X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fsystemd%2Fsd-shutdown.h;h=1d65549882cfe743848cef0b13e3e2b5bc0fa7ef;hb=3fa5dd6de798e17d93531bc900b8e2dc587c38f3;hp=cee435017338d289ee94d1a6137919ad5707dcea;hpb=f274ece0f76b5709408821e317e87aef76123db6;p=elogind.git

diff --git a/src/systemd/sd-shutdown.h b/src/systemd/sd-shutdown.h
index cee435017..1d6554988 100644
--- a/src/systemd/sd-shutdown.h
+++ b/src/systemd/sd-shutdown.h
@@ -26,6 +26,14 @@
 
 #include <inttypes.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef _sd_packed_
+#  define _sd_packed_ __attribute__((packed))
+#endif
+
 typedef enum sd_shutdown_mode {
         SD_SHUTDOWN_NONE = 0,
         SD_SHUTDOWN_REBOOT = 'r',
@@ -37,7 +45,7 @@ typedef enum sd_shutdown_mode {
 /* Calculate the size of the message as "offsetof(struct
  * sd_shutdown_command, wall_message) +
  * strlen(command.wall_message)" */
-__attribute__((packed)) struct sd_shutdown_command {
+struct sd_shutdown_command {
         /* Microseconds after the epoch 1970 UTC */
         uint64_t usec;
 
@@ -55,7 +63,7 @@ __attribute__((packed)) struct sd_shutdown_command {
         /* The wall message to send around. Leave empty for the
          * default wall message */
         char wall_message[];
-};
+} _sd_packed_;
 
 /* The scheme is very simple:
  *
@@ -105,4 +113,8 @@ __attribute__((packed)) struct sd_shutdown_command {
  * anybody.
  */
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif