[m-dev.] mmake ignoring LDFLAGS

[Michael Wybrow]

On Wed, 27 Oct 2004, Ian MacLarty wrote:
> 
> Does it work if you set EXTRA_LDFLAGS instead of just LDFLAGS?

Nope.  Same situation.  And in fact, if I print out their values from 
within the script 'ml' both those variables have been clobbered and are 
now empty.


Michael


> On 27 Oct 2004, at 14:15, Michael Wybrow wrote:
>>
>> I'm been trying to build the source rotd of the Mercury compiler for fink 
>> on Mac OS X.  I have no problems building it if I pass '--without-readline' 
>> to the configure script.  If I let the configure script detect readline, it 
>> finds and compiles and links the readline tests fine with the fink readline 
>> I have in '/sw' (finks root directory).  I have the shell variables 
>> CPPFLAGS=-I/sw/include and LDFLAGS=-L/sw/lib set and exported during 
>> configure, make, etc.
>> 
>> The build fails when linking 'libmer_mdbcomp.dylib' in the browser 
>> directory with:
>> 	/usr/bin/libtool: can't locate file for: -lreadline
>> 
>> The reason being that by this point the variable LDFLAGS is not being 
>> passed as an argument to the 'gcc' command run by 'ml'.  This is the gcc 
>> command that gets run:
>> 
>> gcc -dynamiclib -single_module -undefined error -o libmer_mdbcomp.dylib 
>> mdbcomp.pic_o mer_mdbcomp.pic_o mdbcomp.program_representation.pic_o 
>> -lmer_std -lmer_rt -lgc -ldl -lreadline -ltermcap -L../boehm_gc 
>> -L../mps_gc/code -L../runtime -L../library -L../trace -L../browser 
>> /usr/lib/libgcc.a -lm -lc
>> 
>> Which succeeds if I manually add '-L/sw/lib'.
>> 
>> Does mmake intentionally ignore LDFLAGS or is this possibly a bug with 
>> configure not preserving LDFLAGS?
>> 
>> Could someone who is a bit more familiar with configure, mmake and ml have 
>> a look at this?
>> 
>> 
>> Thanks,
>> Michael
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