88 lines
1.6 KiB
C
88 lines
1.6 KiB
C
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/**
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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_cstr(pic_state *pic, const char *src)
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{
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size_t ai;
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pic_value v, exprs;
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struct pic_proc *proc;
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exprs = pic_parse_cstr(pic, src);
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if (pic_undef_p(exprs)) {
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pic_errorf(pic, "load: read failure (%s)", pic_errmsg(pic));
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}
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pic_for_each (v, exprs) {
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ai = pic_gc_arena_preserve(pic);
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proc = pic_compile(pic, v, pic->lib);
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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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pic_apply(pic, proc, pic_nil_value());
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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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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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size_t ai;
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pic_value v, exprs;
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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_errorf(pic, "load: could not read file \"%s\"", fn);
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}
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exprs = pic_parse_file(pic, file);
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if (pic_undef_p(exprs)) {
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pic_errorf(pic, "load: read failure (%s)", pic_errmsg(pic));
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}
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pic_for_each (v, exprs) {
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ai = pic_gc_arena_preserve(pic);
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proc = pic_compile(pic, v, pic->lib);
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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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pic_apply(pic, proc, pic_nil_value());
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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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pic_get_args(pic, "z|o", &fn, &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_deflibrary (pic, "(scheme load)") {
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pic_defun(pic, "load", pic_load_load);
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}
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}
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