Sam Liddicott wrote: > Sam Liddicott wrote: >> * Marco van de Voort wrote, On 07/12/07 08:20: >>>> I'm modifying the lazarus packaging scripts to make building debs of >>>> lazarus, fpc and cross-fpc variants simpler than it is. (Cross is not >>>> simple right now) >>>> >>>> I've read the buildfaq (thanks Marco) and various fpc build scripts but >>>> am still puzzled in this respect: >>>> >>>> Why does: >>>> >>>> $ cd fpc >>>> $make clean all OS_TARGET=win32 FPC=/usr/bin/ppc386 >>>> >>>> make: >>>> ./compiler/ppc386.exe >>>> >>>> I thought I was building a cross-compiler, not cross-compiling one - or >>>> is it a side effect of building the rtl etc? >>>> >>> >>> The thing you are missing (read buildfaq better :-) is that FPC doesn't have >>> to be cross for platforms on the same architecture. >>> >> >> :-( >> I used 386-win32 for testing the script because FPC-SVN won't compile >> for arm-wince - I'll try a ppc build for the test then. >> >> So... because the makefile knew it was compiling for the same >> architecture it decided that I wasn't building an fpc cross compiler >> but cross building an fpc compiler? That's a bit unexpectedly clever... > So... this time: > $ make clean all CPU_TARGET=powerpc OS_TARGET=linux > FPC=/usr/bin/ppc386 BINUTILSPREFIX=/usr/bin/powerpc-linux-gnu- > > And, just like before, it has created a load of powerpc binaries: > > $ file /tmp/fpc_patchdir/fpc_build/usr/bin/postw32 > /tmp/fpc_patchdir/fpc_build/usr/bin/postw32: ELF 32-bit MSB > executable, PowerPC or cisco 4500, version 1 (SYSV), statically > linked, stripped > > > So I'm still puzzled that the recipe for creating a cross compiler is > actually cross-compiling a compiler and cross-compiling the tools. > > Of course, compiler/ppcrossppc was created, but it seems as a > precursor to creating all the powerpc binaries. > > So I still think I'm doing it wrong; was my make command line correct > to produce an fpc instance that will cross-compile for powerpc-linux? I guess my mistake was in "make all", possibly a less encompassing target would be better :-) like make cycle or whatever.
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