29 lines
1.2 KiB
Diff
29 lines
1.2 KiB
Diff
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diff --git a/Source/cmFindBase.cxx b/Source/cmFindBase.cxx
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index b8d4765692..902c1e5290 100644
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--- a/Source/cmFindBase.cxx
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+++ b/Source/cmFindBase.cxx
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@@ -312,6 +312,11 @@ void cmFindBase::FillCMakeEnvironmentPath()
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// Add CMAKE_*_PATH environment variables
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std::string var = cmStrCat("CMAKE_", this->CMakePathName, "_PATH");
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paths.AddEnvPrefixPath("CMAKE_PREFIX_PATH");
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+ if (this->CMakePathName != "PROGRAM") {
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+ // Like CMAKE_PREFIX_PATH except when searching for programs. Programs need
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+ // to be located via PATH
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+ paths.AddEnvPrefixPath("NIXPKGS_CMAKE_PREFIX_PATH");
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+ }
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paths.AddEnvPath(var);
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if (this->CMakePathName == "PROGRAM") {
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diff --git a/Source/cmFindPackageCommand.cxx b/Source/cmFindPackageCommand.cxx
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index 6201894fd1..9533862a2b 100644
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--- a/Source/cmFindPackageCommand.cxx
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+++ b/Source/cmFindPackageCommand.cxx
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@@ -2467,6 +2467,7 @@ void cmFindPackageCommand::FillPrefixesCMakeEnvironment()
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// And now the general CMake environment variables
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paths.AddEnvPath("CMAKE_PREFIX_PATH");
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+ paths.AddEnvPath("NIXPKGS_CMAKE_PREFIX_PATH");
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if (this->DebugModeEnabled()) {
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debugBuffer = cmStrCat(debugBuffer,
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"CMAKE_PREFIX_PATH env variable "
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