Source/cmTargetPropertyComputer.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
   4 #include "cmTargetPropertyComputer.h"
   5
   6 #include <sstream>
   7
   8 #include "cmMakefile.h"
   9 #include "cmMessageType.h"
  10 #include "cmPolicies.h"
  11
  12 bool cmTargetPropertyComputer::HandleLocationPropertyPolicy(
  13   std::string const& tgtName, cmMakefile const& mf)
  14 {
  15   std::ostringstream e;
  16   const char* modal = nullptr;
  17   MessageType messageType = MessageType::AUTHOR_WARNING;
  18   switch (mf.GetPolicyStatus(cmPolicies::CMP0026)) {
  19     case cmPolicies::WARN:
  20       e << cmPolicies::GetPolicyWarning(cmPolicies::CMP0026) << "\n";
  21       modal = "should";
  22       CM_FALLTHROUGH;
  23     case cmPolicies::OLD:
  24       break;
  25     case cmPolicies::REQUIRED_ALWAYS:
  26     case cmPolicies::REQUIRED_IF_USED:
  27     case cmPolicies::NEW:
  28       modal = "may";
  29       messageType = MessageType::FATAL_ERROR;
  30       break;
  31   }
  32
  33   if (modal) {
  34     e << "The LOCATION property " << modal << " not be read from target \""
  35       << tgtName
  36       << "\".  Use the target name directly with "
  37          "add_custom_command, or use the generator expression $<TARGET_FILE>, "
  38          "as appropriate.\n";
  39     mf.IssueMessage(messageType, e.str());
  40   }
  41
  42   return messageType != MessageType::FATAL_ERROR;
  43 }