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build: Add option to download Crypto++ headers to CMake

This commit is contained in:
Joni Räsänen 2023-05-02 13:29:33 +03:00
parent b3d30a5998
commit 03ee03cd07
2 changed files with 29 additions and 3 deletions
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14
CMakeLists.txt
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@ -22,6 +22,7 @@ option(DISABLE_WERROR "Ignore compiler warnings" OFF)
option(UVGRTP_DISABLE_TESTS "Do not build unit tests" OFF)
option(UVGRTP_DISABLE_EXAMPLES "Do not build examples" OFF)
option(UVGRTP_DOWNLOAD_CRYPTO "Download headers for Crypto++ if they are missing" OFF)
include(cmake/FindDependencies.cmake)
include(cmake/Versioning.cmake)
@ -222,9 +223,6 @@ if (UNIX)
if(CRYPTOPP_FOUND)
list(APPEND UVGRTP_CXX_FLAGS ${CRYPTOPP_CFLAGS_OTHER})
list(APPEND UVGRTP_LINKER_FLAGS ${CRYPTOPP_LDFLAGS})
else()
message("libcrypto++ not found. Encryption will be disabled")
list(APPEND UVGRTP_CXX_FLAGS "-D__RTP_NO_CRYPTO__")
endif()
endif()
@ -238,6 +236,16 @@ if (UNIX)
endif(PkgConfig_FOUND)
endif (UNIX)
if (NOT CRYPTOPP_FOUND AND UVGRTP_DOWNLOAD_CRYPTO)
include(cmake/CryptoHeaders.cmake)
list(APPEND UVGRTP_CXX_FLAGS ${CRYPTOPP_CFLAGS_OTHER})
list(APPEND UVGRTP_LINKER_FLAGS ${CRYPTOPP_LDFLAGS})
elseif(NOT CRYPTOPP_FOUND AND UNIX)
# In Visual Studio, we want to leave user the option to add Crypto++ headers manually
message("libcrypto++ not found. Encryption will be disabled")
list(APPEND UVGRTP_CXX_FLAGS "-D__RTP_NO_CRYPTO__")
endif()
if(APPLE)
target_link_libraries(${PROJECT_NAME} PRIVATE "-framework Security")
endif()

18
cmake/CryptoHeaders.cmake Normal file
View File

@ -0,0 +1,18 @@
include(FetchContent)
message(STATUS "Downloading Crypto++ headers")
FetchContent_Declare(cryptopp
URL https://github.com/weidai11/cryptopp/releases/download/CRYPTOPP_8_7_0/cryptopp870.zip
URL_HASH SHA256=d0d3a28fcb5a1f6ed66b3adf57ecfaed234a7e194e42be465c2ba70c744538dd
DOWNLOAD_EXTRACT_TIMESTAMP ON
)
FetchContent_MakeAvailable(cryptopp)
file(GLOB CRYPTOPP_HEADERS "${cryptopp_SOURCE_DIR}/*.h")
file(MAKE_DIRECTORY ${cryptopp_SOURCE_DIR}/include/cryptopp)
file(COPY ${CRYPTOPP_HEADERS} DESTINATION ${cryptopp_SOURCE_DIR}/include/cryptopp)
include_directories(${cryptopp_SOURCE_DIR}/include)