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authorMarc Chevrier <marc.chevrier@gmail.com>2021-08-14 14:48:22 (GMT)
committerBrad King <brad.king@kitware.com>2021-08-18 18:51:50 (GMT)
commit17e4934dbfa6df048e201bf0f0b46ad8d0e279ef (patch)
tree1bca7a0d402872fa02f8be2be117a815ec92ce73 /Modules
parent3de5096094b440b75887467a79e04eaafb2ba236 (diff)
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FindPkgConfig: Restore legacy behavior when CMP0126 is set to NEW
Module behavior must be independent from `CMP0126` policy. Fixes: #22526
Diffstat (limited to 'Modules')
-rw-r--r--Modules/FindPkgConfig.cmake8
1 files changed, 8 insertions, 0 deletions
diff --git a/Modules/FindPkgConfig.cmake b/Modules/FindPkgConfig.cmake
index 3bc9dba..01ad5ac 100644
--- a/Modules/FindPkgConfig.cmake
+++ b/Modules/FindPkgConfig.cmake
@@ -79,10 +79,18 @@ set(PKG_CONFIG_FOUND "${PKGCONFIG_FOUND}")
# Unsets the given variables
macro(_pkgconfig_unset var)
+ # Clear normal variable (possibly set by project code).
+ unset(${var})
+ # Store as cache variable.
+ # FIXME: Add a policy to switch to a normal variable.
set(${var} "" CACHE INTERNAL "")
endmacro()
macro(_pkgconfig_set var value)
+ # Clear normal variable (possibly set by project code).
+ unset(${var})
+ # Store as cache variable.
+ # FIXME: Add a policy to switch to a normal variable.
set(${var} ${value} CACHE INTERNAL "")
endmacro()