libsvgtiny: only print debugging if GRADIENT_DEBUG is enabled

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

diff --git a/package/libsvgtiny/libsvgtiny-disable-debug-printfs.patch b/package/libsvgtiny/libsvgtiny-disable-debug-printfs.patch
new file mode 100644 (file)
index 0000000..72ed21c
--- /dev/null
+++ b/package/libsvgtiny/libsvgtiny-disable-debug-printfs.patch
@@ -0,0 +1,125 @@
+svntiny: svntiny_gradient.c: only print debugging if GRADIENT_DEBUG is enabled
+
+Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
+---
+ src/svgtiny_gradient.c |   23 ++++++++++++++++++++++-
+ 1 file changed, 22 insertions(+), 1 deletion(-)
+
+Index: libsvgtiny/src/svgtiny_gradient.c
+===================================================================
+--- libsvgtiny.orig/src/svgtiny_gradient.c
++++ libsvgtiny/src/svgtiny_gradient.c
+@@ -30,8 +30,9 @@ void svgtiny_find_gradient(const char *i
+ {
+       xmlNode *gradient;
+ 
++#ifdef GRADIENT_DEBUG
+       fprintf(stderr, "svgtiny_find_gradient: id \"%s\"\n", id);
+-
++#endif
+       state->linear_gradient_stop_count = 0;
+       state->gradient_x1 = "0%";
+       state->gradient_y1 = "0%";
+@@ -47,13 +48,17 @@ void svgtiny_find_gradient(const char *i
+ 
+       gradient = svgtiny_find_element_by_id(
+                       (xmlNode *) state->document, id);
++#ifdef GRADIENT_DEBUG
+       fprintf(stderr, "gradient %p\n", (void *) gradient);
++#endif
+       if (!gradient) {
+               fprintf(stderr, "gradient \"%s\" not found\n", id);
+               return;
+       }
+ 
++#ifdef GRADIENT_DEBUG
+       fprintf(stderr, "gradient name \"%s\"\n", gradient->name);
++#endif
+       if (strcmp((const char *) gradient->name, "linearGradient") == 0) {
+               svgtiny_parse_linear_gradient(gradient, state);
+       }
+@@ -98,8 +103,10 @@ svgtiny_code svgtiny_parse_linear_gradie
+                               return svgtiny_OUT_OF_MEMORY;
+                       svgtiny_parse_transform(s, &a, &b, &c, &d, &e, &f);
+                       free(s);
++#ifdef GRADIENT_DEBUG
+                       fprintf(stderr, "transform %g %g %g %g %g %g\n",
+                                       a, b, c, d, e, f);
++#endif
+                       state->gradient_transform.a = a;
+                       state->gradient_transform.b = b;
+                       state->gradient_transform.c = c;
+@@ -143,7 +150,9 @@ svgtiny_code svgtiny_parse_linear_gradie
+               }
+ 
+               if (offset != -1 && color != svgtiny_TRANSPARENT) {
++#ifdef GRADIENT_DEBUG
+                       fprintf(stderr, "stop %g %x\n", offset, color);
++#endif
+                       state->gradient_stop[i].offset = offset;
+                       state->gradient_stop[i].color = color;
+                       i++;
+@@ -220,9 +229,11 @@ svgtiny_code svgtiny_add_path_linear_gra
+       #endif
+ 
+       /* compute gradient vector */
++#ifdef GRADIENT_DEBUG
+       fprintf(stderr, "x1 %s, y1 %s, x2 %s, y2 %s\n",
+                       state->gradient_x1, state->gradient_y1,
+                       state->gradient_x2, state->gradient_y2);
++#endif
+       if (!state->gradient_user_space_on_use) {
+               gradient_x0 = object_x0 +
+                               svgtiny_parse_length(state->gradient_x1,
+@@ -297,9 +308,11 @@ svgtiny_code svgtiny_add_path_linear_gra
+ 
+       /* invert gradient transform for applying to vertices */
+       svgtiny_invert_matrix(&state->gradient_transform.a, trans);
++#ifdef GRADIENT_DEBUG
+       fprintf(stderr, "inverse transform %g %g %g %g %g %g\n",
+                       trans[0], trans[1], trans[2], trans[3],
+                       trans[4], trans[5]);
++#endif
+ 
+       /* compute points on the path for triangle vertices */
+       /* r, r0, r1 are distance along gradient vector */
+@@ -372,8 +385,10 @@ svgtiny_code svgtiny_add_path_linear_gra
+               steps = ceilf(fabsf(r1 - r0) / 0.05);
+               if (steps == 0)
+                       steps = 1;
++#ifdef GRADIENT_DEBUG
+               fprintf(stderr, "r0 %g, r1 %g, steps %i\n",
+                               r0, r1, steps);
++#endif
+ 
+               /* loop through intermediate points */
+               for (z = 1; z != steps; z++) {
+@@ -398,7 +413,9 @@ svgtiny_code svgtiny_add_path_linear_gra
+                       r = ((x_trans - gradient_x0) * gradient_dx +
+                                       (y_trans - gradient_y0) * gradient_dy) /
+                                       gradient_norm_squared;
++#ifdef GRADIENT_DEBUG
+                       fprintf(stderr, "(%g %g [%g]) ", x, y, r);
++#endif
+                       point = svgtiny_list_push(pts);
+                       if (!point) {
+                               svgtiny_list_free(pts);
+@@ -412,14 +429,18 @@ svgtiny_code svgtiny_add_path_linear_gra
+                               min_pt = svgtiny_list_size(pts) - 1;
+                       }
+               }
++#ifdef GRADIENT_DEBUG
+               fprintf(stderr, "\n");
++#endif
+ 
+               /* next segment start point is this segment end point */
+               x0 = x1;
+               y0 = y1;
+       }
++#ifdef GRADIENT_DEBUG
+       fprintf(stderr, "pts size %i, min_pt %i, min_r %.3f\n",
+                       svgtiny_list_size(pts), min_pt, min_r);
++#endif
+ 
+       /* render triangles */
+       stop_count = state->linear_gradient_stop_count;