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authorAustin Foxley <austinf@cetoncorp.com>2009-10-17 12:39:59 -0700
committerAustin Foxley <austinf@cetoncorp.com>2009-10-17 12:39:59 -0700
commit8b7834d4008d10d8763d18b25580a4607a5e6607 (patch)
treeb030bc2a953787804c11189e32c22f51fbabbbdc /test/tls/tst-tls3.c
parent75accc3bc3c164ac6063c384c98f0dfa7d489dcc (diff)
test/tls/: tests for thread local storage functionality
Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
Diffstat (limited to 'test/tls/tst-tls3.c')
-rw-r--r--test/tls/tst-tls3.c76
1 files changed, 76 insertions, 0 deletions
diff --git a/test/tls/tst-tls3.c b/test/tls/tst-tls3.c
new file mode 100644
index 000000000..84be43575
--- /dev/null
+++ b/test/tls/tst-tls3.c
@@ -0,0 +1,76 @@
+/* glibc test for TLS in ld.so. */
+#include <stdio.h>
+
+#include <tls.h>
+
+#ifdef USE_TLS
+# include "tls-macros.h"
+
+
+/* One define int variable, two externs. */
+COMMON_INT_DECL(foo);
+VAR_INT_DECL(bar);
+VAR_INT_DEF(baz);
+#endif
+
+
+extern int in_dso (void);
+
+
+#define TEST_FUNCTION do_test ()
+static int
+do_test (void)
+{
+#ifdef USE_TLS
+ int result = 0;
+ int *ap, *bp, *cp;
+
+
+ /* Set the variable using the local exec model. */
+ puts ("set baz to 3 (LE)");
+ ap = TLS_LE (baz);
+ *ap = 3;
+
+
+ /* Get variables using initial exec model. */
+ puts ("set variables foo and bar (IE)");
+ ap = TLS_IE (foo);
+ *ap = 1;
+ bp = TLS_IE (bar);
+ *bp = 2;
+
+
+ /* Get variables using local dynamic model. */
+ fputs ("get sum of foo, bar (GD) and baz (LD)", stdout);
+ ap = TLS_GD (foo);
+ bp = TLS_GD (bar);
+ cp = TLS_LD (baz);
+ printf (" = %d\n", *ap + *bp + *cp);
+ result |= *ap + *bp + *cp != 6;
+ if (*ap != 1)
+ {
+ printf ("foo = %d\n", *ap);
+ result = 1;
+ }
+ if (*bp != 2)
+ {
+ printf ("bar = %d\n", *bp);
+ result = 1;
+ }
+ if (*cp != 3)
+ {
+ printf ("baz = %d\n", *cp);
+ result = 1;
+ }
+
+
+ result |= in_dso ();
+
+ return result;
+#else
+ return 0;
+#endif
+}
+
+
+#include "../test-skeleton.c"