fix(cli): ignore msbuild binlog files (#14621)

frankcalise · anupriya13 · Copilot · web-flow · commit 5005dc026932 · 2025-05-16T08:28:42.000-07:00
* fix(vnext-templates): update gitignore for MS Build logs

* fix(rnw-msbuildtools): default to windows dir for MS Build logs

* Change files

* Update vnext/templates/cpp-lib/windows/_gitignore

Co-authored-by: Copilot &lt;175728472+Copilot@users.noreply.github.com&gt;

* Update _gitignore

---------

Co-authored-by: Anupriya Verma &lt;54227869+anupriya13@users.noreply.github.com&gt;
Co-authored-by: Copilot &lt;175728472+Copilot@users.noreply.github.com&gt;
diff --git a/change/@react-native-windows-cli-4acf7ba6-83e8-4d2f-9200-62e6262440de.json b/change/@react-native-windows-cli-4acf7ba6-83e8-4d2f-9200-62e6262440de.json
@@ -0,0 +1,7 @@
+{
+  "type": "prerelease",
+  "comment": "fix(cli): ignore msbuild binglog files",
+  "packageName": "@react-native-windows/cli",
+  "email": "fcalise@gmail.com",
+  "dependentChangeType": "patch"
+}
diff --git a/change/react-native-windows-0d3127be-c934-43d7-80b6-09ca4f7cbea6.json b/change/react-native-windows-0d3127be-c934-43d7-80b6-09ca4f7cbea6.json
@@ -0,0 +1,7 @@
+{
+  "type": "prerelease",
+  "comment": "fix(vnext-templates): update gitignore for MS Build logs",
+  "packageName": "react-native-windows",
+  "email": "fcalise@gmail.com",
+  "dependentChangeType": "patch"
+}
diff --git a/packages/@react-native-windows/cli/src/utils/msbuildtools.ts b/packages/@react-native-windows/cli/src/utils/msbuildtools.ts
@@ -9,7 +9,6 @@ import fs from '@react-native-windows/fs';
 import path from 'path';
 import child_process from 'child_process';
 import chalk from 'chalk';
-import os from 'os';
 import shell from 'shelljs';
 import Version from './version';
 import * as checkRequirements from './checkRequirements';
@@ -93,16 +92,16 @@ export default class MSBuildTools {
     newInfo(`Build platform: ${buildArch}`);
 
     const verbosityOption = verbose ? 'normal' : 'minimal';
+    const defaultLogDirectory = path.dirname(slnFile);
     const logPrefix = path.join(
-      buildLogDirectory || os.tmpdir(),
+      buildLogDirectory || defaultLogDirectory,
       `msbuild_${process.pid}_${target}`,
     );
 
     const errorLog = logPrefix + '.err';
     const warnLog = logPrefix + '.wrn';
 
-    const localBinLog = target === 'build' ? '' : ':deploy.binlog';
-    const binlog = buildLogDirectory ? `:${logPrefix}.binlog` : localBinLog;
+    const binlog = `:${logPrefix}.binlog`;
 
     const args = [
       `/clp:NoSummary;NoItemAndPropertyList;Verbosity=${verbosityOption}`,
diff --git a/vnext/templates/cpp-app/windows/_gitignore b/vnext/templates/cpp-app/windows/_gitignore
@@ -39,3 +39,8 @@ Ankh.NoLoad
 
 #Files generated by the VS build
 **/Generated Files/**
+
+#Files generated by MS build
+*.binlog
+*.err
+*.wrn
diff --git a/vnext/templates/cpp-lib/windows/_gitignore b/vnext/templates/cpp-lib/windows/_gitignore
@@ -39,3 +39,8 @@ Ankh.NoLoad
 
 #Files generated by the VS build
 **/Generated Files/**
+
+#Files generated by MS build
+*.binlog
+*.err
+*.wrn
