代码如下：
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const char* enclave_path = argv[1]; const char* tmp_dir = argv[2]; r = oe_create_test_hostfs_enclave( enclave_path, type, flags, NULL, 0, &enclave); OE_TEST(r == OE_OK); #if defined(_WIN32) tmp_dir = oe_win_path_to_posix(tmp_dir); #endif r = test_hostfs(enclave, tmp_dir); OE_TEST(r == OE_OK); r = oe_terminate_enclave(enclave); OE_TEST(r == OE_OK); printf("=== passed all tests (test_hostfs)\n"); #if defined(_WIN32) free(tmp_dir); #endif |
错误如下：
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[build] Starting build [proc] Executing command: "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\Common7\IDE\CommonExtensions\Microsoft\CMake\CMake\bin\cmake.exe" --build c:/Users/alvin/openenclave/build --config Debug --target all -- -j 6 [build] [1/2 50% :: 0.063] Building C object tests\syscall\hostfs\host\CMakeFiles\hostfs_host.dir\host.c.obj [build] FAILED: tests/syscall/hostfs/host/CMakeFiles/hostfs_host.dir/host.c.obj [build] C:\PROGRA~2\MICROS~1\2017\BUILDT~1\VC\Tools\MSVC\1416~1.270\bin\Hostx64\x64\cl.exe /nologo -DOE_API_VERSION=2 -DOE_LINK_SGX_DCAP_QL -Itests\syscall\hostfs\host -I..\include -I"C:\oe_prereqs\EnclaveCommonAPI\Header Files" -I"C:\oe_prereqs\DCAP_Components\build\Header Files" /DWIN32 /D_WINDOWS /wd4566 /wd4200 /MDd /Zi /Ob0 /Od /RTC1 /WX /W2 /showIncludes /Fotests\syscall\hostfs\host\CMakeFiles\hostfs_host.dir\host.c.obj /Fdtests\syscall\hostfs\host\CMakeFiles\hostfs_host.dir\ /FS -c ..\tests\syscall\hostfs\host\host.c [build] ..\tests\syscall\hostfs\host\host.c(41): error C2220: warning treated as error - no 'object' file generated [build] ..\tests\syscall\hostfs\host\host.c(41): warning C4090: 'function': different 'const' qualifiers [build] ninja: build stopped: subcommand failed. [build] Build finished with exit code 1 |
有人已经贴了解决方案了，https://stackoverflow.com/questions/2819535/unable-to-free-const-pointers-in-c
就是free的参数不能是const类型的，可以来个类型转换：
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const char* enclave_path = argv[1]; const char* tmp_dir = argv[2]; r = oe_create_test_hostfs_enclave( enclave_path, type, flags, NULL, 0, &enclave); OE_TEST(r == OE_OK); #if defined(_WIN32) tmp_dir = oe_win_path_to_posix(tmp_dir); #endif r = test_hostfs(enclave, tmp_dir); OE_TEST(r == OE_OK); r = oe_terminate_enclave(enclave); OE_TEST(r == OE_OK); printf("=== passed all tests (test_hostfs)\n"); #if defined(_WIN32) free((char*)tmp_dir); #endif |