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#include <stdio.h>
#include "as_tokenizer.h"
#include "as_analyzer.h"
#include "as_parser.h"
#include "as_codegen.h"
#include "utils.h"
result main_impl(int argc, char** argv) {
if (argc != 3) {
return err("usage: fvm-as <input_file> <output_file>");
}
struct allocator * alct = new_allocator();
FILE *fp = fopen(argv[1], "r");
token_stream * ts = new_token_stream(alct, fp);
prog* prog = unwrap(parse_prog(alct, ts));
sym_table symtbl = analyze_prog(alct, prog);
bytearray* output = unwrap(codegen(alct, prog, symtbl));
fclose(fp);
fp = fopen(argv[2], "wb");
if (fp == NULL) {
return err("open output file failed.");
}
int ret =fwrite(output->buf, 1, output->len, fp);
if (ret != output->len) {
return err("write output file failed.");
}
fclose(fp);
delete_allocator(alct);
return ok(NULL);
}
int main(int argc, char** argv) {
result result = main_impl(argc, argv);
if (result.errmsg != NULL) {
fprintf(stderr, "%s\n", result.errmsg);
return -1;
}
return 0;
}
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