diff options
Diffstat (limited to 'src/main.c')
| -rw-r--r-- | src/main.c | 45 |
1 files changed, 33 insertions, 12 deletions
@@ -141,7 +141,7 @@ teco_process_options(gchar ***argv) g_autoptr(GError) error = NULL; - g_autoptr(GOptionContext) options = g_option_context_new("[--] [SCRIPT] [ARGUMENT...]"); + g_autoptr(GOptionContext) options = g_option_context_new("[--|-S] [SCRIPT] [ARGUMENT...]"); g_option_context_set_summary( options, @@ -168,27 +168,48 @@ teco_process_options(gchar ***argv) * in many situations. * It is also strictly required to make hash-bang lines like * #!/usr/bin/sciteco -m - * work. + * work (without additional --). */ g_option_context_set_strict_posix(options, TRUE); + /* + * The first unknown parameter will be left in argv and + * terminates option parsing (see above). + * This means we can use "-S" as an alternative to "--", + * that is always preserved and passed down to the macro. + */ + g_option_context_set_ignore_unknown_options(options, TRUE); + if (!g_option_context_parse_strv(options, argv, &error)) { g_fprintf(stderr, "Option parsing failed: %s\n", error->message); exit(EXIT_FAILURE); } - /* - * GOption will NOT remove "--" if followed by an - * option-argument, which may interfer with scripts - * doing their own option handling and interpreting "--". - * - * NOTE: This is still true if we're parsing in GNU-mode - * and "--" is not the first non-option argument as in - * sciteco foo -- -C bar. - */ - if ((*argv)[0] && !g_strcmp0((*argv)[1], "--")) + if ((*argv)[0] && !g_strcmp0((*argv)[1], "-S")) { + /* translate -S to --, this is always passed down */ + (*argv)[1][1] = '-'; + } else if ((*argv)[0] && !g_strcmp0((*argv)[1], "--")) { + /* + * GOption will NOT remove "--" if followed by an + * option-argument, which may interfer with scripts + * doing their own option handling and interpreting "--". + * Otherwise, GOption will always remove "--". + * + * NOTE: This is still true if we're parsing in GNU-mode + * and "--" is not the first non-option argument as in + * sciteco foo -- -C bar. + */ g_free(teco_strv_remove(*argv, 1)); + } else if ((*argv)[0] && (*argv)[1] && *(*argv)[1] == '-') { + /* + * GOption does not remove "--" if it is followed by "-", + * so if the first parameter starts with "-", we know it's + * not a known built-in parameter. + */ + g_fprintf(stderr, "Unknown option \"%s\"\n", (*argv)[1]); + exit(EXIT_FAILURE); + } gchar *mung_filename = NULL; |