8 files changed, 48 insertions, 0 deletions
diff --git a/eel/eel-lib-self-check-functions.h b/eel/eel-lib-self-check-functions.h
index 00c5b028..fd404b1a 100644
--- a/eel/eel-lib-self-check-functions.h
+++ b/eel/eel-lib-self-check-functions.h
@@ -23,6 +23,9 @@
    Author: Darin Adler <[email protected]>
 */
 
+#ifndef __EEL_LIB_SELF_CHECK_FUNCTIONS_H__
+#define __EEL_LIB_SELF_CHECK_FUNCTIONS_H__
+
 #include "eel-self-checks.h"
 
 void eel_run_lib_self_checks (void);
@@ -47,3 +50,6 @@ void eel_run_lib_self_checks (void);
 
 /* Generate prototypes for all the functions. */
 EEL_LIB_FOR_EACH_SELF_CHECK_FUNCTION (EEL_SELF_CHECK_FUNCTION_PROTOTYPE)
+
+#endif	/* __EEL_LIB_SELF_CHECK_FUNCTIONS_H__ */
+
diff --git a/libcaja-private/caja-directory-background.h b/libcaja-private/caja-directory-background.h
index e92b40ba..2a48b7bb 100644
--- a/libcaja-private/caja-directory-background.h
+++ b/libcaja-private/caja-directory-background.h
@@ -26,6 +26,9 @@
             Jasmine Hassan <[email protected]>
 */
 
+#ifndef __CAJA_DIRECTORY_BACKGROUND_H__
+#define __CAJA_DIRECTORY_BACKGROUND_H__
+
 #include "../eel/eel-background.h"
 
 #include "caja-file.h"
@@ -36,3 +39,6 @@ void     caja_connect_background_to_file_metadata    (GtkWidget         *widget,
                                                       GdkDragAction      default_drag_action);
 
 void     caja_connect_desktop_background_to_settings (CajaIconContainer *icon_container);
+
+#endif	/* __CAJA_DIRECTORY_BACKGROUND_H__ */
+
diff --git a/libcaja-private/caja-directory-notify.h b/libcaja-private/caja-directory-notify.h
index dabf35e5..41c45b49 100644
--- a/libcaja-private/caja-directory-notify.h
+++ b/libcaja-private/caja-directory-notify.h
@@ -22,6 +22,9 @@
    Author: Darin Adler <[email protected]>
 */
 
+#ifndef __CAJA_DIRECTORY_NOTIFY_H__
+#define __CAJA_DIRECTORY_NOTIFY_H__
+
 #include <gdk/gdk.h>
 
 #include "caja-file.h"
@@ -67,3 +70,6 @@ void caja_directory_schedule_position_set    (GList        *position_setting_lis
  * it needs to be used for code like the thumbnail generation.
  */
 void caja_file_changed                       (CajaFile *file);
+
+#endif	/* __CAJA_DIRECTORY_NOTIFY_H__ */
+
diff --git a/libcaja-private/caja-directory-private.h b/libcaja-private/caja-directory-private.h
index db189ae8..d39afed5 100644
--- a/libcaja-private/caja-directory-private.h
+++ b/libcaja-private/caja-directory-private.h
@@ -22,6 +22,9 @@
    Author: Darin Adler <[email protected]>
 */
 
+#ifndef __CAJA_DIRECTORY_PRIVATE_H__
+#define __CAJA_DIRECTORY_PRIVATE_H__
+
 #include <gio/gio.h>
 #include <libxml/tree.h>
 
@@ -237,3 +240,6 @@ void               caja_directory_remove_file_from_work_queue     (CajaDirectory
 
 /* debugging functions */
 int                caja_directory_number_outstanding              (void);
+
+#endif	/* __CAJA_DIRECTORY_PRIVATE_H__ */
+
diff --git a/libcaja-private/caja-emblem-utils.h b/libcaja-private/caja-emblem-utils.h
index cdc4e677..c524a4f9 100644
--- a/libcaja-private/caja-emblem-utils.h
+++ b/libcaja-private/caja-emblem-utils.h
@@ -22,6 +22,9 @@
    Author: Alexander Larsson <[email protected]>
 */
 
+#ifndef __CAJA_EMBLEM_UTILS_H__
+#define __CAJA_EMBLEM_UTILS_H__
+
 #include <glib.h>
 #include <gio/gio.h>
 #include <gtk/gtk.h>
@@ -51,3 +54,6 @@ gboolean   caja_emblem_can_rename_emblem          (const char *keyword);
 
 char *     caja_emblem_create_unique_keyword      (const char *base);
 
+
+#endif	/* __CAJA_EMBLEM_UTILS_H__ */
+
diff --git a/libcaja-private/caja-lib-self-check-functions.h b/libcaja-private/caja-lib-self-check-functions.h
index 4e9a2de0..7713a71a 100644
--- a/libcaja-private/caja-lib-self-check-functions.h
+++ b/libcaja-private/caja-lib-self-check-functions.h
@@ -23,6 +23,9 @@
    Author: Darin Adler <[email protected]>
 */
 
+#ifndef __CAJA_LIB_SELF_CHECK_FUNCTIONS_H__
+#define __CAJA_LIB_SELF_CHECK_FUNCTIONS_H__
+
 #include "../eel/eel-self-checks.h"
 
 void caja_run_lib_self_checks (void);
@@ -48,3 +51,6 @@ void caja_run_lib_self_checks (void);
 
 /* Generate prototypes for all the functions. */
 CAJA_LIB_FOR_EACH_SELF_CHECK_FUNCTION (EEL_SELF_CHECK_FUNCTION_PROTOTYPE)
+
+#endif	/* __CAJA_LIB_SELF_CHECK_FUNCTIONS_H__ */
+
diff --git a/src/caja-self-check-functions.h b/src/caja-self-check-functions.h
index 398999bf..ec503943 100644
--- a/src/caja-self-check-functions.h
+++ b/src/caja-self-check-functions.h
@@ -27,6 +27,9 @@
  */
 
 
+#ifndef __CAJA_SELF_CHECK_FUNCTIONS_H__
+#define __CAJA_SELF_CHECK_FUNCTIONS_H__
+
 void caja_run_self_checks (void);
 
 /* Putting the prototypes for these self-check functions in each
@@ -45,3 +48,6 @@ void caja_run_self_checks (void);
 
 /* Generate prototypes for all the functions. */
 CAJA_FOR_EACH_SELF_CHECK_FUNCTION (CAJA_SELF_CHECK_FUNCTION_PROTOTYPE)
+
+#endif	/* __CAJA_SELF_CHECK_FUNCTIONS_H__ */
+
diff --git a/src/file-manager/caja-audio-mime-types.h b/src/file-manager/caja-audio-mime-types.h
index 7b3d516c..998fc4ba 100644
--- a/src/file-manager/caja-audio-mime-types.h
+++ b/src/file-manager/caja-audio-mime-types.h
@@ -1,4 +1,7 @@
 /* See https://gstreamer.freedesktop.org/documentation/plugin-development/advanced/media-types.html?gi-language=c#table-of-audio-types */
+#ifndef __CAJA_AUDIO_MIME_TYPES_H__
+#define __CAJA_AUDIO_MIME_TYPES_H__
+
 static const char* audio_mime_types[] =
 {
     "audio/3gpp",
@@ -43,3 +46,6 @@ static const char* audio_mime_types[] =
     "audio/x-xm",
     "application/x-flac",
 };
+
+#endif	/* __CAJA_AUDIO_MIME_TYPES_H__ */
+