shithub: femtolisp

ref: 17213e7981553c07bd779712ec2c74b4812d4487
dir: /flmain.c/

#include "llt.h"
#include "flisp.h"

static value_t argv_list(int argc, char *argv[])
{
    int i;
    value_t lst=FL_NIL, temp;
    fl_gc_handle(&lst);
    fl_gc_handle(&temp);
    for(i=argc-1; i >= 0; i--) {
        temp = cvalue_static_cstring(argv[i]);
        lst = fl_cons(temp, lst);
    }
    fl_free_gc_handles(2);
    return lst;
}

extern fltype_t *iostreamtype;

int
main(int argc, char **argv)
{
    static const char bootraw[] = {
#include "boot.h"
    };
    value_t f;
    ios_t *s;
    int r;

#if defined(__plan9__)
	argv0 = argv[0];
    setfcr(FPPDBL|FPRNR|FPOVFL);
    tmfmtinstall();
#endif

    fl_init(512*1024);

    f = cvalue(iostreamtype, sizeof(ios_t));
    s = value2c(ios_t*, f);
    ios_static_buffer(s, bootraw, sizeof(bootraw));

    r = 1;
    FL_TRY_EXTERN {
        if (fl_load_system_image(f) == 0){
            fl_applyn(1, symbol_value(symbol("__start")),
                      argv_list(argc, argv));
            r = 0;
        }
    }
    FL_CATCH_EXTERN_NO_RESTORE {
        ios_puts("fatal error:\n", ios_stderr);
        fl_print(ios_stderr, fl_lasterror);
        ios_putc('\n', ios_stderr);
        break;
    }
    exit(r);
    return r;
}