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31 lines
498 B
C
31 lines
498 B
C
/* j/6/face.c
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**
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*/
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#include "all.h"
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/* functions
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*/
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u3_noun
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u3qf_face(u3_noun sag,
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u3_noun tip)
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{
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if ( c3__void == tip ) {
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return c3__void;
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}
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else return u3nt(c3__face,
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u3k(sag),
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u3k(tip));
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}
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u3_noun
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u3wf_face(u3_noun cor)
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{
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u3_noun sag, tip;
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if ( c3n == u3r_mean(cor, u3x_sam_2, &sag, u3x_sam_3, &tip, 0) ) {
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return u3m_bail(c3__fail);
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} else {
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return u3qf_face(sag, tip);
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}
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}
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