Source/cmAddDependenciesCommand.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 "cmAddDependenciesCommand.h"
   4
   5 #include "cmExecutionStatus.h"
   6 #include "cmMakefile.h"
   7 #include "cmMessageType.h"
   8 #include "cmRange.h"
   9 #include "cmStringAlgorithms.h"
  10 #include "cmTarget.h"
  11
  12 bool cmAddDependenciesCommand(std::vector<std::string> const& args,
  13                               cmExecutionStatus& status)
  14 {
  15   if (args.size() < 2) {
  16     status.SetError("called with incorrect number of arguments");
  17     return false;
  18   }
  19
  20   cmMakefile& mf = status.GetMakefile();
  21   std::string const& target_name = args[0];
  22   if (mf.IsAlias(target_name)) {
  23     mf.IssueMessage(
  24       MessageType::FATAL_ERROR,
  25       cmStrCat("Cannot add target-level dependencies to alias target \"",
  26                target_name, "\".\n"));
  27   }
  28   if (cmTarget* target = mf.FindTargetToUse(target_name)) {
  29
  30     // skip over target_name
  31     for (std::string const& arg : cmMakeRange(args).advance(1)) {
  32       target->AddUtility(arg, false, &mf);
  33     }
  34   } else {
  35     mf.IssueMessage(
  36       MessageType::FATAL_ERROR,
  37       cmStrCat(
  38         "Cannot add target-level dependencies to non-existent "
  39         "target \"",
  40         target_name,
  41         "\".\nThe add_dependencies works for "
  42         "top-level logical targets created by the add_executable, "
  43         "add_library, or add_custom_target commands.  If you want to add "
  44         "file-level dependencies see the DEPENDS option of the "
  45         "add_custom_target and add_custom_command commands."));
  46   }
  47
  48   return true;
  49 }