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2026-09-01 06:59:20 +00:00 · 2020-04-22 12:56:21 -04:00
commit 3bf9df6b27
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+/* -----------------------------------------------------------------------------
+ * See the LICENSE file for information on copyright, usage and redistribution
+ * of SWIG, and the README file for authors - http://www.swig.org/release.html.
+ *
+ * std_string.i
+ *
+ * SWIG typemaps for std::string
+ * ----------------------------------------------------------------------------- */
+
+// ------------------------------------------------------------------------
+// std::string is typemapped by value
+// This can prevent exporting methods which return a string
+// in order for the user to modify it.
+// However, I think I'll wait until someone asks for it...
+// ------------------------------------------------------------------------
+
+%include <exception.i>
+
+%{
+#include <string>
+%}
+
+namespace std {
+
+    %naturalvar string;
+
+    class string;
+
+    %typemap(typecheck) string = char *;
+    %typemap(typecheck) const string & = char *;
+
+    %typemap(in) string (char* tempptr) {
+        if (gh_string_p($input)) {
+            tempptr = SWIG_scm2str($input);
+            $1.assign(tempptr);
+            if (tempptr) SWIG_free(tempptr);
+        } else {
+            SWIG_exception(SWIG_TypeError, "string expected");
+        }
+    }
+
+    %typemap(in) const string & (std::string temp,
+                                 char* tempptr) {
+        if (gh_string_p($input)) {
+            tempptr = SWIG_scm2str($input);
+            temp.assign(tempptr);
+            if (tempptr) SWIG_free(tempptr);
+            $1 = &temp;
+        } else {
+            SWIG_exception(SWIG_TypeError, "string expected");
+        }
+    }
+
+    %typemap(in) string * (char* tempptr) {
+        if (gh_string_p($input)) {
+            tempptr = SWIG_scm2str($input);
+            $1 = new std::string(tempptr);
+            if (tempptr) SWIG_free(tempptr);
+        } else {
+            SWIG_exception(SWIG_TypeError, "string expected");
+        }
+    }
+
+    %typemap(out) string {
+        $result = gh_str02scm($1.c_str());
+    }
+
+    %typemap(out) const string & {
+        $result = gh_str02scm($1->c_str());
+    }
+
+    %typemap(out) string * {
+        $result = gh_str02scm($1->c_str());
+    }
+
+    %typemap(varin) string {
+        if (gh_string_p($input)) {
+	    char *tempptr = SWIG_scm2str($input);
+            $1.assign(tempptr);
+            if (tempptr) SWIG_free(tempptr);
+        } else {
+            SWIG_exception(SWIG_TypeError, "string expected");
+        }
+    }
+
+    %typemap(varout) string {
+        $result = gh_str02scm($1.c_str());
+    }
+
+}