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C# exception handling improvements - they are robust and don't leak anymore. Requires typemap modifications using attribute canthrow in any unmanaged code typemaps that throw an exception and excode attribute in csout and csconstruct typemaps.

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@6934 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
William S Fulton 2005-02-02 22:44:32 +00:00
commit bac8f43f79
12 changed files with 288 additions and 156 deletions
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18
Lib/csharp/std_string.i
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@ -26,14 +26,15 @@ class string;
%typemap(imtype) string "string"
%typemap(cstype) string "string"
%typemap(in) string
%typemap(in, canthrow=1) string
%{ if (!$input) SWIG_CSharpThrowException(SWIG_CSharpNullReferenceException, "null string");
$1 = std::string($input); %}
%typemap(out) string %{ $result = SWIG_csharp_string_callback($1.c_str()); %}
%typemap(csin) string "$csinput"
%typemap(csout) string {
return $imcall;
%typemap(csout, excode=SWIGEXCODE) string {
string ret = $imcall;$excode
return ret;
}
%typemap(csvarin) string %{
@ -47,7 +48,7 @@ class string;
%typemap(typecheck) string = char *;
%typemap(throws) string %{
%typemap(throws, canthrow=1) string %{
SWIG_CSharpThrowException(SWIG_CSharpException, $1.c_str());
%}
@ -56,15 +57,16 @@ class string;
%typemap(imtype) const string & "string"
%typemap(cstype) const string & "string"
%typemap(in) const string &
%typemap(in, canthrow=1) const string &
%{ if (!$input) SWIG_CSharpThrowException(SWIG_CSharpNullReferenceException, "null string");
std::string $1_str($input);
$1 = &$1_str; %}
%typemap(out) const string & %{ $result = SWIG_csharp_string_callback($1->c_str()); %}
%typemap(csin) const string & "$csinput"
%typemap(csout) const string & {
return $imcall;
%typemap(csout, excode=SWIGEXCODE) const string & {
string ret = $imcall;$excode
return ret;
}
%typemap(csvarin) const string & %{
@ -78,7 +80,7 @@ class string;
%typemap(typecheck) const string & = char *;
%typemap(throws) const string & %{
%typemap(throws, canthrow=1) const string & %{
SWIG_CSharpThrowException(SWIG_CSharpException, $1.c_str());
%}