From 5e1ca2099a912d88c57320f61a6f316d2e7c67b7 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Thu, 27 May 2021 18:43:20 -0400
Subject: Make code build cleanly as C++

---
 src/mac_cairo.m |  2 +-
 src/x11.c       | 16 +++++++++++++---
 2 files changed, 14 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/mac_cairo.m b/src/mac_cairo.m
index 59e4bc1..a2888ab 100644
--- a/src/mac_cairo.m
+++ b/src/mac_cairo.m
@@ -101,7 +101,7 @@ puglMacCairoEnter(PuglView* view, const PuglExposeEvent* expose)
   assert(!drawView->cr);
 
   const double scale   = 1.0 / [[NSScreen mainScreen] backingScaleFactor];
-  CGContextRef context = [[NSGraphicsContext currentContext] graphicsPort];
+  CGContextRef context = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
   const CGSize sizePx  = {view->frame.width, view->frame.height};
   const CGSize sizePt  = CGContextConvertSizeToUserSpace(context, sizePx);
 
diff --git a/src/x11.c b/src/x11.c
index fad8bc9..6ac7b90 100644
--- a/src/x11.c
+++ b/src/x11.c
@@ -66,6 +66,16 @@
 #  define MAX(a, b) (((a) > (b)) ? (a) : (b))
 #endif
 
+#ifdef __cplusplus
+#  define PUGL_INIT_STRUCT \
+    {}
+#else
+#  define PUGL_INIT_STRUCT \
+    {                      \
+      0                    \
+    }
+#endif
+
 enum WmClientStateMessageAction {
   WM_STATE_REMOVE,
   WM_STATE_ADD,
@@ -209,7 +219,7 @@ updateSizeHints(const PuglView* const view)
   }
 
   Display*   display   = view->world->impl->display;
-  XSizeHints sizeHints = {0};
+  XSizeHints sizeHints = PUGL_INIT_STRUCT;
 
   if (!view->hints[PUGL_RESIZABLE]) {
     sizeHints.flags       = PBaseSize | PMinSize | PMaxSize;
@@ -280,7 +290,7 @@ puglRealize(PuglView* const view)
   const int            screen  = DefaultScreen(display);
   const Window         root    = RootWindow(display, screen);
   const Window         parent  = view->parent ? (Window)view->parent : root;
-  XSetWindowAttributes attr    = {0};
+  XSetWindowAttributes attr    = PUGL_INIT_STRUCT;
   PuglStatus           st      = PUGL_SUCCESS;
 
   // Ensure that we're unrealized and that a reasonable backend has been set
@@ -1458,7 +1468,7 @@ PuglStatus
 puglX11Configure(PuglView* view)
 {
   PuglInternals* const impl = view->impl;
-  XVisualInfo          pat  = {0};
+  XVisualInfo          pat  = PUGL_INIT_STRUCT;
   int                  n    = 0;
 
   pat.screen = impl->screen;
-- 
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