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-rw-r--r--time/tst-tzname.c50
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diff --git a/time/tst-tzname.c b/time/tst-tzname.c
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+/* Test that tzset sets tzname correctly (BZ #19253).
+ Copyright (C) 2015 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+static int
+do_test (void)
+{
+ int result = 0;
+
+ setenv ("TZ", TZDEFRULES, 1);
+ tzset ();
+ const char *stdtz = strdup (tzname[0]);
+ setenv ("TZ", "STD-1DST", 1);
+ tzset ();
+ if (strcmp (tzname[0], "STD") != 0)
+ {
+ printf ("FAIL: TZ=STD-1DST, tzname[0] = %s\n", tzname[0]);
+ result = 1;
+ }
+ setenv ("TZ", TZDEFRULES, 1);
+ tzset ();
+ if (strcmp (tzname[0], stdtz) != 0)
+ {
+ printf ("FAIL: TZ=%s, tzname[0] = %s\n", TZDEFRULES, tzname[0]);
+ result = 1;
+ }
+ return result;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"