From 641ad10a9f32cd5a9b10d54c39ddd358986dc3e6 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Fri, 7 Jan 2022 13:46:58 +0100
Subject: [PATCH 1/3] Fix partial update where path repos are being
 auto-unlocked two levels deep not loading all packages properly, fixes #10431

---
 src/Composer/DependencyResolver/PoolBuilder.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Composer/DependencyResolver/PoolBuilder.php b/src/Composer/DependencyResolver/PoolBuilder.php
index 9ff306324..de7626fe4 100644
--- a/src/Composer/DependencyResolver/PoolBuilder.php
+++ b/src/Composer/DependencyResolver/PoolBuilder.php
@@ -459,6 +459,10 @@ class PoolBuilder
                             }
                         }
                     }
+                } elseif (isset($this->pathRepoUnlocked[$require]) && !isset($this->loadedPackages[$require])) {
+                    // if doing a partial update and a package depends on a path-repo-unlocked package which is not referenced by the root, we need to ensure it gets loaded as it was not loaded by the request's root requirements
+                    // and would not be loaded above if update propagation is not allowed (which happens if the requirer is itself a path-repo-unlocked package) or if transitive deps are not allowed to be unlocked
+                    $this->markPackageNameForLoading($request, $require, $linkConstraint);
                 }
             } else {
                 $this->markPackageNameForLoading($request, $require, $linkConstraint);

From 9305dea128a751b42287577e8314c462c8dca0e2 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Fri, 7 Jan 2022 13:50:00 +0100
Subject: [PATCH 2/3] Only run getenv workaround on PHP 7.1.13+

---
 bin/composer | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bin/composer b/bin/composer
index 32c45bcda..6aaa4533d 100755
--- a/bin/composer
+++ b/bin/composer
@@ -67,7 +67,7 @@ if (function_exists('ini_set')) {
 
 // Workaround PHP bug on Windows where env vars containing Unicode chars are mangled in $_SERVER
 // see https://github.com/php/php-src/issues/7896
-if (Platform::isWindows()) {
+if (PHP_VERSION_ID >= 70113 && Platform::isWindows()) {
     $_SERVER = array_merge($_SERVER, array_intersect_ukey($_SERVER, getenv(), 'strcasecmp'));
 }
 

From d9619985dbabb58255fb27cf78fe702345d31793 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Fri, 7 Jan 2022 13:57:17 +0100
Subject: [PATCH 3/3] Workaround PHP bug properly as getenv() without arg also
 returns mangled values, fixes #10434

---
 bin/composer | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/bin/composer b/bin/composer
index 6aaa4533d..9bb3559a4 100755
--- a/bin/composer
+++ b/bin/composer
@@ -68,7 +68,11 @@ if (function_exists('ini_set')) {
 // Workaround PHP bug on Windows where env vars containing Unicode chars are mangled in $_SERVER
 // see https://github.com/php/php-src/issues/7896
 if (PHP_VERSION_ID >= 70113 && Platform::isWindows()) {
-    $_SERVER = array_merge($_SERVER, array_intersect_ukey($_SERVER, getenv(), 'strcasecmp'));
+    foreach ($_SERVER as $serverVar => $serverVal) {
+        if (($serverVal = getenv($serverVar)) !== false) {
+            $_SERVER[$serverVar] = $serverVal;
+        }
+    }
 }
 
 Platform::putEnv('COMPOSER_BINARY', realpath($_SERVER['argv'][0]));