Use a central header.

$ time (make clean; make)

Before: ~8.0 seconds
After: ~8.1 seconds

12 files changed, 45 insertions, 83 deletions

diff --git a/src/ld-canvas.c b/src/ld-canvas.c
index e41d014..9523d9d 100644
--- a/src/ld-canvas.c
+++ b/src/ld-canvas.c
@@ -10,21 +10,11 @@
 
 #include <math.h>
 #include <string.h>
-
-#include <gtk/gtk.h>
 #include <gdk/gdkkeysyms.h>
 
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-marshal.h"
-#include "ld-types.h"
-#include "ld-diagram-object.h"
-#include "ld-diagram-symbol.h"
-#include "ld-diagram.h"
-#include "ld-symbol.h"
-#include "ld-library.h"
-#include "ld-canvas.h"
-
 
 /**
  * SECTION:ld-canvas
diff --git a/src/ld-diagram-object.c b/src/ld-diagram-object.c
index a9f87ba..f43e620 100644
--- a/src/ld-diagram-object.c
+++ b/src/ld-diagram-object.c
@@ -8,12 +8,9 @@
  *
  */
 
-#include <gtk/gtk.h>
-
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-diagram-object.h"
-
 
 /**
  * SECTION:ld-diagram-object
diff --git a/src/ld-diagram-symbol.c b/src/ld-diagram-symbol.c
index 0310579..3308dbb 100644
--- a/src/ld-diagram-symbol.c
+++ b/src/ld-diagram-symbol.c
@@ -8,13 +8,9 @@
  *
  */
 
-#include <gtk/gtk.h>
-
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-diagram-object.h"
-#include "ld-diagram-symbol.h"
-
 
 /**
  * SECTION:ld-diagram-symbol
diff --git a/src/ld-diagram.c b/src/ld-diagram.c
index 7a6694c..0129e2b 100644
--- a/src/ld-diagram.c
+++ b/src/ld-diagram.c
@@ -8,14 +8,9 @@
  *
  */
 
-#include <gtk/gtk.h>
-#include <json-glib/json-glib.h>
-
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-diagram-object.h"
-#include "ld-diagram.h"
-
 
 /**
  * SECTION:ld-diagram
diff --git a/src/ld-library.c b/src/ld-library.c
index adf069d..37e2bc9 100644
--- a/src/ld-library.c
+++ b/src/ld-library.c
@@ -10,18 +10,9 @@
 
 #include <string.h>
 
-#include <gtk/gtk.h>
-#include <json-glib/json-glib.h>
-
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-types.h"
-#include "ld-symbol.h"
-#include "ld-symbol-category.h"
-#include "ld-library.h"
-
-#include "ld-lua.h"
-
 
 /**
  * SECTION:ld-library
diff --git a/src/ld-lua-symbol.c b/src/ld-lua-symbol.c
index 955bd97..27a6279 100644
--- a/src/ld-lua-symbol.c
+++ b/src/ld-lua-symbol.c
@@ -8,18 +8,9 @@
  *
  */
 
-#include <gtk/gtk.h>
-
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-types.h"
-#include "ld-symbol.h"
-#include "ld-symbol-category.h"
-#include "ld-library.h"
-
-#include "ld-lua.h"
-#include "ld-lua-symbol.h"
-
 #include "ld-lua-private.h"
 #include "ld-lua-symbol-private.h"
 
diff --git a/src/ld-lua.c b/src/ld-lua.c
index 448e25c..47a41b5 100644
--- a/src/ld-lua.c
+++ b/src/ld-lua.c
@@ -8,20 +8,13 @@
  *
  */
 
-#include <gtk/gtk.h>
 #include <lua.h>
 #include <lualib.h>
 #include <lauxlib.h>
 
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-types.h"
-#include "ld-symbol.h"
-#include "ld-library.h"
-
-#include "ld-lua.h"
-#include "ld-lua-symbol.h"
-
 #include "ld-lua-private.h"
 #include "ld-lua-symbol-private.h"
 
diff --git a/src/ld-symbol-category.c b/src/ld-symbol-category.c
index b9d70b1..e4b86a9 100644
--- a/src/ld-symbol-category.c
+++ b/src/ld-symbol-category.c
@@ -8,15 +8,9 @@
  *
  */
 
-#include <gtk/gtk.h>
-
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-types.h"
-#include "ld-symbol.h"
-#include "ld-symbol-category.h"
-#include "ld-library.h"
-
 
 /**
  * SECTION:ld-symbol-category
diff --git a/src/ld-symbol.c b/src/ld-symbol.c
index fd9ef5a..fafa9ab 100644
--- a/src/ld-symbol.c
+++ b/src/ld-symbol.c
@@ -8,15 +8,9 @@
  *
  */
 
-#include <gtk/gtk.h>
-
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-types.h"
-#include "ld-symbol.h"
-#include "ld-symbol-category.h"
-#include "ld-library.h"
-
 
 /**
  * SECTION:ld-symbol
diff --git a/src/ld-types.c b/src/ld-types.c
index 5bed9dc..cde3da6 100644
--- a/src/ld-types.c
+++ b/src/ld-types.c
@@ -10,12 +10,9 @@
 
 #include <math.h>
 
-#include <gtk/gtk.h>
-
+#include "liblogdiag.h"
 #include "config.h"
 
-#include "ld-types.h"
-
 
 #define DEFINE_BOXED_TYPE(TypeName, type_name) \
 GType \
diff --git a/src/ld-window-main.c b/src/ld-window-main.c
index 08e18e8..6cea286 100644
--- a/src/ld-window-main.c
+++ b/src/ld-window-main.c
@@ -10,21 +10,11 @@
 
 #include <gtk/gtk.h>
 
+#include "liblogdiag.h"
 #include "config.h"
 
 #include "ld-window-main.h"
 
-#include "ld-types.h"
-#include "ld-symbol.h"
-#include "ld-symbol-category.h"
-#include "ld-library.h"
-
-#include "ld-diagram-object.h"
-#include "ld-diagram-symbol.h"
-#include "ld-diagram.h"
-
-#include "ld-canvas.h"
-
 
 /**
  * SECTION:ld-window-main
diff --git a/src/liblogdiag.h b/src/liblogdiag.h
new file mode 100644
index 0000000..800826f
--- /dev/null
+++ b/src/liblogdiag.h
@@ -0,0 +1,34 @@
+/*
+ * liblogdiag.h
+ *
+ * This file is a part of logdiag.
+ * Copyright Přemysl Janouch 2011. All rights reserved.
+ *
+ * See the file LICENSE for licensing information.
+ *
+ */
+
+#ifndef __LIBLOGDIAG_H__
+#define __LIBLOGDIAG_H__
+
+#include <gtk/gtk.h>
+#include <json-glib/json-glib.h>
+
+#include "ld-marshal.h"
+#include "ld-types.h"
+
+#include "ld-symbol.h"
+#include "ld-symbol-category.h"
+#include "ld-library.h"
+
+#include "ld-diagram-object.h"
+#include "ld-diagram-symbol.h"
+#include "ld-diagram.h"
+
+#include "ld-canvas.h"
+
+#include "ld-lua.h"
+#include "ld-lua-symbol.h"
+
+#endif /* ! __LIBLOGDIAG_H__ */
+