mirror of
https://github.com/urbit/shrub.git
synced 2024-12-01 22:55:03 +03:00
9edda1bb73
fixes #294
24 lines
501 B
C
24 lines
501 B
C
/* j/5/mule.c
|
|
**
|
|
*/
|
|
#include "all.h"
|
|
|
|
u3_noun
|
|
u3we_mule(u3_noun cor)
|
|
{
|
|
u3_noun tap;
|
|
|
|
if ( c3n == u3r_mean(cor, u3x_sam, &tap, 0) ) {
|
|
return u3m_bail(c3__exit);
|
|
}
|
|
else {
|
|
u3_noun hok = u3j_hook(u3k(cor), "mute");
|
|
|
|
/* this takes advantage of the fact that mute's result, at the typeless
|
|
* C/Nock level, is identical to what a typed mule would produce,
|
|
* without running the formula twice.
|
|
*/
|
|
return u3n_slam_on(hok, u3k(tap));
|
|
}
|
|
}
|