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Timestamps for URL downloads match the download time #372

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Merged
merged 9 commits into from
Aug 3, 2022
Merged

Timestamps for URL downloads match the download time #372

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01a484c
Timestamps for URL downloads match the download time
robertmaynard Jul 14, 2022
bca609b
Introduce CPM_SET_RECOMMENDED_CMAKE_POLICIES
robertmaynard Jul 14, 2022
fdba504
Fix style issues found by ci
robertmaynard Jul 28, 2022
640b303
Update README.md
robertmaynard Aug 1, 2022
9cce1fa
Update cmake/CPM.cmake
robertmaynard Aug 1, 2022
775c48e
Set policies when CPM.cmake is included
robertmaynard Aug 3, 2022
653f5de
CPM_SET_RECOMMENDED_CMAKE_POLICIES default is ON
robertmaynard Aug 3, 2022
223dc40
Correct failing CI tests
robertmaynard Aug 3, 2022
78f1187
CPM.cmake always sets policies to on
robertmaynard Aug 3, 2022
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28 changes: 18 additions & 10 deletions cmake/CPM.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,23 @@

cmake_minimum_required(VERSION 3.14 FATAL_ERROR)

# the policy allows us to change options without caching
cmake_policy(SET CMP0077 NEW)
set(CMAKE_POLICY_DEFAULT_CMP0077 NEW)

# the policy allows us to change set(CACHE) without caching
if(POLICY CMP0126)
cmake_policy(SET CMP0126 NEW)
set(CMAKE_POLICY_DEFAULT_CMP0126 NEW)
endif()

# The policy uses the download time for timestamp, instead of the timestamp in the archive. This
# allows for proper rebuilds when a projects url changes
if(POLICY CMP0135)
cmake_policy(SET CMP0135 NEW)
set(CMAKE_POLICY_DEFAULT_CMP0135 NEW)
endif()

set(CURRENT_CPM_VERSION 1.0.0-development-version)

if(CPM_DIRECTORY)
Expand Down Expand Up @@ -476,6 +493,7 @@ endfunction()

# Download and add a package from source
function(CPMAddPackage)

list(LENGTH ARGN argnLength)
if(argnLength EQUAL 1)
cpm_parse_add_package_single_arg("${ARGN}" ARGN)
Expand Down Expand Up @@ -891,16 +909,6 @@ function(
set(addSubdirectoryExtraArgs "")
endif()
if(OPTIONS)
# the policy allows us to change options without caching
cmake_policy(SET CMP0077 NEW)
set(CMAKE_POLICY_DEFAULT_CMP0077 NEW)

# the policy allows us to change set(CACHE) without caching
if(POLICY CMP0126)
cmake_policy(SET CMP0126 NEW)
set(CMAKE_POLICY_DEFAULT_CMP0126 NEW)
endif()

foreach(OPTION ${OPTIONS})
cpm_parse_option("${OPTION}")
set(${OPTION_KEY} "${OPTION_VALUE}")
Expand Down