Add an option to skip RPATH during installation.

3 files changed, 22 insertions, 3 deletions

diff --git a/Source/cmComputeLinkInformation.cxx b/Source/cmComputeLinkInformation.cxx
index edf6c35..c57b85d 100644
--- a/Source/cmComputeLinkInformation.cxx
+++ b/Source/cmComputeLinkInformation.cxx
@@ -1760,6 +1760,7 @@ void cmComputeLinkInformation::GetRPath(std::vector<std::string>& runtimeDirs,
      !linking_for_install);
   bool use_link_rpath =
     outputRuntime && linking_for_install &&
+    !this->Makefile->IsOn("CMAKE_SKIP_INSTALL_RPATH") &&
     this->Target->GetPropertyAsBool("INSTALL_RPATH_USE_LINK_PATH");
 
   // Construct the RPATH.
diff --git a/Source/cmDocumentVariables.cxx b/Source/cmDocumentVariables.cxx
index 1cab2b5..fb15615 100644
--- a/Source/cmDocumentVariables.cxx
+++ b/Source/cmDocumentVariables.cxx
@@ -355,7 +355,9 @@ void cmDocumentVariables::DefineVariables(cmake* cm)
      "If this is set to TRUE, then the rpath information "
      "is not added to compiled executables.  The default "
      "is to add rpath information if the platform supports it.  "
-     "This allows for easy running from the build tree.",false,
+     "This allows for easy running from the build tree.  To omit RPATH"
+     "in the install step, but not the build step, use "
+     "CMAKE_SKIP_INSTALL_RPATH instead.",false,
      "Variables that Provide Information");
   cm->DefineProperty
     ("CMAKE_SOURCE_DIR", cmProperty::VARIABLE,
@@ -1181,6 +1183,20 @@ void cmDocumentVariables::DefineVariables(cmake* cm)
      "Variables that Control the Build");
 
   cm->DefineProperty
+    ("CMAKE_SKIP_INSTALL_RPATH", cmProperty::VARIABLE,
+     "Do not include RPATHs in the install tree.",
+     "Normally CMake uses the build tree for the RPATH when building "
+     "executables etc on systems that use RPATH. When the software "
+     "is installed the executables etc are relinked by CMake to have "
+     "the install RPATH. If this variable is set to true then the software "
+     "is always installed without RPATH, even if RPATH is enabled when "
+     "building.  This can be useful for example to allow running tests from "
+     "the build directory with RPATH enabled before the installation step.  "
+     "To omit RPATH in both the build and install steps, use "
+     "CMAKE_SKIP_RPATH instead.",false,
+     "Variables that Control the Build");
+
+  cm->DefineProperty
     ("CMAKE_EXE_LINKER_FLAGS", cmProperty::VARIABLE,
      "Linker flags used to create executables.",
      "Flags used by the linker when creating an executable.",false,
diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index ae5596b..b87c086 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -3602,7 +3602,8 @@ bool cmTarget::HaveBuildTreeRPATH()
 bool cmTarget::HaveInstallTreeRPATH()
 {
   const char* install_rpath = this->GetProperty("INSTALL_RPATH");
-  return install_rpath && *install_rpath;
+  return (install_rpath && *install_rpath) &&
+          !this->Makefile->IsOn("CMAKE_SKIP_INSTALL_RPATH");
 }
 
 //----------------------------------------------------------------------------
@@ -3709,7 +3710,8 @@ std::string cmTarget::GetInstallNameDirForInstallTree(const char* config,
     {
     std::string dir;
 
-    if(!this->Makefile->IsOn("CMAKE_SKIP_RPATH"))
+    if(!this->Makefile->IsOn("CMAKE_SKIP_RPATH") &&
+       !this->Makefile->IsOn("CMAKE_SKIP_INSTALL_RPATH"))
       {
       const char* install_name_dir = this->GetProperty("INSTALL_NAME_DIR");
       if(install_name_dir && *install_name_dir)