Add API: set-wrappid-path.

[wrappi.git] / APIs / error.api

diff --git a/APIs/error.api b/APIs/error.api
index 0ec07c2..2dd8652 100644 (file)
--- a/APIs/error.api
+++ b/APIs/error.api
@@ -1,11 +1,66 @@
+(* wrappi -*- tuareg -*-
+ * Copyright (C) 2011-2012 Red Hat Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *)
+
 entry_point local
 bool error ()
 <<
-  return w->error_flag;
+  return w->internal.error != NULL;
 >>
 
 entry_point local
 void clear_error ()
 <<
-  w->error_flag = 0;
->>
\ No newline at end of file
+  free (w->internal.error);
+  w->internal.error = NULL;
+  w->internal.errnum = 0;
+  w->internal.error_func = NULL;
+>>
+
+entry_point local
+static_string get_error ()
+<<
+  if (!w->internal.error) {
+    set_error ("no error on handle: do not call this function unless 'wrap_error' returns true");
+    return NULL;
+  }
+  return w->internal.error;
+>>
+
+entry_point local
+int get_errno ()
+<<
+  if (!w->internal.error) {
+    set_error ("no error on handle: do not call this function unless 'wrap_error' returns true");
+    return -1;
+  }
+  return w->internal.errnum;
+>>
+
+entry_point local
+static_string get_error_func ()
+<<
+  if (!w->internal.error) {
+    set_error ("no error on handle: do not call this function unless 'wrap_error' returns true");
+    return NULL;
+  }
+  return w->internal.error_func;
+>>
+
+(*
+event error ???
+*)