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pic_apply supports multiple arguments

This commit is contained in:
Yuichi Nishiwaki 2013-12-03 06:40:50 -08:00
parent a7df867a55
commit afffa20785
1 changed files with 13 additions and 3 deletions
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16
src/proc.c
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@ -1,4 +1,5 @@
#include "picrin.h"
#include "picrin/pair.h"
#include "picrin/proc.h"
#include "picrin/irep.h"
@ -39,15 +40,24 @@ pic_proc_proc_p(pic_state *pic)
static pic_value
pic_proc_apply(pic_state *pic)
{
pic_value proc, args;
pic_value proc, *args, v;
size_t argc;
int i;
pic_get_args(pic, "oo", &proc, &args);
pic_get_args(pic, "o*", &proc, &argc, &args);
if (! pic_proc_p(proc)) {
pic_error(pic, "apply: expected procedure");
}
if (argc == 0) {
pic_error(pic, "apply: wrong number of arguments");
}
v = args[argc - 1];
for (i = argc - 2; i >= 0; --i) {
v = pic_cons(pic, args[i], v);
}
return pic_apply(pic, pic_proc_ptr(proc), args);
return pic_apply(pic, pic_proc_ptr(proc), v);
}
void