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/* Reading Java ResourceBundles.
Copyright (C) 2001-2003, 2006-2008, 2011, 2015-2016 Free Software
Foundation, Inc.
Written by Bruno Haible <haible@clisp.cons.org>, 2001.
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/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
/* Specification. */
#include "read-java.h"
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include "msgunfmt.h"
#include "relocatable.h"
#include "javaexec.h"
#include "spawn-pipe.h"
#include "wait-process.h"
#include "read-catalog.h"
#include "read-po.h"
#include "error.h"
#include "gettext.h"
#define _(str) gettext (str)
/* A Java resource name can only be manipulated by a Java virtual machine.
So we start a JVM to execute the DumpResource program, and read its
output, which is .po format without comments. */
struct locals
{
/* OUT */
msgdomain_list_ty *mdlp;
};
static bool
execute_and_read_po_output (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;
int exitstatus;
/* Open a pipe to the JVM. */
child = create_pipe_in (progname, prog_path, prog_argv, DEV_NULL, false,
true, true, fd);
fp = fdopen (fd[0], "r");
if (fp == NULL)
error (EXIT_FAILURE, errno, _("fdopen() failed"));
/* Read the message list. */
l->mdlp = read_catalog_stream (fp, "(pipe)", "(pipe)", &input_format_po);
fclose (fp);
/* Remove zombie process from process list, and retrieve exit status. */
exitstatus =
wait_subprocess (child, progname, false, false, true, true, NULL);
if (exitstatus != 0)
error (EXIT_FAILURE, 0, _("%s subprocess failed with exit code %d"),
progname, exitstatus);
return false;
}
msgdomain_list_ty *
msgdomain_read_java (const char *resource_name, const char *locale_name)
{
const char *class_name = "gnu.gettext.DumpResource";
const char *gettextjexedir;
const char *gettextjar;
const char *args[3];
struct locals locals;
#if USEJEXE
/* Make it possible to override the executable's location. This is
necessary for running the testsuite before "make install". */
gettextjexedir = getenv ("GETTEXTJEXEDIR");
if (gettextjexedir == NULL || gettextjexedir[0] == '\0')
gettextjexedir = relocate (GETTEXTJEXEDIR);
#else
gettextjexedir = NULL;
#endif
/* Make it possible to override the gettext.jar location. This is
necessary for running the testsuite before "make install". */
gettextjar = getenv ("GETTEXTJAR");
if (gettextjar == NULL || gettextjar[0] == '\0')
gettextjar = relocate (GETTEXTJAR);
/* Assign a default value to the resource name. */
if (resource_name == NULL)
resource_name = "Messages";
/* Prepare arguments. */
args[0] = resource_name;
if (locale_name != NULL)
{
args[1] = locale_name;
args[2] = NULL;
}
else
args[1] = NULL;
/* Dump the resource and retrieve the resulting output.
Here we use the user's CLASSPATH, not a minimal one, so that the
resource can be found. */
if (execute_java_class (class_name, &gettextjar, 1, false, gettextjexedir,
args,
verbose, false,
execute_and_read_po_output, &locals))
/* An error message should already have been provided. */
exit (EXIT_FAILURE);
return locals.mdlp;
}
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