Javascript examples.

7 files changed, 257 insertions, 0 deletions

diff --git a/Examples/javascript/variables/Makefile b/Examples/javascript/variables/Makefile
new file mode 100755
index 000000000..99a9e9e86
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+++ b/Examples/javascript/variables/Makefile
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+TOP = ../..
+SWIG = $(TOP)/../preinst-swig
+CXXSRCS    = example.cxx
+JS_SCRIPT = runme.js
+TARGET = example
+INTERFACE = example.i
+
+wrapper::
+	$(MAKE) -f $(TOP)/Makefile CXXSRCS='$(CXXSRCS)' SWIG='$(SWIG)' \
+	SWIGOPT='$(SWIGOPT)' TARGET='$(TARGET)' INTERFACE='$(INTERFACE)' javascript_wrapper_cpp
+
+build:: wrapper
+	$(MAKE) -f $(TOP)/Makefile CXXSRCS='$(CXXSRCS)' SWIG='$(SWIG)' \
+	SWIGOPT='$(SWIGOPT)' TARGET='$(TARGET)' INTERFACE='$(INTERFACE)' javascript_build
+
+clean::
+	$(MAKE) -f $(TOP)/Makefile javascript_clean
+
+check:: build
+	$(MAKE) -f $(TOP)/Makefile JSCXXSRCS='$(JSCXXSRCS)' TARGET='$(TARGET)' \
+		TOP='$(TOP)' JS_SCRIPT='$(JS_SCRIPT)' javascript_run
diff --git a/Examples/javascript/variables/binding.gyp b/Examples/javascript/variables/binding.gyp
new file mode 100644
index 000000000..54eebfaa0
--- /dev/null
+++ b/Examples/javascript/variables/binding.gyp
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+{
+  "targets": [
+    {
+      "target_name": "example",
+      "sources": [ "example.cxx", "example_wrap.cxx" ]
+    }
+  ]
+}
diff --git a/Examples/javascript/variables/example.cxx b/Examples/javascript/variables/example.cxx
new file mode 100755
index 000000000..3ad4c2323
--- /dev/null
+++ b/Examples/javascript/variables/example.cxx
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+/* File : example.c */
+
+/* I'm a file containing some C global variables */
+
+/* Deal with Microsoft's attempt at deprecating C standard runtime functions */
+#if !defined(SWIG_NO_CRT_SECURE_NO_DEPRECATE) && defined(_MSC_VER)
+# define _CRT_SECURE_NO_DEPRECATE
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "example.h"
+
+int              ivar = 0;                    
+short            svar = 0;
+long             lvar = 0;
+unsigned int     uivar = 0;
+unsigned short   usvar = 0;
+unsigned long    ulvar = 0;
+signed char      scvar = 0;
+unsigned char    ucvar = 0;
+char             cvar = 0;
+float            fvar = 0;
+double           dvar = 0;
+char            *strvar = 0;
+#ifdef __cplusplus // Note: for v8 this must be linkable with g++, without extern cstrvar is mangled
+extern const char cstrvar[] = "Goodbye";
+#else
+const char cstrvar[] = "Goodbye";
+#endif
+const 
+int             *iptrvar = 0;
+char             name[256] = "Dave";
+char             path[256] = "/home/beazley";
+
+
+/* Global variables involving a structure */
+Point           *ptptr = 0;
+Point            pt = { 10, 20 };
+
+/* A variable that we will make read-only in the interface */
+int              status = 1;
+
+/* A debugging function to print out their values */
+
+void print_vars() {
+  printf("ivar      = %d\n", ivar);
+  printf("svar      = %d\n", svar);
+  printf("lvar      = %ld\n", lvar);
+  printf("uivar     = %u\n", uivar);
+  printf("usvar     = %u\n", usvar);
+  printf("ulvar     = %lu\n", ulvar);
+  printf("scvar     = %d\n", scvar);
+  printf("ucvar     = %u\n", ucvar);
+  printf("fvar      = %g\n", fvar);
+  printf("dvar      = %g\n", dvar);
+  printf("cvar      = %c\n", cvar);
+  printf("strvar    = %s\n", strvar ? strvar : "(null)");
+  printf("cstrvar   = %s\n", cstrvar ? cstrvar : "(null)");
+  printf("iptrvar   = %p\n", iptrvar);
+  printf("name      = %s\n", name);
+  printf("ptptr     = %p (%d, %d)\n", ptptr, ptptr ? ptptr->x : 0, ptptr ? ptptr->y : 0);
+  printf("pt        = (%d, %d)\n", pt.x, pt.y);
+  printf("status    = %d\n", status);
+}
+
+/* A function to create an integer (to test iptrvar) */
+
+int *new_int(int value) {
+  int *ip = (int *) malloc(sizeof(int));
+  *ip = value;
+  return ip;
+}
+
+/* A function to create a point */
+
+Point *new_Point(int x, int y) {
+  Point *p = (Point *) malloc(sizeof(Point));
+  p->x = x;
+  p->y = y;
+  return p;
+}
+
+char * Point_print(Point *p) {
+  static char buffer[256];
+  if (p) {
+    sprintf(buffer,"(%d,%d)", p->x,p->y);
+  } else {
+    sprintf(buffer,"null");
+  }
+  return buffer;
+}
+
+void pt_print() {
+  printf("(%d, %d)\n", pt.x, pt.y);
+}
diff --git a/Examples/javascript/variables/example.h b/Examples/javascript/variables/example.h
new file mode 100755
index 000000000..0f7e89594
--- /dev/null
+++ b/Examples/javascript/variables/example.h
@@ -0,0 +1,6 @@
+/* File: example.h */
+
+typedef struct {
+  int x,y;
+} Point;
+
diff --git a/Examples/javascript/variables/example.i b/Examples/javascript/variables/example.i
new file mode 100755
index 000000000..591b871ed
--- /dev/null
+++ b/Examples/javascript/variables/example.i
@@ -0,0 +1,49 @@
+/* File : example.i */
+%module example
+%{
+#include "example.h"
+%}
+
+/* Some global variable declarations */
+%inline %{
+extern int              ivar;
+extern short            svar;
+extern long             lvar;
+extern unsigned int     uivar;
+extern unsigned short   usvar;
+extern unsigned long    ulvar;
+extern signed char      scvar;
+extern unsigned char    ucvar;
+extern char             cvar;
+extern float            fvar;
+extern double           dvar;
+extern char            *strvar;
+extern const char       cstrvar[];
+extern int             *iptrvar;
+extern char             name[256];
+
+extern Point           *ptptr;
+extern Point            pt;
+%}
+
+
+/* Some read-only variables */
+
+%immutable;
+
+%inline %{
+extern int  status;
+extern char path[256];
+%}
+
+%mutable;
+
+/* Some helper functions to make it easier to test */
+%inline %{
+extern void  print_vars();
+extern int  *new_int(int value);
+extern Point *new_Point(int x, int y);
+extern char  *Point_print(Point *p);
+extern void  pt_print();
+%}
+
diff --git a/Examples/javascript/variables/runme.js b/Examples/javascript/variables/runme.js
new file mode 100755
index 000000000..22d208480
--- /dev/null
+++ b/Examples/javascript/variables/runme.js
@@ -0,0 +1,68 @@
+var example = require("./build/Release/example");
+
+// Try to set the values of some global variables
+example.ivar   =  42;
+example.svar   = -31000;
+example.lvar   =  65537;
+example.uivar  =  123456;
+example.usvar  =  61000;
+example.ulvar  =  654321;
+example.scvar  =  -13;
+example.ucvar  =  251;
+example.cvar   =  "S";
+example.fvar   =  3.14159;
+example.dvar   =  2.1828;
+example.strvar =  "Hello World";
+example.iptrvar= example.new_int(37);
+example.ptptr  = example.new_Point(37,42);
+example.name   = "Bill";
+
+// Now console.log out the values of the variables
+console.log("Variables (values console.loged from Python)" + "\n");
+console.log("ivar      = " + example.ivar  + "\n");
+console.log("svar      = " + example.svar  + "\n");
+console.log("lvar      = " + example.lvar  + "\n");
+console.log("uivar     = " + example.uivar + "\n");
+console.log("usvar     = " + example.usvar + "\n");
+console.log("ulvar     = " + example.ulvar + "\n");
+console.log("scvar     = " + example.scvar + "\n");
+console.log("ucvar     = " + example.ucvar + "\n");
+console.log("fvar      = " + example.fvar  + "\n");
+console.log("dvar      = " + example.dvar  + "\n");
+console.log("cvar      = " + example.cvar  + "\n");
+console.log("strvar    = " + example.strvar+ "\n");
+console.log("cstrvar   = " + example.cstrvar+ "\n");
+console.log("iptrvar   = " + example.iptrvar+ "\n");
+console.log("name      = " + example.name + "\n");
+console.log("ptptr     = " + example.ptptr + ": " + example.Point_print(example.ptptr) + "\n");
+console.log("pt        = " + example.pt + ": " + example.Point_print(example.pt) + "\n");
+
+
+console.log("\nVariables (values console.loged from C)");
+
+example.print_vars();
+
+console.log("\nNow I'm going to try and modify some read only variables");
+
+console.log("Tring to set 'path'");
+try{
+    example.path = "Whoa!";
+    console.log("Hey, what's going on?!?! This shouldn't work");
+}
+catch(e){
+    console.log("Good.");
+}
+
+console.log("Trying to set 'status'");
+try{
+    example.status = 0;
+    console.log("Hey, what's going on?!?! This shouldn't work");
+} catch(e){
+    console.log("Good.");
+}
+
+console.log("\nI'm going to try and update a structure variable.\n");
+example.pt = example.ptptr;
+console.log("The new value is: ");
+example.pt_print();
+console.log("You should see the value: " + example.Point_print(example.ptptr));
diff --git a/Examples/javascript/variables/swig_gdb.log b/Examples/javascript/variables/swig_gdb.log
new file mode 100644
index 000000000..2fe437110
--- /dev/null
+++ b/Examples/javascript/variables/swig_gdb.log
@@ -0,0 +1,9 @@
+Loaded swig printers
+SwigStringPrinter: Could not convert const char* to string
+SwigStringPrinter: Could not convert const char* to string
+SwigStringPrinter: Could not convert const char* to string
+SwigStringPrinter: Could not convert const char* to string
+SwigStringPrinter: Could not convert const char* to string
+SwigStringPrinter: Could not convert const char* to string
+SwigStringPrinter: Could not convert const char* to string
+SwigStringPrinter: Could not convert const char* to string