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cmake: remove fallback for crypto lib lookup

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because if a fallback happens, the WITH_(GCRYPT|MBEDTLS) variables
do not match the selection, anymore. Also a silent fallback is pretty
bad if it is unnoticed.

Signed-off-by: Gregor Jasny <gjasny@googlemail.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Gregor Jasny
2023-04-05 16:31:20 +02:00
committed by Jakub Jelen
parent ff111a4a8b
commit 486d2289fa
1 changed files with 8 additions and 24 deletions
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32
CMakeLists.txt
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@@ -49,32 +49,16 @@ endif (WITH_ZLIB)
if (WITH_GCRYPT)
find_package(GCrypt 1.5.0 REQUIRED)
if (NOT GCRYPT_FOUND)
message(FATAL_ERROR "Could not find GCrypt")
endif (NOT GCRYPT_FOUND)
elseif(WITH_MBEDTLS)
find_package(MbedTLS REQUIRED)
if (NOT MBEDTLS_FOUND)
message(FATAL_ERROR "Could not find mbedTLS")
endif (NOT MBEDTLS_FOUND)
else (WITH_GCRYPT)
find_package(OpenSSL 1.1.1)
if (OPENSSL_FOUND)
# On CMake < 3.16, OPENSSL_CRYPTO_LIBRARIES is usually a synonym for OPENSSL_CRYPTO_LIBRARY, but is not defined
# when building on Windows outside of Cygwin. We provide the synonym here, if FindOpenSSL didn't define it already.
if (NOT DEFINED OPENSSL_CRYPTO_LIBRARIES)
set(OPENSSL_CRYPTO_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
endif (NOT DEFINED OPENSSL_CRYPTO_LIBRARIES)
else (OPENSSL_FOUND)
find_package(GCrypt)
if (NOT GCRYPT_FOUND)
find_package(MbedTLS)
if (NOT MBEDTLS_FOUND)
message(FATAL_ERROR "Could not find OpenSSL, GCrypt or mbedTLS")
endif (NOT MBEDTLS_FOUND)
endif (NOT GCRYPT_FOUND)
endif (OPENSSL_FOUND)
endif(WITH_GCRYPT)
else()
find_package(OpenSSL 1.1.1 REQUIRED)
# On CMake < 3.16, OPENSSL_CRYPTO_LIBRARIES is usually a synonym for OPENSSL_CRYPTO_LIBRARY, but is not defined
# when building on Windows outside of Cygwin. We provide the synonym here, if FindOpenSSL didn't define it already.
if (NOT DEFINED OPENSSL_CRYPTO_LIBRARIES)
set(OPENSSL_CRYPTO_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
endif (NOT DEFINED OPENSSL_CRYPTO_LIBRARIES)
endif()
if (UNIT_TESTING)
find_package(CMocka REQUIRED)