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-rw-r--r--Source/cmCMakePresetsGraph.cxx7
1 files changed, 3 insertions, 4 deletions
diff --git a/Source/cmCMakePresetsGraph.cxx b/Source/cmCMakePresetsGraph.cxx
index 13e8bad..f9b263a 100644
--- a/Source/cmCMakePresetsGraph.cxx
+++ b/Source/cmCMakePresetsGraph.cxx
@@ -4,7 +4,6 @@
#include <algorithm>
#include <cassert>
-#include <cstdlib>
#include <functional>
#include <iostream>
#include <iterator>
@@ -448,9 +447,9 @@ bool ExpandMacros(cmCMakePresetsGraph& graph, const T& preset,
if (macroName.empty()) {
return ExpandMacroResult::Error;
}
- const char* value = std::getenv(macroName.c_str());
- if (value) {
- result += value;
+ if (cm::optional<std::string> value =
+ cmSystemTools::GetEnvVar(macroName)) {
+ result += *value;
}
return ExpandMacroResult::Ok;
}