Source/cmTargetLinkDirectoriesCommand.cxx

   1 /* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   2    file Copyright.txt or https://cmake.org/licensing for details.  */
   3 #include "cmTargetLinkDirectoriesCommand.h"
   4
   5 #include "cmGeneratorExpression.h"
   6 #include "cmList.h"
   7 #include "cmListFileCache.h"
   8 #include "cmMakefile.h"
   9 #include "cmMessageType.h"
  10 #include "cmStringAlgorithms.h"
  11 #include "cmSystemTools.h"
  12 #include "cmTarget.h"
  13 #include "cmTargetPropCommandBase.h"
  14
  15 namespace {
  16
  17 class TargetLinkDirectoriesImpl : public cmTargetPropCommandBase
  18 {
  19 public:
  20   using cmTargetPropCommandBase::cmTargetPropCommandBase;
  21
  22 private:
  23   void HandleMissingTarget(const std::string& name) override
  24   {
  25     this->Makefile->IssueMessage(
  26       MessageType::FATAL_ERROR,
  27       cmStrCat("Cannot specify link directories for target \"", name,
  28                "\" which is not built by this project."));
  29   }
  30
  31   std::string Join(const std::vector<std::string>& content) override;
  32
  33   bool HandleDirectContent(cmTarget* tgt,
  34                            const std::vector<std::string>& content,
  35                            bool prepend, bool /*system*/) override
  36   {
  37     cmListFileBacktrace lfbt = this->Makefile->GetBacktrace();
  38     tgt->InsertLinkDirectory(BT<std::string>(this->Join(content), lfbt),
  39                              prepend);
  40     return true; // Successfully handled.
  41   }
  42 };
  43
  44 std::string TargetLinkDirectoriesImpl::Join(
  45   const std::vector<std::string>& content)
  46 {
  47   std::vector<std::string> directories;
  48
  49   for (const auto& dir : content) {
  50     auto unixPath = dir;
  51     cmSystemTools::ConvertToUnixSlashes(unixPath);
  52     if (!cmSystemTools::FileIsFullPath(unixPath) &&
  53         !cmGeneratorExpression::StartsWithGeneratorExpression(unixPath)) {
  54       auto tmp = this->Makefile->GetCurrentSourceDirectory();
  55       tmp += "/";
  56       tmp += unixPath;
  57       unixPath = tmp;
  58     }
  59     directories.push_back(unixPath);
  60   }
  61
  62   return cmList::to_string(directories);
  63 }
  64
  65 } // namespace
  66
  67 bool cmTargetLinkDirectoriesCommand(std::vector<std::string> const& args,
  68                                     cmExecutionStatus& status)
  69 {
  70   return TargetLinkDirectoriesImpl(status).HandleArguments(
  71     args, "LINK_DIRECTORIES", TargetLinkDirectoriesImpl::PROCESS_BEFORE);
  72 }