testing/kernel-cache-tests/implicit-dependencies/test.py

   1 #!/usr/bin/python2.7
   2
   3 import os
   4 import KernelCollection
   5
   6 # foo.kext is not listed on the command line, but should be found by the dependency in the plist in bar.kext
   7
   8 def check(kernel_cache):
   9     kernel_cache.buildKernelCollection("arm64", "/implicit-dependencies/main.kc", "/implicit-dependencies/main.kernel", "/implicit-dependencies/extensions", ["com.apple.bar"], [])
  10     kernel_cache.analyze("/implicit-dependencies/main.kc", ["-layout", "-arch", "arm64"])
  11
  12     assert len(kernel_cache.dictionary()["dylibs"]) == 3
  13     assert kernel_cache.dictionary()["dylibs"][0]["name"] == "com.apple.kernel"
  14     assert kernel_cache.dictionary()["dylibs"][1]["name"] == "com.apple.bar"
  15     assert kernel_cache.dictionary()["dylibs"][2]["name"] == "com.apple.foo"
  16
  17
  18 # [~]> xcrun -sdk iphoneos.internal cc -arch arm64 -Wl,-static -mkernel -nostdlib -Wl,-add_split_seg_info -Wl,-rename_section,__TEXT,__text,__TEXT_EXEC,__text -Wl,-e,__start -Wl,-pagezero_size,0x0 -Wl,-pie main.c -o main.kernel
  19 # [~]> xcrun -sdk iphoneos.internal cc -arch arm64 -Wl,-kext -mkernel -nostdlib -Wl,-add_split_seg_info foo.c -o extensions/foo.kext/foo
  20 # [~]> xcrun -sdk iphoneos.internal cc -arch arm64 -Wl,-kext -mkernel -nostdlib -Wl,-add_split_seg_info bar.c -o extensions/bar.kext/bar
  21 # [~]> rm -r extensions/*.kext/*.ld
  22