-/* classes: h_files */
-
-#ifndef SCM_GSUBR_H
-#define SCM_GSUBR_H
-
-/* Copyright (C) 1995,1996,1998,2000,2001 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.
- *
- * This exception does not however invalidate any other reasons why
- * the executable file might be covered by the GNU General Public License.
- *
- * 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.
- *
- * 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. */
-
-\f
-
-#include "libguile/__scm.h"
-
-\f
-
-#define SCM_GSUBR_MAKTYPE(req, opt, rst) ((req)|((opt)<<4)|((rst)<<8))
-#define SCM_GSUBR_REQ(x) ((long)(x)&0xf)
-#define SCM_GSUBR_OPT(x) (((long)(x)&0xf0)>>4)
-#define SCM_GSUBR_REST(x) ((long)(x)>>8)
-
-#define SCM_GSUBR_MAX 10
-#define SCM_GSUBR_TYPE(cclo) (SCM_CCLO_REF ((cclo), 1))
-#define SCM_SET_GSUBR_TYPE(cclo, type) (SCM_CCLO_SET ((cclo), 1, (type)))
-#define SCM_GSUBR_PROC(cclo) (SCM_CCLO_REF ((cclo), 2))
-#define SCM_SET_GSUBR_PROC(cclo, proc) (SCM_CCLO_SET ((cclo), 2, (proc)))
-
-SCM_API SCM scm_f_gsubr_apply;
-
-SCM_API SCM scm_c_make_gsubr (const char *name,
- int req, int opt, int rst, SCM (*fcn) ());
-SCM_API SCM scm_c_make_gsubr_with_generic (const char *name,
- int req, int opt, int rst,
- SCM (*fcn) (), SCM *gf);
-SCM_API SCM scm_c_define_gsubr (const char *name,
- int req, int opt, int rst, SCM (*fcn) ());
-SCM_API SCM scm_c_define_gsubr_with_generic (const char *name,
- int req, int opt, int rst,
- SCM (*fcn) (), SCM *gf);
-
-SCM_API SCM scm_gsubr_apply (SCM args);
-SCM_API void scm_init_gsubr (void);
-
-#endif /* SCM_GSUBR_H */
-
-/*
- Local Variables:
- c-file-style: "gnu"
- End:
-*/
+/* classes: h_files */
+
+#ifndef SCM_GSUBR_H
+#define SCM_GSUBR_H
+
+/* Copyright (C) 1995, 1996, 1998, 2000, 2001, 2006, 2008, 2009,
+ * 2010, 2011, 2013 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 3 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
+
+
+/* Subrs
+ */
+
+/* Max number of args to the C procedure backing a gsubr */
+#define SCM_GSUBR_MAX 10
+
+#define SCM_PRIMITIVE_P(x) (SCM_PROGRAM_P (x) && SCM_PROGRAM_IS_PRIMITIVE (x))
+
+#define SCM_PRIMITIVE_GENERIC_P(x) (SCM_PROGRAM_P (x) && SCM_PROGRAM_IS_PRIMITIVE_GENERIC (x))
+
+#define SCM_SUBRF(x) \
+ ((SCM (*) (void)) \
+ SCM_POINTER_VALUE (SCM_PROGRAM_FREE_VARIABLE_REF (x, 0)))
+
+#define SCM_SUBR_NAME(x) (SCM_PROGRAM_FREE_VARIABLE_REF (x, 1))
+
+#define SCM_SUBR_GENERIC(x) \
+ ((SCM *) SCM_POINTER_VALUE (SCM_PROGRAM_FREE_VARIABLE_REF (x, 2)))
+
+#define SCM_SET_SUBR_GENERIC(x, g) \
+ (*SCM_SUBR_GENERIC (x) = (g))
+
+\f
+
+SCM_INTERNAL int scm_i_primitive_arity (SCM subr, int *req, int *opt, int *rest);
+SCM_INTERNAL scm_t_uintptr scm_i_primitive_call_ip (SCM subr);
+
+SCM_API SCM scm_c_make_gsubr (const char *name,
+ int req, int opt, int rst, scm_t_subr fcn);
+SCM_API SCM scm_c_make_gsubr_with_generic (const char *name,
+ int req, int opt, int rst,
+ scm_t_subr fcn, SCM *gf);
+SCM_API SCM scm_c_define_gsubr (const char *name,
+ int req, int opt, int rst, scm_t_subr fcn);
+SCM_API SCM scm_c_define_gsubr_with_generic (const char *name,
+ int req, int opt, int rst,
+ scm_t_subr fcn, SCM *gf);
+
+SCM_INTERNAL void scm_init_gsubr (void);
+
+#endif /* SCM_GSUBR_H */
+
+/*
+ Local Variables:
+ c-file-style: "gnu"
+ End:
+*/
HCoop / bpt / guile.git / blobdiff