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Fix calling Python function taking zero parameters.

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[SVN r64297]
This commit is contained in:
Vladimir Prus
2010-07-23 12:20:22 +00:00
parent 79b4b60a21
commit 45f13ef7d8
1 changed files with 9 additions and 2 deletions
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11
src/engine/src/compile.c
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@@ -534,8 +534,15 @@ LIST * compile_rule( PARSE * parse, FRAME * frame )
inner->prev_user = frame->module->user_module ? frame : frame->prev_user;
inner->module = frame->module; /* This gets fixed up in evaluate_rule(), below. */
inner->procedure = parse;
for ( p = parse->left; p; p = p->left )
lol_add( inner->args, parse_evaluate( p->right, frame ) );
/* Special-case LOL of length 1 where the first list is totally empty.
This is created when calling functions with no parameters, due to
the way jam grammar is written. This is OK when one jam function
calls another, but really not good when Jam function calls Python. */
if ( parse->left->left == NULL && parse->left->right->func == compile_null)
;
else
for ( p = parse->left; p; p = p->left )
lol_add( inner->args, parse_evaluate( p->right, frame ) );
/* And invoke the rule. */
result = evaluate_rule( parse->string, inner );