1 files changed, 37 insertions, 0 deletions
diff --git a/libtest/libtest_get_pagesize.c b/libtest/libtest_get_pagesize.c
new file mode 100644
index 0000000..52adbdc
--- /dev/null
+++ b/libtest/libtest_get_pagesize.c
@@ -0,0 +1,37 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+size_t
+libtest_get_pagesize(void)
+{
+	long int r;
+	int saved_errno = errno;
+	if ((r = sysconf(_SC_PAGESIZE)) <= 0)
+		if ((r = sysconf(_SC_PAGE_SIZE)) <= 0)
+			r = 4096L;
+	errno = saved_errno;
+	return (size_t)r;
+}
+
+
+#else
+
+
+int
+main(void)
+{
+	SET_UP_ALARM();
+
+#ifdef __linux__
+	errno = 0;
+	EXPECT(libtest_get_pagesize() == 4096u);
+	EXPECT(!errno);
+#endif
+
+	return 0;
+}
+
+
+#endif