char *& typemaps added

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@10295 626c5289-ae23-0410-ae9c-e8d60b6d4f22

CHANGES.current

@@ -1,6 +1,12 @@
 Version 1.3.35 (in progress)
 ============================
 
+03/04/2008: wsfulton
+            [Java, C#] Add char *& typemaps.
+
+03/04/2008: wsfulton
+            Fix occasional seg fault when attempting to report overloaded methods as being ignored.
+
 02/29/2008: wsfulton
             [Perl] Fix #1904537 Swig causes a Perl warning "x used only once" in Perl 5.10
             reported by Ari Jolma

Examples/test-suite/char_strings.i

@@ -137,3 +137,22 @@ const char global_const_char_array2[sizeof(CPLUSPLUS_MSG)+1] = CPLUSPLUS_MSG;
 
 
 }
+
+
+%inline %{
+
+// char *& tests
+const char *&GetConstCharPointerRef() {
+  static const char str[] = CPLUSPLUS_MSG;
+  static const char *ptr = str;
+  return ptr;
+}
+
+bool SetConstCharPointerRef(const char *&str, unsigned int number) {
+  static char static_str[] = CPLUSPLUS_MSG;
+  strcpy(static_str, str);
+  return check(static_str, number);
+}
+
+%}
+

Examples/test-suite/csharp/char_strings_runme.cs

@@ -117,6 +117,18 @@ public class char_strings_runme {
       if (char_strings.global_const_char_array2 != CPLUSPLUS_MSG)
         throw new Exception("Test variables 6 failed, iteration " + i);
     }
+
+    // char *& tests
+    for (i=0; i<count; i++) {
+      String str = char_strings.GetConstCharPointerRef();
+      if (str != CPLUSPLUS_MSG)
+        throw new Exception("Test char pointer ref get failed, iteration " + i);
+    }
+
+    for (i=0; i<count; i++) {
+      if (!char_strings.SetConstCharPointerRef(OTHERLAND_MSG + i, i))
+        throw new Exception("Test char pointer ref set failed, iteration " + i);
+    }
   }
 }
 

Examples/test-suite/java/char_strings_runme.java

@@ -124,6 +124,18 @@ public class char_strings_runme {
       if (!char_strings.getGlobal_const_char_array2().equals(CPLUSPLUS_MSG))
         throw new RuntimeException("Test variables 6 failed, iteration " + i);
     }
+
+    // char *& tests
+    for (i=0; i<count; i++) {
+      String str = char_strings.GetConstCharPointerRef();
+      if (!str.equals(CPLUSPLUS_MSG))
+        throw new RuntimeException("Test char pointer ref get failed, iteration " + i);
+    }
+
+    for (i=0; i<count; i++) {
+      if (!char_strings.SetConstCharPointerRef(OTHERLAND_MSG + i, i))
+        throw new RuntimeException("Test char pointer ref set failed, iteration " + i);
+    }
   }
 }
 

Lib/csharp/csharp.swg

@@ -107,9 +107,9 @@ SWIGINTERN const char * SWIG_UnpackData(const char *c, void *ptr, size_t sz) {
 %typemap(cstype) double,             const double &             "double"
 %typemap(cstype) void                                           "void"
 
-%typemap(ctype) char *, char[ANY], char[]   "char *"
+%typemap(ctype) char *, char *&, char[ANY], char[]   "char *"
-%typemap(imtype) char *, char[ANY], char[]   "string"
+%typemap(imtype) char *, char *&, char[ANY], char[]   "string"
-%typemap(cstype) char *, char[ANY], char[]   "string"
+%typemap(cstype) char *, char *&, char[ANY], char[]   "string"
 
 /* Non primitive types */
 %typemap(ctype) SWIGTYPE "void *"
@@ -243,6 +243,13 @@ SWIGINTERN const char * SWIG_UnpackData(const char *c, void *ptr, size_t sz) {
 %typemap(csdirectorin) char * "$iminput"
 %typemap(csdirectorout) char * "$cscall"
 
+/* char *& - treat as String */
+%typemap(in) char *& ($*1_ltype temp = 0) %{ 
+  temp = ($*1_ltype)$input;
+  $1 = &temp;
+%}
+%typemap(out) char *& %{ if ($1) $result = SWIG_csharp_string_callback((const char *)*$1); %}
+
 %typemap(out, null="") void ""
 %typemap(csdirectorin) void "$iminput"
 %typemap(csdirectorout) void "$cscall"
@@ -508,6 +515,7 @@ SWIGINTERN const char * SWIG_UnpackData(const char *c, void *ptr, size_t sz) {
 
 %typecheck(SWIG_TYPECHECK_STRING)
     char *,
+    char *&,
     char[ANY],
     char[]
     ""
@@ -562,7 +570,7 @@ SWIGINTERN const char * SWIG_UnpackData(const char *c, void *ptr, size_t sz) {
                  float,              const float &,
                  double,             const double &
     "$csinput"
-%typemap(csin) char *, char[ANY], char[] "$csinput"
+%typemap(csin) char *, char *&, char[ANY], char[] "$csinput"
 %typemap(csin) SWIGTYPE "$&csclassname.getCPtr($csinput)"
 %typemap(csin) SWIGTYPE *, SWIGTYPE &, SWIGTYPE [] "$csclassname.getCPtr($csinput)"
 %typemap(csin) SWIGTYPE (CLASS::*) "$csclassname.getCMemberPtr($csinput)"
@@ -632,7 +640,7 @@ SWIGINTERN const char * SWIG_UnpackData(const char *c, void *ptr, size_t sz) {
     double ret = $imcall;$excode
     return ret;
   }
-%typemap(csout, excode=SWIGEXCODE) char *, char[ANY], char[] {
+%typemap(csout, excode=SWIGEXCODE) char *, char *&, char[ANY], char[] {
     string ret = $imcall;$excode
     return ret;
   }
@@ -665,7 +673,7 @@ SWIGINTERN const char * SWIG_UnpackData(const char *c, void *ptr, size_t sz) {
       $imcall;$excode
     } %}
 
-%typemap(csvarin, excode=SWIGEXCODE2) char *, char[ANY], char[] %{
+%typemap(csvarin, excode=SWIGEXCODE2) char *, char *&, char[ANY], char[] %{
     set {
       $imcall;$excode
     } %}
@@ -742,7 +750,7 @@ SWIGINTERN const char * SWIG_UnpackData(const char *c, void *ptr, size_t sz) {
     } %}
 
 
-%typemap(csvarout, excode=SWIGEXCODE2) char *, char[ANY], char[] %{
+%typemap(csvarout, excode=SWIGEXCODE2) char *, char *&, char[ANY], char[] %{
     get {
       string ret = $imcall;$excode
       return ret;

Lib/java/java.swg

@@ -63,9 +63,9 @@
 %typemap(jstype) double,             const double &             "double"
 %typemap(jstype) void                                           "void"
 
-%typemap(jni) char *, char[ANY], char[]               "jstring"
+%typemap(jni) char *, char *&, char[ANY], char[]               "jstring"
-%typemap(jtype) char *, char[ANY], char[]               "String"
+%typemap(jtype) char *, char *&, char[ANY], char[]               "String"
-%typemap(jstype) char *, char[ANY], char[]               "String"
+%typemap(jstype) char *, char *&, char[ANY], char[]               "String"
 
 /* JNI types */
 %typemap(jni) jboolean      "jboolean"
@@ -368,6 +368,18 @@
 %typemap(javadirectorin) char * "$jniinput"
 %typemap(javadirectorout) char * "$javacall"
 
+/* char *& - treat as String */
+%typemap(in, noblock=1) char *& ($*1_ltype temp = 0) {
+ $1 = 0;
+  if ($input) {
+    temp = ($*1_ltype)JCALL2(GetStringUTFChars, jenv, $input, 0);
+    if (!temp) return $null;
+  }
+  $1 = &temp;
+}
+%typemap(freearg, noblock=1) char *& { if ($1 && *$1) JCALL2(ReleaseStringUTFChars, jenv, $input, (const char *)*$1); }
+%typemap(out, noblock=1) char *& { if(*$1) $result = JCALL1(NewStringUTF, jenv, (const char *)*$1); }
+
 %typemap(out) void ""
 %typemap(javadirectorin) void "$jniinput"
 %typemap(javadirectorout) void "$javacall"
@@ -842,6 +854,7 @@
 %typecheck(SWIG_TYPECHECK_STRING) /* Java String */
     jstring,
     char *,
+    char *&,
     char[ANY],
     char []
     ""
@@ -933,7 +946,7 @@
                  float,              const float &,
                  double,             const double &
     "$javainput"
-%typemap(javain) char *, char[ANY], char[] "$javainput"
+%typemap(javain) char *, char *&, char[ANY], char[] "$javainput"
 %typemap(javain) jboolean,
                  jchar,
                  jbyte,
@@ -975,7 +988,7 @@
                   double,             const double & {
     return $jnicall;
   }
-%typemap(javaout) char *, char[ANY], char[] {
+%typemap(javaout) char *, char *&, char[ANY], char[] {
     return $jnicall;
   }
 %typemap(javaout) jboolean,