libguile/srcprop.h

   1 /* classes: h_files */
   2
   3 #ifndef SCM_SRCPROP_H
   4 #define SCM_SRCPROP_H
   5
   6 /* Copyright (C) 1995,1996,2000,2001, 2006, 2008, 2009 Free Software Foundation, Inc.
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public License
  10  * as published by the Free Software Foundation; either version 3 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  21  * 02110-1301 USA
  22  */
  23
  24 \f
  25
  26 #include "libguile/__scm.h"
  27
  28 \f
  29
  30 /* {The old whash table interface}
  31  * *fixme* This is a temporary solution until weak hash table access
  32  * has been optimized for speed (which is quite necessary, if they are
  33  * used for recording of source code positions...)
  34  */
  35
  36 #define scm_whash_handle SCM
  37
  38 #define scm_whash_get_handle(whash, key)        \
  39   scm_hashq_get_handle ((whash), (key))
  40 #define SCM_WHASHFOUNDP(h) (scm_is_true (h))
  41 #define SCM_WHASHREF(whash, handle) SCM_CDR (handle)
  42 #define SCM_WHASHSET(whash, handle, obj) SCM_SETCDR (handle, obj)
  43 #define scm_whash_create_handle(whash, key)                     \
  44   scm_hashq_create_handle_x ((whash), (key), SCM_UNSPECIFIED)
  45 #define scm_whash_lookup(whash, obj)            \
  46   scm_hashq_ref ((whash), (obj), SCM_BOOL_F)
  47 #define scm_whash_insert(whash, key, obj) \
  48 do { \
  49   register SCM w = (whash); \
  50   SCM_WHASHSET (w, scm_whash_create_handle (w, key), obj); \
  51 } while (0)
  52
  53
  54 /* {Source properties}
  55  */
  56 #define SCM_PROCTRACEP(x) (scm_is_true (scm_procedure_property (x, scm_sym_trace)))
  57 #define SCM_SOURCE_PROPERTY_FLAG_BREAK 1
  58
  59 SCM_API scm_t_bits scm_tc16_srcprops;
  60
  61 SCM_API SCM scm_sym_filename;
  62 SCM_API SCM scm_sym_copy;
  63 SCM_API SCM scm_sym_line;
  64 SCM_API SCM scm_sym_column;
  65 SCM_API SCM scm_sym_breakpoint;
  66
  67 \f
  68
  69 SCM_API int scm_c_source_property_breakpoint_p (SCM form);
  70 SCM_API SCM scm_make_srcprops (long line, int col, SCM fname, SCM copy, SCM plist);
  71 SCM_API SCM scm_source_property (SCM obj, SCM key);
  72 SCM_API SCM scm_set_source_property_x (SCM obj, SCM key, SCM datum);
  73 SCM_API SCM scm_source_properties (SCM obj);
  74 SCM_API SCM scm_set_source_properties_x (SCM obj, SCM props);
  75 SCM_INTERNAL void scm_init_srcprop (void);
  76
  77 #if SCM_ENABLE_DEPRECATED == 1
  78 #define SRCBRKP(x) (scm_source_property_breakpoint_p (x))
  79 #endif
  80
  81 #endif  /* SCM_SRCPROP_H */
  82
  83 /*
  84   Local Variables:
  85   c-file-style: "gnu"
  86   End:
  87 */