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-rw-r--r--gnu/packages/patches/sdl-pango-blit_overflow.patch32
1 files changed, 32 insertions, 0 deletions
diff --git a/gnu/packages/patches/sdl-pango-blit_overflow.patch b/gnu/packages/patches/sdl-pango-blit_overflow.patch
new file mode 100644
index 0000000000..411d066a74
--- /dev/null
+++ b/gnu/packages/patches/sdl-pango-blit_overflow.patch
@@ -0,0 +1,32 @@
+Index: sdlpango-0.1.2/src/SDL_Pango.c
+===================================================================
+--- sdlpango-0.1.2.orig/src/SDL_Pango.c 2007-10-08 19:44:15.000000000 +0000
++++ sdlpango-0.1.2/src/SDL_Pango.c 2007-10-08 19:45:27.000000000 +0000
+@@ -725,16 +725,23 @@
+ int x = rect->x;
+ int y = rect->y;
+
++ if(x < 0) {
++ width += x; x = 0;
++ }
+ if(x + width > surface->w) {
+ width = surface->w - x;
+- if(width <= 0)
+- return;
++ }
++ if(width <= 0)
++ return;
++
++ if(y < 0) {
++ height += y; y = 0;
+ }
+ if(y + height > surface->h) {
+ height = surface->h - y;
+- if(height <= 0)
+- return;
+ }
++ if(height <= 0)
++ return;
+
+ if(SDL_LockSurface(surface)) {
+ SDL_SetError("surface lock failed");