diff options
| -rw-r--r-- | Source/cmLocalUnixMakefileGenerator.cxx | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/Source/cmLocalUnixMakefileGenerator.cxx b/Source/cmLocalUnixMakefileGenerator.cxx index f9b4c7e..5da812c 100644 --- a/Source/cmLocalUnixMakefileGenerator.cxx +++ b/Source/cmLocalUnixMakefileGenerator.cxx @@ -2494,6 +2494,23 @@ void cmLocalUnixMakefileGenerator::OutputMakeVariables(std::ostream& fout) std::vector<std::string>& includes = m_Makefile->GetIncludeDirectories(); std::vector<std::string>::iterator i; std::map<cmStdString, cmStdString> implicitIncludes; + + // CMake versions below 2.0 would add the source tree to the -I path + // automatically. Preserve compatibility. + const char* versionValue = + this->GetDefinition("CMAKE_BACKWARDS_COMPATIBILITY"); + if(versionValue) + { + int major = 0; + int minor = 0; + if(sscanf(versionValue, "%d.%d", &major, &minor) == 2 && major < 2) + { + fout << "-I" + << this->ConvertToOutputForExisting(m_Makefile->GetStartDirectory()) + << " "; + } + } + implicitIncludes["/usr/include"] = "/usr/include"; if(m_Makefile->GetDefinition("CMAKE_PLATFORM_IMPLICIT_INCLUDE_DIRECTORIES")) { |