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ngspice: keep the ngspice DLL handle as an automatic variable

This commit is contained in:
Maciej Suminski 2018-03-23 11:12:21 +01:00
parent d3f23a62ec
commit a8ef222517
2 changed files with 15 additions and 14 deletions
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26
eeschema/sim/ngspice.cpp
View File

@ -29,7 +29,6 @@
#include <common.h> // LOCALE_IO
#include <wx/stdpaths.h>
#include <wx/dir.h>
#include <wx/dynlib.h>
#include <sstream>
#include <stdexcept>
@ -44,7 +43,6 @@ NGSPICE::NGSPICE()
NGSPICE::~NGSPICE()
{
delete m_dll;
}
@ -279,25 +277,28 @@ void NGSPICE::init_dll()
LOCALE_IO c_locale; // ngspice works correctly only with C locale
if( m_dll.IsLoaded() ) // enable force reload
m_dll.Unload();
#ifdef __WINDOWS__
m_dll = new wxDynamicLibrary( "libngspice-0.dll" );
m_dll.Load( "libngspice-0.dll" );
#else
m_dll = new wxDynamicLibrary( wxDynamicLibrary::CanonicalizeName( "ngspice" ) );
m_dll.Load( wxDynamicLibrary::CanonicalizeName( "ngspice" ) );
#endif
if( !m_dll || !m_dll->IsLoaded() )
if( !m_dll.IsLoaded() )
throw std::runtime_error( "Missing ngspice shared library" );
m_error = false;
// Obtain function pointers
m_ngSpice_Init = (ngSpice_Init) m_dll->GetSymbol( "ngSpice_Init" );
m_ngSpice_Circ = (ngSpice_Circ) m_dll->GetSymbol( "ngSpice_Circ" );
m_ngSpice_Command = (ngSpice_Command) m_dll->GetSymbol( "ngSpice_Command" );
m_ngGet_Vec_Info = (ngGet_Vec_Info) m_dll->GetSymbol( "ngGet_Vec_Info" );
m_ngSpice_AllPlots = (ngSpice_AllPlots) m_dll->GetSymbol( "ngSpice_AllPlots" );
m_ngSpice_AllVecs = (ngSpice_AllVecs) m_dll->GetSymbol( "ngSpice_AllVecs" );
m_ngSpice_Running = (ngSpice_Running) m_dll->GetSymbol( "ngSpice_running" ); // it is not a typo
m_ngSpice_Init = (ngSpice_Init) m_dll.GetSymbol( "ngSpice_Init" );
m_ngSpice_Circ = (ngSpice_Circ) m_dll.GetSymbol( "ngSpice_Circ" );
m_ngSpice_Command = (ngSpice_Command) m_dll.GetSymbol( "ngSpice_Command" );
m_ngGet_Vec_Info = (ngGet_Vec_Info) m_dll.GetSymbol( "ngGet_Vec_Info" );
m_ngSpice_AllPlots = (ngSpice_AllPlots) m_dll.GetSymbol( "ngSpice_AllPlots" );
m_ngSpice_AllVecs = (ngSpice_AllVecs) m_dll.GetSymbol( "ngSpice_AllVecs" );
m_ngSpice_Running = (ngSpice_Running) m_dll.GetSymbol( "ngSpice_running" ); // it is not a typo
m_ngSpice_Init( &cbSendChar, &cbSendStat, &cbControlledExit, NULL, NULL, &cbBGThreadRunning, this );
@ -460,7 +461,6 @@ void NGSPICE::validate()
{
if( m_error )
{
delete m_dll;
m_initialized = false;
init_dll();
}

3
eeschema/sim/ngspice.h
View File

@ -27,6 +27,7 @@
#include "spice_simulator.h"
#include <wx/dynlib.h>
#include <ngspice/sharedspice.h>
class wxDynamicLibrary;
@ -101,7 +102,7 @@ private:
ngSpice_AllVecs m_ngSpice_AllVecs;
ngSpice_Running m_ngSpice_Running;
wxDynamicLibrary* m_dll;
wxDynamicLibrary m_dll;
///> Executes commands from a file
bool loadSpinit( const std::string& aFileName );