libpng-pngminus.patch

   1 --- libpng-1.6.37/contrib/pngminus/Makefile~    2019-04-14 20:10:32.000000000 +0200
   2 +++ libpng-1.6.37/contrib/pngminus/Makefile     2019-04-23 09:25:47.422459927 +0200
   3 @@ -8,7 +8,7 @@
   4  RM = rm -f
   5
   6  PNGINC = -I../..
   7 -PNGLIB_SHARED = -L../.. -lpng
   8 +PNGLIB_SHARED = -L../.. -L../../.libs/ -lpng16
   9  PNGLIB_STATIC = ../../libpng.a
  10
  11  # Uncomment the following if you have a custom zlib build at ../../../zlib
  12 @@ -20,10 +20,10 @@
  13  ZLIB_SHARED = -lz
  14  ZLIB_STATIC = -lz
  15
  16 -CPPFLAGS = $(PNGINC) $(ZINC)
  17 +CPPFLAGS = $(OPT_FLAGS) $(PNGINC) $(ZINC)
  18  CFLAGS =
  19  LDFLAGS =
  20 -LIBS_SHARED = $(PNGLIB_SHARED) $(ZLIB_SHARED)
  21 +LIBS_SHARED = $(LD_FLAGS) $(PNGLIB_SHARED) $(ZLIB_SHARED)
  22  LIBS_STATIC = $(PNGLIB_STATIC) $(ZLIB_STATIC)
  23
  24  EXEEXT =
  25 @@ -31,7 +31,7 @@
  26
  27  # dependencies
  28
  29 -all: png2pnm$(EXEEXT) pnm2png$(EXEEXT) png2pnm-static$(EXEEXT) pnm2png-static$(EXEEXT)
  30 +all: png2pnm$(EXEEXT) pnm2png$(EXEEXT)
  31
  32  png2pnm.o: png2pnm.c
  33         $(CC) -c $(CPPFLAGS) $(CFLAGS) png2pnm.c