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Diffstat (limited to 'src/hibernate-resume/hibernate-resume.c')
-rw-r--r-- | src/hibernate-resume/hibernate-resume.c | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/src/hibernate-resume/hibernate-resume.c b/src/hibernate-resume/hibernate-resume.c deleted file mode 100644 index 21df3c4461..0000000000 --- a/src/hibernate-resume/hibernate-resume.c +++ /dev/null @@ -1,82 +0,0 @@ -/*** - This file is part of systemd. - - Copyright 2014 Ivan Shapovalov - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include <errno.h> -#include <stdio.h> -#include <sys/stat.h> - -#include "alloc-util.h" -#include "fileio.h" -#include "log.h" -#include "util.h" - -int main(int argc, char *argv[]) { - struct stat st; - const char *device; - _cleanup_free_ char *major_minor = NULL; - int r; - - if (argc != 2) { - log_error("This program expects one argument."); - return EXIT_FAILURE; - } - - log_set_target(LOG_TARGET_AUTO); - log_parse_environment(); - log_open(); - - umask(0022); - - /* Refuse to run unless we are in an initrd() */ - if (!in_initrd()) - return EXIT_SUCCESS; - - device = argv[1]; - - if (stat(device, &st) < 0) { - log_error_errno(errno, "Failed to stat '%s': %m", device); - return EXIT_FAILURE; - } - - if (!S_ISBLK(st.st_mode)) { - log_error("Resume device '%s' is not a block device.", device); - return EXIT_FAILURE; - } - - if (asprintf(&major_minor, "%d:%d", major(st.st_rdev), minor(st.st_rdev)) < 0) { - log_oom(); - return EXIT_FAILURE; - } - - r = write_string_file("/sys/power/resume", major_minor, WRITE_STRING_FILE_CREATE); - if (r < 0) { - log_error_errno(r, "Failed to write '%s' to /sys/power/resume: %m", major_minor); - return EXIT_FAILURE; - } - - /* - * The write above shall not return. - * - * However, failed resume is a normal condition (may mean that there is - * no hibernation image). - */ - - log_info("Could not resume from '%s' (%s).", device, major_minor); - return EXIT_SUCCESS; -} |