bsod: convert to the new option parser

Option indentation in --help is fixed.
Description for --continuous is shortened.

Co-developed-by: Claude Opus 4.6 <noreply@anthropic.com>

diff --git a/src/journal/bsod.c b/src/journal/bsod.c
index 9a370af3908a7435dbc630fdeb7659179a596383..b314c08660ac8f288d00978e51ce34d0d4e81187 100644 (file)
--- a/src/journal/bsod.c
+++ b/src/journal/bsod.c
@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
-#include <getopt.h>
 #include <linux/vt.h>
 #include <stdio.h>
 #include <sys/ioctl.h>
@@ -11,10 +10,12 @@
 #include "build.h"
 #include "fd-util.h"
 #include "fileio.h"
+#include "format-table.h"
 #include "io-util.h"
 #include "log.h"
 #include "logs-show.h"
 #include "main-func.h"
+#include "options.h"
 #include "parse-argument.h"
 #include "pretty-print.h"
 #include "qrcode-util.h"
@@ -29,29 +30,32 @@ STATIC_DESTRUCTOR_REGISTER(arg_tty, freep);
 
 static int help(void) {
         _cleanup_free_ char *link = NULL;
+        _cleanup_(table_unrefp) Table *options = NULL;
         int r;
 
         r = terminal_urlify_man("systemd-bsod", "8", &link);
         if (r < 0)
                 return log_oom();
 
-        printf("%1$s [OPTIONS...]\n\n"
-               "%5$sFilter the journal to fetch the first message from the current boot with an%6$s\n"
-               "%5$semergency log level and display it as a string and a QR code.%6$s\n"
-               "\n%3$sOptions:%4$s\n"
-               "   -h --help            Show this help\n"
-               "      --version         Show package version\n"
-               "   -c --continuous      Make systemd-bsod wait continuously\n"
-               "                        for changes in the journal\n"
-               "      --tty=TTY         Specify path to TTY to use\n"
-               "\nSee the %2$s for details.\n",
+        r = option_parser_get_help_table(&options);
+        if (r < 0)
+                return r;
+
+        printf("%s [OPTIONS...]\n\n"
+               "%sFilter the journal to fetch the first message from the current boot with an\n"
+               "emergency log level and display it as a string and a QR code.%s\n"
+               "\n%sOptions:%s\n",
                program_invocation_short_name,
-               link,
-               ansi_underline(),
-               ansi_normal(),
                ansi_highlight(),
+               ansi_normal(),
+               ansi_underline(),
                ansi_normal());
 
+        r = table_print_or_warn(options);
+        if (r < 0)
+                return r;
+
+        printf("\nSee the %s for details.\n", link);
         return 0;
 }
 
@@ -239,55 +243,35 @@ cleanup:
         return r;
 }
 
-static int parse_argv(int argc, char * argv[]) {
-
-        enum {
-                ARG_VERSION = 0x100,
-                ARG_TTY,
-        };
-
-        static const struct option options[] = {
-                { "help",       no_argument,       NULL, 'h'         },
-                { "version",    no_argument,       NULL, ARG_VERSION },
-                { "continuous", no_argument,       NULL, 'c'         },
-                { "tty",        required_argument, NULL, ARG_TTY     },
-                {}
-        };
-
-        int c, r;
-
+static int parse_argv(int argc, char *argv[]) {
         assert(argc >= 0);
         assert(argv);
 
-        while ((c = getopt_long(argc, argv, "hc", options, NULL)) >= 0)
+        OptionParser state = { argc, argv };
+        const char *arg;
+        int r;
 
+        FOREACH_OPTION(&state, c, &arg, /* on_error= */ return c)
                 switch (c) {
 
-                case 'h':
+                OPTION_COMMON_HELP:
                         return help();
 
-                case ARG_VERSION:
+                OPTION_COMMON_VERSION:
                         return version();
 
-                case 'c':
+                OPTION('c', "continuous", NULL, "Continuously wait for changes in the journal"):
                         arg_continuous = true;
                         break;
 
-                case ARG_TTY:
-                        r = parse_path_argument(optarg, /* suppress_root= */ false, &arg_tty);
+                OPTION_LONG("tty", "TTY", "Specify path to TTY to use"):
+                        r = parse_path_argument(arg, /* suppress_root= */ false, &arg_tty);
                         if (r < 0)
                                 return r;
-
                         break;
-
-                case '?':
-                        return -EINVAL;
-
-                default:
-                        assert_not_reached();
                 }
 
-        if (optind < argc)
+        if (option_parser_get_n_args(&state) > 0)
                 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
                                        "%s takes no argument.",
                                        program_invocation_short_name);