/* classes: h_files */
-#ifndef FLUIDSH
-#define FLUIDSH
-
-/* Copyright (C) 1996 Free Software Foundation, Inc.
- *
- * 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 2, 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 software; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307 USA
- *
- * As a special exception, the Free Software Foundation gives permission
- * for additional uses of the text contained in its release of GUILE.
- *
- * The exception is that, if you link the GUILE library with other files
- * to produce an executable, this does not by itself cause the
- * resulting executable to be covered by the GNU General Public License.
- * Your use of that executable is in no way restricted on account of
- * linking the GUILE library code into it.
+#ifndef SCM_FLUIDS_H
+#define SCM_FLUIDS_H
+
+/* Copyright (C) 1996,2000,2001 Free Software Foundation, Inc.
*
- * This exception does not however invalidate any other reasons why
- * the executable file might be covered by the GNU General Public License.
+ * 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 exception applies only to the code released by the
- * Free Software Foundation under the name GUILE. If you copy
- * code from other Free Software Foundation releases into a copy of
- * GUILE, as the General Public License permits, the exception does
- * not apply to the code that you add in this way. To avoid misleading
- * anyone as to the status of such modified files, you must delete
- * this exception notice from them.
+ * 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.
*
- * If you write modifications of your own for GUILE, it is your choice
- * whether to permit this exception to apply to your modifications.
- * If you do not wish that, delete this exception notice. */
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
-/* Software engineering face-lift by Greg J. Badros, 11-Dec-1999,
- gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */
+\f
#include "libguile/__scm.h"
#include "libguile/root.h"
implement a more lightweight version of fluids on top of this basic
mechanism. */
-extern long scm_tc16_fluid;
+SCM_API scm_t_bits scm_tc16_fluid;
-#define SCM_FLUIDP(x) (SCM_NIMP(x) && (SCM_CAR(x) == scm_tc16_fluid))
-#define SCM_FLUID_NUM(x) SCM_CDR(x)
+#define SCM_FLUIDP(x) (!SCM_IMP (x) && (SCM_CELL_TYPE (x) == scm_tc16_fluid))
+#define SCM_FLUID_NUM(x) (SCM_CELL_WORD_1 (x))
/* The fastest way to acces/modify the value of a fluid. These macros
do no error checking at all. You should only use them when you know
#define SCM_FAST_FLUID_REF(n) (SCM_VELTS(scm_root->fluids)[n])
#define SCM_FAST_FLUID_SET_X(n, val) (SCM_VELTS(scm_root->fluids)[n] = val)
-SCM scm_make_fluid (void);
-SCM scm_fluid_p (SCM fl);
-SCM scm_fluid_ref (SCM fluid);
-SCM scm_fluid_set_x (SCM fluid, SCM value);
+SCM_API SCM scm_make_fluid (void);
+SCM_API SCM scm_fluid_p (SCM fl);
+SCM_API SCM scm_fluid_ref (SCM fluid);
+SCM_API SCM scm_fluid_set_x (SCM fluid, SCM value);
+
+SCM_API SCM scm_c_with_fluids (SCM fluids, SCM vals,
+ SCM (*cproc)(void *), void *cdata);
+SCM_API SCM scm_c_with_fluid (SCM fluid, SCM val,
+ SCM (*cproc)(void *), void *cdata);
+SCM_API SCM scm_with_fluids (SCM fluids, SCM vals, SCM thunk);
+SCM_API SCM scm_with_fluid (SCM fluid, SCM val, SCM thunk);
+
+SCM_API void scm_frame_fluid (SCM fluid, SCM value);
-SCM scm_internal_with_fluids (SCM fluids, SCM vals,
- SCM (*cproc)(void *), void *cdata);
-SCM scm_with_fluids (SCM fluids, SCM vals, SCM thunk);
+SCM_API SCM scm_i_make_initial_fluids (void);
+SCM_API void scm_i_copy_fluids (scm_root_state *);
-SCM scm_make_initial_fluids (void);
-void scm_copy_fluids (scm_root_state *);
-void scm_swap_fluids (SCM fluids, SCM vals);
-void scm_swap_fluids_reverse (SCM fluids, SCM vals);
+SCM_API void scm_init_fluids (void);
-void scm_init_fluids (void);
+#endif /* SCM_FLUIDS_H */
-#endif /* !FLUIDSH */
+/*
+ Local Variables:
+ c-file-style: "gnu"
+ End:
+*/