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authorH.J. Lu <hjl.tools@gmail.com>2025-01-24 18:53:13 +0800
committerH.J. Lu <hjl.tools@gmail.com>2025-01-25 11:07:47 +0800
commit24d69e33fc8b83bc170bdce3fae3dc220d681d32 (patch)
tree50dc5a7e3ce44180c09f41feac3eb4adc86492f8
parenta3d7865b098a3a67c44f7812208d9ce4718873ba (diff)
stdlib: Test using setenv with updated environ [BZ #32588]
Add a test for setenv with updated environ. Verify that BZ #32588 is fixed. Signed-off-by: H.J. Lu <hjl.tools@gmail.com> Reviewed-by: Florian Weimer <fweimer@redhat.com> (cherry picked from commit 8ab34497de14e35aff09b607222fe1309ef156da)
-rw-r--r--stdlib/Makefile1
-rw-r--r--stdlib/tst-setenv-environ.c36
2 files changed, 37 insertions, 0 deletions
diff --git a/stdlib/Makefile b/stdlib/Makefile
index 15361ce650..335b8def06 100644
--- a/stdlib/Makefile
+++ b/stdlib/Makefile
@@ -222,6 +222,7 @@ tests := \
tst-setcontext7 \
tst-setcontext8 \
tst-setcontext9 \
+ tst-setenv-environ \
tst-strfmon_l \
tst-strfrom \
tst-strfrom-locale \
diff --git a/stdlib/tst-setenv-environ.c b/stdlib/tst-setenv-environ.c
new file mode 100644
index 0000000000..02fcef96d0
--- /dev/null
+++ b/stdlib/tst-setenv-environ.c
@@ -0,0 +1,36 @@
+/* Test using setenv with updated environ.
+ Copyright (C) 2025 Free Software Foundation, Inc.
+ 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>
+
+extern char **environ;
+
+int
+do_test (void)
+{
+ char *valp;
+ static char *dummy_environ[] = { NULL };
+ environ = dummy_environ;
+ setenv ("A", "1", 0);
+ valp = getenv ("A");
+ TEST_VERIFY_EXIT (valp[0] == '1' && valp[1] == '\0');
+ return 0;
+}
+
+#include <support/test-driver.c>