52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
/**
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* See Copyright Notice in picrin.h
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*/
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#ifndef PICRIN_MACRO_H__
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#define PICRIN_MACRO_H__
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#if defined(__cplusplus)
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extern "C" {
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#endif
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struct pic_senv {
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PIC_OBJECT_HEADER
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xhash renames;
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struct pic_senv *up;
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};
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struct pic_macro {
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PIC_OBJECT_HEADER
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struct pic_proc *proc;
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struct pic_senv *senv;
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};
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struct pic_sc {
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PIC_OBJECT_HEADER
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pic_value expr;
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struct pic_senv *senv;
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};
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#define pic_sc_p(v) (pic_type(v) == PIC_TT_SC)
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#define pic_sc_ptr(v) ((struct pic_sc *)pic_ptr(v))
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#define pic_macro_p(v) (pic_type(v) == PIC_TT_MACRO)
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#define pic_macro_ptr(v) ((struct pic_macro *)pic_ptr(v))
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#define pic_senv_p(v) (pic_type(v) == PIC_TT_SENV)
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#define pic_senv_ptr(v) ((struct pic_senv *)pic_ptr(v))
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struct pic_senv *pic_null_syntactic_environment(pic_state *);
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pic_sym pic_add_rename(pic_state *, struct pic_senv *, pic_sym);
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bool pic_find_rename(pic_state *, struct pic_senv *, pic_sym, pic_sym * /* = NULL */);
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void pic_put_rename(pic_state *, struct pic_senv *, pic_sym, pic_sym);
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void pic_define_syntactic_keyword(pic_state *, struct pic_senv *, pic_sym, pic_sym);
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#if defined(__cplusplus)
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}
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#endif
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#endif
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