diff options
Diffstat (limited to 'src/tibdecode.c')
| -rw-r--r-- | src/tibdecode.c | 131 |
1 files changed, 61 insertions, 70 deletions
diff --git a/src/tibdecode.c b/src/tibdecode.c index d4f0092..3ec916e 100644 --- a/src/tibdecode.c +++ b/src/tibdecode.c @@ -1,6 +1,6 @@ /* * tibdecode - Decompile a TI BASIC program - * Copyright (C) 2015-2016 Delwink, LLC + * Copyright (C) 2015-2017 Delwink, LLC * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by @@ -20,7 +20,6 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> -#include <getopt.h> #include "tiberr.h" #include "tibtranscode.h" @@ -28,95 +27,87 @@ #define USAGE_INFO "USAGE: tibdecode [options]\n\n\ tibdecode reads a TI-82 or TI-83 program from stdin and prints to stdout.\n\n\ OPTIONS:\n\ -\t-d, --debug\tShows the decimal value of unknown characters in {}\n\ -\t-h, --help\tPrints this help message and exits\n\ -\t-v, --version\tPrints version info and exits\n" +\t-d\tShows the decimal value of unknown characters in {}\n\ +\t-h\tPrints this help message and exits\n\ +\t-v\tPrints version info and exits\n" -#define VERSION_INFO "tibdecode (Delwink LiberTI) 1.0.0\n\ -Copyright (C) 2015-2016 Delwink, LLC\n\ +#define VERSION_INFO "tibdecode (Delwink LiberTI) 0.0.0\n\ +Copyright (C) 2015-2017 Delwink, LLC\n\ License AGPLv3: GNU AGPL version 3 only <http://gnu.org/licenses/agpl.html>.\n\ This is libre software: you are free to change and redistribute it.\n\ There is NO WARRANTY, to the extent permitted by law.\n\n\ Written by David McMackins II." #if _BSD_SOURCE || _SVID_SOURCE || _XOPEN_SOURCE -# include <ctype.h> +#include <ctype.h> #else static int -isascii (int c) +isascii(int c) { - return c & 0x7F; + return c & 0x7F; } #endif int -main (int argc, char *argv[]) +main(int argc, char *argv[]) { - bool debug = false; + bool debug = false; - struct option longopts[] = - { - {"debug", no_argument, 0, 'd'}, - {"help", no_argument, 0, 'h'}, - {"version", no_argument, 0, 'v'}, - {0, 0, 0, 0} - }; + if (argc > 1) + { + int c; + while ((c = getopt(argc, argv, "dhv")) != -1) + { + switch (c) + { + case 'd': + debug = true; + break; - if (argc > 1) - { - int c; - int longindex; - while ((c = getopt_long (argc, argv, "dhv", longopts, &longindex)) != -1) - { - switch (c) - { - case 'd': - debug = true; - break; + case 'h': + puts(USAGE_INFO); + return 0; - case 'h': - puts (USAGE_INFO); - return 0; + case 'v': + puts(VERSION_INFO); + return 0; - case 'v': - puts (VERSION_INFO); - return 0; + case '?': + return 1; + } + } + } - case '?': - return 1; - } - } - } + struct tib_expr translated; + unsigned long parsed; + tib_errno = tib_fread(&translated, stdin, &parsed); + if (tib_errno) + { + fprintf(stderr, + "tibdecode: Error %d occurred while processing. Parsed %lu characters.\n", + tib_errno, parsed); + return 1; + } - struct tib_expr translated; - unsigned long parsed; - tib_errno = tib_fread (&translated, stdin, &parsed); - if (tib_errno) - { - fprintf (stderr, "tibdecode: Error %d occurred while processing. " - "Parsed %lu characters.\n", - tib_errno, parsed); - return 1; - } + char *s = tib_expr_tostr(&translated); + tib_expr_destroy(&translated); + if (NULL == s) + { + fprintf(stderr, + "tibdecode: Error %d occurred while processing\n", + tib_errno); + return 1; + } - char *s = tib_expr_tostr (&translated); - tib_expr_destroy (&translated); - if (NULL == s) - { - fprintf (stderr, "tibdecode: Error %d occurred while processing\n", - tib_errno); - return 1; - } + size_t len = strlen(s); + for (size_t i = 0; i < len; ++i) + { + if (debug && !isascii(s[i])) + printf("`%d`", s[i]); + else + putchar(s[i]); + } - size_t len = strlen (s); - for (size_t i = 0; i < len; ++i) - { - if (debug && !isascii (s[i])) - printf ("`%d`", s[i]); - else - putchar (s[i]); - } - - free (s); - return 0; + free(s); + return 0; } |