Am 13.04.11 14:59, schrieb Jonas Maebe:
On 13 Apr 2011, at 14:22, Helmut Hartl wrote:

Am 17.03.11 12:48, schrieb Jonas Maebe:
There won't be an iOS 2.4.4 release, because it would barely work
with
current iOS SDK releases:
[...]
What has to be done to get trunk working with XCode 4 ?
To clarify: that only affects iOS. Plain Mac OS X compilation works
fine with Xcode 4 (better than with Xcode 3 in fact, since the linker
bug mentioned at e.g. 
http://www.freepascal.org/down/i386/macosx-ftp.freepascal.org.var
   under "Mac OS X 10.6 (Snow Leopard) compatibility" has been fixed).

As for iOS, see the attached messages.
Thank you very much for your help.
It was not trivial (at least for me) to do the build, so i want
to give feedback how it worked for me.

1) I tried to install the last fpc ios 2.5.1 snapshot
(wiki iPhoneSnapshot-2.5.1-r14397)

->  failure due to only XCode4 and iOS SDK 4.3 available
->  and SDK not found by fpc after install script

2) Patched: "finish_fpc_iphone_install.command"

[…]
# Obtain the installation directory of the SDK.
[…]
+ elif [ -f 
"/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS4.3.sdk/usr/include/arm/_structs.h"
 ]; then
+  IPHONEINSTALLDIR=/Developer
+  IPHONESDKDIR=iPhoneOS4.3.sdk
[…]

Resulting in :

ld: warning: -ios_version_min not specificed, assuming 4.3
ld: object file 
/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS4.3.sdk//usr/lib/crt1.o
 was built for different arm sub-type (6) than link command line (0) for 
architecture arm
An error occurred while linking
pp.pas(224,1) Error: Error while linking
pp.pas(224,1) Fatal: There were 1 errors compiling module, stopping
Fatal: Compilation aborted
make[3]: *** [ppcarm] Error 1
make[2]: *** [cycle] Error 2
make[1]: *** [compiler_cycle] Error 2
make: *** [build-stamp.arm-darwin] Error 2
An error occurred during building everything for ARM
When asking for help with this error, please provide the entire contents of
this window (you can copy/paste it)

You can restart this script by double-clicking it in the Finder at
/Developer/FreePascalCompiler/iPhoneSnapshot-2.5.1-r14397/InstallScript/finish_fpc_iphone_install.command

3) Now I copied the translated "sig_cpu.inc" to my svn trunk checkout 
"rtl/darwin/arm/" dir
4) Applied the cpu subarch type patch from jonas
5) regenerated the fcl-web makefile with the original version
  (cp Makefile.org Makefile.fpc then fpcmake -Tall)
Due to Error:
HHMacBookPro:trunk helly$ sudo make FPC=/usr/local/lib/fpc/2.4.2/ppc386 CPU_TARGET=arm 
CROSSOPT="-FD${IPHONEPLATFORMBASEDIR}/usr/bin 
-XR${IPHONEPLATFORMBASEDIR}/SDKs/iPhoneOS4.3.sdk/ -ap -Cfvfpv2" all
[…]
make -C fcl-web clean
./fpmake clean --localunitdir=../.. --globalunitdir=.. --os=darwin --cpu=arm -o 
-Parm -o -Ur -o -Xs -o -O2 -o -n -o 
-Fu/Users/helly/pascal/bzr_fpc/trunk/rtl/units/arm-darwin -o 
-Fu/Users/helly/pascal/bzr_fpc/trunk/packages/hash/units/arm-darwin -o 
-Fu/Users/helly/pascal/bzr_fpc/trunk/packages/paszlib/units/arm-darwin -o 
-Fu/Users/helly/pascal/bzr_fpc/trunk/packages/fcl-process/units/arm-darwin -o 
-Fu/Users/helly/pascal/bzr_fpc/trunk/packages/fpmkunit/units/arm-darwin -o -FE. 
-o -FUunits/arm-darwin -o -darm -o -dRELEASE -o 
-FD/Developer/Platforms/iPhoneOS.platform/Developer//usr/bin -o 
-XR/Developer/Platforms/iPhoneOS.platform/Developer//SDKs/iPhoneOS4.3.sdk/ -o 
-ap -o -Cfvfpv2 --compiler=/Users/helly/pascal/bzr_fpc/trunk/compiler/ppcrossarm
make[3]: ./fpmake: Bad CPU type in executable
make[3]: *** [clean] Error 1
make[2]: *** [fcl-web_clean] Error 2
make[1]: *** [packages_clean] Error 2
make: *** [build-stamp.arm-darwin] Error 2
[…]

6) Then finally:
sudo make FPC=/usr/local/lib/fpc/2.4.2/ppc386 CPU_TARGET=arm 
CROSSOPT="-FD${IPHONEPLATFORMBASEDIR}/usr/bin 
-XR${IPHONEPLATFORMBASEDIR}/SDKs/iPhoneOS4.3.sdk/ -ap -Cfvfpv2" all
sudo make FPC=`pwd`/compiler/ppcrossarm OPT="-ap" CPU_TARGET=arm 
CROSSOPT="-FD${IPHONEPLATFORMBASEDIR}/usr/bin 
-XR${IPHONEPLATFORMBASEDIR}/SDKs/iPhoneOS4.3.sdk/ -ap" install CROSSINSTALL=1
sudo ln -sf ../lib/fpc/2.5.1/ppcrossarm /usr/local/bin/ppcarm

Yielded:
HHMacBookPro:trunk helly$ ppcarm
Free Pascal Compiler version 2.5.1 [2011/04/14] for arm
[…]

I have not tested the compiler by now, but was happy to build it.
As next step I want to try to port some of our opengl/physics code
to the iPad2.

helmut





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