[Interest] Issues building Qt 5.4.0 on CentOS 5.

[Simon Matthews]

On Thu, 12 Feb 2015, Simon Matthews wrote:

>
>
> On Wed, 11 Feb 2015, Simon Matthews wrote:
>
>> 
>>
>>  On Wed, 11 Feb 2015, Thiago Macieira wrote:
>> 
>> >   On Wednesday 11 February 2015 19:17:02 Simon Matthews wrote:
>> > >   OK, nm. By the way, am I correct in my belief that for Qt 5.4.0, that
>> > >   Webkit depends on icu?
>> > 
>> >   Correct.
>>
>>  Thanks for confirming that. I did not want to waste time chasing down an
>>  issue that wasn't relevent to my problem.
>>
>>  Using the link and some slight modifications, I got Qt to build,
>>  apparently with ICU support, but, no Webkit. After installation, there are
>>  no files called
>>  /usr/lib/Qt/Qt-5.4.0-x86_64/lib/libQt5WebKit*
>>
>>  It looks like I need to figure out how to get it to build with fontconfig
>>  and maybe other options that I have disabled (multimedia?)
>>
>>  ./configure -R ‘\\\$$ORIGIN’ -D _X_INLINE=inline -D
>>  XK_dead_currency=0xfe6f -D XK_ISO_Level5_Lock=0xfe13 -D
>>  FC_WEIGHT_EXTRABLACK=215 -D FC_WEIGHT_ULTRABLACK=FC_WEIGHT_EXTRABLACK -v
>>  -opensource -qt-libpng -qt-zlib -qt-libjpeg  -nomake examples
>>  -qt-sql-sqlite -confirm-license -prefix /usr/lib/Qt/Qt-5.4.0-x86_64
>>  -widgets -no-openssl  -no-openssl -no-dbus -no-fontconfig -qt-xcb
>>  -no-opengl  -skip activeqt -skip androidextras -skip connectivity -skip
>>  enginio -skip location -skip macextras -skip multimedia -skip quick1 -skip
>>  sensors -skip serialport -skip wayland -skip webchannel -skip
>>  webkit-examples  -skip x11extras  -c++11 -icu
>
> I have progressed a little further, but seem to have come to a block. As I 
> wrote earlier, I need to build WebKit. According to the documentation, this 
> requires:
>
>     bison
>     flex
>     gperf
>     Ruby [ruby-lang.org]
>     ICU [site.icu-project.org]
>
> It also seems to require fontconfig.
>
> Since the versions of icu and fontconfig were too old, I built my own from 
> source, using fontconfig-2.8.0 and icu-4.2.1 (these versions are what are 
> used on CentOS 6, where I already had a successful build of Qt5).
>
> I am using the devtoolset-1.1 version of gcc (4.7.2).
>
> My configure command is forcing fontconfig and icu support:
> ./configure -R ‘\\\$$ORIGIN’ -D _X_INLINE=inline -D XK_dead_currency=0xfe6f 
> -D XK_ISO_Level5_Lock=0xfe13 -D FC_WEIGHT_EXTRABLACK=215 -D 
> FC_WEIGHT_ULTRABLACK=FC_WEIGHT_EXTRABLACK -v -opensource -qt-libpng -qt-zlib 
> -qt-libjpeg  -nomake examples -qt-sql-sqlite -confirm-license -prefix 
> /usr/lib/Qt/Qt-5.4.0-x86_64 -widgets -no-openssl  -no-dbus -qt-xcb -no-opengl 
> -skip activeqt -skip androidextras -skip connectivity -skip enginio -skip 
> location -skip macextras -skip multimedia -skip quick1 -skip sensors -skip 
> serialport -skip wayland -skip webchannel -skip webkit-examples  -skip 
> x11extras -c++11 -icu -fontconfig -I /usr/local/include/layout -I 
> /usr/local/include/unicode -L /usr/local/lib -L /usr/local/lib/icu
>
> This gets much further, but fails on Javascript:
> Creating JIT stubs for jit/JITStubs.cpp
> ruby 
> /tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore/offlineasm/asm.rb 
> /tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore/llint/LowLevelInterpreter.asm 
> LLIntOffsetsExtractor generated/LLIntAssembly.h
> offlineasm: Parsing 
> /tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore/llint/LowLevelInterpreter.asm 
> and LLIntOffsetsExtractor and creating assembly file 
> generated/LLIntAssembly.h.
> /tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore/offlineasm/offsets.rb:111:in 
> `offsetsAndConfigurationIndex': undefined method `getbyte' for 
> #<File:LLIntOffsetsExtractor (closed)> (NoMethodError)
>        from 
> /tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore/offlineasm/offsets.rb:110:in 
> `loop'
>        from 
> /tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore/offlineasm/offsets.rb:110:in 
> `offsetsAndConfigurationIndex'
>        from 
> /tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore/offlineasm/offsets.rb:108:in 
> `open'
>        from 
> /tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore/offlineasm/offsets.rb:108:in 
> `offsetsAndConfigurationIndex'
>        from 
> /tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore/offlineasm/asm.rb:230
> make[3]: *** [generated/LLIntAssembly.h] Error 1
> make[3]: Leaving directory 
> `/tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore'
> make[2]: *** [sub-DerivedSources-pri-make_first-ordered] Error 2
> make[2]: Leaving directory 
> `/tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit/Source/JavaScriptCore'
> make[1]: *** 
> [sub-Source-JavaScriptCore-JavaScriptCore-pro-make_first-ordered] Error 2
> make[1]: Leaving directory 
> `/tmp/QT5-gcc47/qt-everywhere-opensource-src-5.4.0/qtwebkit'
> make: *** [module-qtwebkit-make_first] Error 2
>
> Any suggestions?


Answering my own question here, it looks like an issue with the version of 
Ruby. 'getbyte' seems to have been added or changed in Ruby 1.8.7.

Simon