From c3800e54583208ac4a6435884bb8832e72af3183 Mon Sep 17 00:00:00 2001
From: Daniel Pfeifer <daniel@pfeifer-mail.de>
Date: Fri, 10 Feb 2017 23:04:32 +0100
Subject: cmAlgorithms: add cmEraseIf function

---
 Source/cmAlgorithms.h                      |  6 ++++++
 Source/cmGlobalVisualStudio14Generator.cxx |  3 +--
 Source/cmLocalUnixMakefileGenerator3.cxx   |  5 +----
 Source/cmMakefile.cxx                      | 13 ++-----------
 Source/cmNinjaNormalTargetGenerator.cxx    | 18 ++++++------------
 5 files changed, 16 insertions(+), 29 deletions(-)

diff --git a/Source/cmAlgorithms.h b/Source/cmAlgorithms.h
index 7c683ad..f5469e5 100644
--- a/Source/cmAlgorithms.h
+++ b/Source/cmAlgorithms.h
@@ -101,6 +101,12 @@ FwdIt cmRotate(FwdIt first, FwdIt middle, FwdIt last)
   return first;
 }
 
+template <typename Container, typename Predicate>
+void cmEraseIf(Container& cont, Predicate pred)
+{
+  cont.erase(std::remove_if(cont.begin(), cont.end(), pred), cont.end());
+}
+
 namespace ContainerAlgorithms {
 
 template <typename T>
diff --git a/Source/cmGlobalVisualStudio14Generator.cxx b/Source/cmGlobalVisualStudio14Generator.cxx
index 81c305c..d2ac36b 100644
--- a/Source/cmGlobalVisualStudio14Generator.cxx
+++ b/Source/cmGlobalVisualStudio14Generator.cxx
@@ -238,8 +238,7 @@ std::string cmGlobalVisualStudio14Generator::GetWindows10SDKVersion()
 
   // Skip SDKs that do not contain <um/windows.h> because that indicates that
   // only the UCRT MSIs were installed for them.
-  sdks.erase(std::remove_if(sdks.begin(), sdks.end(), NoWindowsH()),
-             sdks.end());
+  cmEraseIf(sdks, NoWindowsH());
 
   if (!sdks.empty()) {
     // Only use the filename, which will be the SDK version.
diff --git a/Source/cmLocalUnixMakefileGenerator3.cxx b/Source/cmLocalUnixMakefileGenerator3.cxx
index 41a4caf..4388e75 100644
--- a/Source/cmLocalUnixMakefileGenerator3.cxx
+++ b/Source/cmLocalUnixMakefileGenerator3.cxx
@@ -1864,10 +1864,7 @@ void cmLocalUnixMakefileGenerator3::WriteDependLanguageInfo(
     std::string binaryDir = this->GetState()->GetBinaryDirectory();
     if (this->Makefile->IsOn("CMAKE_DEPENDS_IN_PROJECT_ONLY")) {
       const char* sourceDir = this->GetState()->GetSourceDirectory();
-      std::vector<std::string>::iterator itr =
-        std::remove_if(includes.begin(), includes.end(),
-                       ::NotInProjectDir(sourceDir, binaryDir));
-      includes.erase(itr, includes.end());
+      cmEraseIf(includes, ::NotInProjectDir(sourceDir, binaryDir));
     }
     for (std::vector<std::string>::iterator i = includes.begin();
          i != includes.end(); ++i) {
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index bfe46ae..618f694 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -653,21 +653,12 @@ void cmMakefile::FinalPass()
   // we don't want cmake to re-run if a configured file is created and deleted
   // during processing as that would make it a transient file that can't
   // influence the build process
-
-  // remove_if will move all items that don't have a valid file name to the
-  // back of the vector
-  std::vector<std::string>::iterator new_output_files_end = std::remove_if(
-    this->OutputFiles.begin(), this->OutputFiles.end(), file_not_persistent());
-  // we just have to erase all items at the back
-  this->OutputFiles.erase(new_output_files_end, this->OutputFiles.end());
+  cmEraseIf(this->OutputFiles, file_not_persistent());
 
   // if a configured file is used as input for another configured file,
   // and then deleted it will show up in the input list files so we
   // need to scan those too
-  std::vector<std::string>::iterator new_list_files_end = std::remove_if(
-    this->ListFiles.begin(), this->ListFiles.end(), file_not_persistent());
-
-  this->ListFiles.erase(new_list_files_end, this->ListFiles.end());
+  cmEraseIf(this->ListFiles, file_not_persistent());
 }
 
 // Generate the output file
diff --git a/Source/cmNinjaNormalTargetGenerator.cxx b/Source/cmNinjaNormalTargetGenerator.cxx
index b172478..9bf0ccd 100644
--- a/Source/cmNinjaNormalTargetGenerator.cxx
+++ b/Source/cmNinjaNormalTargetGenerator.cxx
@@ -260,12 +260,9 @@ void cmNinjaNormalTargetGenerator::WriteDeviceLinkRule(bool useResponseFile)
       rulePlaceholderExpander->ExpandRuleVariables(this->GetLocalGenerator(),
                                                    *i, vars);
     }
-    {
-      // If there is no ranlib the command will be ":".  Skip it.
-      std::vector<std::string>::iterator newEnd = std::remove_if(
-        linkCmds.begin(), linkCmds.end(), cmNinjaRemoveNoOpCommands());
-      linkCmds.erase(newEnd, linkCmds.end());
-    }
+
+    // If there is no ranlib the command will be ":".  Skip it.
+    cmEraseIf(linkCmds, cmNinjaRemoveNoOpCommands());
 
     std::string linkCmd =
       this->GetLocalGenerator()->BuildCommandLine(linkCmds);
@@ -388,12 +385,9 @@ void cmNinjaNormalTargetGenerator::WriteLinkRule(bool useResponseFile)
       rulePlaceholderExpander->ExpandRuleVariables(this->GetLocalGenerator(),
                                                    *i, vars);
     }
-    {
-      // If there is no ranlib the command will be ":".  Skip it.
-      std::vector<std::string>::iterator newEnd = std::remove_if(
-        linkCmds.begin(), linkCmds.end(), cmNinjaRemoveNoOpCommands());
-      linkCmds.erase(newEnd, linkCmds.end());
-    }
+
+    // If there is no ranlib the command will be ":".  Skip it.
+    cmEraseIf(linkCmds, cmNinjaRemoveNoOpCommands());
 
     linkCmds.insert(linkCmds.begin(), "$PRE_LINK");
     linkCmds.push_back("$POST_BUILD");
-- 
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