Source/cmGetSourceFilePropertyCommand.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 "cmGetSourceFilePropertyCommand.h"
   4
   5 #include "cmExecutionStatus.h"
   6 #include "cmMakefile.h"
   7 #include "cmSetPropertyCommand.h"
   8 #include "cmSourceFile.h"
   9 #include "cmValue.h"
  10
  11 bool cmGetSourceFilePropertyCommand(std::vector<std::string> const& args,
  12                                     cmExecutionStatus& status)
  13 {
  14   std::vector<std::string>::size_type args_size = args.size();
  15   if (args_size != 3 && args_size != 5) {
  16     status.SetError("called with incorrect number of arguments");
  17     return false;
  18   }
  19
  20   std::vector<std::string> source_file_directories;
  21   std::vector<std::string> source_file_target_directories;
  22   bool source_file_directory_option_enabled = false;
  23   bool source_file_target_option_enabled = false;
  24
  25   int property_arg_index = 2;
  26   if (args[2] == "DIRECTORY" && args_size == 5) {
  27     property_arg_index = 4;
  28     source_file_directory_option_enabled = true;
  29     source_file_directories.push_back(args[3]);
  30   } else if (args[2] == "TARGET_DIRECTORY" && args_size == 5) {
  31     property_arg_index = 4;
  32     source_file_target_option_enabled = true;
  33     source_file_target_directories.push_back(args[3]);
  34   }
  35
  36   std::vector<cmMakefile*> source_file_directory_makefiles;
  37   bool file_scopes_handled =
  38     SetPropertyCommand::HandleAndValidateSourceFileDirectoryScopes(
  39       status, source_file_directory_option_enabled,
  40       source_file_target_option_enabled, source_file_directories,
  41       source_file_target_directories, source_file_directory_makefiles);
  42   if (!file_scopes_handled) {
  43     return false;
  44   }
  45
  46   std::string const& var = args[0];
  47   bool source_file_paths_should_be_absolute =
  48     source_file_directory_option_enabled || source_file_target_option_enabled;
  49   std::string const file =
  50     SetPropertyCommand::MakeSourceFilePathAbsoluteIfNeeded(
  51       status, args[1], source_file_paths_should_be_absolute);
  52   cmMakefile& mf = *source_file_directory_makefiles[0];
  53   cmSourceFile* sf = mf.GetSource(file);
  54
  55   // for the location we must create a source file first
  56   if (!sf && args[property_arg_index] == "LOCATION") {
  57     sf = mf.CreateSource(file);
  58   }
  59
  60   if (sf) {
  61     cmValue prop = nullptr;
  62     if (!args[property_arg_index].empty()) {
  63       prop = sf->GetPropertyForUser(args[property_arg_index]);
  64     }
  65     if (prop) {
  66       // Set the value on the original Makefile scope, not the scope of the
  67       // requested directory.
  68       status.GetMakefile().AddDefinition(var, *prop);
  69       return true;
  70     }
  71   }
  72
  73   status.GetMakefile().AddDefinition(var, "NOTFOUND");
  74   return true;
  75 }