[Qbs] qbs ignores the 'manual' cpp.linkerMode behavior

[Jake Petroules]

Indeed it has, and your advice is correct. This is probably a good candidate for our FAQ. I've created a task for it: https://bugreports.qt.io/browse/QBS-1213

> On Oct 9, 2017, at 10:40 PM, timur.kristof at gmail.com wrote:
> 
> Hi Denis,
> 
> This issue has been asked several times.
> The short answer is this: put the real linker flags without -Wl into
> linkerFlags and put the other ones into driverFlags.
> 
> linkerName and linkerMode are uneeded (as far as I know).
> 
> Here is an example of how I did it:
> https://github.com/Venemo/efm32-qbs-example/blob/master/qbs-custom/impo
> rts/ArmMcuProduct.qbs
> 
> 
> 
> Hope this helps,
> Timur
> 
> On Mon, 2017-10-09 at 18:32 +0300, Denis Shienkov wrote:
>> Hi all,
>> 
>> I use the AVR-GCC compiler, and I need to use following command line:
>> 
>> "-nostartfiles -nodefaultlibs -nostdlib -Wl,-
>> Map="$(OutputFileName).map" -Wl,--start-group -Wl,-lm  -Wl,--end-
>> group -Wl,--gc-sections -mrelax -Wl,-section-start=.text=0x1f400
>> -Wl,-section-start=.ExtReset=0x1e000  -Wl,-section-
>> start=.noinit=0x801032  -mmcu=at90can128 -B "C:\Program Files
>> (x86)\Atmel\Studio\7.0\Packs\atmel\ATmega_DFP\1.2.132\gcc\dev\at90can
>> 128" "
>> 
>> but, the qbs is too 'intelligent' and generates a wrong command line
>> for this options:
>> 
>> cpp.linkerMode: "manual"
>> cpp.linkerName: cpp.compilerName
>> 
>> cpp.linkerFlags: [
>>        "-nostartfiles",
>>        "-nodefaultlibs",
>>        "-nostdlib",
>>        "-Wl,-Map=" + product.targetName + ".map",
>>        "-Wl,--start-group",
>>        "-Wl,--end-group",
>>        "-Wl,--gc-sections",
>>        "-Wl,-section-start=.text=0x1f400",
>>        "-Wl,-section-start=.ExtReset=0x1e000",
>>        "-Wl,-section-start=.noinit=0x801032",
>>        "-Wc,-mmcu=" + avrdevice,
>>        "-B",
>>        "C:/Program Files
>> (x86)/Atmel/Studio/7.0/Packs/atmel/ATmega_DFP/1.2.132/gcc/dev/" +
>> avrdevice,
>>        "-mrelax",
>>    ]
>> 
>> resulting line looks like:
>> 
>> "
>> "C:\Program Files (x86)\Atmel\Studio\7.0\toolchain\avr8\avr8-gnu-
>> toolchain\bin\avr-gcc.exe" -Xlinker -nostartfiles -Xlinker
>> -nodefaultlibs -Xlinker -nostdlib -Xlinker "-Wl,-Map=monitorapp.map"
>> -Xlinker "-Wl,--start-group" -Xlinker "-Wl,--end-group" -Xlinker "-
>> Wl,--gc-sections" -Xlinker "-Wl,-section-start=.text=0x1f400"
>> -Xlinker "-Wl,-section-start=.ExtReset=0x1e000" -Xlinker "-Wl,-
>> section-start=.noinit=0x801032" -Xlinker "-Wc,-mmcu=at90can128"
>> -Xlinker -B -Xlinker "C:/Program Files
>> (x86)/Atmel/Studio/7.0/Packs/atmel/ATmega_DFP/1.2.132/gcc/dev/at90can
>> 128" -Xlinker -mrelax
>> "
>> it insert еру -XLinker flags everywhere...
>> 
>> How to disable an 'intelligent' feature ?
>> 
>> BR,
>> Denis
>> _______________________________________________
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>> Qbs at qt-project.org
>> http://lists.qt-project.org/mailman/listinfo/qbs
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-- 
Jake Petroules - jake.petroules at qt.io
The Qt Company - Silicon Valley
Qbs build tool evangelist - qbs.io