| /* Reading Java ResourceBundles. |
| Copyright (C) 2001-2003, 2006-2008, 2010-2011, 2017, 2019-2020 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 <https://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, |
| const char * const *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, NULL, |
| 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 *gettextjar; |
| const char *args[3]; |
| struct locals locals; |
| |
| /* 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, NULL, |
| args, |
| verbose, false, |
| execute_and_read_po_output, &locals)) |
| /* An error message should already have been provided. */ |
| exit (EXIT_FAILURE); |
| |
| return locals.mdlp; |
| } |