api: add C++ guards

src/systemd/sd-bus-vtable.h

@@ -22,6 +22,10 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct sd_bus_vtable sd_bus_vtable;
 
 #include "sd-bus.h"
@@ -124,4 +128,8 @@ struct sd_bus_vtable {
                 .type = _SD_BUS_VTABLE_END,                             \
         }
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif

src/systemd/sd-event.h

@@ -37,6 +37,10 @@
   - Handles signals and child PIDs
 */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct sd_event sd_event;
 typedef struct sd_event_source sd_event_source;
 
@@ -111,4 +115,8 @@ int sd_event_source_get_time_accuracy(sd_event_source *s, uint64_t *usec);
 int sd_event_source_get_signal(sd_event_source *s);
 int sd_event_source_get_child_pid(sd_event_source *s, pid_t *pid);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif

src/systemd/sd-id128.h

@@ -1,7 +1,7 @@
 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
 
-#ifndef fooid128hfoo
-#define fooid128hfoo
+#ifndef foosdid128hfoo
+#define foosdid128hfoo
 
 /***
   This file is part of systemd.

src/systemd/sd-journal.h

@@ -1,7 +1,7 @@
 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
 
-#ifndef foojournalhfoo
-#define foojournalhfoo
+#ifndef foosdjournalhfoo
+#define foosdjournalhfoo
 
 /***
   This file is part of systemd.

src/systemd/sd-rtnl.h

@@ -24,6 +24,10 @@
 
 #include <inttypes.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct sd_rtnl sd_rtnl;
 typedef struct sd_rtnl_message sd_rtnl_message;
 
@@ -53,4 +57,8 @@ int sd_rtnl_message_get_type(sd_rtnl_message *m, uint16_t *type);
 int sd_rtnl_message_append(sd_rtnl_message *m, unsigned short type, const void *data);
 int sd_rtnl_message_read(sd_rtnl_message *m, unsigned short *type, void **data);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif

src/systemd/sd-utf8.h

@@ -1,7 +1,7 @@
 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
 
-#ifndef fooutf8hfoo
-#define fooutf8hfoo
+#ifndef foosdutf8hfoo
+#define foosdutf8hfoo
 
 /***
   This file is part of systemd.
@@ -22,7 +22,15 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 const char *sd_utf8_is_valid(const char *s);
 const char *sd_ascii_is_valid(const char *s);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif