1 files changed, 60 insertions, 0 deletions
diff --git a/tools/llvmc/example/mcc16/plugins/PIC16Base/PluginMain.cpp b/tools/llvmc/example/mcc16/plugins/PIC16Base/PluginMain.cpp
index add8acb..21a25b3 100644
--- a/tools/llvmc/example/mcc16/plugins/PIC16Base/PluginMain.cpp
+++ b/tools/llvmc/example/mcc16/plugins/PIC16Base/PluginMain.cpp
@@ -1 +1,61 @@
 #include "AutoGenerated.inc"
+
+#include "llvm/System/Path.h"
+#include "llvm/Support/raw_ostream.h"
+
+using namespace llvm;
+
+namespace llvmc {
+  extern char *ProgramName;
+}
+
+// Returns the platform specific directory separator via #ifdefs.
+static std::string GetDirSeparator(void) {
+  return "/";
+}
+
+namespace hooks {
+// Get the dir where c16 executables reside.
+std::string GetBinDir (void) {
+  // Construct a Path object from the program name.  
+  void *P = (void*) (intptr_t) GetBinDir;
+  sys::Path ProgramFullPath 
+    = sys::Path::GetMainExecutable(llvmc::ProgramName, P);
+
+  // Get the dir name for the program. It's last component should be 'bin'.
+  std::string BinDir = ProgramFullPath.getDirname();
+
+  // llvm::errs() << "BinDir: " << BinDir << '\n';
+  return BinDir + GetDirSeparator();
+}
+
+// Get the Top-level Installation dir for c16.
+std::string GetInstallDir (void) {
+  sys::Path BinDirPath = sys::Path(GetBinDir());
+
+  // Go one more level up to get the install dir.
+  std::string InstallDir  = BinDirPath.getDirname();
+  
+  return InstallDir + GetDirSeparator();
+}
+
+// Get the dir where the c16 header files reside.
+std::string GetStdHeadersDir (void) {
+  return GetInstallDir() + "include";
+}
+
+// Get the dir where the assembler header files reside.
+std::string GetStdAsmHeadersDir (void) {
+  return GetInstallDir() + "inc";
+}
+
+// Get the dir where the linker scripts reside.
+std::string GetStdLinkerScriptsDir (void) {
+  return GetInstallDir() + "lkr";
+}
+
+// Get the dir where startup code, intrinsics and lib reside.
+std::string GetStdLibsDir (void) {
+  return GetInstallDir() + "lib";
+}
+}