From 4f3f60dc830e4774499d4f46d804cc66dddae008 Mon Sep 17 00:00:00 2001
From: Sergey Simonchik <sergey.simonchik@jetbrains.com>
Date: Wed, 25 Jan 2017 13:20:16 +0300
Subject: [PATCH 1/2] IDEA-167089 MacOSX: support tcsh shell for loading
 environment variables

---
 .../util/src/com/intellij/util/EnvironmentUtil.java | 13 ++++++++++---
 .../com/jetbrains/python/run/PyVirtualEnvReader.kt  |  2 +-
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/platform/util/src/com/intellij/util/EnvironmentUtil.java b/platform/util/src/com/intellij/util/EnvironmentUtil.java
index 536954029bc7..079832d33f68 100644
--- a/platform/util/src/com/intellij/util/EnvironmentUtil.java
+++ b/platform/util/src/com/intellij/util/EnvironmentUtil.java
@@ -27,6 +27,7 @@ import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.openapi.vfs.CharsetToolkit;
 import com.intellij.util.concurrency.AppExecutorUtil;
 import com.intellij.util.concurrency.FixedFuture;
+import com.intellij.util.containers.ContainerUtil;
 import com.intellij.util.io.BaseOutputReader;
 import com.intellij.util.text.CaseInsensitiveStringHashingStrategy;
 import gnu.trove.THashMap;
@@ -210,14 +211,20 @@ public class EnvironmentUtil {
       return parseEnv(lines, lineSeparator);
     }
 
+    @NotNull
     protected List<String> getShellProcessCommand() throws Exception {
       String shell = getShell();
-
       if (shell == null || !new File(shell).canExecute()) {
         throw new Exception("shell:" + shell);
       }
-
-      return new ArrayList<String>(Arrays.asList(shell, "-l", "-i"));
+      List<String> commands = ContainerUtil.newArrayList(shell);
+      if (!shell.endsWith("/tcsh")) {
+        // Act as a login shell
+        // tsch does allow to use -l with any other options
+        commands.add("-l");
+      }
+      commands.add("-i"); // enable interactive shell
+      return commands;
     }
 
     @Nullable
diff --git a/python/src/com/jetbrains/python/run/PyVirtualEnvReader.kt b/python/src/com/jetbrains/python/run/PyVirtualEnvReader.kt
index 792bcc794ab0..e0e6c1dd5f55 100644
--- a/python/src/com/jetbrains/python/run/PyVirtualEnvReader.kt
+++ b/python/src/com/jetbrains/python/run/PyVirtualEnvReader.kt
@@ -86,7 +86,7 @@ class PyVirtualEnvReader(val virtualEnvSdkPath: String) : EnvironmentUtil.ShellE
 
   }
 
-  override fun getShellProcessCommand(): MutableList<String>? {
+  override fun getShellProcessCommand(): MutableList<String> {
     val shellPath = shell
 
     if (shellPath == null || !File(shellPath).canExecute()) {

From b85e71877a1645a61e3bb412b0d98b601c795858 Mon Sep 17 00:00:00 2001
From: "Evgeniy.Stepanov" <Evgeniy.Stepanov@JetBrains.com>
Date: Wed, 25 Jan 2017 10:40:36 +0100
Subject: [PATCH 2/2] Fix merging TreeUpdatePasses in ui tree

---
 .../com/intellij/ide/util/treeView/AbstractTreeUpdater.java   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/platform/platform-api/src/com/intellij/ide/util/treeView/AbstractTreeUpdater.java b/platform/platform-api/src/com/intellij/ide/util/treeView/AbstractTreeUpdater.java
index 51f19ca9af61..94703985380a 100644
--- a/platform/platform-api/src/com/intellij/ide/util/treeView/AbstractTreeUpdater.java
+++ b/platform/platform-api/src/com/intellij/ide/util/treeView/AbstractTreeUpdater.java
@@ -127,7 +127,9 @@ public class AbstractTreeUpdater implements Disposable, Activatable {
       for (Iterator<TreeUpdatePass> iterator = myNodeQueue.iterator(); iterator.hasNext();) {
         final TreeUpdatePass passInQueue = iterator.next();
 
-        if (toAdd.isUpdateStructure() == passInQueue.isUpdateStructure()) {
+        boolean isMatchingPass =
+          toAdd.isUpdateStructure() == passInQueue.isUpdateStructure() && toAdd.isUpdateChildren() == passInQueue.isUpdateChildren();
+        if (isMatchingPass) {
           if (passInQueue == toAdd) {
             toAdd.expire();
             break;