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authorCristian Morales Vega <cristian@samknows.com>2020-11-19 07:54:09 +0000
committerDaniel Stenberg <daniel@haxx.se>2020-11-19 13:38:47 +0100
commitf21cc62832a9d5c521d10da9177b075bfed43f2f (patch)
tree13c3f34d01fc4f3e980c462dac2d0a0cf765e0a6 /CMake/Macros.cmake
parent73b63876b1d7ede288f38b35ad664b2f9d058825 (diff)
downloadcurl-f21cc62832a9d5c521d10da9177b075bfed43f2f.tar.gz
cmake: make CURL_ZLIB a tri-state variable
By differentiating between ON and AUTO it can make a missing zlib library a hard error when CURL_ZLIB=ON is used. Reviewed-by: Jakub Zakrzewski Closes #6221 Fixes #6173
Diffstat (limited to 'CMake/Macros.cmake')
-rw-r--r--CMake/Macros.cmake11
1 files changed, 11 insertions, 0 deletions
diff --git a/CMake/Macros.cmake b/CMake/Macros.cmake
index 6c29856c4..d57dd6ad5 100644
--- a/CMake/Macros.cmake
+++ b/CMake/Macros.cmake
@@ -107,3 +107,14 @@ macro(curl_nroff_check)
message(WARNING "Found no *nroff program")
endif()
endmacro()
+
+macro(optional_dependency DEPENDENCY)
+ set(CURL_${DEPENDENCY} AUTO CACHE STRING "Build curl with ${DEPENDENCY} support (AUTO, ON or OFF)")
+ set_property(CACHE CURL_${DEPENDENCY} PROPERTY STRINGS AUTO ON OFF)
+
+ if(CURL_${DEPENDENCY} STREQUAL AUTO)
+ find_package(${DEPENDENCY})
+ elseif(CURL_${DEPENDENCY})
+ find_package(${DEPENDENCY} REQUIRED)
+ endif()
+endmacro()