compiling firefox under RHEL4 -- libmozz.so issue

[plug.org at 2nerds.com]

On Thu, 27 Jul 2006, Justin Gedge wrote:
> rm -f libmozz.so
> c++ -I/usr/X11R6/include -fno-rtti -fno-exceptions -Wall -Wconversion
> -Wpointer-arith -Wcast-align -Woverloaded-virtual -Wsynth
> -Wno-ctor-dtor-privacy -Wno-non-virtual-dtor -Wno-long-long -pedantic
> -fshort-wchar -pthread -pipe  -DNDEBUG -DTRIMMED -O -fPIC -shared -Wl,-h
> -Wl,libmozz.so -o libmozz.so  adler32.o compress.o crc32.o deflate.o gzio.o
> infback.o inffast.o inflate.o inftrees.o trees.o uncompr.o zutil.o
> -ldl -lm
> /usr/bin/ld: deflate.o: relocation R_X86_64_PC32 against
> `memcpy@@GLIBC_2.2.5' can not be used when making a shared object; recompile
> with -fPIC
> /usr/bin/ld: final link failed: Bad value
.
.
.
> Kind of interesting- it complains about libmozz.so not being there- but a
> few lines earlier- it [rm -f libmozz.so].  Not sure why it's going through
> torching a file it needs seconds later in the compile.  Any ideas?

It's removing libmozz.so because the c++ command-line is attempting to
re-create it.  (see the "-o libmozz.so"?).

My only guess at the linker error is that deflate.o was compiled without 
-fPIC.  Does your make log file show the command-line which was used to 
compile deflate.o?

Chris