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/*
* Copyright (c) 2026, Apollo Telephone Laboratories.
* Provided under the BSD-3 clause.
*/
#include <stdio.h>
#include <unistd.h>
#include <atas/state.h>
#include <atas/parser.h>
/*
* Display help options
*/
static void
help(void)
{
printf("-- AT ISA assembler --\n");
printf("usage: ./atas [flags] [input file]\n");
printf("[-h] Display this help menu\n");
}
/*
* Begin assembling a specified input file
*
* @in_file: Path to input file to assemble
*/
static void
atas_assemble(const char *in_file)
{
struct atas_state state;
int error;
if (in_file == NULL) {
return;
}
error = atas_state_init(in_file, &state);
if (error < 0) {
perror("atas_state_init");
return;
}
error = atas_parse(&state);
if (error < 0) {
printf("failured occured in %s\n", in_file);
atas_state_destroy(&state);
return;
}
atas_state_destroy(&state);
}
int
main(int argc, char **argv)
{
const char *in_path;
int opt;
if (argc < 2) {
printf("fatal: too few arguments\n");
return -1;
}
while ((opt = getopt(argc, argv, "hv")) != -1) {
switch (opt) {
case 'h':
help();
return 0;
}
}
if (optind == argc) {
printf("fatal: expected input file\n");
return -1;
}
in_path = argv[optind];
atas_assemble(in_path);
return 0;
}
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