Function cmAddSubDirectoryCommand

Source/cmAddSubDirectoryCommand.cxx:15–119

#include "cmSystemTools.h"

bool cmAddSubDirectoryCommand(std::vector<std::string> const& args,
                              cmExecutionStatus& status)
{
  if (args.empty()) {
    status.SetError("called with incorrect number of arguments");
    return false;
  }

  cmMakefile& mf = status.GetMakefile();
  // store the binpath
  std::string const& srcArg = args.front();
  std::string binArg;

  bool excludeFromAll = false;
  bool system = false;

  // process the rest of the arguments looking for optional args
  for (std::string const& arg : cmMakeRange(args).advance(1)) {
    if (arg == "EXCLUDE_FROM_ALL") {
      excludeFromAll = true;
      continue;
    }
    if (arg == "SYSTEM") {
      system = true;
      continue;
    }
    if (binArg.empty()) {
      binArg = arg;
    } else {
      status.SetError("called with incorrect number of arguments");
      return false;
    }
  }
  // "SYSTEM" directory property should also affects targets in nested
  // subdirectories.
  if (mf.GetPropertyAsBool("SYSTEM")) {
    system = true;
  }

  // Compute the full path to the specified source directory.
  // Interpret a relative path with respect to the current source directory.
  std::string srcPath;
  if (cmSystemTools::FileIsFullPath(srcArg)) {
    srcPath = srcArg;
  } else {
    srcPath = cmStrCat(mf.GetCurrentSourceDirectory(), '/', srcArg);
  }
  if (!cmSystemTools::FileIsDirectory(srcPath)) {
    std::string error = cmStrCat("given source \"", srcArg,
                                 "\" which is not an existing directory.");
    status.SetError(error);
    return false;
  }
  srcPath =
    cmSystemTools::CollapseFullPath(srcPath, mf.GetHomeOutputDirectory());

  // Compute the full path to the binary directory.
  std::string binPath;