Run clang-tidy’s modernize-deprecated-headers pass.

This renames most C <*.h> includes into C++ <c*> includes.

25 files changed, 25 insertions, 25 deletions

diff --git a/src/ui/dialog/color-item.cpp b/src/ui/dialog/color-item.cpp
index 4ebee6834..61709f791 100644
--- a/src/ui/dialog/color-item.cpp
+++ b/src/ui/dialog/color-item.cpp
@@ -15,7 +15,7 @@
 #include "config.h"
 #endif
 
-#include <errno.h>
+#include <cerrno>
 
 #include <gtkmm/label.h>
 #include <glibmm/i18n.h>
diff --git a/src/ui/dialog/document-metadata.h b/src/ui/dialog/document-metadata.h
index fd4f76c88..1696bdb15 100644
--- a/src/ui/dialog/document-metadata.h
+++ b/src/ui/dialog/document-metadata.h
@@ -18,7 +18,7 @@
 #endif
 
 #include <list>
-#include <stddef.h>
+#include <cstddef>
 #include "ui/widget/panel.h"
 #include <gtkmm/notebook.h>
 #include <gtkmm/grid.h>
diff --git a/src/ui/dialog/document-properties.h b/src/ui/dialog/document-properties.h
index 89c87f5de..3607af441 100644
--- a/src/ui/dialog/document-properties.h
+++ b/src/ui/dialog/document-properties.h
@@ -14,7 +14,7 @@
 #ifndef INKSCAPE_UI_DIALOG_DOCUMENT_PREFERENCES_H
 #define INKSCAPE_UI_DIALOG_DOCUMENT_PREFERENCES_H
 
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 #include <gtkmm/comboboxtext.h>
 #include <gtkmm/liststore.h>
diff --git a/src/ui/dialog/filedialogimpl-gtkmm.h b/src/ui/dialog/filedialogimpl-gtkmm.h
index 771b08df7..6c5cb38e5 100644
--- a/src/ui/dialog/filedialogimpl-gtkmm.h
+++ b/src/ui/dialog/filedialogimpl-gtkmm.h
@@ -26,7 +26,7 @@
 //General includes
 #include <unistd.h>
 #include <sys/stat.h>
-#include <errno.h>
+#include <cerrno>
 
 #include "filedialog.h"
 
diff --git a/src/ui/dialog/inkscape-preferences.h b/src/ui/dialog/inkscape-preferences.h
index 7aaef90b4..3a1105b11 100644
--- a/src/ui/dialog/inkscape-preferences.h
+++ b/src/ui/dialog/inkscape-preferences.h
@@ -23,7 +23,7 @@
 #include <vector>
 #include "ui/widget/preferences-widget.h"
 #include "ui/widget/button.h"
-#include <stddef.h>
+#include <cstddef>
 #include <gtkmm/colorbutton.h>
 #include <gtkmm/comboboxtext.h>
 #include <gtkmm/treestore.h>
diff --git a/src/ui/shape-editor.cpp b/src/ui/shape-editor.cpp
index 4c11a8b52..1c61a2dea 100644
--- a/src/ui/shape-editor.cpp
+++ b/src/ui/shape-editor.cpp
@@ -11,7 +11,7 @@
 #include <config.h>
 #endif
 
-#include <string.h>
+#include <cstring>
 #include <glibmm/i18n.h>
 
 #include "desktop.h"
diff --git a/src/ui/tool/control-point-selection.h b/src/ui/tool/control-point-selection.h
index ca00800c0..192e273e0 100644
--- a/src/ui/tool/control-point-selection.h
+++ b/src/ui/tool/control-point-selection.h
@@ -15,7 +15,7 @@
 #include <list>
 #include <memory>
 #include <boost/optional.hpp>
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 #include <2geom/forward.h>
 #include <2geom/point.h>
diff --git a/src/ui/tool/control-point.h b/src/ui/tool/control-point.h
index 2ff5b7355..9b71522e3 100644
--- a/src/ui/tool/control-point.h
+++ b/src/ui/tool/control-point.h
@@ -12,7 +12,7 @@
 
 #include <gdkmm/pixbuf.h>
 #include <boost/utility.hpp>
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/signal.h>
 #include <sigc++/trackable.h>
 #include <2geom/point.h>
diff --git a/src/ui/tool/manipulator.h b/src/ui/tool/manipulator.h
index 25862a039..0e6c1ae4e 100644
--- a/src/ui/tool/manipulator.h
+++ b/src/ui/tool/manipulator.h
@@ -13,7 +13,7 @@
 
 #include <set>
 #include <map>
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 #include <glib.h>
 #include <gdk/gdk.h>
diff --git a/src/ui/tool/multi-path-manipulator.h b/src/ui/tool/multi-path-manipulator.h
index 46f0d17ba..3e5667591 100644
--- a/src/ui/tool/multi-path-manipulator.h
+++ b/src/ui/tool/multi-path-manipulator.h
@@ -11,7 +11,7 @@
 #ifndef SEEN_UI_TOOL_MULTI_PATH_MANIPULATOR_H
 #define SEEN_UI_TOOL_MULTI_PATH_MANIPULATOR_H
 
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/connection.h>
 #include "node.h"
 #include "commit-events.h"
diff --git a/src/ui/tool/transform-handle-set.cpp b/src/ui/tool/transform-handle-set.cpp
index 56c34b4d9..de91e10e4 100644
--- a/src/ui/tool/transform-handle-set.cpp
+++ b/src/ui/tool/transform-handle-set.cpp
@@ -9,7 +9,7 @@
  * Released under GNU GPL, read the file 'COPYING' for more information
  */
 
-#include <math.h>
+#include <cmath>
 #include <algorithm>
 
 #include <glib/gi18n.h>
diff --git a/src/ui/tools/arc-tool.h b/src/ui/tools/arc-tool.h
index 7232f07af..2cb2768eb 100644
--- a/src/ui/tools/arc-tool.h
+++ b/src/ui/tools/arc-tool.h
@@ -15,7 +15,7 @@
  * Released under GNU GPL, read the file 'COPYING' for more information
  */
 
-#include <stddef.h>
+#include <cstddef>
 
 #include <2geom/point.h>
 #include <sigc++/connection.h>
diff --git a/src/ui/tools/box3d-tool.h b/src/ui/tools/box3d-tool.h
index cbd7dbe08..513d6d25f 100644
--- a/src/ui/tools/box3d-tool.h
+++ b/src/ui/tools/box3d-tool.h
@@ -15,7 +15,7 @@
  * Released under GNU GPL
  */
 
-#include <stddef.h>
+#include <cstddef>
 
 #include <2geom/point.h>
 #include <sigc++/connection.h>
diff --git a/src/ui/tools/gradient-tool.h b/src/ui/tools/gradient-tool.h
index 3b7a646e7..6421e75ad 100644
--- a/src/ui/tools/gradient-tool.h
+++ b/src/ui/tools/gradient-tool.h
@@ -15,7 +15,7 @@
  * Released under GNU GPL
  */
 
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 #include "ui/tools/tool-base.h"
 
diff --git a/src/ui/tools/measure-tool.h b/src/ui/tools/measure-tool.h
index e50caa434..f87ac2c81 100644
--- a/src/ui/tools/measure-tool.h
+++ b/src/ui/tools/measure-tool.h
@@ -16,7 +16,7 @@
 # include <config.h>
 #endif
 
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 #include "ui/tools/tool-base.h"
 #include <2geom/point.h>
diff --git a/src/ui/tools/mesh-tool.h b/src/ui/tools/mesh-tool.h
index 59c60dad4..df3389b9b 100644
--- a/src/ui/tools/mesh-tool.h
+++ b/src/ui/tools/mesh-tool.h
@@ -17,7 +17,7 @@
  * Released under GNU GPL
  */
 
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 #include "ui/tools/tool-base.h"
 
diff --git a/src/ui/tools/rect-tool.h b/src/ui/tools/rect-tool.h
index 4036bf35b..02760c757 100644
--- a/src/ui/tools/rect-tool.h
+++ b/src/ui/tools/rect-tool.h
@@ -15,7 +15,7 @@
  * Released under GNU GPL
  */
 
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 #include <2geom/point.h>
 #include "ui/tools/tool-base.h"
diff --git a/src/ui/tools/star-tool.h b/src/ui/tools/star-tool.h
index 2e973fad5..6d448bf7f 100644
--- a/src/ui/tools/star-tool.h
+++ b/src/ui/tools/star-tool.h
@@ -14,7 +14,7 @@
  * Released under GNU GPL, read the file 'COPYING' for more information
  */
 
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 #include <2geom/point.h>
 #include "ui/tools/tool-base.h"
diff --git a/src/ui/tools/tool-base.h b/src/ui/tools/tool-base.h
index 1696c6453..2d743ec67 100644
--- a/src/ui/tools/tool-base.h
+++ b/src/ui/tools/tool-base.h
@@ -12,7 +12,7 @@
  * Released under GNU GPL, read the file 'COPYING' for more information
  */
 
-#include <stddef.h>
+#include <cstddef>
 #include <string>
 #include "knot.h"
 #include "knotholder.h"
diff --git a/src/ui/view/view.h b/src/ui/view/view.h
index 200b52e7a..532bf36a8 100644
--- a/src/ui/view/view.h
+++ b/src/ui/view/view.h
@@ -12,7 +12,7 @@
  */
 
 #include <gdk/gdk.h>
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/connection.h>
 #include "message.h"
 #include "inkgc/gc-managed.h"
diff --git a/src/ui/widget/color-picker.h b/src/ui/widget/color-picker.h
index c80571df0..325ba7d13 100644
--- a/src/ui/widget/color-picker.h
+++ b/src/ui/widget/color-picker.h
@@ -15,7 +15,7 @@
 
 #include "labelled.h"
 
-#include <stddef.h>
+#include <cstddef>
 
 #include <gtkmm/dialog.h>
 #include <gtkmm/button.h>
diff --git a/src/ui/widget/page-sizer.h b/src/ui/widget/page-sizer.h
index edc9f5b0c..d64034b8c 100644
--- a/src/ui/widget/page-sizer.h
+++ b/src/ui/widget/page-sizer.h
@@ -14,7 +14,7 @@
 # include <config.h>
 #endif
 
-#include <stddef.h>
+#include <cstddef>
 #include "ui/widget/registered-widget.h"
 #include <sigc++/sigc++.h>
 
diff --git a/src/ui/widget/preferences-widget.h b/src/ui/widget/preferences-widget.h
index acd59fe94..8e1602ff9 100644
--- a/src/ui/widget/preferences-widget.h
+++ b/src/ui/widget/preferences-widget.h
@@ -24,7 +24,7 @@
 
 #include <gtkmm/filechooserbutton.h>
 #include "ui/widget/spinbutton.h"
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 #include <gtkmm/checkbutton.h>
 #include <gtkmm/radiobutton.h>
diff --git a/src/ui/widget/selected-style.h b/src/ui/widget/selected-style.h
index 6f1841928..1437624fa 100644
--- a/src/ui/widget/selected-style.h
+++ b/src/ui/widget/selected-style.h
@@ -28,7 +28,7 @@
 #include <gtkmm/radiomenuitem.h>
 #include "ui/widget/spinbutton.h"
 
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 
 #include "rotateable.h"
diff --git a/src/ui/widget/style-subject.h b/src/ui/widget/style-subject.h
index 398aab065..3a3010f46 100644
--- a/src/ui/widget/style-subject.h
+++ b/src/ui/widget/style-subject.h
@@ -12,7 +12,7 @@
 
 #include <boost/optional.hpp>
 #include <2geom/rect.h>
-#include <stddef.h>
+#include <cstddef>
 #include <sigc++/sigc++.h>
 
 #include "object/sp-item.h"