[racket] Failed to build Racket Textual 5.1.2 (CentOS)

We've made some repairs in that area since 5.1.2, but I don't know if
we've solved the problem that you're seeing. Which version of gcc are
you using?

At Fri, 12 Aug 2011 03:01:54 -0300, Rodolfo Carvalho wrote:
> Hello,
> 
> I was trying to compile Racket Textual from source in a Webfaction's shared
> host machine. It's running CentOS 5.6.
> 
> After downloading and extracting the tarball, cd racket-textual-5.1.2/src/;
> mkdir build; cd build; ../configure; make:
> 
> ---------------------------------------------------
> [...lots of things...]
> 
> ar: creating ../libracket3m.a
> a - salloc.o
> a - bignum.o
> [...]
> a - validate.o
> a - vector.o
> a - foreign.o
> a - ../src/gmp.o
> a - ../src/unwind.o
> a - ../../foreign/libffi/src/closures.o
> a - ../../foreign/libffi/src/debug.o
> a - ../../foreign/libffi/src/java_raw_api.o
> a - ../../foreign/libffi/src/prep_cif.o
> a - ../../foreign/libffi/src/raw_api.o
> a - ../../foreign/libffi/src/types.o
> a - ../../foreign/libffi/src/x86/ffi.o
> a - ../../foreign/libffi/src/x86/sysv.o
> a - gc2.o
> ranlib ../libracket3m.a
> cd ..; gcc -o racket3m  gc2/main.o libracket3m.a  -pthread -ldl -lm  -ldl
> -lm -rdynamic
> libracket3m.a(symbol.o): In function `mzrt_cas':
> /home/rodolfo/racket-textual-5.1.2/src/build/racket/gc2/../../../racket/gc2/../s
> rc/mzrt.h:132:
> undefined reference to `__sync_bool_compare_and_swap_4'
> collect2: ld returned 1 exit status
> make[4]: *** [../racket3m] Error 1
> make[4]: Leaving directory
> `/home/rodolfo/racket-textual-5.1.2/src/build/racket/gc2'
> make[3]: *** [all] Error 2
> make[3]: Leaving directory
> `/home/rodolfo/racket-textual-5.1.2/src/build/racket/gc2'
> make[2]: *** [3m] Error 2
> make[2]: Leaving directory
> `/home/rodolfo/racket-textual-5.1.2/src/build/racket'
> make[1]: *** [3m] Error 2
> make[1]: Leaving directory `/home/rodolfo/racket-textual-5.1.2/src/build'
> make: *** [all] Error 2
> 
> ---------------------------------------------------
> 
> 
> I tried three times and consistently got the same error. Then I decided to
> try 5.1.1, and I was able to compile with no errors.
> 
> Could it be the case that something is wrong
> with racket-textual-5.1.2-src-unix.tgz?
> (the "/mzrt.h:132: undefined reference to `__sync_bool_compare_and_swap_4'"
> part)
> 
> 
> []'s
> 
> Rodolfo Carvalho
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