picrin/src/main.c

65 lines
1.1 KiB
C

/**
* See Copyright Notice in picrin.h
*/
#include "picrin.h"
void pic_init_contrib(pic_state *);
void pic_load_piclib(pic_state *);
static pic_value
pic_libraries(pic_state *pic)
{
pic_value libs = pic_nil_value(), lib, it;
pic_get_args(pic, "");
pic_for_each (lib, pic->libs, it) {
libs = pic_cons(pic, pic_car(pic, lib), libs);
}
return libs;
}
void
pic_init_picrin(pic_state *pic)
{
pic_add_feature(pic, "r7rs");
pic_deflibrary (pic, "(picrin library)") {
pic_defun(pic, "libraries", pic_libraries);
}
pic_init_contrib(pic);
pic_load_piclib(pic);
}
int
main(int argc, char *argv[], char **envp)
{
pic_state *pic;
struct pic_lib *PICRIN_MAIN;
int status;
pic = pic_open(pic_default_allocf, NULL);
pic_set_argv(pic, argc, argv, envp);
pic_try {
pic_init_picrin(pic);
PICRIN_MAIN = pic_find_library(pic, pic_read_cstr(pic, "(picrin main)"));
pic_funcall(pic, PICRIN_MAIN, "main", pic_nil_value());
status = 0;
}
pic_catch {
pic_print_backtrace(pic, xstderr);
status = 1;
}
pic_close(pic);
return status;
}