Mercurial > hg > octave-avbm
changeset 508:ef71e51a2280
[project @ 1994-07-10 02:06:07 by jwe]
| author | jwe |
|---|---|
| date | Sun, 10 Jul 1994 02:07:03 +0000 |
| parents | 68c580e45518 |
| children | 7a3b6bb00c6e |
| files | src/oct-obj.h src/pt-exp-base.cc src/pt-exp-base.h |
| diffstat | 3 files changed, 62 insertions(+), 24 deletions(-) [+] |
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line diff
--- a/src/oct-obj.h +++ b/src/oct-obj.h @@ -28,7 +28,47 @@ class tree_constant; -typedef Array<tree_constant> Octave_object; +class Octave_object : public Array<tree_constant> +{ +public: + + Octave_object (void) : Array<tree_constant> () { } + Octave_object (int n) : Array<tree_constant> (n) { } + Octave_object (const Octave_object& obj) : Array<tree_constant> (obj) { } + + Octave_object& operator = (const Octave_object& obj) + { + Array<tree_constant>::operator = (obj); + return *this; + } + +#if 0 +// For now, translate the index, since it will be somewhat difficult +// to fix this without some major (and relatively risky) surgery. + + tree_constant& elem (int n) + { return Array<tree_constant>::elem (n - 1); } + + tree_constant& checkelem (int n); + { return Array<tree_constant>::checkelem (n - 1); } + + tree_constant& operator () (int n); + { return Array<tree_constant>::operator () (n - 1); } + +// No checking. + tree_constant& xelem (int n); + { return Array<tree_constant>::xelem (n - 1); } + + tree_constant elem (int n) const; + { return Array<tree_constant>::elem (n - 1); } + + tree_constant checkelem (int n) const; + { return Array<tree_constant>::checkelem (n - 1); } + + tree_constant operator () (int n) const; + { return Array<tree_constant>::operator () (n - 1); } +#endif +}; #endif
--- a/src/pt-exp-base.cc +++ b/src/pt-exp-base.cc @@ -1155,8 +1155,8 @@ { int nargout = maybe_do_ans_assign ? 0 : 1; -// int nargin = (ans->is_constant ()) ? 0 : 1; - Octave_object tmp_args; + int nargin = (ans->is_constant ()) ? 0 : 1; + Octave_object tmp_args (nargin); Octave_object tmp = ans->eval (0, nargout, tmp_args); if (tmp.length () > 0) @@ -1286,10 +1286,9 @@ fcn_name = (char *) NULL; t_parsed = 0; system_fcn_file = 0; - varargs_ok = 0; num_named_args = 0; num_args_passed = 0; - curr_arg_number = 0; + curr_va_arg_number = 0; } tree_function::tree_function (tree *cl, symbol_table *st) @@ -1303,10 +1302,9 @@ fcn_name = (char *) NULL; t_parsed = 0; system_fcn_file = 0; - varargs_ok = 0; num_named_args = 0; num_args_passed = 0; - curr_arg_number = 0; + curr_va_arg_number = 0; } tree_function::~tree_function (void) @@ -1324,11 +1322,14 @@ tree_function::define_param_list (tree_parameter_list *t) { param_list = t; - varargs_ok = (param_list != (tree_parameter_list *) NULL - && param_list->takes_varargs ()); - - if (varargs_ok) - num_named_args = param_list->length (); + + if (param_list != (tree_parameter_list *) NULL) + { + int len = param_list->length (); + int va_only = param_list->varargs_only (); + num_named_args = va_only ? len - 1 : len; + curr_va_arg_number = num_named_args; + } return this; } @@ -1400,13 +1401,14 @@ int tree_function::takes_varargs (void) const { - return varargs_ok; + return (param_list != (tree_parameter_list *) NULL + && param_list->takes_varargs ()); } void tree_function::octave_va_start (void) { - curr_arg_number = num_named_args + 1; + curr_va_arg_number = num_named_args; } tree_constant @@ -1414,14 +1416,11 @@ { tree_constant retval; - if (curr_arg_number < num_args_passed) - { - retval = args_passed (curr_arg_number); - curr_arg_number++; - } + if (curr_va_arg_number < num_args_passed) + retval = args_passed (++curr_va_arg_number); else ::error ("error getting arg number %d -- only %d provided", - curr_arg_number, num_args_passed-1); + curr_va_arg_number, num_args_passed-1); return retval; } @@ -1447,7 +1446,7 @@ if (error_state || cmd_list == NULL_TREE) return retval; - Octave_object tmp_args; + Octave_object tmp_args (1); Octave_object tmp = eval (print, 1, tmp_args); if (! error_state && tmp.length () > 0) @@ -1515,7 +1514,7 @@ num_args_passed = nargin; unwind_protect_int (num_named_args); - unwind_protect_int (curr_arg_number); + unwind_protect_int (curr_va_arg_number); if (param_list != (tree_parameter_list *) NULL && ! param_list->varargs_only ())