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Support for parameter passing by value, pointer and reference.

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/gsoc2008-maciekd@10604 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Maciej Drwal 2008-06-28 20:48:40 +00:00
commit f03e17b405
4 changed files with 45 additions and 13 deletions
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31
Source/Modules/c.cxx
View file

@ -258,6 +258,7 @@ public:
ParmList *parms = Getattr(n, "parms");
Parm *p;
String* tm;
String* proto = NewString("");
// create new function wrapper object
Wrapper *wrapper = NewWrapper();
@ -291,24 +292,33 @@ public:
SwigType* type = Getattr(p, "type");
String* lname = Getattr(p, "lname");
String* c_parm_type = NewString("");
String* shadow_parm_type = NewString("");
String* arg_name = NewString("");
Printf(arg_name, "c%s", lname);
if ((tm = Getattr(p, "tmap:ctype"))) {
if (Cmp(Getattr(p, "c:immutable"), "1") == 0) {
Printv(c_parm_type, SwigType_str(type, 0), NIL);
}
else {
Printv(c_parm_type, tm, NIL);
}
if (Cmp(Getattr(p, "c:immutable"), "1") == 0) {
Printv(c_parm_type, SwigType_str(type, 0), NIL);
}
else if ((tm = Getattr(p, "tmap:ctype"))) {
Printv(c_parm_type, tm, NIL);
}
else {
Swig_warning(WARN_C_TYPEMAP_CTYPE_UNDEF, input_file, line_number, "No ctype typemap defined for %s\n", SwigType_str(type, 0));
}
// use shadow-type for parameter if supplied
String* stype = Getattr(p, "c:stype");
if (stype) {
Printv(shadow_parm_type, SwigType_str(stype, 0), NIL);
}
else {
Printv(shadow_parm_type, c_parm_type, NIL);
}
Printv(arg_names, gencomma ? ", " : "", Getattr(p, "name"), NIL);
Printv(wrapper->def, gencomma ? ", " : "", c_parm_type, " ", arg_name, NIL);
Printv(proto, gencomma ? ", " : "", shadow_parm_type, " ", Getattr(p, "name"), NIL);
gencomma = 1;
if ((tm = Getattr(p, "tmap:in"))) {
@ -328,6 +338,7 @@ public:
p = nextSibling(p);
}
Delete(arg_name);
Delete(shadow_parm_type);
Delete(c_parm_type);
}
@ -347,8 +358,8 @@ public:
// take care of shadow function
if (shadow_flag) {
// use shadow-type for parameter if supplied
String* proto;
/*
if (parms) {
String* stype = Getattr(parms, "c:stype");
if (stype) {
@ -364,6 +375,7 @@ public:
else {
proto = empty_string;
}
*/
// use shadow-type for return type if supplied
SwigType* shadow_type = Getattr(n, "c:stype");
@ -407,6 +419,7 @@ public:
}
// cleanup
Delete(proto);
Delete(arg_names);
Delete(wname);
DelWrapper(wrapper);