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authorEelco Dolstra <edolstra@gmail.com>2018-02-26T17·29+0100
committerEelco Dolstra <edolstra@gmail.com>2018-02-26T17·29+0100
commit24ec7500032c2434e450b7bc3f77ff4c1f12c41c (patch)
treee3223f8f682d89f612aeb0f2c5ad8efe4472c9c4 /src/libutil/util.hh
parent9432f3fb7d3614bf121399cdd83c82065efedbb2 (diff)
nix run: Fix segfault on macOS
Note that clearenv() is not available on macOS.

Fixes #1907.
Diffstat (limited to 'src/libutil/util.hh')
-rw-r--r--src/libutil/util.hh3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/libutil/util.hh b/src/libutil/util.hh
index 47e02bc898..c5c537ee63 100644
--- a/src/libutil/util.hh
+++ b/src/libutil/util.hh
@@ -32,6 +32,9 @@ string getEnv(const string & key, const string & def = "");
 /* Get the entire environment. */
 std::map<std::string, std::string> getEnv();
 
+/* Clear the environment. */
+void clearEnv();
+
 /* Return an absolutized path, resolving paths relative to the
    specified directory, or the current directory otherwise.  The path
    is also canonicalised. */