Remove 2 -Wunused-but-set-variable warnings in gvrender_gd.c

diff --git a/plugin/gd/gvrender_gd.c b/plugin/gd/gvrender_gd.c
index 165f097811a6ceea0e648d0526cba98f1b0f3a49..ddc89cf2fb49dc7784392ffead3f32cc10f647d2 100644 (file)
--- a/plugin/gd/gvrender_gd.c
+++ b/plugin/gd/gvrender_gd.c
@@ -31,6 +31,7 @@
 #define UINT32_MAX             (4294967295U)
 #endif
 
+#define NOTUSED(x)     (void) (x)
 
 typedef enum {
        FORMAT_GIF,
@@ -77,7 +78,6 @@ static void gdgen_begin_page(GVJ_t * job)
 {
     char *bgcolor_str = NULL, *truecolor_str = NULL;
     boolean truecolor_p = FALSE;       /* try to use cheaper paletted mode */
-    boolean bg_transparent_p = FALSE;
     gdImagePtr im = NULL;
 
     truecolor_str = agget((graph_t*)(job->gvc->g), "truecolor");       /* allow user to force truecolor */
@@ -87,7 +87,6 @@ static void gdgen_begin_page(GVJ_t * job)
        truecolor_p = mapbool(truecolor_str);
 
     if (bgcolor_str && strcmp(bgcolor_str, "transparent") == 0) {
-       bg_transparent_p = TRUE;
        if (job->render.features->flags & GVDEVICE_DOES_TRUECOLOR)
            truecolor_p = TRUE; /* force truecolor */
     }
@@ -186,6 +185,8 @@ static void gdgen_end_page(GVJ_t * job)
 #ifdef HAVE_GD_GIF
            gdImageTrueColorToPalette(im, 0, 256);
            gdImageGifCtx(im, &ctx);
+#else
+            NOTUSED(ctx);
 #endif
            break;
        case FORMAT_JPEG: