From acf7a56b310a1e42036b4a64d9036c2ebb8f22dc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?I=C3=B1aki=20Baz=20Castillo?= <ibc@aliax.net>
Date: Thu, 19 Oct 2023 16:45:36 +0200
Subject: [PATCH] Use given PYTHON env variable (if given) when running
 worker/scripts/getmake.py (#1186)

---
 CHANGELOG.md    |  1 +
 npm-scripts.mjs | 25 +++++++++++++++++++------
 2 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index b5f49e6839..cde1b12781 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@
 ### NEXT
 
 * CI: Use Node.js version 20 ([PR #1177](https://github.com/versatica/mediasoup/pull/1177)).
+* Use given `PYTHON` environment variable (if given) when running `worker/scripts/getmake.py` ([PR #1186](https://github.com/versatica/mediasoup/pull/1186)).
 
 
 ### 3.12.13
diff --git a/npm-scripts.mjs b/npm-scripts.mjs
index 433d309d1b..7ca9942e75 100644
--- a/npm-scripts.mjs
+++ b/npm-scripts.mjs
@@ -418,21 +418,34 @@ function installMsysMake()
 {
 	logInfo('installMsysMake()');
 
-	let res = spawnSync('where', [ 'python3.exe' ]);
+	let pythonPath;
 
-	if (res.status !== 0)
+	// If PYTHON environment variable is given, use it.
+	if (process.env.PYTHON)
 	{
-		res = spawnSync('where', [ 'python.exe' ]);
+		pythonPath = process.env.PYTHON;
+	}
+	// Otherwise ensure python3.exe is available in the PATH.
+	else
+	{
+		let res = spawnSync('where', [ 'python3.exe' ]);
 
 		if (res.status !== 0)
 		{
-			logError('`installMsysMake() | cannot find Python executable');
+			res = spawnSync('where', [ 'python.exe' ]);
 
-			exitWithError();
+			if (res.status !== 0)
+			{
+				logError('`installMsysMake() | cannot find Python executable');
+
+				exitWithError();
+			}
 		}
+
+		pythonPath = String(res.stdout).trim();
 	}
 
-	executeCmd(`${String(res.stdout).trim()} worker\\scripts\\getmake.py`);
+	executeCmd(`${pythonPath} worker\\scripts\\getmake.py`);
 }
 
 function ensureDir(dir)