<AWT Dev> RFR: 8081447: System JPEG builds include in-tree jpeglib.h, resulting in build failure
gnu.andrew at redhat.com
Fri May 29 17:40:41 UTC 2015
----- Original Message -----
> On 2015-05-29 04:24, Andrew Hughes wrote:
> Bug: https://bugs.openjdk.java.net/browse/JDK-8081447 Webrev:
> http://cr.openjdk.java.net/~andrew/8081447/webrev.01/ In testing a fix for
> , I found that system jpeg support seems
> to have bitrotted. Due to the movement of makefiles, it's hard
> to trace where this change occurred, but we have the conditional
> It was a casualty of JDK-8054834 (Modular Source Code ).
Yes, I traced it to that changeset, but it wasn't clear if it was actually
changed there or the file was simply moved then.
> Thanks for the fix, it looks good to me.
My thanks to yourself and Phil. I've pushed the fix:
> ifeq ($(USE_EXTERNAL_LIBJPEG), true)
> BUILD_LIBJAVAJPEG_HEADERS :=
> BUILD_LIBJAVAJPEG_HEADERS := $(addprefix -I, $(LIBJAVAJPEG_SRC))
> but then BUILD_LIBJAVAJPEG_HEADERS is not used and
> instead $(addprefix -I, $(LIBJAVAJPEG_SRC)) is hardcoded in
> CFLAGS := $(CFLAGS_JDKLIB) $(addprefix -I, $(LIBJAVAJPEG_SRC)) \
> When building using the system libjpeg, this means that the jpeglib.h
> from the in-tree copy of libjpeg is used to build jpegdecoder.o. This
> leads to references to symbols that don't exist in the system version
> and a failure to link libjavajpeg.so
> The simple fix for this is to use BUILD_LIBJAVAJPEG_HEADERS again,
> as in the listed webrev.
> Ok to push to client?
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