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comparison src/defun-int.h @ 5102:b04b30d30c66

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[project @ 2004-12-28 01:59:05 by jwe]
author jwe
date Tue, 28 Dec 2004 01:59:05 +0000
parents 5e2c68946f30
children 90a9058de7e8
comparison
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5101:9b1af8135ecd 5102:b04b30d30c66
90 check_version (OCTAVE_API_VERSION, #name); \ 90 check_version (OCTAVE_API_VERSION, #name); \
91 install_dld_function (F ## name, #name, shl, doc); \ 91 install_dld_function (F ## name, #name, shl, doc); \
92 return error_state ? false : true; \ 92 return error_state ? false : true; \
93 } 93 }
94 94
95 // Define a builtin variable.
96 //
97 // name is the name of the variable, unquoted.
98 //
99 // defn is the initial value for the variable.
100 //
101 // protect is a flag that says whether it should be possible to give
102 // the variable a new value.
103 //
104 // eternal is a flag that says whether it should be possible to
105 // clear the variable. Most builtin variables are eternal, and
106 // cannot be cleared.
107 //
108 // chg_fcn is a pointer to a function that should be called whenever
109 // this variable is given a new value. It can be 0 if there is no
110 // function to call. See also the code in user-prefs.cc.
111 //
112 // doc is the simple help text for this variable.
113
114 #define DEFVAR(name, defn, chg_fcn, doc) \
115 DEFVAR_INTERNAL (#name, SBV_ ## name, defn, false, chg_fcn, doc)
116
117 // Define a builtin constant `name' (which may be redefined, but will
118 // retain its original value when cleared) and also an alias to it
119 // called `__name__' (which may not be redefined).
120
121 #define DEFCONST(name, defn, doc) \
122 DEFCONST_INTERNAL (name, defn, doc)
123
124 // This one can be used when `name' cannot be used directly (if it is
125 // already defined as a macro). In that case, name is already a
126 // quoted string, and the name of the structure must to be passed too.
127
128 #define DEFCONSTX(name, sname, defn, doc) \
129 DEFCONSTX_INTERNAL (name, sname, defn, doc)
95 130
96 // MAKE_BUILTINS is defined to extract function names and related 131 // MAKE_BUILTINS is defined to extract function names and related
97 // information and create the *.df files that are eventually used to 132 // information and create the *.df files that are eventually used to
98 // create the builtins.cc file. 133 // create the builtins.cc file.
99 134