From 06c0bc8af15f9b1d4e1def4ed1450107c1a5caa8 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Thu, 15 Oct 2020 08:45:03 +0200
Subject: Add const attribute to backend accessors

---
 pugl/pugl.h       | 2 +-
 pugl/pugl_cairo.h | 2 +-
 pugl/pugl_gl.h    | 2 +-
 pugl/pugl_stub.h  | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

(limited to 'pugl')

diff --git a/pugl/pugl.h b/pugl/pugl.h
index 4d363c3..cd931ed 100644
--- a/pugl/pugl.h
+++ b/pugl/pugl.h
@@ -587,7 +587,7 @@ typedef enum {
 /**
    Return a string describing a status code.
 */
-PUGL_API
+PUGL_API PUGL_CONST_FUNC
 const char*
 puglStrerror(PuglStatus status);
 
diff --git a/pugl/pugl_cairo.h b/pugl/pugl_cairo.h
index c68f6bb..4b3b621 100644
--- a/pugl/pugl_cairo.h
+++ b/pugl/pugl_cairo.h
@@ -38,7 +38,7 @@ PUGL_BEGIN_DECLS
 
    Pass the return value to puglInitBackend() to draw to a view with Cairo.
 */
-PUGL_API const PuglBackend*
+PUGL_API PUGL_CONST_FUNC const PuglBackend*
 puglCairoBackend(void);
 
 /**
diff --git a/pugl/pugl_gl.h b/pugl/pugl_gl.h
index d501b3c..471c5ac 100644
--- a/pugl/pugl_gl.h
+++ b/pugl/pugl_gl.h
@@ -49,7 +49,7 @@ puglGetProcAddress(const char* name);
 
    Pass the return value to puglSetBackend() to draw to a view with OpenGL.
 */
-PUGL_API const PuglBackend*
+PUGL_API PUGL_CONST_FUNC const PuglBackend*
 puglGlBackend(void);
 
 PUGL_END_DECLS
diff --git a/pugl/pugl_stub.h b/pugl/pugl_stub.h
index ef48000..f50418e 100644
--- a/pugl/pugl_stub.h
+++ b/pugl/pugl_stub.h
@@ -47,7 +47,7 @@ PUGL_BEGIN_DECLS
    This backend just creates a simple native window without setting up any
    portable graphics API.
 */
-PUGL_API
+PUGL_API PUGL_CONST_FUNC
 const PuglBackend*
 puglStubBackend(void);
 
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