summaryrefslogtreecommitdiffstats
path: root/lib/mbsrtowcs-state.c
diff options
context:
space:
mode:
Diffstat (limited to 'lib/mbsrtowcs-state.c')
-rw-r--r--lib/mbsrtowcs-state.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/lib/mbsrtowcs-state.c b/lib/mbsrtowcs-state.c
new file mode 100644
index 0000000..55160a2
--- /dev/null
+++ b/lib/mbsrtowcs-state.c
@@ -0,0 +1,37 @@
+/* Convert string to wide string.
+ Copyright (C) 2008-2022 Free Software Foundation, Inc.
+ Written by Bruno Haible <bruno@clisp.org>, 2008.
+
+ This file 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.
+
+ This file 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 this program. If not, see <https://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+#include <wchar.h>
+
+/* Internal state used by the functions mbsrtowcs() and mbsnrtowcs(). */
+mbstate_t _gl_mbsrtowcs_state
+/* The state must initially be in the "initial state"; so, zero-initialize it.
+ On most systems, putting it into BSS is sufficient. Not so on Mac OS X 10.3,
+ see <https://lists.gnu.org/r/bug-gnulib/2009-01/msg00329.html>.
+ When it needs an initializer, use 0 or {0} as initializer? 0 only works
+ when mbstate_t is a scalar type (such as when gnulib defines it, or on
+ AIX, IRIX, mingw). {0} works as an initializer in all cases: for a struct
+ or union type, but also for a scalar type (ISO C 99, 6.7.8.(11)). */
+#if defined __ELF__
+ /* On ELF systems, variables in BSS behave well. */
+#else
+ /* Use braces, to be on the safe side. */
+ = { 0 }
+#endif
+ ;