src/if_mzsch.h

   1 /* vi:set ts=8 sts=4 sw=4:
   2  *
   3  * MzScheme interface for Vim, wrapper around scheme.h
   4  */
   5 #ifndef _IF_MZSCH_H_
   6 #define _IF_MZSCH_H_
   7 #ifdef __MINGW32__
   8 /* Hack to engage Cygwin-specific settings */
   9 # define __CYGWIN32__
  10 #endif
  11
  12 /* #ifdef needed for "make depend" */
  13 #ifdef FEAT_MZSCHEME
  14 # include <schvers.h>
  15 # include <scheme.h>
  16 #endif
  17
  18 #ifdef __MINGW32__
  19 # undef __CYGWIN32__
  20 #endif
  21
  22 #if MZSCHEME_VERSION_MAJOR >= 299
  23 /* macros to be compatible with 20x versions */
  24 # define scheme_config scheme_current_config()
  25 # define scheme_make_string scheme_make_byte_string
  26 # define scheme_make_string_output_port scheme_make_byte_string_output_port
  27 # define scheme_get_sized_string_output scheme_get_sized_byte_string_output
  28 # define scheme_write_string scheme_write_byte_string
  29 # define scheme_make_sized_string scheme_make_sized_byte_string
  30
  31 # define SCHEME_STRINGP(obj) (SCHEME_BYTE_STRINGP(obj) || SCHEME_CHAR_STRINGP(obj))
  32 # define SCHEME_STR_VAL(obj) SCHEME_BYTE_STR_VAL(   \
  33                 (SCHEME_BYTE_STRINGP(obj) ? obj : scheme_char_string_to_byte_string(obj)))
  34 # define GUARANTEE_STRING(fname, argnum) GUARANTEE_TYPE(fname, argnum, SCHEME_STRINGP, "string")
  35
  36 # ifdef scheme_format
  37 #  undef scheme_format
  38 # endif
  39 # define scheme_format scheme_format_utf8
  40
  41 # define SCHEME_GET_BYTE_STRING(obj) (SCHEME_BYTE_STRINGP(obj) ? obj :   \
  42         scheme_char_string_to_byte_string(obj))
  43 #else
  44 # define SCHEME_GET_BYTE_STRING(obj) (obj)
  45 # define SCHEME_BYTE_STRLEN_VAL SCHEME_STRLEN_VAL
  46 # define SCHEME_BYTE_STR_VAL SCHEME_STR_VAL
  47 # define scheme_byte_string_to_char_string(obj) (obj)
  48 #endif
  49
  50 /* Precise GC macros */
  51 #ifndef MZ_GC_DECL_REG
  52 # define MZ_GC_DECL_REG(size)            /* empty */
  53 #endif
  54 #ifndef MZ_GC_VAR_IN_REG
  55 # define MZ_GC_VAR_IN_REG(x, v)          /* empty */
  56 #endif
  57 #ifndef MZ_GC_ARRAY_VAR_IN_REG
  58 # define MZ_GC_ARRAY_VAR_IN_REG(x, v, l) /* empty */
  59 #endif
  60 #ifndef MZ_GC_REG
  61 # define MZ_GC_REG()                     /* empty */
  62 #endif
  63 #ifndef MZ_GC_UNREG
  64 # define MZ_GC_UNREG()                   /* empty */
  65 #endif
  66
  67 #ifdef MZSCHEME_FORCE_GC
  68 /*
  69  * force garbage collection to check all references are registered
  70  * seg faults will indicate not registered refs
  71  */
  72 # define MZ_GC_CHECK() scheme_collect_garbage();
  73 #else
  74 # define MZ_GC_CHECK()                  /* empty */
  75 #endif
  76
  77 #endif /* _IF_MZSCH_H_ */