systemd/0242-sd-device-introduce-log_device_-macros.patch

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From 0160499e86642f159a972be0196bf7c8a1d19ea8 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Mon, 22 Oct 2018 12:04:13 +0900
Subject: [PATCH] sd-device: introduce log_device_*() macros
(cherry picked from commit b0cba0ca526ed2d86e283a0fcfebdf0a4d4bea9b)
Related: #1753369
---
src/libsystemd/sd-device/device-util.h | 27 ++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/src/libsystemd/sd-device/device-util.h b/src/libsystemd/sd-device/device-util.h
index 6dcd2645e6..448dfc63d7 100644
--- a/src/libsystemd/sd-device/device-util.h
+++ b/src/libsystemd/sd-device/device-util.h
@@ -33,3 +33,30 @@
for (device = sd_device_enumerator_get_subsystem_first(enumerator); \
device; \
device = sd_device_enumerator_get_subsystem_next(enumerator))
+
+#define log_device_full(device, level, error, ...) \
+ ({ \
+ const char *_sysname = NULL, *_subsystem = NULL; \
+ sd_device *_d = (device); \
+ int _level = (level), _error = (error); \
+ \
+ if (_d && _unlikely_(log_get_max_level() >= _level)) { \
+ (void) sd_device_get_sysname(_d, &_sysname); \
+ (void) sd_device_get_subsystem(_d, &_subsystem); \
+ } \
+ log_object_internal(_level, _error, __FILE__, __LINE__, __func__, \
+ _sysname ? "DEVICE=" : NULL, _sysname, \
+ _subsystem ? "SUBSYSTEM=" : NULL, _subsystem, ##__VA_ARGS__); \
+ })
+
+#define log_device_debug(link, ...) log_device_full(link, LOG_DEBUG, 0, ##__VA_ARGS__)
+#define log_device_info(link, ...) log_device_full(link, LOG_INFO, 0, ##__VA_ARGS__)
+#define log_device_notice(link, ...) log_device_full(link, LOG_NOTICE, 0, ##__VA_ARGS__)
+#define log_device_warning(link, ...) log_device_full(link, LOG_WARNING, 0, ##__VA_ARGS__)
+#define log_device_error(link, ...) log_device_full(link, LOG_ERR, 0, ##__VA_ARGS__)
+
+#define log_device_debug_errno(link, error, ...) log_device_full(link, LOG_DEBUG, error, ##__VA_ARGS__)
+#define log_device_info_errno(link, error, ...) log_device_full(link, LOG_INFO, error, ##__VA_ARGS__)
+#define log_device_notice_errno(link, error, ...) log_device_full(link, LOG_NOTICE, error, ##__VA_ARGS__)
+#define log_device_warning_errno(link, error, ...) log_device_full(link, LOG_WARNING, error, ##__VA_ARGS__)
+#define log_device_error_errno(link, error, ...) log_device_full(link, LOG_ERR, error, ##__VA_ARGS__)