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+/* Provide a non-threads replacement for the POSIX raise function.
+
+ Copyright (C) 2002-2003, 2005-2006, 2009-2017 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+/* written by Jim Meyering and Bruno Haible */
+
+#include <config.h>
+
+/* Specification. */
+#include <signal.h>
+
+#if HAVE_RAISE
+/* Native Windows platform. */
+
+# include <errno.h>
+
+# if HAVE_MSVC_INVALID_PARAMETER_HANDLER
+# include "msvc-inval.h"
+# endif
+
+# undef raise
+
+# if HAVE_MSVC_INVALID_PARAMETER_HANDLER
+static int
+raise_nothrow (int sig)
+{
+ int result;
+
+ TRY_MSVC_INVAL
+ {
+ result = raise (sig);
+ }
+ CATCH_MSVC_INVAL
+ {
+ result = -1;
+ errno = EINVAL;
+ }
+ DONE_MSVC_INVAL;
+
+ return result;
+}
+# else
+# define raise_nothrow raise
+# endif
+
+#else
+/* An old Unix platform. */
+
+# include <unistd.h>
+
+# define rpl_raise raise
+
+#endif
+
+int
+rpl_raise (int sig)
+{
+#if GNULIB_defined_signal_blocking && GNULIB_defined_SIGPIPE
+ if (sig == SIGPIPE)
+ return _gl_raise_SIGPIPE ();
+#endif
+
+#if HAVE_RAISE
+ return raise_nothrow (sig);
+#else
+ return kill (getpid (), sig);
+#endif
+}