xpdf: fix some warnings

xpdf/makefile.mk

@@ -48,7 +48,7 @@ dummy:
 
 TARFILE_NAME=xpdf-3.02
 TARFILE_MD5=599dc4cc65a07ee868cf92a667a913d2
-PATCH_FILES=$(TARFILE_NAME).patch xpdf-3.02-ooopwd.patch
+PATCH_FILES=$(TARFILE_NAME).patch xpdf-3.02-ooopwd.patch xpdf-3.02-gfxColorMaxComps.patch
 
 CONFIGURE_DIR=
 BUILD_DIR=$(CONFIGURE_DIR)

xpdf/xpdf-3.02-gfxColorMaxComps.patch

+--- misc/xpdf-3.02/xpdf/GfxState.cc	2007-02-27 23:05:52.000000000 +0100
++++ misc/build/xpdf-3.02/xpdf/GfxState.cc	2011-05-18 20:08:45.003807128 +0200
+@@ -2678,7 +2678,7 @@
+   double x[16], y[16];
+   Guint xi, yi;
+   GfxColorComp c[4][gfxColorMaxComps];
+-  Guint ci[4];
++  Guint ci[gfxColorMaxComps];
+   GfxShadingBitBuf *bitBuf;
+   Object obj1, obj2;
+   int i, j;
+--- misc/xpdf-3.02/xpdf/GfxState.h	2007-02-27 23:05:52.000000000 +0100
++++ misc/build/xpdf-3.02/xpdf/GfxState.h	2011-05-18 20:13:26.973936566 +0200
+@@ -393,8 +393,8 @@
+ 
+   int nComps;			// number of color components (1, 3, or 4)
+   GfxColorSpace *alt;		// alternate color space
+-  double rangeMin[4];		// min values for each component
+-  double rangeMax[4];		// max values for each component
++  double rangeMin[gfxColorMaxComps];	// min values for each component
++  double rangeMax[gfxColorMaxComps];	// max values for each component
+   Ref iccProfileStream;		// the ICC profile
+ };
+