63 lines
1.1 KiB
C
63 lines
1.1 KiB
C
/**
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* See Copyright Notice in picrin.h
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*/
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#include "picrin.h"
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#include "picrin/pair.h"
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pic_value
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pic_load(pic_state *pic, const char *fn)
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{
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FILE *file;
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int n, i, ai;
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pic_value v, vs;
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struct pic_proc *proc;
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file = fopen(fn, "r");
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if (file == NULL) {
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pic_error(pic, "load: could not read file");
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}
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n = pic_parse_file(pic, file, &vs);
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if (n < 0) {
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pic_error(pic, "load: parse failure");
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}
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ai = pic_gc_arena_preserve(pic);
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for (i = 0; i < n; ++i, vs = pic_cdr(pic, vs)) {
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v = pic_car(pic, vs);
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proc = pic_compile(pic, v);
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if (proc == NULL) {
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pic_error(pic, "load: compilation failure");
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}
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v = pic_apply(pic, proc, pic_nil_value());
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if (pic_undef_p(v)) {
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pic_error(pic, "load: evaluation failure");
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}
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pic_gc_arena_restore(pic, ai);
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}
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return pic_none_value();
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}
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static pic_value
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pic_load_load(pic_state *pic)
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{
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pic_value envid;
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char *fn;
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size_t len;
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pic_get_args(pic, "s|o", &fn, &len, &envid);
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return pic_load(pic, fn);
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}
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void
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pic_init_load(pic_state *pic)
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{
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pic_defun(pic, "load", pic_load_load);
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}
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