cmake: clear CMAKE_REQUIRED_LIBRARIES after each use

This fixes GSSAPI builds with the libraries in a non-standard location.
The testing for recv() were failing because it failed to link
the Kerberos libraries, which are not needed for this or subsequent
tests.

fixes #3743
closes #3744
This commit is contained in:
Jakub Zakrzewski 2019-04-07 12:38:09 +02:00
parent be17f298ff
commit ff1cb97517

View File

@ -469,6 +469,7 @@ if(NOT CURL_DISABLE_LDAP)
list(APPEND CMAKE_REQUIRED_LIBRARIES ${CMAKE_LBER_LIB})
endif()
check_c_source_compiles("${_SRC_STRING}" NOT_NEED_LBER_H)
unset(CMAKE_REQUIRED_LIBRARIES)
if(NOT_NEED_LBER_H)
set(NEED_LBER_H OFF)
@ -564,6 +565,7 @@ if(CMAKE_USE_LIBSSH2)
check_function_exists(libssh2_scp_send64 HAVE_LIBSSH2_SCP_SEND64)
check_function_exists(libssh2_session_handshake HAVE_LIBSSH2_SESSION_HANDSHAKE)
set(CMAKE_EXTRA_INCLUDE_FILES "")
unset(CMAKE_REQUIRED_LIBRARIES)
endif()
endif()
@ -611,6 +613,7 @@ if(CMAKE_USE_GSSAPI)
if(NOT HAVE_GSS_C_NT_HOSTBASED_SERVICE)
set(HAVE_OLD_GSSMIT ON)
endif()
unset(CMAKE_REQUIRED_LIBRARIES)
endif()