1 files changed, 14 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/test/make-binary-wrapper/env.c b/nixpkgs/pkgs/test/make-binary-wrapper/env.c
new file mode 100644
index 000000000000..7e0422dee3bd
--- /dev/null
+++ b/nixpkgs/pkgs/test/make-binary-wrapper/env.c
@@ -0,0 +1,14 @@
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#define assert_success(e) do { if ((e) < 0) { perror(#e); abort(); } } while (0)
+
+int main(int argc, char **argv) {
+    putenv("PART1=HELLO");
+    assert_success(setenv("PART2", "WORLD", 0));
+    assert_success(unsetenv("SOME_OTHER_VARIABLE"));
+    putenv("PART3=\"!!\n\"");
+    argv[0] = "/send/me/flags";
+    return execv("/send/me/flags", argv);
+}