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find_dependency: Give more helpful message if VERSION is empty

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Aurélien Gâteau
2014-03-13 13:19:25 +01:00
committed by Brad King
parent 7534967b65
commit 34cd5fc451
1 changed files with 5 additions and 2 deletions
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7
Modules/CMakeFindDependencyMacro.cmake
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@@ -31,14 +31,17 @@ macro(find_dependency dep)
if (NOT ${dep}_FOUND)
set(cmake_fd_version)
if (${ARGC} GREATER 1)
if (${ARGV1} STREQUAL EXACT)
if ("${ARGV1}" STREQUAL "")
message(FATAL_ERROR "Invalid arguments to find_dependency. VERSION is empty")
endif()
if ("${ARGV1}" STREQUAL EXACT)
message(FATAL_ERROR "Invalid arguments to find_dependency. EXACT may only be specified if a VERSION is specified")
endif()
set(cmake_fd_version ${ARGV1})
endif()
set(cmake_fd_exact_arg)
if(${ARGC} GREATER 2)
if (NOT ${ARGV2} STREQUAL EXACT)
if (NOT "${ARGV2}" STREQUAL EXACT)
message(FATAL_ERROR "Invalid arguments to find_dependency")
endif()
set(cmake_fd_exact_arg EXACT)