diff options
author | polwex <polwex@sortug.com> | 2025-10-05 21:56:51 +0700 |
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committer | polwex <polwex@sortug.com> | 2025-10-05 21:56:51 +0700 |
commit | fcedfddf00b3f994e4f4e40332ac7fc192c63244 (patch) | |
tree | 51d38e62c7bdfcc5f9a5e9435fe820c93cfc9a3d /vere/pkg/noun/jets/c/rap.c |
claude is gud
Diffstat (limited to 'vere/pkg/noun/jets/c/rap.c')
-rw-r--r-- | vere/pkg/noun/jets/c/rap.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/vere/pkg/noun/jets/c/rap.c b/vere/pkg/noun/jets/c/rap.c new file mode 100644 index 0000000..4c95693 --- /dev/null +++ b/vere/pkg/noun/jets/c/rap.c @@ -0,0 +1,88 @@ +/// @file + +#include "jets/q.h" +#include "jets/w.h" + +#include "noun.h" + + + u3_noun + u3qc_rap(u3_atom a, + u3_noun b) + { + if ( !_(u3a_is_cat(a)) || (a >= 32) ) { + return u3m_bail(c3__fail); + } + else { + c3_g a_g = a; + c3_w tot_w = 0; + u3i_slab sab_u; + + /* Measure and validate the slab required. + */ + { + u3_noun cab = b; + + while ( 1 ) { + u3_noun h_cab; + c3_w len_w; + + if ( 0 == cab ) { + break; + } + else if ( c3n == u3du(cab) ) { + return u3m_bail(c3__exit); + } + else if ( c3n == u3ud(h_cab = u3h(cab)) ) { + return u3m_bail(c3__exit); + } + else if ( (tot_w + (len_w = u3r_met(a_g, h_cab))) < tot_w ) { + return u3m_bail(c3__fail); + } + tot_w += len_w; + cab = u3t(cab); + } + + if ( 0 == tot_w ) { + return 0; + } + + u3i_slab_init(&sab_u, a_g, tot_w); + } + + /* Chop the list atoms in. + */ + { + u3_noun cab = b; + c3_w pos_w = 0; + + while ( 0 != cab ) { + u3_noun h_cab = u3h(cab); + c3_w len_w = u3r_met(a_g, h_cab); + + u3r_chop(a_g, 0, len_w, pos_w, sab_u.buf_w, h_cab); + pos_w += len_w; + cab = u3t(cab); + } + } + + return u3i_slab_mint(&sab_u); + } + } + u3_noun + u3wc_rap(u3_noun cor) + { + u3_noun a, b; + + if ( (c3n == u3r_mean(cor, u3x_sam_2, &a, u3x_sam_3, &b, 0)) || + (c3n == u3ud(a)) ) + { + return u3m_bail(c3__exit); + } else { + u3_noun pro; + + pro = u3qc_rap(a, b); + return pro; + } + } + |