consistent directout typemaps for all languages - $result used instead of $1 in C# and Java now

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@9467 626c5289-ae23-0410-ae9c-e8d60b6d4f22

14 files changed, 46 insertions, 48 deletions

diff --git a/Lib/csharp/csharp.swg b/Lib/csharp/csharp.swg
index e3746b160..a3d3fe4db 100644
--- a/Lib/csharp/csharp.swg
+++ b/Lib/csharp/csharp.swg
@@ -96,7 +96,7 @@
 %{ $1 = $input ? true : false; %}
 
 %typemap(directorout) bool
-%{ $1 = $input ? true : false; %}
+%{ $result = $input ? true : false; %}
 
 %typemap(csdirectorin) bool "$iminput"
 %typemap(csdirectorout) bool "$cscall"
@@ -129,7 +129,7 @@
              unsigned long long, 
              float, 
              double
-%{ $1 = ($1_ltype)$input; %}
+%{ $result = ($1_ltype)$input; %}
 
 %typemap(directorin) bool               "$input = $1;"
 %typemap(directorin) char               "$input = $1;"
@@ -194,7 +194,7 @@
 /* char * - treat as String */
 %typemap(in) char * %{ $1 = ($1_ltype)$input; %}
 %typemap(out) char * %{ $result = SWIG_csharp_string_callback((const char *)$1); %}
-%typemap(directorout, warning=SWIGWARN_TYPEMAP_DIRECTOROUT_PTR_MSG) char * %{ $1 = ($1_ltype)$input; %}
+%typemap(directorout, warning=SWIGWARN_TYPEMAP_DIRECTOROUT_PTR_MSG) char * %{ $result = ($1_ltype)$input; %}
 %typemap(directorin) char * %{ $input = SWIG_csharp_string_callback((const char *)$1); %}
 %typemap(csdirectorin) char * "$iminput"
 %typemap(csdirectorout) char * "$cscall"
@@ -212,7 +212,7 @@
 %typemap(directorout,warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const bool &
 %{ static $*1_ltype temp;
    temp = $input ? true : false; 
-   $1 = &temp; %}
+   $result = &temp; %}
 
 %typemap(csdirectorin) const bool & "$iminput"
 %typemap(csdirectorout) const bool & "$cscall"
@@ -247,7 +247,7 @@
              const double &
 %{ static $*1_ltype temp;
    temp = ($*1_ltype)$input; 
-   $1 = &temp; %}
+   $result = &temp; %}
 
 %typemap(directorin) const bool &           "$input = $1_name;"
 %typemap(directorin) const char &           "$input = $1_name;"
@@ -321,7 +321,7 @@
      SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "Unexpected null return for type $1_type", 0);
      return $null;
    }
-   $1 = *($&1_ltype)$input; %}
+   $result = *($&1_ltype)$input; %}
 
 %typemap(out) SWIGTYPE 
 #ifdef __cplusplus
@@ -350,7 +350,7 @@
 %typemap(out) SWIGTYPE *, SWIGTYPE & %{ $result = (void *)$1; %} 
 %typemap(out) SWIGTYPE (CLASS::*) %{ $result = (void *)&$1; %} 
 %typemap(directorout, warning=SWIGWARN_TYPEMAP_DIRECTOROUT_PTR_MSG) SWIGTYPE *, SWIGTYPE (CLASS::*)
-%{ $1 = ($1_ltype)$input; %}
+%{ $result = ($1_ltype)$input; %}
 %typemap(directorin) SWIGTYPE *, SWIGTYPE (CLASS::*)
 %{ $input = (void *) $1; %}
 
@@ -359,7 +359,7 @@
      SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "Unexpected null return for type $1_type", 0);
      return $null;
    }
-   $1 = ($1_ltype)$input; %}
+   $result = ($1_ltype)$input; %}
 %typemap(directorin) SWIGTYPE &
 %{ $input = ($1_ltype) &$1; %}
 
@@ -374,7 +374,7 @@
 %typemap(in) char[ANY], char[] %{ $1 = ($1_ltype)$input; %}
 %typemap(out) char[ANY], char[] %{ $result = SWIG_csharp_string_callback((const char *)$1); %}
 
-%typemap(directorout) char[ANY], char[] %{ $1 = ($1_ltype)$input; %}
+%typemap(directorout) char[ANY], char[] %{ $result = ($1_ltype)$input; %}
 %typemap(directorin) char[ANY], char[] %{ $input = SWIG_csharp_string_callback((const char *)$1); %}
 
 %typemap(csdirectorin) char[ANY], char[] "$iminput"
diff --git a/Lib/csharp/enums.swg b/Lib/csharp/enums.swg
index d2362ef48..be2a6063b 100644
--- a/Lib/csharp/enums.swg
+++ b/Lib/csharp/enums.swg
@@ -20,7 +20,7 @@
 
 %typemap(directorout,warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const enum SWIGTYPE &
 %{ static $*1_ltype temp = ($*1_ltype)$input; 
-   $1 = &temp; %}
+   $result = &temp; %}
 %typemap(directorin) const enum SWIGTYPE &    "$input = $1_name;"
 %typemap(csdirectorin) const enum SWIGTYPE & "($*csclassname)$iminput"
 %typemap(csdirectorout) const enum SWIGTYPE & "(int)$cscall"
@@ -53,7 +53,7 @@
 %typemap(in) enum SWIGTYPE %{ $1 = ($1_ltype)$input; %}
 %typemap(out) enum SWIGTYPE %{ $result = $1; %}
 
-%typemap(directorout) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
+%typemap(directorout) enum SWIGTYPE  %{ $result = ($1_ltype)$input; %}
 %typemap(directorin) enum SWIGTYPE    "$input = $1;"
 %typemap(csdirectorin) enum SWIGTYPE "($csclassname)$iminput"
 %typemap(csdirectorout) enum SWIGTYPE "(int)$cscall"
diff --git a/Lib/csharp/enumsimple.swg b/Lib/csharp/enumsimple.swg
index 43f1c4607..f50849892 100644
--- a/Lib/csharp/enumsimple.swg
+++ b/Lib/csharp/enumsimple.swg
@@ -22,7 +22,7 @@
 
 %typemap(directorout,warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const enum SWIGTYPE &
 %{ static $*1_ltype temp = ($*1_ltype)$input; 
-   $1 = &temp; %}
+   $result = &temp; %}
 %typemap(directorin) const enum SWIGTYPE &    "$input = $1_name;"
 %typemap(csdirectorin) const enum SWIGTYPE & "$iminput"
 %typemap(csdirectorout) const enum SWIGTYPE & "$cscall"
@@ -55,7 +55,7 @@
 %typemap(in) enum SWIGTYPE %{ $1 = ($1_ltype)$input; %}
 %typemap(out) enum SWIGTYPE %{ $result = $1; %}
 
-%typemap(directorout) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
+%typemap(directorout) enum SWIGTYPE  %{ $result = ($1_ltype)$input; %}
 %typemap(directorin) enum SWIGTYPE    "$input = $1;"
 %typemap(csdirectorin) enum SWIGTYPE "$iminput"
 %typemap(csdirectorout) enum SWIGTYPE "$cscall"
diff --git a/Lib/csharp/enumtypesafe.swg b/Lib/csharp/enumtypesafe.swg
index 9822ad27d..8ba7838ef 100644
--- a/Lib/csharp/enumtypesafe.swg
+++ b/Lib/csharp/enumtypesafe.swg
@@ -21,7 +21,7 @@
 
 %typemap(directorout,warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const enum SWIGTYPE &
 %{ static $*1_ltype temp = ($*1_ltype)$input; 
-   $1 = &temp; %}
+   $result = &temp; %}
 %typemap(directorin) const enum SWIGTYPE &    "$input = $1_name;"
 %typemap(csdirectorin) const enum SWIGTYPE & "$*csclassname.swigToEnum($iminput)"
 %typemap(csdirectorout) const enum SWIGTYPE & "$cscall.swigValue"
@@ -54,7 +54,7 @@
 %typemap(in) enum SWIGTYPE %{ $1 = ($1_ltype)$input; %}
 %typemap(out) enum SWIGTYPE %{ $result = $1; %}
 
-%typemap(directorout) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
+%typemap(directorout) enum SWIGTYPE  %{ $result = ($1_ltype)$input; %}
 %typemap(directorin) enum SWIGTYPE    "$input = $1;"
 %typemap(csdirectorin) enum SWIGTYPE "$csclassname.swigToEnum($iminput)"
 %typemap(csdirectorout) enum SWIGTYPE "$cscall.swigValue"
diff --git a/Lib/csharp/std_string.i b/Lib/csharp/std_string.i
index c029f1693..6642c8d2b 100644
--- a/Lib/csharp/std_string.i
+++ b/Lib/csharp/std_string.i
@@ -42,7 +42,7 @@ class string;
     SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentNullException, "null string", 0);
     return $null;
    }
-   $1 = std::string($input); %}
+   $result = std::string($input); %}
 
 %typemap(directorin) string %{ $input = SWIG_csharp_string_callback($1.c_str()); %}
 
@@ -97,7 +97,7 @@ class string;
    }
    /* possible thread/reentrant code problem */
    static std::string $1_str($input);
-   $1 = &$1_str; %}
+   $result = &$1_str; %}
 
 %typemap(directorin) const string & %{ $input = SWIG_csharp_string_callback($1.c_str()); %}
 
diff --git a/Lib/csharp/typemaps.i b/Lib/csharp/typemaps.i
index 7268188b9..ddfbd1b0c 100644
--- a/Lib/csharp/typemaps.i
+++ b/Lib/csharp/typemaps.i
@@ -69,7 +69,7 @@ In C# you could then use it like this:
 %{ $1 = ($1_ltype)&$input; %}
 
 %typemap(directorout) TYPE *INPUT, TYPE &INPUT
-%{ $1 = ($1_ltype)&$input; %}
+%{ $result = ($1_ltype)&$input; %}
 
 %typemap(directorin) TYPE &INPUT
 %{ $input = (CTYPE *)$1; %}
@@ -260,7 +260,6 @@ of the function return value.
 %{ $1 = ($1_ltype)$input; %}
 
 %typemap(directorout,warning="Need to provide TYPE *INOUT directorout typemap") TYPE *INOUT, TYPE &INOUT {
-
 }
 
 %typemap(directorin) TYPE &INOUT
diff --git a/Lib/java/enums.swg b/Lib/java/enums.swg
index 8edd3a8bd..2ccb95403 100644
--- a/Lib/java/enums.swg
+++ b/Lib/java/enums.swg
@@ -22,7 +22,7 @@
 
 %typemap(directorout,warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const enum SWIGTYPE &
 %{ static $*1_ltype temp = ($*1_ltype)$input; 
-   $1 = &temp; %}
+   $result = &temp; %}
 %typemap(directorin, descriptor="L$packagepath/$*javaclassname;") const enum SWIGTYPE &    "$input = (jint)$1_name;"
 %typemap(javadirectorin) const enum SWIGTYPE & "$*javaclassname.swigToEnum($jniinput)"
 %typemap(javadirectorout) const enum SWIGTYPE & "($javacall).swigValue()"
@@ -47,7 +47,7 @@
 %typemap(in) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
 %typemap(out) enum SWIGTYPE  %{ $result = (jint)$1; %}
 
-%typemap(directorout) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
+%typemap(directorout) enum SWIGTYPE  %{ $result = ($1_ltype)$input; %}
 %typemap(directorin, descriptor="L$packagepath/$javaclassname;") enum SWIGTYPE    "$input = (jint) $1;"
 %typemap(javadirectorin) enum SWIGTYPE "$javaclassname.swigToEnum($jniinput)"
 %typemap(javadirectorout) enum SWIGTYPE "($javacall).swigValue()"
diff --git a/Lib/java/enumsimple.swg b/Lib/java/enumsimple.swg
index deb8b8f11..f45774d0c 100644
--- a/Lib/java/enumsimple.swg
+++ b/Lib/java/enumsimple.swg
@@ -22,7 +22,7 @@
 
 %typemap(directorout,warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const enum SWIGTYPE &
 %{ static $*1_ltype temp = ($*1_ltype)$input; 
-   $1 = &temp; %}
+   $result = &temp; %}
 %typemap(directorin, descriptor="I") const enum SWIGTYPE &    "$input = (jint)$1_name;"
 %typemap(javadirectorin) const enum SWIGTYPE & "$jniinput"
 %typemap(javadirectorout) const enum SWIGTYPE & "$javacall"
@@ -47,7 +47,7 @@
 %typemap(in) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
 %typemap(out) enum SWIGTYPE  %{ $result = (jint)$1; %}
 
-%typemap(directorout) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
+%typemap(directorout) enum SWIGTYPE  %{ $result = ($1_ltype)$input; %}
 %typemap(directorin, descriptor="I") enum SWIGTYPE    "$input = (jint) $1;"
 %typemap(javadirectorin) enum SWIGTYPE "$jniinput"
 %typemap(javadirectorout) enum SWIGTYPE "$javacall"
diff --git a/Lib/java/enumtypesafe.swg b/Lib/java/enumtypesafe.swg
index e2af7ee6b..a49a9d134 100644
--- a/Lib/java/enumtypesafe.swg
+++ b/Lib/java/enumtypesafe.swg
@@ -21,7 +21,7 @@
 
 %typemap(directorout,warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const enum SWIGTYPE &
 %{ static $*1_ltype temp = ($*1_ltype)$input; 
-   $1 = &temp; %}
+   $result = &temp; %}
 %typemap(directorin, descriptor="L$packagepath/$*javaclassname;") const enum SWIGTYPE &    "$input = (jint)$1_name;"
 %typemap(javadirectorin) const enum SWIGTYPE & "$*javaclassname.swigToEnum($jniinput)"
 %typemap(javadirectorout) const enum SWIGTYPE & "($javacall).swigValue()"
@@ -45,7 +45,7 @@
 %typemap(in) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
 %typemap(out) enum SWIGTYPE  %{ $result = (jint)$1; %}
 
-%typemap(directorout) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
+%typemap(directorout) enum SWIGTYPE  %{ $result = ($1_ltype)$input; %}
 %typemap(directorin, descriptor="L$packagepath/$javaclassname;") enum SWIGTYPE    "$input = (jint) $1;"
 %typemap(javadirectorin) enum SWIGTYPE "$javaclassname.swigToEnum($jniinput)"
 %typemap(javadirectorout) enum SWIGTYPE "($javacall).swigValue()"
diff --git a/Lib/java/enumtypeunsafe.swg b/Lib/java/enumtypeunsafe.swg
index fc32932e4..bda055113 100644
--- a/Lib/java/enumtypeunsafe.swg
+++ b/Lib/java/enumtypeunsafe.swg
@@ -22,7 +22,7 @@
 
 %typemap(directorout,warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const enum SWIGTYPE &
 %{ static $*1_ltype temp = ($*1_ltype)$input; 
-   $1 = &temp; %}
+   $result = &temp; %}
 %typemap(directorin, descriptor="I") const enum SWIGTYPE &    "$input = (jint)$1_name;"
 %typemap(javadirectorin) const enum SWIGTYPE & "$jniinput"
 %typemap(javadirectorout) const enum SWIGTYPE & "$javacall"
@@ -47,7 +47,7 @@
 %typemap(in) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
 %typemap(out) enum SWIGTYPE  %{ $result = (jint)$1; %}
 
-%typemap(directorout) enum SWIGTYPE  %{ $1 = ($1_ltype)$input; %}
+%typemap(directorout) enum SWIGTYPE  %{ $result = ($1_ltype)$input; %}
 %typemap(directorin, descriptor="I") enum SWIGTYPE    "$input = (jint) $1;"
 %typemap(javadirectorin) enum SWIGTYPE "$jniinput"
 %typemap(javadirectorout) enum SWIGTYPE "$javacall"
diff --git a/Lib/java/java.swg b/Lib/java/java.swg
index af76e11b4..d743e026f 100644
--- a/Lib/java/java.swg
+++ b/Lib/java/java.swg
@@ -157,7 +157,7 @@
 %{ $1 = $input ? true : false; %}
 
 %typemap(directorout) bool
-%{ $1 = $input ? true : false; %}
+%{ $result = $input ? true : false; %}
 
 %typemap(javadirectorin) bool "$jniinput"
 %typemap(javadirectorout) bool "$javacall"
@@ -188,7 +188,7 @@
              long long, 
              float, 
              double
-%{ $1 = ($1_ltype)$input; %}
+%{ $result = ($1_ltype)$input; %}
 
 %typemap(directorin, descriptor="Z") bool             "$input = (jboolean) $1;"
 %typemap(directorin, descriptor="C") char             "$input = (jint) $1;"
@@ -289,9 +289,9 @@
   ba = (jbyteArray)JCALL2(CallObjectMethod, jenv, $input, mid);
   bae = JCALL2(GetByteArrayElements, jenv, ba, 0);
   sz = JCALL1(GetArrayLength, jenv, ba);
-  $1 = 0;
+  $result = 0;
   for(i=0; i<sz; i++) {
-    $1 = ($1 << 8) | ($1_type)(unsigned char)bae[i];
+    $result = ($result << 8) | ($1_type)(unsigned char)bae[i];
   }
   JCALL3(ReleaseByteArrayElements, jenv, ba, bae, 0);
 }
@@ -350,8 +350,8 @@
 %typemap(directorout, noblock=1, warning=SWIGWARN_TYPEMAP_DIRECTOROUT_PTR_MSG) char * {
   $1 = 0;
   if ($input) {
-    $1 = ($1_ltype)JCALL2(GetStringUTFChars, jenv, $input, 0);
-    if (!$1) return $null;
+    $result = ($1_ltype)JCALL2(GetStringUTFChars, jenv, $input, 0);
+    if (!$result) return $null;
   }
 }
 
@@ -381,7 +381,7 @@
 %typemap(directorout,warning=SWIGWARN_TYPEMAP_THREAD_UNSAFE_MSG) const bool &
 %{ static $*1_ltype temp;
    temp = $input ? true : false; 
-   $1 = &temp; %}
+   $result = &temp; %}
 
 %typemap(javadirectorin) const bool & "$jniinput"
 %typemap(javadirectorout) const bool & "$javacall"
@@ -415,7 +415,7 @@
              const double &
 %{ static $*1_ltype temp;
    temp = ($*1_ltype)$input; 
-   $1 = &temp; %}
+   $result = &temp; %}
 
 %typemap(directorin, descriptor="Z") const bool &           "$input = (jboolean)$1_name;"
 %typemap(directorin, descriptor="C") const char &           "$input = (jchar)$1_name;"
@@ -519,7 +519,7 @@
   ba = (jbyteArray)JCALL2(CallObjectMethod, jenv, $input, mid);
   bae = JCALL2(GetByteArrayElements, jenv, ba, 0);
   sz = JCALL1(GetArrayLength, jenv, ba);
-  $1 = &temp;
+  $result = &temp;
   temp = 0;
   for(i=0; i<sz; i++) {
     temp = (temp << 8) | ($*1_ltype)(unsigned char)bae[i];
@@ -563,7 +563,7 @@
      SWIG_JavaThrowException(jenv, SWIG_JavaNullPointerException, "Unexpected null return for type $1_type");
      return $null;
    }
-   $1 = *argp; %}
+   $result = *argp; %}
 
 %typemap(out) SWIGTYPE 
 #ifdef __cplusplus
@@ -595,7 +595,7 @@
 %{ *($&1_ltype)&$result = $1; %} 
 
 %typemap(directorout, warning=SWIGWARN_TYPEMAP_DIRECTOROUT_PTR_MSG) SWIGTYPE *, SWIGTYPE (CLASS::*)
-%{ $1 = *($&1_ltype)&$input; %}
+%{ $result = *($&1_ltype)&$input; %}
 %typemap(directorin,descriptor="L$packagepath/$javaclassname;") SWIGTYPE *, SWIGTYPE (CLASS::*)
 %{ *(($&1_ltype)&$input) = ($1_ltype) $1; %}
 
@@ -604,7 +604,7 @@
      SWIG_JavaThrowException(jenv, SWIG_JavaNullPointerException, "Unexpected null return for type $1_type");
      return $null;
    }
-   $1 = *($&1_ltype)&$input; %}
+   $result = *($&1_ltype)&$input; %}
 %typemap(directorin,descriptor="L$packagepath/$javaclassname;") SWIGTYPE &
 %{ *($&1_ltype)&$input = ($1_ltype) &$1; %}
 
@@ -628,8 +628,8 @@
 %typemap(directorout, noblock=1) char[ANY], char[] {
   $1 = 0;
   if ($input) {
-    $1 = ($1_ltype)JCALL2(GetStringUTFChars, jenv, $input, 0);
-    if (!$1) return $null;
+    $result = ($1_ltype)JCALL2(GetStringUTFChars, jenv, $input, 0);
+    if (!$result) return $null;
   }
 }
 
@@ -688,7 +688,7 @@
              jfloatArray,
              jdoubleArray,
              jobjectArray
-%{ $1 = $input; %}
+%{ $result = $input; %}
 
 %typemap(out) jboolean,
               jchar,
diff --git a/Lib/java/std_string.i b/Lib/java/std_string.i
index d1f1ad700..83f67b29c 100644
--- a/Lib/java/std_string.i
+++ b/Lib/java/std_string.i
@@ -46,7 +46,7 @@ class string;
    } 
    const char *$1_pstr = (const char *)jenv->GetStringUTFChars($input, 0); 
    if (!$1_pstr) return $null;
-   $1 =  std::string($1_pstr);
+   $result =  std::string($1_pstr);
    jenv->ReleaseStringUTFChars($input, $1_pstr); %}
 
 %typemap(directorin,descriptor="Ljava/lang/String;") string 
@@ -94,7 +94,7 @@ class string;
    if (!$1_pstr) return $null;
    /* possible thread/reentrant code problem */
    static std::string $1_str($1_pstr);
-   $1 = &$1_str;
+   $result = &$1_str;
    jenv->ReleaseStringUTFChars($input, $1_pstr); %}
 
 %typemap(directorin,descriptor="Ljava/lang/String;") const string &
diff --git a/Lib/java/std_wstring.i b/Lib/java/std_wstring.i
index 0e0d664dc..d38a62c29 100644
--- a/Lib/java/std_wstring.i
+++ b/Lib/java/std_wstring.i
@@ -60,7 +60,7 @@ class wstring;
     for (jsize i = 0; i < $1_len; ++i) {
       conv_buf[i] = $1_pstr[i];
     }
-    $1 = std::wstring(conv_buf, $1_len);
+    $result = std::wstring(conv_buf, $1_len);
     delete [] conv_buf;
   }
   jenv->ReleaseStringChars($input, $1_pstr);
@@ -136,7 +136,7 @@ class wstring;
     $1_str = std::wstring(conv_buf, $1_len);
     delete [] conv_buf;
   }
-  $1 = &$1_str;
+  $result = &$1_str;
   jenv->ReleaseStringChars($input, $1_pstr); %}
 
 %typemap(directorin,descriptor="Ljava/lang/String;") const wstring & {
diff --git a/Lib/java/typemaps.i b/Lib/java/typemaps.i
index 2b5f49c97..497cd64f7 100644
--- a/Lib/java/typemaps.i
+++ b/Lib/java/typemaps.i
@@ -75,7 +75,7 @@ There are no char *INPUT typemaps, however you can apply the signed char * typem
 %typemap(freearg) TYPE *INPUT, TYPE &INPUT ""
 
 %typemap(directorout) TYPE *INPUT, TYPE &INPUT
-%{ $1 = ($1_ltype)&$input; %}
+%{ $result = ($1_ltype)&$input; %}
 
 %typemap(directorin,descriptor=JNIDESC) TYPE &INPUT
 %{ *(($&1_ltype) $input) = (JNITYPE *) &$1; %}
@@ -359,7 +359,6 @@ There are no char *INOUT typemaps, however you can apply the signed char * typem
 { JCALL3(Release##JAVATYPE##ArrayElements, jenv, $input, (JNITYPE *)$1, 0); }
 
 %typemap(directorout,warning="Need to provide TYPE *INOUT directorout typemap") TYPE *INOUT, TYPE &INOUT {
-
 }
 
 %typemap(directorin,descriptor=JNIDESC) TYPE &INOUT