Import guile-1.8 as multiple upstream tarball component

[lilypond.git] / guile18 / libguile / dynwind.h

diff --git a/guile18/libguile/dynwind.h b/guile18/libguile/dynwind.h
new file mode 100644 (file)
index 0000000..9e5390b
--- /dev/null
+++ b/guile18/libguile/dynwind.h
@@ -0,0 +1,78 @@
+/* classes: h_files */
+
+#ifndef SCM_DYNWIND_H
+#define SCM_DYNWIND_H
+
+/* Copyright (C) 1995,1996,1998,1999,2000,2003,2004, 2006 Free Software Foundation, 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 2.1 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
+ */
+
+\f
+
+#include "libguile/__scm.h"
+
+\f
+
+typedef void (*scm_t_guard) (void *);
+typedef SCM (*scm_t_inner) (void *);
+
+SCM_API SCM scm_dynamic_wind (SCM thunk1, SCM thunk2, SCM thunk3);
+SCM_API SCM scm_internal_dynamic_wind (scm_t_guard before,
+                                      scm_t_inner inner,
+                                      scm_t_guard after,
+                                      void *inner_data,
+                                      void *guard_data);
+SCM_API void scm_dowinds (SCM to, long delta);
+SCM_API void scm_i_dowinds (SCM to, long delta,
+                           void (*turn_func) (void *), void *data);
+SCM_API void scm_init_dynwind (void);
+
+SCM_API void scm_swap_bindings (SCM vars, SCM vals);
+
+typedef enum {
+  SCM_F_DYNWIND_REWINDABLE = (1 << 0)
+} scm_t_dynwind_flags;
+
+typedef enum {
+  SCM_F_WIND_EXPLICITLY = (1 << 0)
+} scm_t_wind_flags;
+
+SCM_API void scm_dynwind_begin (scm_t_dynwind_flags);
+SCM_API void scm_dynwind_end (void);
+
+SCM_API void scm_dynwind_unwind_handler (void (*func) (void *), void *data,
+                                        scm_t_wind_flags);
+SCM_API void scm_dynwind_rewind_handler (void (*func) (void *), void *data,
+                                        scm_t_wind_flags);
+
+SCM_API void scm_dynwind_unwind_handler_with_scm (void (*func) (SCM), SCM data,
+                                                 scm_t_wind_flags);
+SCM_API void scm_dynwind_rewind_handler_with_scm (void (*func) (SCM), SCM data,
+                                                 scm_t_wind_flags);
+
+SCM_API void scm_dynwind_free (void *mem);
+
+#ifdef GUILE_DEBUG
+SCM_API SCM scm_wind_chain (void);
+#endif /*GUILE_DEBUG*/
+
+#endif  /* SCM_DYNWIND_H */
+
+/*
+  Local Variables:
+  c-file-style: "gnu"
+  End:
+*/