forked from OSchip/llvm-project
48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
// This header is included in all the test programs (C and C++) and provides a
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// hook for dealing with platform-specifics.
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#if defined(_WIN32) || defined(_WIN64)
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#ifdef COMPILING_LLDB_TEST_DLL
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#define LLDB_TEST_API __declspec(dllexport)
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#else
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#define LLDB_TEST_API __declspec(dllimport)
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#endif
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#else
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#define LLDB_TEST_API
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#endif
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#if defined(_WIN32)
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#define LLVM_PRETTY_FUNCTION __FUNCSIG__
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#else
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#define LLVM_PRETTY_FUNCTION LLVM_PRETTY_FUNCTION
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#endif
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// On some systems (e.g., some versions of linux) it is not possible to attach to a process
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// without it giving us special permissions. This defines the lldb_enable_attach macro, which
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// should perform any such actions, if needed by the platform. This is a macro instead of a
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// function to avoid the need for complex linking of the test programs.
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#if defined(__linux__)
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#include <sys/prctl.h>
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// Android API <= 16 does not have these defined.
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#ifndef PR_SET_PTRACER
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#define PR_SET_PTRACER 0x59616d61
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#endif
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#ifndef PR_SET_PTRACER_ANY
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#define PR_SET_PTRACER_ANY ((unsigned long)-1)
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#endif
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// For now we execute on best effort basis. If this fails for some reason, so be it.
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#define lldb_enable_attach() \
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do \
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{ \
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const int prctl_result = prctl(PR_SET_PTRACER, PR_SET_PTRACER_ANY, 0, 0, 0); \
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(void)prctl_result; \
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} while (0)
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#else // not linux
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#define lldb_enable_attach()
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#endif
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