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60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
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/* include/g/x.h
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**
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** This file is in the public domain.
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*/
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/** u2_cx_*: read, but bail with c3__exit on a crash.
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**/
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#if 1
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# define u2_cx_h(som) u2_co_h(som)
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# define u2_cx_t(som) u2_co_t(som)
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#else
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/* u2_cx_h (u2h): head.
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*/
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u2_noun
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u2_cx_h(u2_noun som);
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/* u2_cx_t (u2t): tail.
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*/
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u2_noun
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u2_cx_t(u2_noun som);
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#endif
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/* u2_cx_good(): test for u2_none.
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*/
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u2_noun
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u2_cx_good(u2_weak som);
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/* u2_cx_at (u2at): fragment.
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*/
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u2_noun
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u2_cx_at(u2_noun axe, u2_noun som);
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/* u2_cx_cell():
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**
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** Divide `a` as a cell `[b c]`.
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*/
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void
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u2_cx_cell(u2_noun a,
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u2_noun* b,
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u2_noun* c);
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/* u2_cx_trel():
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**
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** Divide `a` as a trel `[b c d]`, or bail.
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*/
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void
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u2_cx_trel(u2_noun a,
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u2_noun* b,
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u2_noun* c,
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u2_noun* d);
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/* u2_cx_qual():
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**
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** Divide `a` as a quadruple `[b c d e]`.
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*/
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void
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u2_cx_qual(u2_noun a,
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u2_noun* b,
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u2_noun* c,
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u2_noun* d,
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u2_noun* e);
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