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-rw-r--r--stdlib/tst-getenv-static.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/stdlib/tst-getenv-static.c b/stdlib/tst-getenv-static.c
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+++ b/stdlib/tst-getenv-static.c
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+/* Static interposition of getenv (bug 32541).
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#include <stdlib.h>
+#include <support/check.h>
+
+/* Some programs try to interpose getenv for their own use (not
+ glibc's internal use). Make sure that this is possible without
+ introducing linker failures due to duplicate symbols. */
+
+char *
+getenv (const char *ignored)
+{
+ return NULL;
+}
+
+static int
+do_test (void)
+{
+ TEST_COMPARE_STRING (getenv ("PATH"), NULL);
+ return 0;
+}
+
+#include <support/test-driver.c>