Build OSX crosstools for Linux

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The Build system include rules to create crosscompiler for OSX 10.5+ x86 and x86-64 architectures. 

svn co http://pdaxrom.svn.sourceforge.net/svnroot/pdaxrom/trunk/pdaXrom-ng-bsp/appletv
  • Build crosscompiler 
cd pdaXrom-ng
sudo ./build.sh ../appletv/build-crosstools-darwin.sh
  • Cleanup sources 
sudo ./build.sh ../appletv/build-crosstools-darwin.sh clean
  • Compile hello world 
cat >hello.c<<EOF
#include <stdio.h>
int main(int argc, char *argv[])
{
printf("Hello, World!\n");
return 0;
}
EOF
/opt/i686-apple-darwin10/toolchain/bin/i686-apple-darwin10-gcc hello.c -o hello
/opt/i686-apple-darwin10/toolchain/bin/i686-apple-darwin10-gcc hello.c -o hello-64 -m64
  • Check the binaries 
file hello hello-64 
hello:    Mach-O executable i386
hello-64: Mach-O 64-bit executable
  • Show used shared libraries 
/opt/i686-apple-darwin10/toolchain/bin/i686-apple-darwin10-otool -L ./hello ./hello-64 
./hello:
	/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 123.0.0)
./hello-64:
	/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 123.0.0)
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