/usr/include/flext/flmeth.cpp is in pd-flext-dev 0.6.0+git20161101.1.01318a94-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 | /*
flext - C++ layer for Max and Pure Data externals
Copyright (c) 2001-2015 Thomas Grill (gr@grrrr.org)
For information on usage and redistribution, and for a DISCLAIMER OF ALL
WARRANTIES, see the file, "license.txt," in this distribution.
*/
/*! \file flmeth.cpp
\brief Method processing of flext base class.
*/
#ifndef __FLEXT_METH_CPP
#define __FLEXT_METH_CPP
#include "flext.h"
#include "flinternal.h"
#include <cstring>
#include <cstdarg>
#include "flpushns.h"
FLEXT_TEMPIMPL(FLEXT_CLASSDEF(flext_base))::MethItem::MethItem(AttrItem *conn):
Item(conn),index(0),
argc(0),args(NULL)
,fun(NULL)
{}
FLEXT_TEMPIMPL(FLEXT_CLASSDEF(flext_base))::MethItem::~MethItem()
{
if(args) delete[] args;
}
FLEXT_TEMPIMPL(void FLEXT_CLASSDEF(flext_base))::MethItem::SetArgs(methfun _fun,int _argc,metharg *_args)
{
fun = _fun;
if(args) delete[] args;
argc = _argc,args = _args;
}
/*! \brief Add a method to the queue
*/
FLEXT_TEMPIMPL(void FLEXT_CLASSDEF(flext_base))::AddMethod(ItemCont *ma,int inlet,const t_symbol *tag,methfun fun,metharg tp,...)
{
#ifdef FLEXT_LOG_MSGS
post("addmethod %i:%s",inlet,GetString(tag));
#endif
va_list marker;
// at first just count the arg type list (in argc)
int argc = 0;
va_start(marker,tp);
metharg *args = NULL,arg = tp;
for(; arg != a_null; ++argc) arg = (metharg)va_arg(marker,int); //metharg);
va_end(marker);
if(argc > 0) {
if(argc > FLEXT_MAXMETHARGS) {
error("flext - method %s: only %i arguments are type-checkable: use variable argument list for more",tag?GetString(tag):"?",FLEXT_MAXMETHARGS);
argc = FLEXT_MAXMETHARGS;
}
args = new metharg[argc];
va_start(marker,tp);
metharg a = tp;
for(int ix = 0; ix < argc; ++ix) {
#ifdef FLEXT_DEBUG
if(a == a_list && ix > 0) {
ERRINTERNAL();
}
#endif
#if FLEXT_SYS == FLEXT_SYS_PD && defined(FLEXT_COMPATIBLE)
if(a == a_pointer) {
post("Pointer arguments are not allowed in compatibility mode");
}
#endif
args[ix] = a;
a = (metharg)va_arg(marker,int); //metharg);
}
va_end(marker);
}
MethItem *mi = new MethItem;
mi->index = ma->Members();
mi->SetArgs(fun,argc,args);
ma->Add(mi,tag,inlet);
}
FLEXT_TEMPIMPL(void FLEXT_CLASSDEF(flext_base))::ListMethods(AtomList &la,int inlet) const
{
typedef TablePtrMap<int,const t_symbol *,32> MethList;
MethList list[2];
ItemCont *clmethhead = ClMeths(thisClassId());
int i;
for(i = 0; i <= 1; ++i) {
ItemCont *a = i?methhead:clmethhead;
if(a && a->Contained(inlet)) {
ItemSet &ai = a->GetInlet(inlet);
for(FLEXT_TEMP_TYPENAME ItemSet::iterator as(ai); as; ++as) {
for(Item *al = as.data(); al; al = al->nxt) {
MethItem *aa = (MethItem *)al;
// check it's not related to an attribute
if(!aa->IsAttr()) {
list[i].insert(aa->index,as.key());
break;
}
}
}
}
}
la((int)list[0].size()+(int)list[1].size());
int ix = 0;
for(i = 0; i <= 1; ++i)
for(MethList::iterator it(list[i]); it; ++it)
SetSymbol(la[ix++],it.data());
}
FLEXT_TEMPIMPL(bool FLEXT_CLASSDEF(flext_base))::cb_ListMethods(flext_base *c,int argc,const t_atom *argv)
{
Locker lock(c);
if(c->HasAttributes() && (argc == 0 || (argc == 1 && CanbeInt(argv[0])))) {
// defined in flsupport.cpp
int inlet = argc?GetAInt(argv[0]):0;
AtomListStatic<32> la;
c->ListMethods(la,inlet);
c->ToOutAnything(c->GetOutAttr(),sym_methods,la.Count(),la.Atoms());
return true;
}
else
return false;
}
#include "flpopns.h"
#endif // __FLEXT_METH_CPP
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