mesa: make _mesa_read_buffer() static

Not called from any other file.  Remove _mesa_ prefix and update comments.

Reviewed-by: Rob Clark <[email protected]>
Reviewed-by: Roland Scheidegger <[email protected]>

2 files changed, 7 insertions, 10 deletions

diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 2c4a1386776..031b3955b1d 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -693,12 +693,13 @@ _mesa_readbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
 
 
 /**
- * Called by glReadBuffer to set the source renderbuffer for reading pixels.
+ * Called by glReadBuffer and glNamedFramebufferReadBuffer to set the source
+ * renderbuffer for reading pixels.
  * \param mode color buffer such as GL_FRONT, GL_BACK, etc.
  */
-void
-_mesa_read_buffer(struct gl_context *ctx, struct gl_framebuffer *fb,
-                  GLenum buffer, const char *caller)
+static void
+read_buffer(struct gl_context *ctx, struct gl_framebuffer *fb,
+            GLenum buffer, const char *caller)
 {
    GLbitfield supportedMask;
    gl_buffer_index srcBuffer;
@@ -746,7 +747,7 @@ void GLAPIENTRY
 _mesa_ReadBuffer(GLenum buffer)
 {
    GET_CURRENT_CONTEXT(ctx);
-   _mesa_read_buffer(ctx, ctx->ReadBuffer, buffer, "glReadBuffer");
+   read_buffer(ctx, ctx->ReadBuffer, buffer, "glReadBuffer");
 }
 
 
@@ -765,5 +766,5 @@ _mesa_NamedFramebufferReadBuffer(GLuint framebuffer, GLenum src)
    else
       fb = ctx->WinSysReadBuffer;
 
-   _mesa_read_buffer(ctx, fb, src, "glNamedFramebufferReadBuffer");
+   read_buffer(ctx, fb, src, "glNamedFramebufferReadBuffer");
 }
diff --git a/src/mesa/main/buffers.h b/src/mesa/main/buffers.h
index c30cb755cd6..a57bd152d63 100644
--- a/src/mesa/main/buffers.h
+++ b/src/mesa/main/buffers.h
@@ -73,10 +73,6 @@ extern void
 _mesa_update_draw_buffers(struct gl_context *ctx);
 
 
-extern void
-_mesa_read_buffer(struct gl_context *ctx, struct gl_framebuffer *fb,
-                  GLenum buffer, const char *caller);
-
 extern void GLAPIENTRY
 _mesa_ReadBuffer( GLenum mode );