: local
   hooks:
+    - id: scons-source
+      name: running build system
+      entry: cmd.exe /c "scons source -j 0"
+      language: system
+      pass_filenames: false
+      types_or: [c, c++]
     - id: checkPot
       name: translation string check
-      entry: cmd.exe /c "scons checkPot -j 4"
+      entry: cmd.exe /c "scons checkPot -j 0"
       language: system
       pass_filenames: false
       types: [python]
diff --git a/sconstruct b/sconstruct
@@ -162,11 +162,15 @@ env.Decider("MD5-timestamp")
 # Warn to run the build on multiple threads so it runs faster
 numJobs = env.GetOption("num_jobs")
 numCores = multiprocessing.cpu_count()
+if numJobs == 0:
+	numJobs = numCores
+	env.SetOption('num_jobs', numJobs)
 if numJobs < numCores:
 	print(
 		f"Warning: Building with {numJobs} concurrent job{'s' if numJobs != 1 else ''} "
 		f"while {numCores} CPU threads are available. "
-		f"Running SCONS with the parameter '-j{numCores}' may lead to a faster build."
+		f"Running SCONS with the parameter '-j{numCores}' may lead to a faster build. "
+		"Running SCONS with parameter '-j0' will automatically pick all available cores."
 	)
 else:
 	print(f"Building with {numJobs} concurrent jobs")
diff --git a/user_docs/en/changes.md b/user_docs/en/changes.md
@@ -26,6 +26,8 @@ Please refer to [the developer guide](https://www.nvaccess.org/files/nvda/docume
 
 * Added a `.editorconfig` file to NVDA's repository in order for several IDEs to pick up basic NVDA code style rules by default. (#16795, @LeonarddeR)
 * It is now possible to redirect objects retrieved from on-screen coordinates, by using the `NVDAObject.objectFromPointRedirect` method. (#16788, @Emil-18)
+* Running SCons with the parameter `-j0` will automatically pick the maximum number of available CPU cores. (#16868 , @LeonarddeR)
+* Updated Ruff to version 0.5.2. (#16868 , @LeonarddeR)
 
 #### Deprecations
 
