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diff --git a/gettext-tools/gnulib-lib/javaversion.c b/gettext-tools/gnulib-lib/javaversion.c
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+/* Determine the Java version supported by javaexec.
+ Copyright (C) 2006-2014 Free Software Foundation, Inc.
+ Written by Bruno Haible <bruno@clisp.org>, 2006.
+
+ 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 <http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+/* Specification. */
+#include "javaversion.h"
+
+#include <errno.h>
+#include <stdbool.h>
+#include <stdio.h>
+
+#if ENABLE_RELOCATABLE
+# include "relocatable.h"
+#else
+# define relocate(pathname) (pathname)
+#endif
+
+#include "javaexec.h"
+#include "spawn-pipe.h"
+#include "wait-process.h"
+#include "error.h"
+#include "gettext.h"
+
+#define _(str) gettext (str)
+
+/* Get PKGDATADIR. */
+#include "configmake.h"
+
+
+struct locals
+{
+ /* OUT */
+ char *line;
+};
+
+static bool
+execute_and_read_line (const char *progname,
+ const char *prog_path, char **prog_argv,
+ void *private_data)
+{
+ struct locals *l = (struct locals *) private_data;
+ pid_t child;
+ int fd[1];
+ FILE *fp;
+ char *line;
+ size_t linesize;
+ size_t linelen;
+ int exitstatus;
+
+ /* Open a pipe to the JVM. */
+ child = create_pipe_in (progname, prog_path, prog_argv, DEV_NULL, false,
+ true, false, fd);
+
+ if (child == -1)
+ return false;
+
+ /* Retrieve its result. */
+ fp = fdopen (fd[0], "r");
+ if (fp == NULL)
+ {
+ error (0, errno, _("fdopen() failed"));
+ return false;
+ }
+
+ line = NULL; linesize = 0;
+ linelen = getline (&line, &linesize, fp);
+ if (linelen == (size_t)(-1))
+ {
+ error (0, 0, _("%s subprocess I/O error"), progname);
+ return false;
+ }
+ if (linelen > 0 && line[linelen - 1] == '\n')
+ line[linelen - 1] = '\0';
+
+ fclose (fp);
+
+ /* Remove zombie process from process list, and retrieve exit status. */
+ exitstatus =
+ wait_subprocess (child, progname, true, false, true, false, NULL);
+ if (exitstatus != 0)
+ {
+ free (line);
+ return false;
+ }
+
+ l->line = line;
+ return false;
+}
+
+char *
+javaexec_version (void)
+{
+ const char *class_name = "javaversion";
+ const char *pkgdatadir = relocate (PKGDATADIR);
+ const char *args[1];
+ struct locals locals;
+
+ args[0] = NULL;
+ locals.line = NULL;
+ execute_java_class (class_name, &pkgdatadir, 1, true, NULL, args,
+ false, false, execute_and_read_line, &locals);
+
+ return locals.line;
+}