Merged branch stdio_rewrite back into trunk.

[pdclib] / functions / _PDCLIB / errno.c

diff --git a/functions/_PDCLIB/errno.c b/functions/_PDCLIB/errno.c
new file mode 100644 (file)
index 0000000..ba01c35
--- /dev/null
+++ b/functions/_PDCLIB/errno.c
@@ -0,0 +1,40 @@
+/* $Id$ */
+
+/* _PDCLIB_errno
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#define _PDCLIB_INT_H _PDCLIB_INT_H
+#include <_PDCLIB_int.h>
+
+#ifndef REGTEST
+
+int _PDCLIB_errno = 0;
+
+int * _PDCLIB_errno_func()
+{
+    return &_PDCLIB_errno;
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+#include <errno.h>
+
+int main()
+{
+    errno = 0;
+    TESTCASE( errno == 0 );
+    errno = EDOM;
+    TESTCASE( errno == EDOM );
+    errno = ERANGE;
+    TESTCASE( errno == ERANGE );
+    return TEST_RESULTS;
+}
+
+#endif
+