Re: build failure in qt5-mac-qtwebkit when fink's flex is present

On 10/1/2014 4:22 PM, Alexander Hansen wrote:
> ...
>
> ( test -e Makefile.ANGLE.DerivedSources || /sw/lib/qt5-mac/bin/qmake
> /sw/src/fink.build/qt5-mac-qtwebkit-5.3.2-1/qtwebkit-opensource-src-5.3.2/Source/ThirdParty/ANGLE/DerivedSources.pri
> -o Makefile.ANGLE.DerivedSources ) &&
> /Applications/Xcode.app/Contents/Developer/usr/bin/make -f
> Makefile.ANGLE.DerivedSources
> flex --noline --nounistd --outfile=generated/glslang_lex.cpp
> src/compiler/glslang.l
> flex --noline --nounistd --outfile=generated/Tokenizer_lex.cpp
> src/compiler/preprocessor/Tokenizer.l
> flex: unknown flag '-'.  For usage, try
> 	flex --help
> bison --no-lines --skeleton=yacc.c --defines=generated/glslang_tab.h
> --output=generated/glslang_tab.cpp src/compiler/glslang.y
> flex: unknown flag '-'.  For usage, try
> 	flex --help
> make[2]: *** [generated/Tokenizer_lex.cpp] Error 1
>
> ...
>
> Removing Fink's flex allows the build to proceed.

Fixed.

> Unrelatedly, there appears to be a typo somewhere (possibly from
> upstream) which leads to numerous warnings:
>
> clang: warning: argument unused during compilation: '-MMD'

I haven't been able to trace where that comes from.  It may be from 
setting -MD and qmake somehow adds -M in front of that, but I'm not sure.

Hanspeter


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