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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
commit | b750101eb236130cf056c675997decbac904cc49 (patch) | |
tree | a5df1a06754bdd014cb975c051c83b01c9a97532 /src/shared/service-util.c | |
parent | Initial commit. (diff) | |
download | systemd-b750101eb236130cf056c675997decbac904cc49.tar.xz systemd-b750101eb236130cf056c675997decbac904cc49.zip |
Adding upstream version 252.22.upstream/252.22upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/shared/service-util.c')
-rw-r--r-- | src/shared/service-util.c | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/src/shared/service-util.c b/src/shared/service-util.c new file mode 100644 index 0000000..68aa577 --- /dev/null +++ b/src/shared/service-util.c @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include <getopt.h> +#include <stdio.h> + +#include "alloc-util.h" +#include "pretty-print.h" +#include "service-util.h" +#include "terminal-util.h" +#include "util.h" + +static int help(const char *program_path, const char *service, const char *description, bool bus_introspect) { + _cleanup_free_ char *link = NULL; + int r; + + r = terminal_urlify_man(service, "8", &link); + if (r < 0) + return log_oom(); + + printf("%s [OPTIONS...]\n\n" + "%s%s%s\n\n" + "This program takes no positional arguments.\n\n" + "%sOptions%s:\n" + " -h --help Show this help\n" + " --version Show package version\n" + " --bus-introspect=PATH Write D-Bus XML introspection data\n" + "\nSee the %s for details.\n" + , program_path + , ansi_highlight(), description, ansi_normal() + , ansi_underline(), ansi_normal() + , link + ); + + return 0; /* No further action */ +} + +int service_parse_argv( + const char *service, + const char *description, + const BusObjectImplementation* const* bus_objects, + int argc, char *argv[]) { + + enum { + ARG_VERSION = 0x100, + ARG_BUS_INTROSPECT, + }; + + static const struct option options[] = { + { "help", no_argument, NULL, 'h' }, + { "version", no_argument, NULL, ARG_VERSION }, + { "bus-introspect", required_argument, NULL, ARG_BUS_INTROSPECT }, + {} + }; + + int c; + + assert(argc >= 0); + assert(argv); + + while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0) + switch (c) { + + case 'h': + return help(argv[0], service, description, bus_objects); + + case ARG_VERSION: + return version(); + + case ARG_BUS_INTROSPECT: + return bus_introspect_implementations( + stdout, + optarg, + bus_objects); + + case '?': + return -EINVAL; + + default: + assert_not_reached(); + } + + if (optind < argc) + return log_error_errno(SYNTHETIC_ERRNO(EINVAL), + "This program takes no arguments."); + + return 1; /* Further action */ +} |