1 files changed, 134 insertions, 0 deletions
diff --git a/Source/cmInstallProgramsCommand.cxx b/Source/cmInstallProgramsCommand.cxx
new file mode 100644
index 0000000..65b8d89
--- /dev/null
+++ b/Source/cmInstallProgramsCommand.cxx
@@ -0,0 +1,134 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#include "cmInstallProgramsCommand.h"
+
+#include <cm/memory>
+
+#include "cmExecutionStatus.h"
+#include "cmGeneratorExpression.h"
+#include "cmGlobalGenerator.h"
+#include "cmInstallFilesGenerator.h"
+#include "cmInstallGenerator.h"
+#include "cmLocalGenerator.h"
+#include "cmMakefile.h"
+#include "cmStringAlgorithms.h"
+#include "cmSystemTools.h"
+
+class cmListFileBacktrace;
+
+static void FinalAction(cmMakefile& makefile, std::string const& dest,
+                        std::vector<std::string> const& args);
+static std::string FindInstallSource(cmMakefile& makefile, const char* name);
+
+bool cmInstallProgramsCommand(std::vector<std::string> const& args,
+                              cmExecutionStatus& status)
+{
+  if (args.size() < 2) {
+    status.SetError("called with incorrect number of arguments");
+    return false;
+  }
+
+  cmMakefile& mf = status.GetMakefile();
+
+  // Enable the install target.
+  mf.GetGlobalGenerator()->EnableInstallTarget();
+
+  mf.GetGlobalGenerator()->AddInstallComponent(
+    mf.GetSafeDefinition("CMAKE_INSTALL_DEFAULT_COMPONENT_NAME"));
+
+  std::string const& dest = args[0];
+  std::vector<std::string> const finalArgs(args.begin() + 1, args.end());
+  mf.AddGeneratorAction(
+    [dest, finalArgs](cmLocalGenerator& lg, const cmListFileBacktrace&) {
+      FinalAction(*lg.GetMakefile(), dest, finalArgs);
+    });
+  return true;
+}
+
+static void FinalAction(cmMakefile& makefile, std::string const& dest,
+                        std::vector<std::string> const& args)
+{
+  bool files_mode = false;
+  if (!args.empty() && args[0] == "FILES") {
+    files_mode = true;
+  }
+
+  std::vector<std::string> files;
+
+  // two different options
+  if (args.size() > 1 || files_mode) {
+    // for each argument, get the programs
+    auto s = args.begin();
+    if (files_mode) {
+      // Skip the FILES argument in files mode.
+      ++s;
+    }
+    for (; s != args.end(); ++s) {
+      // add to the result
+      files.push_back(FindInstallSource(makefile, s->c_str()));
+    }
+  } else // reg exp list
+  {
+    std::vector<std::string> programs;
+    cmSystemTools::Glob(makefile.GetCurrentSourceDirectory(), args[0],
+                        programs);
+
+    auto s = programs.begin();
+    // for each argument, get the programs
+    for (; s != programs.end(); ++s) {
+      files.push_back(FindInstallSource(makefile, s->c_str()));
+    }
+  }
+
+  // Construct the destination.  This command always installs under
+  // the prefix.  We skip the leading slash given by the user.
+  std::string destination = dest.substr(1);
+  cmSystemTools::ConvertToUnixSlashes(destination);
+  if (destination.empty()) {
+    destination = ".";
+  }
+
+  // Use a file install generator.
+  const std::string no_permissions;
+  const std::string no_rename;
+  bool no_exclude_from_all = false;
+  std::string no_component =
+    makefile.GetSafeDefinition("CMAKE_INSTALL_DEFAULT_COMPONENT_NAME");
+  std::vector<std::string> no_configurations;
+  cmInstallGenerator::MessageLevel message =
+    cmInstallGenerator::SelectMessageLevel(&makefile);
+  makefile.AddInstallGenerator(cm::make_unique<cmInstallFilesGenerator>(
+    files, destination, true, no_permissions, no_configurations, no_component,
+    message, no_exclude_from_all, no_rename, false, makefile.GetBacktrace()));
+}
+
+/**
+ * Find a file in the build or source tree for installation given a
+ * relative path from the CMakeLists.txt file.  This will favor files
+ * present in the build tree.  If a full path is given, it is just
+ * returned.
+ */
+static std::string FindInstallSource(cmMakefile& makefile, const char* name)
+{
+  if (cmSystemTools::FileIsFullPath(name) ||
+      cmGeneratorExpression::Find(name) == 0) {
+    // This is a full path.
+    return name;
+  }
+
+  // This is a relative path.
+  std::string tb = cmStrCat(makefile.GetCurrentBinaryDirectory(), '/', name);
+  std::string ts = cmStrCat(makefile.GetCurrentSourceDirectory(), '/', name);
+
+  if (cmSystemTools::FileExists(tb)) {
+    // The file exists in the binary tree.  Use it.
+    return tb;
+  }
+  if (cmSystemTools::FileExists(ts)) {
+    // The file exists in the source tree.  Use it.
+    return ts;
+  }
+  // The file doesn't exist.  Assume it will be present in the
+  // binary tree when the install occurs.
+  return tb;
+}