diff options
Diffstat (limited to 'squirrel_3_0_1_stable/sqplus/SqPlus.cpp')
| -rw-r--r-- | squirrel_3_0_1_stable/sqplus/SqPlus.cpp | 382 |
1 files changed, 0 insertions, 382 deletions
diff --git a/squirrel_3_0_1_stable/sqplus/SqPlus.cpp b/squirrel_3_0_1_stable/sqplus/SqPlus.cpp deleted file mode 100644 index a2eaacb72..000000000 --- a/squirrel_3_0_1_stable/sqplus/SqPlus.cpp +++ /dev/null @@ -1,382 +0,0 @@ -#include "sqplus.h" -#include <stdio.h> - -#ifdef SQPLUS_SMARTPOINTER_OPT -#define SQPLUS_SMARTPOINTER_CPP_DECLARATION -#include "SqPlusSmartPointer.h" -#endif - -namespace SqPlus { - -static int getVarInfo(StackHandler & sa,VarRefPtr & vr) { - HSQOBJECT htable = sa.GetObjectHandle(1); - SquirrelObject table(htable); - const SQChar * el = sa.GetString(2); - ScriptStringVar256 varNameTag; - getVarNameTag(varNameTag,sizeof(varNameTag),el); - SQUserPointer data=0; - if (!table.RawGetUserData(varNameTag,&data)) { - return sa.ThrowError(_SC("getVarInfo: Could not retrieve UserData")); // Results in variable not being found error. - } - vr = (VarRefPtr)data; - return SQ_OK; -} // getVarInfo - -static int getInstanceVarInfo(StackHandler & sa,VarRefPtr & vr,SQUserPointer & data) { - HSQOBJECT ho = sa.GetObjectHandle(1); - SquirrelObject instance(ho); - const SQChar * el = sa.GetString(2); - ScriptStringVar256 varNameTag; - getVarNameTag(varNameTag,sizeof(varNameTag),el); - SQUserPointer ivrData=0; - if (!instance.RawGetUserData(varNameTag,&ivrData)) { - return sa.ThrowError(_SC("getInstanceVarInfo: Could not retrieve UserData")); // Results in variable not being found error. - } - vr = (VarRefPtr)ivrData; - - char * up; - if (!(vr->m_access & (VAR_ACCESS_STATIC|VAR_ACCESS_CONSTANT))) { - SQUserPointer typetag; - instance.GetTypeTag(&typetag); - -#if defined(SQ_USE_CLASS_INHERITANCE) - if (typetag != vr->instanceType) { - SquirrelObject typeTable = instance.GetValue(SQ_CLASS_OBJECT_TABLE_NAME); - up = (char *)typeTable.GetUserPointer(INT((size_t)vr->instanceType)); // <TODO> 64-bit compatible version. - if (!up) { - throw SquirrelError(_SC("Invalid Instance Type")); - } - } else { - up = (char *)instance.GetInstanceUP(0); - } // if - -#elif defined(SQ_USE_CLASS_INHERITANCE_SIMPLE) - ClassTypeBase *ctb = (ClassTypeBase*)vr->instanceType; - up = (char *)instance.GetInstanceUP(0); - // Walk base classes until type tag match, adjust for inheritence offset - while(ctb && typetag!=ctb) { - up = (char*)up - ctb->m_offset; - ctb = ctb->m_pbase; - } - if (!ctb) { - throw SquirrelError(_SC("Invalid Instance Type")); - } -#else - up = (char *)instance.GetInstanceUP(0); -#endif - -#ifdef SQPLUS_SMARTPOINTER_OPT -#define SQPLUS_SMARTPOINTER_INSTANCE_VARINFO -#include "SqPlusSmartPointer.h" -#endif - - up += (size_t)vr->offsetOrAddrOrConst; // Offset - } else { - up = (char *)vr->offsetOrAddrOrConst; // Address - } // if - data = up; - return SQ_OK; -} // getInstanceVarInfo - - -// If not static/global, message can (and will) disappear before arriving at catch (G++) -static ScriptStringVar256 g_msg_throw; - -static int setVar(StackHandler & sa,VarRef * vr,void * data) { - if (vr->m_access & (VAR_ACCESS_READ_ONLY|VAR_ACCESS_CONSTANT)) { - const SQChar * el = sa.GetString(2); - SCSNPRINTF(g_msg_throw.s,sizeof(g_msg_throw),_SC("setVar(): Cannot write to constant: %s"),el); - throw SquirrelError(g_msg_throw.s); - } // if - switch (vr->m_type) { - case TypeInfo<INT>::TypeID: { - INT * val = (INT *)data; // Address - if (val) { - INT v = sa.GetInt(3); - // Support for different int sizes - switch( vr->m_size ) { - case 1: v = (*(char*)val = (char)v); break; - case 2: v = (*(short*)val = (short)v); break; -#ifdef _SQ64 - case 4: v = (*(int*)val = (int)v); break; -#endif - default: *val = v; - } - return sa.Return(v); - } // if - break; - } // case - case TypeInfo<unsigned>::TypeID: { - unsigned * val = (unsigned *)data; // Address - if (val) { - *val = sa.GetInt(3); - return sa.Return(static_cast<INT>(*val)); - } // if - break; - } // case - case TypeInfo<FLOAT>::TypeID: { - FLOAT * val = (FLOAT *)data; // Address - if (val) { - *val = sa.GetFloat(3); - return sa.Return(*val); - } // if - break; - } // case - case TypeInfo<bool>::TypeID: { - bool * val = (bool *)data; // Address - if (val) { - *val = sa.GetBool(3) ? true : false; - return sa.Return(*val); - } // if - break; - } // case - case VAR_TYPE_INSTANCE: { - HSQUIRRELVM v = sa.GetVMPtr(); - SQUserPointer src = sa.GetInstanceUp(3,(SQUserPointer)vr->varType); // Effectively performs: ClassType<>::type() == ClassType<>(). - if (!src) { - throw SquirrelError(_SC("INSTANCE type assignment mismatch")); - } - vr->varType->vgetCopyFunc()(data,src); - return 0; - } - case TypeInfo<SQUserPointer>::TypeID: { - const SQChar * el = sa.GetString(2); - SCSNPRINTF(g_msg_throw.s,sizeof(g_msg_throw),_SC("setVar(): Cannot write to an SQUserPointer: %s"),el); - throw SquirrelError(g_msg_throw.s); - } // case - case TypeInfo<ScriptStringVarBase>::TypeID: { - ScriptStringVarBase * val = (ScriptStringVarBase *)data; // Address - if (val) { - const SQChar * strVal = sa.GetString(3); - if (strVal) { - *val = strVal; - return sa.Return(val->s); - } // if - } // if - break; - } // case -#if defined(SQPLUS_SUPPORT_STD_STRING) && !defined(SQUNICODE) - case TypeInfo<std::string>::TypeID: { - std::string *val = (std::string*)data; // Address - if (val) { - const SQChar *strVal = sa.GetString(3); - if (strVal) { - *val = strVal; - return sa.Return(val->c_str()); - } // if - } // if - break; - } // case -#endif - } // switch - return SQ_ERROR; -} // setVar - -static int getVar(StackHandler & sa,VarRef * vr,void * data) { - switch (vr->m_type) { - case TypeInfo<INT>::TypeID: { - if (!(vr->m_access & VAR_ACCESS_CONSTANT)) { - if (data) { - INT v; - // Support for different int sizes - switch( vr->m_size ){ - case 1: v = *(char*)data; break; - case 2: v = *(short*)data; break; -#ifdef _SQ64 - case 4: v = *(int*)data; break; -#endif - default: v = *(INT*)data; - } - return sa.Return(v); - } // if - } else { - INT * val = (INT *)&data; // Constant value - return sa.Return(*val); - } // if - break; - } // case - case TypeInfo<unsigned>::TypeID: { - if (!(vr->m_access & VAR_ACCESS_CONSTANT)) { - unsigned * val = (unsigned *)data; // Address - if (val){ - return sa.Return(static_cast<INT>(*val)); - } - } else { - unsigned * val = (unsigned *)&data; // Constant value - return sa.Return(static_cast<INT>(*val)); - } // if - break; - } // case - case TypeInfo<FLOAT>::TypeID: { - if (!(vr->m_access & VAR_ACCESS_CONSTANT)) { - FLOAT * val = (FLOAT *)data; // Address - if (val) { - return sa.Return(*val); - } // if - } else { - FLOAT * val = (FLOAT *)&data; // Constant value - return sa.Return(*val); - } // if - break; - } // case - case TypeInfo<bool>::TypeID: { - if (!(vr->m_access & VAR_ACCESS_CONSTANT)) { - bool * val = (bool *)data; // Address - if (val) { - return sa.Return(*val); - } // if - } else { - bool * val = (bool *)&data; // Constant value - return sa.Return(*val); - } // if - break; - } // case - case VAR_TYPE_INSTANCE: - if (!CreateNativeClassInstance(sa.GetVMPtr(),vr->varType->GetTypeName(),data,0)) { // data = address. Allocates memory. - SCSNPRINTF(g_msg_throw.s,sizeof(g_msg_throw),_SC("getVar(): Could not create instance: %s"),vr->varType->GetTypeName()); - throw SquirrelError(g_msg_throw.s); - } // if - return 1; - case TypeInfo<SQUserPointer>::TypeID: - return sa.Return(data); // The address of member variable, not the variable itself. - case TypeInfo<ScriptStringVarBase>::TypeID: { - if (!(vr->m_access & VAR_ACCESS_CONSTANT)) { - ScriptStringVarBase * val = (ScriptStringVarBase *)data; // Address - if (val) { - return sa.Return(val->s); - } // if - } else { - throw SquirrelError(_SC("getVar(): Invalid type+access: 'ScriptStringVarBase' with VAR_ACCESS_CONSTANT (use VAR_ACCESS_READ_ONLY instead)")); - } - break; - } // case - case TypeInfo<const SQChar *>::TypeID: { - if (!(vr->m_access & VAR_ACCESS_CONSTANT)) { - if( vr->m_access==VAR_ACCESS_READ_WRITE ) - throw SquirrelError(_SC("getVar(): Invalid type+access: 'const SQChar *' without VAR_ACCESS_CONSTANT")); - // It is OK to read from a SQChar* if requested - return sa.Return(*(const SQChar **)data); // Address - } else { - return sa.Return((const SQChar *)data); // Address - } - break; - } // case -#ifdef SQPLUS_SUPPORT_STD_STRING - case TypeInfo<std::string>::TypeID: { - if (!(vr->m_access & VAR_ACCESS_CONSTANT)) { - std::string *val = (std::string *)data; // Address - if (val) { - return sa.Return(val->c_str()); - } - } else { - throw SquirrelError(_SC("getVar(): Invalid type+access: 'std::string' with VAR_ACCESS_CONSTANT (use VAR_ACCESS_READ_ONLY instead)")); - } - break; - } // case -#endif - } // switch - return SQ_ERROR; -} // getVar - -// === Global Vars === - -int setVarFunc(HSQUIRRELVM v) { - SquirrelVM::Init(v); // For handling multi-VM setting right - StackHandler sa(v); - if (sa.GetType(1) == OT_TABLE) { - VarRefPtr vr; - int res = getVarInfo(sa,vr); - if (res != SQ_OK) return res; - return setVar(sa,vr,vr->offsetOrAddrOrConst); - } // if - return SQ_ERROR; -} // setVarFunc - -int getVarFunc(HSQUIRRELVM v) { - SquirrelVM::Init(v); // For handling multi-VM setting right - StackHandler sa(v); - if (sa.GetType(1) == OT_TABLE) { - VarRefPtr vr; - int res = getVarInfo(sa,vr); - if (res != SQ_OK) return res; - return getVar(sa,vr,vr->offsetOrAddrOrConst); - } // if - return SQ_ERROR; -} // getVarFunc - -// === Instance Vars === - -int setInstanceVarFunc(HSQUIRRELVM v) { - SquirrelVM::Init(v); // For handling multi-VM setting right - StackHandler sa(v); - if (sa.GetType(1) == OT_INSTANCE) { - VarRefPtr vr; - void * data; - int res = getInstanceVarInfo(sa,vr,data); - if (res != SQ_OK) return res; - return setVar(sa,vr,data); - } // if - return SQ_ERROR; -} // setInstanceVarFunc - -int getInstanceVarFunc(HSQUIRRELVM v) { - SquirrelVM::Init(v); // For handling multi-VM setting right - StackHandler sa(v); - if (sa.GetType(1) == OT_INSTANCE) { - VarRefPtr vr; - void * data; - int res = getInstanceVarInfo(sa,vr,data); - if (res != SQ_OK) return res; - return getVar(sa,vr,data); - } // if - return SQ_ERROR; -} // getInstanceVarFunc - -// === Classes === - -BOOL CreateClass(HSQUIRRELVM v,SquirrelObject & newClass,SQUserPointer classType,const SQChar * name,const SQChar * baseName) { - int n = 0; - int oldtop = sq_gettop(v); - sq_pushroottable(v); - sq_pushstring(v,name,-1); - if (baseName) { - sq_pushstring(v,baseName,-1); - if (SQ_FAILED(sq_get(v,-3))) { // Make sure the base exists if specified by baseName. - sq_settop(v,oldtop); - return FALSE; - } // if - } // if - if (SQ_FAILED(sq_newclass(v,baseName ? 1 : 0))) { // Will inherit from base class on stack from sq_get() above. - sq_settop(v,oldtop); - return FALSE; - } // if - newClass.AttachToStackObject(-1); - sq_settypetag(v,-1,classType); - sq_createslot(v,-3); - sq_pop(v,1); - return TRUE; -} // CreateClass - -SquirrelObject RegisterClassType(HSQUIRRELVM v,const SQChar * scriptClassName,SQUserPointer classType,SQFUNCTION constructor) { - SquirrelVM::Init(v); // For handling multi-VM setting right - int top = sq_gettop(v); - SquirrelObject newClass; - if (CreateClass(v,newClass,classType,scriptClassName)) { - SquirrelVM::CreateFunction(newClass,constructor,_SC("constructor")); - } // if - sq_settop(v,top); - return newClass; -} // RegisterClassType - - -/////////////////////////////////////////////////////////////////////////// -// GCC sometimes has problems with finding inline functions at link time -// (that also have a template definition). To solve the problem, -// non-inlines goes here. -#ifdef GCC_INLINE_WORKAROUND -# include "SqPlusFunctionCallImpl.h" -#endif // GCC_INLINE_WORKAROUND -/////////////////////////////////////////////////////////////////////////// - -} // namespace SqPlus - |