//alias typeof(int.sizeof) size_t;
//alias typeof(cast(void*)0 - cast(void*)0) ptrdiff_t;
-version( X86_64 )
+version(X86_64)
{
alias ulong size_t;
alias long ptrdiff_t;
}
alias size_t hash_t;
-alias int equals_t;
+alias bool equals_t;
-alias char[] string;
-alias wchar[] wstring;
-alias dchar[] dstring;
+alias invariant(char)[] string;
+alias invariant(wchar)[] wstring;
+alias invariant(dchar)[] dstring;
/**
* All D class objects inherit from Object.
void lock();
void unlock();
}
+
+ /**
+ * Create instance of class specified by classname.
+ * The class must either have no constructors or have
+ * a default constructor.
+ * Returns:
+ * null if failed
+ */
+ static Object factory(string classname)
+ {
+ auto ci = ClassInfo.find(classname);
+ if (ci)
+ {
+ return ci.create();
+ }
+ return null;
+ }
}
/**
// 2: // has no possible pointers into GC memory
// 4: // has offTi[] member
// 8: // has constructors
+ // 16: // has xgetMembers member
void* deallocator;
OffsetTypeInfo[] offTi;
void function(Object) defaultConstructor; // default Constructor
+ const(MemberInfo[]) function(in char[]) xgetMembers;
/**
* Search all modules for ClassInfo corresponding to classname.
}
return o;
}
+
+ /**
+ * Search for all members with the name 'name'.
+ * If name[] is null, return all members.
+ */
+ const(MemberInfo[]) getMembers(in char[] name)
+ {
+ if (flags & 16 && xgetMembers)
+ return xgetMembers(name);
+ return null;
+ }
}
/**
*/
class TypeInfo
{
- hash_t toHash()
- { hash_t hash;
+ override hash_t toHash()
+ {
+ hash_t hash;
foreach (char c; this.toString())
hash = hash * 9 + c;
return hash;
}
- int opCmp(Object o)
+ override int opCmp(Object o)
{
if (this is o)
return 0;
return dstrcmp(this.toString(), ti.toString());
}
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
/* TypeInfo instances are singletons, but duplicates can exist
* across DLL's. Therefore, comparing for a name match is
/// Get type information on the contents of the type; null if not available
OffsetTypeInfo[] offTi() { return null; }
+ /// Run the destructor on the object and all its sub-objects
+ void destroy(void* p) {}
+ /// Run the postblit on the object and all its sub-objects
+ void postblit(void* p) {}
}
class TypeInfo_Typedef : TypeInfo
{
- string toString() { return name; }
+ override string toString() { return name; }
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_Typedef c;
return this is o ||
this.base == c.base);
}
- hash_t getHash(in void* p) { return base.getHash(p); }
- equals_t equals(in void* p1, in void* p2) { return base.equals(p1, p2); }
- int compare(in void* p1, in void* p2) { return base.compare(p1, p2); }
- size_t tsize() { return base.tsize(); }
- void swap(void* p1, void* p2) { return base.swap(p1, p2); }
+ override hash_t getHash(in void* p) { return base.getHash(p); }
+ override equals_t equals(in void* p1, in void* p2) { return base.equals(p1, p2); }
+ override int compare(in void* p1, in void* p2) { return base.compare(p1, p2); }
+ override size_t tsize() { return base.tsize(); }
+ override void swap(void* p1, void* p2) { return base.swap(p1, p2); }
- TypeInfo next() { return base.next(); }
- uint flags() { return base.flags(); }
- void[] init() { return m_init.length ? m_init : base.init(); }
+ override TypeInfo next() { return base.next(); }
+ override uint flags() { return base.flags(); }
+ override void[] init() { return m_init.length ? m_init : base.init(); }
TypeInfo base;
string name;
class TypeInfo_Pointer : TypeInfo
{
- string toString() { return m_next.toString() ~ "*"; }
+ override string toString() { return m_next.toString() ~ "*"; }
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_Pointer c;
return this is o ||
this.m_next == c.m_next);
}
- hash_t getHash(in void* p)
+ override hash_t getHash(in void* p)
{
return cast(hash_t)*cast(void**)p;
}
- equals_t equals(in void* p1, in void* p2)
+ override equals_t equals(in void* p1, in void* p2)
{
return *cast(void**)p1 == *cast(void**)p2;
}
- int compare(in void* p1, in void* p2)
+ override int compare(in void* p1, in void* p2)
{
if (*cast(void**)p1 < *cast(void**)p2)
return -1;
return 0;
}
- size_t tsize()
+ override size_t tsize()
{
return (void*).sizeof;
}
- void swap(void* p1, void* p2)
+ override void swap(void* p1, void* p2)
{
void* tmp = *cast(void**)p1;
*cast(void**)p1 = *cast(void**)p2;
*cast(void**)p2 = tmp;
}
- TypeInfo next() { return m_next; }
- uint flags() { return 1; }
+ override TypeInfo next() { return m_next; }
+ override uint flags() { return 1; }
TypeInfo m_next;
}
class TypeInfo_Array : TypeInfo
{
- string toString() { return value.toString() ~ "[]"; }
+ override string toString() { return value.toString() ~ "[]"; }
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_Array c;
return this is o ||
this.value == c.value);
}
- hash_t getHash(in void* p)
+ override hash_t getHash(in void* p)
{
size_t sz = value.tsize();
hash_t hash = 0;
return hash;
}
- equals_t equals(in void* p1, in void* p2)
+ override equals_t equals(in void* p1, in void* p2)
{
void[] a1 = *cast(void[]*)p1;
void[] a2 = *cast(void[]*)p2;
return true;
}
- int compare(in void* p1, in void* p2)
+ override int compare(in void* p1, in void* p2)
{
void[] a1 = *cast(void[]*)p1;
void[] a2 = *cast(void[]*)p2;
return cast(int)a1.length - cast(int)a2.length;
}
- size_t tsize()
+ override size_t tsize()
{
return (void[]).sizeof;
}
- void swap(void* p1, void* p2)
+ override void swap(void* p1, void* p2)
{
void[] tmp = *cast(void[]*)p1;
*cast(void[]*)p1 = *cast(void[]*)p2;
TypeInfo value;
- TypeInfo next()
+ override TypeInfo next()
{
return value;
}
- uint flags() { return 1; }
+ override uint flags() { return 1; }
}
class TypeInfo_StaticArray : TypeInfo
{
- string toString()
+ override string toString()
{
- char [10] tmp = void;
- return value.toString() ~ "[" ~ tmp.intToString(len) ~ "]";
+ char[10] tmp = void;
+ return cast(string)(value.toString() ~ "[" ~ tmp.intToString(len) ~ "]");
}
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_StaticArray c;
return this is o ||
this.value == c.value);
}
- hash_t getHash(in void* p)
+ override hash_t getHash(in void* p)
{
size_t sz = value.tsize();
hash_t hash = 0;
return hash;
}
- equals_t equals(in void* p1, in void* p2)
+ override equals_t equals(in void* p1, in void* p2)
{
size_t sz = value.tsize();
return true;
}
- int compare(in void* p1, in void* p2)
+ override int compare(in void* p1, in void* p2)
{
size_t sz = value.tsize();
return 0;
}
- size_t tsize()
+ override size_t tsize()
{
return len * value.tsize();
}
- void swap(void* p1, void* p2)
+ override void swap(void* p1, void* p2)
{
void* tmp;
size_t sz = value.tsize();
delete pbuffer;
}
- void[] init() { return value.init(); }
- TypeInfo next() { return value; }
- uint flags() { return value.flags(); }
+ override void[] init() { return value.init(); }
+ override TypeInfo next() { return value; }
+ override uint flags() { return value.flags(); }
+
+ override void destroy(void* p)
+ {
+ auto sz = value.tsize();
+ p += sz * len;
+ foreach (i; 0 .. len)
+ {
+ p -= sz;
+ value.destroy(p);
+ }
+ }
+
+ override void postblit(void* p)
+ {
+ auto sz = value.tsize();
+ foreach (i; 0 .. len)
+ {
+ value.postblit(p);
+ p += sz;
+ }
+ }
TypeInfo value;
size_t len;
class TypeInfo_AssociativeArray : TypeInfo
{
- string toString()
+ override string toString()
{
- return next.toString() ~ "[" ~ key.toString() ~ "]";
+ return cast(string)(next.toString() ~ "[" ~ key.toString() ~ "]");
}
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_AssociativeArray c;
return this is o ||
// BUG: need to add the rest of the functions
- size_t tsize()
+ override size_t tsize()
{
return (char[int]).sizeof;
}
- TypeInfo next() { return value; }
- uint flags() { return 1; }
+ override TypeInfo next() { return value; }
+ override uint flags() { return 1; }
TypeInfo value;
TypeInfo key;
class TypeInfo_Function : TypeInfo
{
- string toString()
+ override string toString()
{
- return next.toString() ~ "()";
+ return cast(string)(next.toString() ~ "()");
}
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_Function c;
return this is o ||
// BUG: need to add the rest of the functions
- size_t tsize()
+ override size_t tsize()
{
return 0; // no size for functions
}
class TypeInfo_Delegate : TypeInfo
{
- string toString()
+ override string toString()
{
- return next.toString() ~ " delegate()";
+ return cast(string)(next.toString() ~ " delegate()");
}
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_Delegate c;
return this is o ||
// BUG: need to add the rest of the functions
- size_t tsize()
+ override size_t tsize()
{
alias int delegate() dg;
return dg.sizeof;
}
- uint flags() { return 1; }
+ override uint flags() { return 1; }
TypeInfo next;
}
class TypeInfo_Class : TypeInfo
{
- string toString() { return info.name; }
+ override string toString() { return info.name; }
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_Class c;
return this is o ||
this.info.name == c.classinfo.name);
}
- hash_t getHash(in void* p)
+ override hash_t getHash(in void* p)
{
Object o = *cast(Object*)p;
return o ? o.toHash() : 0;
}
- equals_t equals(in void* p1, in void* p2)
+ override equals_t equals(in void* p1, in void* p2)
{
Object o1 = *cast(Object*)p1;
Object o2 = *cast(Object*)p2;
return (o1 is o2) || (o1 && o1.opEquals(o2));
}
- int compare(in void* p1, in void* p2)
+ override int compare(in void* p1, in void* p2)
{
Object o1 = *cast(Object*)p1;
Object o2 = *cast(Object*)p2;
return c;
}
- size_t tsize()
+ override size_t tsize()
{
return Object.sizeof;
}
- uint flags() { return 1; }
+ override uint flags() { return 1; }
- OffsetTypeInfo[] offTi()
+ override OffsetTypeInfo[] offTi()
{
return (info.flags & 4) ? info.offTi : null;
}
class TypeInfo_Interface : TypeInfo
{
- string toString() { return info.name; }
+ override string toString() { return info.name; }
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_Interface c;
return this is o ||
this.info.name == c.classinfo.name);
}
- hash_t getHash(in void* p)
+ override hash_t getHash(in void* p)
{
Interface* pi = **cast(Interface ***)*cast(void**)p;
Object o = cast(Object)(*cast(void**)p - pi.offset);
return o.toHash();
}
- equals_t equals(in void* p1, in void* p2)
+ override equals_t equals(in void* p1, in void* p2)
{
Interface* pi = **cast(Interface ***)*cast(void**)p1;
Object o1 = cast(Object)(*cast(void**)p1 - pi.offset);
return o1 == o2 || (o1 && o1.opCmp(o2) == 0);
}
- int compare(in void* p1, in void* p2)
+ override int compare(in void* p1, in void* p2)
{
Interface* pi = **cast(Interface ***)*cast(void**)p1;
Object o1 = cast(Object)(*cast(void**)p1 - pi.offset);
return c;
}
- size_t tsize()
+ override size_t tsize()
{
return Object.sizeof;
}
- uint flags() { return 1; }
+ override uint flags() { return 1; }
ClassInfo info;
}
class TypeInfo_Struct : TypeInfo
{
- string toString() { return name; }
+ override string toString() { return name; }
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
TypeInfo_Struct s;
return this is o ||
this.init.length == s.init.length);
}
- hash_t getHash(in void* p)
+ override hash_t getHash(in void* p)
{
assert(p);
if (xtoHash)
// A sorry hash algorithm.
// Should use the one for strings.
// BUG: relies on the GC not moving objects
- auto q = cast(ubyte*)p;
+ auto q = cast(const(ubyte)*)p;
for (size_t i = 0; i < init.length; i++)
{
h = h * 9 + *q;
}
}
- equals_t equals(in void* p1, in void* p2)
+ override equals_t equals(in void* p1, in void* p2)
{
if (p1 == p2)
return true;
return memcmp(p1, p2, init.length) == 0;
}
- int compare(in void* p1, in void* p2)
+ override int compare(in void* p1, in void* p2)
{
// Regard null references as always being "less than"
if (p1 != p2)
return 0;
}
- size_t tsize()
+ override size_t tsize()
{
return init.length;
}
- void[] init() { return m_init; }
+ override void[] init() { return m_init; }
- uint flags() { return m_flags; }
+ override uint flags() { return m_flags; }
+
+ override void destroy(void* p)
+ {
+ if (xdtor)
+ (*xdtor)(p);
+ }
+
+ override void postblit(void* p)
+ {
+ if (xpostblit)
+ (*xpostblit)(p);
+ }
string name;
void[] m_init; // initializer; init.ptr == null if 0 initialize
char[] function(in void*) xtoString;
uint m_flags;
+
+ const(MemberInfo[]) function(in char[]) xgetMembers;
+ void function(void*) xdtor;
+ void function(void*) xpostblit;
}
class TypeInfo_Tuple : TypeInfo
{
TypeInfo[] elements;
- string toString()
+ override string toString()
{
string s = "(";
foreach (i, element; elements)
return s;
}
- equals_t opEquals(Object o)
+ override equals_t opEquals(Object o)
{
if (this is o)
return true;
return false;
}
- hash_t getHash(in void* p)
+ override hash_t getHash(in void* p)
{
assert(0);
}
- equals_t equals(in void* p1, in void* p2)
+ override equals_t equals(in void* p1, in void* p2)
{
assert(0);
}
- int compare(in void* p1, in void* p2)
+ override int compare(in void* p1, in void* p2)
{
assert(0);
}
- size_t tsize()
+ override size_t tsize()
{
assert(0);
}
- void swap(void* p1, void* p2)
+ override void swap(void* p1, void* p2)
+ {
+ assert(0);
+ }
+
+ override void destroy(void* p)
+ {
+ assert(0);
+ }
+
+ override void postblit(void* p)
{
assert(0);
}
}
+class TypeInfo_Const : TypeInfo
+{
+ override string toString()
+ {
+ return cast(string) ("const(" ~ base.toString() ~ ")");
+ }
+
+ override equals_t opEquals(Object o) { return base.opEquals(o); }
+ override hash_t getHash(in void *p) { return base.getHash(p); }
+ override equals_t equals(in void *p1, in void *p2) { return base.equals(p1, p2); }
+ override int compare(in void *p1, in void *p2) { return base.compare(p1, p2); }
+ override size_t tsize() { return base.tsize(); }
+ override void swap(void *p1, void *p2) { return base.swap(p1, p2); }
+
+ override TypeInfo next() { return base.next(); }
+ override uint flags() { return base.flags(); }
+ override void[] init() { return base.init(); }
+
+ TypeInfo base;
+}
+
+class TypeInfo_Invariant : TypeInfo_Const
+{
+ override string toString()
+ {
+ return cast(string) ("invariant(" ~ base.toString() ~ ")");
+ }
+}
+
+abstract class MemberInfo
+{
+ string name();
+}
+
+class MemberInfo_field : MemberInfo
+{
+ this(string name, TypeInfo ti, size_t offset)
+ {
+ m_name = name;
+ m_typeinfo = ti;
+ m_offset = offset;
+ }
+
+ override string name() { return m_name; }
+ TypeInfo typeInfo() { return m_typeinfo; }
+ size_t offset() { return m_offset; }
+
+ string m_name;
+ TypeInfo m_typeinfo;
+ size_t m_offset;
+}
+
+class MemberInfo_function : MemberInfo
+{
+ this(string name, TypeInfo ti, void* fp, uint flags)
+ {
+ m_name = name;
+ m_typeinfo = ti;
+ m_fp = fp;
+ m_flags = flags;
+ }
+
+ override string name() { return m_name; }
+ TypeInfo typeInfo() { return m_typeinfo; }
+ void* fp() { return m_fp; }
+ uint flags() { return m_flags; }
+
+ string m_name;
+ TypeInfo m_typeinfo;
+ void* m_fp;
+ uint m_flags;
+}
+
///////////////////////////////////////////////////////////////////////////////
-// Exception
+// Throwable
///////////////////////////////////////////////////////////////////////////////
-class Exception : Object
+class Throwable : Object
{
interface TraceInfo
{
- int opApply( int delegate(inout char[]) );
+ int opApply(int delegate(inout char[]));
}
string msg;
string file;
size_t line;
TraceInfo info;
- Exception next;
+ Throwable next;
- this( string msg, Exception next = null )
+ this(string msg, Throwable next = null)
{
this.msg = msg;
this.next = next;
this.info = traceContext();
}
- this( string msg, string file, size_t line, Exception next = null )
+ this(string msg, string file, size_t line, Throwable next = null)
{
this(msg, next);
this.file = file;
this.info = traceContext();
}
- string toString()
+ override string toString()
{
- return msg;
+ char[10] tmp = void;
+ char[] buf;
+
+ for (Throwable e = this; e !is null; e = e.next)
+ {
+ if (e.file)
+ {
+ buf ~= e.classinfo.name ~ "@" ~ e.file ~ "(" ~ tmp.intToString(e.line) ~ "): " ~ e.msg;
+ }
+ else
+ {
+ buf ~= e.classinfo.name ~ ": " ~ e.msg;
+ }
+ if (e.info)
+ {
+ buf ~= "\n----------------";
+ foreach (t; e.info)
+ buf ~= "\n" ~ t;
+ }
+ if (e.next)
+ buf ~= "\n";
+ }
+ return cast(string) buf;
}
}
-alias Exception.TraceInfo function( void* ptr = null ) TraceHandler;
+alias Throwable.TraceInfo function(void* ptr = null) TraceHandler;
private TraceHandler traceHandler = null;
* Params:
* h = The new trace handler. Set to null to use the default handler.
*/
-extern (C) void rt_setTraceHandler( TraceHandler h )
+extern (C) void rt_setTraceHandler(TraceHandler h)
{
traceHandler = h;
}
/**
- * This function will be called when an Exception is constructed. The
+ * This function will be called when an exception is constructed. The
* user-supplied trace handler will be called if one has been supplied,
* otherwise no trace will be generated.
*
* An object describing the current calling context or null if no handler is
* supplied.
*/
-Exception.TraceInfo traceContext( void* ptr = null )
+Throwable.TraceInfo traceContext(void* ptr = null)
{
- if( traceHandler is null )
+ if (traceHandler is null)
return null;
- return traceHandler( ptr );
+ return traceHandler(ptr);
+}
+
+
+class Exception : Throwable
+{
+ this(string msg, Throwable next = null)
+ {
+ super(msg, next);
+ }
+
+ this(string msg, string file, size_t line, Throwable next = null)
+ {
+ super(msg, file, line, next);
+ }
+}
+
+
+class Error : Throwable
+{
+ this(string msg, Throwable next = null)
+ {
+ super(msg, next);
+ }
+
+ this(string msg, string file, size_t line, Throwable next = null)
+ {
+ super(msg, file, line, next);
+ }
}
void function() ictor; // module static constructor (order independent)
- static int opApply( int delegate(inout ModuleInfo) dg )
+ static int opApply(int delegate(inout ModuleInfo) dg)
{
int ret = 0;
- foreach( m; _moduleinfo_array )
+ foreach (m; _moduleinfo_array)
{
- ret = dg( m );
- if( ret )
+ ret = dg(m);
+ if (ret)
break;
}
return ret;
if (m.flags & MIctorstart)
{ if (skip || m.flags & MIstandalone)
continue;
- throw new Exception( "Cyclic dependency in module " ~ m.name );
+ throw new Exception("Cyclic dependency in module " ~ m.name);
}
m.flags |= MIctorstart;
projects / software / druntime.git / blobdiff