98 lines
2.8 KiB
Diff
98 lines
2.8 KiB
Diff
From: Frederic Crozat <fcrozat@suse.com>
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Date: Tue, 19 Feb 2013 11:20:31 +0100
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Subject: Forward suspend / hibernate calls to pm-utils
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forward suspend/hibernation calls to pm-utils, if installed (bnc#790157)
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---
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src/sleep/sleep.c | 27 ++++++++++++++++++++++-----
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1 file changed, 22 insertions(+), 5 deletions(-)
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Index: systemd-221/src/sleep/sleep.c
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===================================================================
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--- systemd-221.orig/src/sleep/sleep.c
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+++ systemd-221/src/sleep/sleep.c
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@@ -23,6 +23,7 @@
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#include <stdio.h>
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#include <errno.h>
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#include <getopt.h>
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+#include <stdlib.h>
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#include "sd-messages.h"
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#include "log.h"
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@@ -34,6 +35,8 @@
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#include "def.h"
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static char* arg_verb = NULL;
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+static bool delegate_to_pmutils = false;
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+static const char *pmtools;
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static int write_mode(char **modes) {
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int r = 0;
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@@ -51,10 +54,6 @@ static int write_mode(char **modes) {
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if (r == 0)
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r = k;
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}
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-
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- if (r < 0)
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- log_error_errno(r, "Failed to write mode to /sys/power/disk: %m");
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-
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return r;
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}
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@@ -95,6 +94,8 @@ static int execute(char **modes, char **
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int r;
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_cleanup_fclose_ FILE *f = NULL;
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+ if (!delegate_to_pmutils) {
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+
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/* This file is opened first, so that if we hit an error,
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* we can abort before modifying any state. */
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f = fopen("/sys/power/state", "we");
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@@ -105,6 +106,7 @@ static int execute(char **modes, char **
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r = write_mode(modes);
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if (r < 0)
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return r;
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+ }
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execute_directories(dirs, DEFAULT_TIMEOUT_USEC, arguments);
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@@ -113,8 +115,10 @@ static int execute(char **modes, char **
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LOG_MESSAGE("Suspending system..."),
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"SLEEP=%s", arg_verb,
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NULL);
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-
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+ if (!delegate_to_pmutils)
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r = write_state(&f, states);
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+ else
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+ r = -system(pmtools);
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if (r < 0)
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return r;
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@@ -154,6 +158,7 @@ static int parse_argv(int argc, char *ar
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};
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int c;
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+ struct stat buf;
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assert(argc >= 0);
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assert(argv);
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@@ -191,6 +196,18 @@ static int parse_argv(int argc, char *ar
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return -EINVAL;
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}
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+ if (streq(arg_verb, "suspend")) {
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+ pmtools = "/usr/sbin/pm-suspend";
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+ }
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+ else if (streq(arg_verb, "hibernate") || streq(arg_verb, "hybrid-sleep")) {
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+ if (streq(arg_verb, "hibernate"))
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+ pmtools = "/usr/sbin/pm-hibernate";
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+ else
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+ pmtools = "/usr/sbin/pm-suspend-hybrid";
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+ }
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+
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+ delegate_to_pmutils = (stat(pmtools, &buf) >= 0 && S_ISREG(buf.st_mode) && (buf.st_mode & 0111));
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+
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return 1 /* work to do */;
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}
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