From 42fba964c9e23830454fbfdd3895da315356bd27 Mon Sep 17 00:00:00 2001 From: David Oberhollenzer Date: Sat, 1 Sep 2018 17:22:24 +0200 Subject: Centralize/unify version string printing Signed-off-by: David Oberhollenzer --- lib/Makemodule.am | 3 ++- lib/include/util.h | 3 +++ lib/util/print_version.c | 37 +++++++++++++++++++++++++++++++++++++ 3 files changed, 42 insertions(+), 1 deletion(-) create mode 100644 lib/util/print_version.c (limited to 'lib') diff --git a/lib/Makemodule.am b/lib/Makemodule.am index b8a1c17..8a5ee8e 100644 --- a/lib/Makemodule.am +++ b/lib/Makemodule.am @@ -3,7 +3,8 @@ HEADRS = lib/include/util.h lib/include/service.h lib/include/telinit.h libinit_a_SOURCES = lib/util/delsvc.c lib/util/svcmap.c lib/util/enum_by_name.c libinit_a_SOURCES += lib/util/rdsvc.c lib/util/svcscan.c lib/util/mksock.c libinit_a_SOURCES += lib/util/del_svc_list.c lib/util/svc_tsort.c -libinit_a_SOURCES += lib/util/opensock.c lib/util/enum_to_name.c $(HEADRS) +libinit_a_SOURCES += lib/util/opensock.c lib/util/enum_to_name.c +libinit_a_SOURCES += lib/util/print_version.c $(HEADRS) libinit_a_CPPFLAGS = $(AM_CPPFLAGS) libinit_a_CFLAGS = $(AM_CFLAGS) diff --git a/lib/include/util.h b/lib/include/util.h index 18133a8..6d2bf5d 100644 --- a/lib/include/util.h +++ b/lib/include/util.h @@ -70,5 +70,8 @@ const char *enum_to_name(const enum_map_t *map, int value); */ int mksock(const char *path, int flags); +/* print a default version info and license string */ +NORETURN void print_version(const char *program); + #endif /* UTIL_H */ diff --git a/lib/util/print_version.c b/lib/util/print_version.c new file mode 100644 index 0000000..cda2742 --- /dev/null +++ b/lib/util/print_version.c @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-3.0-or-later */ +/* + * Copyright (C) 2018 - David Oberhollenzer + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ +#include +#include + +#include "config.h" +#include "util.h" + +#define GPL_URL "https://gnu.org/licenses/gpl.html" + +static const char *version_string = +"%s (pygos init) " PACKAGE_VERSION "\n" +"Copyright (C) 2018 David Oberhollenzer\n\n" +"License GPLv3+: GNU GPL version 3 or later <" GPL_URL ">.\n" +"This is free software: you are free to change and redistribute it.\n" +"There is NO WARRANTY, to the extent permitted by law.\n"; + +void print_version(const char *program) +{ + fprintf(stdout, version_string, program); + exit(EXIT_SUCCESS); +} -- cgit v1.2.3