implement read_lef

.vscode/settings.json

+{
+  "C_Cpp.default.configurationProvider": "go2sh.cmake-integration",
+  "files.associations": {
+    "*.cps": "javascript",
+    "logger.h": "c"
+  }
+}
\ No newline at end of file

README.md

@@ -5,14 +5,12 @@
 
 ## TODO
 
-* add OpenDB
-  * with swig
-  * use the original OpenDB, and build the tcl api by myself.
-
 * add DB Manager
   * manager multi block circuits. Because OpenDB supports only 2-level hierarchical dbBlock.
   * each db is a block?
 
+* clean up Util.tcl
+
 ## DONE
 
 ### 2022.10.30
@@ -37,3 +35,7 @@
   * logger: based on spdlog
   * tcl_utl: evalTclInit which decode the user defined tcl scripts.
 
+### 2022.11.27
+
+* add OpenDB
+

src/db_mgr/CMakeLists.txt

 include("swig_lib")
 
-# swig_lib()
-
-add_library(db_mgr)
+swig_lib(NAME       db_mgr
+         NAMESPACE  db_mgr
+         I_FILE     src/db_mgr.i
+         SCRIPTS    src/db_mgr.tcl
+         SWIG_INCLUDES ${MINIEDA_HOME}/src/utl
+)
 
 target_sources(db_mgr
   PRIVATE
@@ -13,10 +16,11 @@ target_sources(db_mgr
 target_include_directories(db_mgr
   PUBLIC
     include
+    ${MINIEDA_HOME}/src/main/include
 )
 
 target_link_libraries(db_mgr
-  PRIVATE
+  PUBLIC
     odb
     utl
 )

src/db_mgr/include/db_mgr/MakeDbMgr.h

@@ -6,6 +6,8 @@ namespace db_mgr {
 class DbMgr;
 }
 
+class MiniEda;
+
 /*
  * this is one of the components of minieda, and 
  * minieda should first call make*Comp*(), then 
@@ -15,6 +17,6 @@ class DbMgr;
 // simply return a ptr
 db_mgr::DbMgr* makeDbMgr();
 
-// initDbMgr();
+void initDbMgr(MiniEda* minieda);
 
 }  // namespace eda
\ No newline at end of file

src/db_mgr/include/db_mgr/db_mgr.h

@@ -5,6 +5,7 @@
 
 #include <unordered_map>
 #include <string>
+#include <memory>
 
 namespace odb {
 class dbDatabase;
@@ -45,7 +46,8 @@ class DbMgr {
 public:
   DbMgr();
   ~DbMgr(); // dbDatadase::destroy()
-  bool readLibDB(const char* path);
+  bool readLibDB(const char* path, const char* libname, 
+                 bool isTech=false, bool isLib=true);
   /*
   bool readBlockDBs();
   bool addBlockDB();
@@ -72,8 +74,7 @@ private:
   utl::Logger* logger_;
 
   // parsers
-  odb::lefin* lef_parser_;
-
+  std::unique_ptr<odb::lefin> lef_parser_;
 };
 } // namespace db_mgr
 } // namespace eda

src/db_mgr/src/MakeDbMgr.cpp

+#include <tcl.h>
 #include "db_mgr/MakeDbMgr.h"
 #include "db_mgr/db_mgr.h"
+#include "utl/Logger.h"
+#include "utl/tcl_utl.h"
+#include "eda/MiniEda.hh"
+
+extern "C" {
+extern int Db_mgr_Init(Tcl_Interp* interp);
+}
 
 namespace eda {
 
+extern const char* db_mgr_tcl_inits[];
+
 db_mgr::DbMgr* makeDbMgr()
 {
   return new db_mgr::DbMgr();
 }
 
+void initDbMgr(MiniEda* minieda)
+{
+  Tcl_Interp* interp = minieda->tclInterp();
+  utl::evalTclInit(interp, db_mgr_tcl_inits);
+  minieda->getDbMgr()->init(minieda->getLogger());
+  Db_mgr_Init(interp);
+}
+
 } // namespace eda

src/db_mgr/src/db_mgr.cpp

-#include <libgen.h> // for basename()
-
 #include "db_mgr/db_mgr.h"
 #include "db.h"
 #include "lefin.h"
@@ -18,21 +16,19 @@ DbMgr::DbMgr()
 void DbMgr::init(utl::Logger* logger)
 {
   setLogger(logger);
-  lib_db_ = new odb::dbDatabase();
-  bool ignore_non_routing_layers = false;
-  lef_parser_ = new odb::lefin(lib_db_, logger_, 
-                               ignore_non_routing_layers);
+  lib_db_ = odb::dbDatabase::create();
+  lef_parser_ = std::make_unique<odb::lefin>(lib_db_, logger_, false);
 }
 
 DbMgr::~DbMgr()
 {
   if (lib_db_ != nullptr) {
-    lib_db_->destroy(lib_db_);
+    odb::dbDatabase::destroy(lib_db_);
   }
   if (!block_dbs_.empty()) {
     for (auto item : block_dbs_) {
-      odb::dbDatabase* block_db = item.second;
-      block_db->destroy(block_db);
+      odb::dbDatabase* db = item.second;
+      odb::dbDatabase::destroy(db);
     }
     block_dbs_.clear();
   }
@@ -49,17 +45,23 @@ void DbMgr::setLogger(utl::Logger* logger)
   logger_ = logger;
 }
 
-bool DbMgr::readLibDB(const char* path)
+bool DbMgr::readLibDB(const char* path, const char* libname, 
+                      bool isTech, bool isLib)
 {
-  const char* libname = basename(const_cast<char*>(path));
-  if (!lib_db_->getTech()) {
-    return lef_parser_->createTechAndLib(libname, path) != nullptr;
+  if (isTech && isLib) {
+    lef_parser_->createTechAndLib(libname, path);
+  } else if (isTech && !isLib) {
+      lef_parser_->createTech(path);
+  } else if (!isTech && isLib) {
+    lef_parser_->createLib(libname, path);
   } else {
-    return lef_parser_->createLib(libname, path) != nullptr;
+    logger_->warn(utl::MGR, 1, 
+                  "Failed to read {}. LEF file must be Tech or Lib.",
+                  path);
+    return false;
   }
   return true;
 }
 
 } // namespace db_mgr
 } // namespace eda
-

src/db_mgr/src/db_mgr.i

+%{
+
+#include "db_mgr/db_mgr.h"
+#include "utl/Logger.h"
+
+namespace eda {
+// defined in MiniEda.i
+utl::Logger* getLogger();
+db_mgr::DbMgr* getDbMgr();
+} // namespace eda
+
+using eda::getDbMgr;
+using eda::getLogger;
+
+%}
+
+%include "Exception.i"
+
+%inline %{
+
+namespace db_mgr {
+
+bool read_lef(const char* file_path, const char* libname, 
+              bool isTech, bool isLib)
+{
+  return getDbMgr()->readLibDB(file_path, libname, isTech, isLib);
+}
+
+} // namespace db_mgr
+
+%} // inline

src/db_mgr/src/db_mgr.tcl

+define_cmd_args "read_lef" { [-tech] \
+                             [-lib] \
+                             lef_name \
+}
+
+proc read_lef { args } {
+  parse_key_args "read_lef" args \
+              keys {} \
+              flags {-tech -library}
+
+  set lef_name [file nativename [lindex $args 0]]
+  if { ![file exists $lef_name] } {
+    utl::error "MGR" 1 "$lef_name does not exist."
+  }
+  if { ![file readable $lef_name] } {
+    utl::error "MGR" 2 "$lef_name is not readable."
+  }
+
+  set is_tech [info exists flags(-tech)]
+  if { $is_tech } {
+    set is_lib [info exists flags(-lib)]
+  } else {
+    # default true
+    set is_lib 1
+  }
+
+  set lib_name [file rootname [file tail $lef_name]]
+
+  db_mgr::read_lef $lef_name $lib_name $is_tech $is_lib
+
+}
\ No newline at end of file

src/main/MiniEda.cc

@@ -76,8 +76,7 @@ void MiniEda::init(Tcl_Interp* interp)
 
   // defined in MakeModuleXX.h
   initLogger(logger_, interp);
-  // TOBE implemented
-  // initDbMgr(this);
+  initDbMgr(this);
 }
 
 } // namespace eda

src/main/MiniEda.i

@@ -24,12 +24,10 @@ utl::Logger* getLogger()
   return MiniEda::miniEda()->getLogger();
 }
 
-/*
 db_mgr::DbMgr* getDbMgr()
 {
   return MiniEda::miniEda()->getDbMgr();
 }
-*/
 
 } // namespace eda
 
@@ -46,7 +44,7 @@ using eda::getLogger;
 ////////////////////////////////////////////////////////////////
 
 #ifdef SWIGTCL
-// %include "../Exception.i"
+%include "Exception.i"
 
 // %typemap(in) utl::ToolId {
 //   int length;
@@ -64,6 +62,11 @@ void logger_echo(const char* usr_input)
   getLogger()->info(utl::EDA, 1, usr_input);
 }
 
+// void read_lef(const char* lef_file)
+// {
+//   getDbMgr()->readLibDB(lef_file);
+// }
+
 }
 
 %} // inline

src/main/MiniEda.tcl

@@ -8,7 +8,3 @@ proc simple_test {args} {
   parse_key_args "simple_test" args keys {-tmp}
   logger_echo $keys(-tmp)
 }
-
-proc get_db {} {
-  eda::get_db
-}

src/utl/src/Logger.i

@@ -55,7 +55,7 @@ using eda::getLogger;
 }
 
 // Catch exceptions in inline functions.
-// %include "../../Exception.i"
+%include "Exception.i"
 
 %inline %{