Add minimalistic python scripting support.

For the initial python scripting support, there's only one function
exposed to get the list of the names of the windows.

2 files changed, 114 insertions, 0 deletions

diff --git a/src/python.c b/src/python.c
new file mode 100644
index 0000000..3cd58fe
--- /dev/null
+++ b/src/python.c
@@ -0,0 +1,110 @@
+/* Python scripting support
+ *
+ * Copyright (c) 2009 Sadrul Habib Chowdhury (sadrul@users.sf.net)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program (see the file COPYING); if not, write to the
+ * Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
+ *
+ ****************************************************************
+ */
+#include <sys/types.h>
+
+#include "config.h"
+#include "screen.h"
+#include "script.h"
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "extern.h"
+#include "logfile.h"
+
+#include <Python.h>
+
+extern struct win *windows;
+
+static PyObject *
+screen_windows(PyObject *self)
+{
+  struct win *w = windows;
+  int count = 0;
+  for (; w; w = w->w_next)
+    ++count;
+  PyObject *tuple = PyTuple_New(count);
+
+  for (w = windows, count = 0; w; w = w->w_next, ++count)
+    {
+      PyObject *name = PyString_FromString(w->w_title);
+      PyTuple_SetItem(tuple, count, name);
+    }
+
+  return tuple;
+}
+
+const PyMethodDef py_methods[] = {
+  {"windows", (PyCFunction)screen_windows, METH_NOARGS, NULL},
+  {NULL, NULL, 0, NULL}
+};
+
+static int
+SPyInit(void)
+{
+  Py_Initialize();
+  Py_InitModule3 ("screen", py_methods, NULL);
+  return 0;
+}
+
+static int
+SPyFinit(void)
+{
+  Py_Finalize();
+  return 0;
+}
+
+static int
+SPySource(const char *file, int async)
+{
+  FILE *f = fopen(file, "rb");
+  int ret = PyRun_SimpleFile(f, file);
+  fclose(f);
+
+  if (ret == 0)
+      return 1; /* Success */
+
+  if (PyErr_Occurred())
+    {
+      PyErr_Print();
+      return 0;
+    }
+
+  return 1;
+}
+
+struct binding py_binding =
+{
+  "python",
+  0,
+  0,
+  SPyInit,
+  SPyFinit,
+  0,
+  SPySource,
+  0,
+  0
+};
+
diff --git a/src/script.c b/src/script.c
index 2b09a9c..9e2fd39 100644
--- a/src/script.c
+++ b/src/script.c
@@ -42,11 +42,15 @@ register_binding (struct binding *new_binding)
 extern struct binding lua_binding;
 #endif
 
+extern struct binding py_binding;
+
 void LoadBindings(void)
 {
 #ifdef LUA_BINDING
   register_binding(&lua_binding);
 #endif
+
+  register_binding(&py_binding);
 }
 
 void