mirror of
https://github.com/urbit/shrub.git
synced 2024-12-15 21:03:10 +03:00
71 lines
1.4 KiB
C
71 lines
1.4 KiB
C
/* j/6/fitz.c
|
|
**
|
|
*/
|
|
#include "all.h"
|
|
|
|
|
|
/* functions
|
|
*/
|
|
static u3_noun
|
|
_fitz_fiz(
|
|
u3_noun yaz,
|
|
u3_noun wix)
|
|
{
|
|
c3_w yaz_w = u3r_met(3, yaz);
|
|
c3_w wix_w = u3r_met(3, wix);
|
|
c3_y yaz_y, wix_y;
|
|
|
|
yaz_y = (0 == yaz_w) ? 0 : u3r_byte((yaz_w - 1), yaz);
|
|
if ( (yaz_y < 'A') || (yaz_y > 'Z') ) yaz_y = 0;
|
|
|
|
wix_y = (0 == wix_w) ? 0 : u3r_byte((wix_w - 1), wix);
|
|
if ( (wix_y < 'A') || (wix_y > 'Z') ) wix_y = 0;
|
|
|
|
if ( yaz_y && wix_y ) {
|
|
if ( !wix_y || (wix_y > yaz_y) ) {
|
|
return c3n;
|
|
}
|
|
}
|
|
return c3y;
|
|
}
|
|
|
|
u3_noun
|
|
u3qf_fitz(
|
|
u3_noun yaz,
|
|
u3_noun wix)
|
|
{
|
|
c3_w i_w, met_w = c3_min(u3r_met(3, yaz), u3r_met(3, wix));
|
|
|
|
if ( c3n == _fitz_fiz(yaz, wix) ) {
|
|
return c3n;
|
|
}
|
|
for ( i_w = 0; i_w < met_w; i_w++ ) {
|
|
c3_y yaz_y = u3r_byte(i_w, yaz);
|
|
c3_y wix_y = u3r_byte(i_w, wix);
|
|
|
|
if ( (yaz_y >= 'A') && (yaz_y <= 'Z') ) yaz_y = 0;
|
|
if ( (wix_y >= 'A') && (wix_y <= 'Z') ) wix_y = 0;
|
|
|
|
if ( yaz_y && wix_y && (yaz_y != wix_y) ) {
|
|
return c3n;
|
|
}
|
|
}
|
|
return c3y;
|
|
}
|
|
|
|
u3_noun
|
|
u3wf_fitz(
|
|
u3_noun cor)
|
|
{
|
|
u3_noun yaz, wix;
|
|
|
|
if ( (c3n == u3r_mean(cor, u3x_sam_2, &yaz, u3x_sam_3, &wix, 0)) ||
|
|
(c3n == u3ud(yaz)) ||
|
|
(c3n == u3ud(wix)) )
|
|
{
|
|
return u3m_bail(c3__fail);
|
|
} else {
|
|
return u3qf_fitz(yaz, wix);
|
|
}
|
|
}
|