403ba35130
Change-Id: Id931281ff716ed0fd26fda1972eb6f5defde7422 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/162249 Tested-by: Jenkins Reviewed-by: Stephan Bergmann <stephan.bergmann@allotropia.de>
479 lines
15 KiB
C++
479 lines
15 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <config_features.h>
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#include <osl/process.h>
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#include <limits.h>
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#include <pthread.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <osl/diagnose.h>
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#include <osl/file.hxx>
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#include <osl/module.h>
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#include <osl/thread.h>
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#include <rtl/alloc.h>
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#include <rtl/ustring.hxx>
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#include <sal/log.hxx>
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#include "file_path_helper.hxx"
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#include "uunxapi.hxx"
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#include "nlsupport.hxx"
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#ifdef ANDROID
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#include <osl/detail/android-bootstrap.h>
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#endif
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#if defined(MACOSX) || defined(IOS)
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#include <mach-o/dyld.h>
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namespace {
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oslProcessError bootstrap_getExecutableFile(rtl_uString ** ppFileURL)
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{
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oslProcessError result = osl_Process_E_NotFound;
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char buffer[PATH_MAX];
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uint32_t buflen = sizeof(buffer);
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if (_NSGetExecutablePath (buffer, &buflen) == 0)
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{
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/* Determine absolute path. */
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char abspath[PATH_MAX];
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if (realpath (buffer, abspath) != nullptr)
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{
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/* Convert from utf8 to unicode. */
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rtl_uString * pAbsPath = nullptr;
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rtl_string2UString (
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&pAbsPath,
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abspath, rtl_str_getLength (abspath),
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RTL_TEXTENCODING_UTF8,
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OSTRING_TO_OUSTRING_CVTFLAGS);
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if (pAbsPath)
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{
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/* Convert from path to url. */
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if (osl_getFileURLFromSystemPath (pAbsPath, ppFileURL) == osl_File_E_None)
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{
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/* Success. */
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result = osl_Process_E_None;
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}
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rtl_uString_release (pAbsPath);
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}
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}
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}
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return result;
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}
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}
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#else
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#include <dlfcn.h>
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namespace {
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oslProcessError bootstrap_getExecutableFile(rtl_uString ** ppFileURL)
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{
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#ifdef EMSCRIPTEN
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// Just return some dummy file: URL for now to see what happens
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OUString fileURL = "vnd.sun.star.pathname:/instdir/program/soffice";
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rtl_uString_acquire(fileURL.pData);
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*ppFileURL = fileURL.pData;
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return osl_Process_E_None;
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#else
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oslProcessError result = osl_Process_E_NotFound;
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#ifdef ANDROID
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/* Now with just a single DSO, this one from lo-bootstrap.c is as good as
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* any */
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void * addr = dlsym (RTLD_DEFAULT, "JNI_OnLoad");
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#else
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#if defined __linux
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// The below code looking for "main" with dlsym() will typically
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// fail, as there is little reason for "main" to be exported, in
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// the dlsym() sense, from an executable. But Linux has
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// /proc/self/exe, try using that.
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char buf[PATH_MAX];
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int rc = readlink("/proc/self/exe", buf, sizeof(buf));
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if (rc > 0 && rc < PATH_MAX)
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{
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buf[rc] = '\0';
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OUString path = OUString::fromUtf8(buf);
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OUString fileURL;
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if (osl::File::getFileURLFromSystemPath(path, fileURL) == osl::File::E_None)
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{
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rtl_uString_acquire(fileURL.pData);
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*ppFileURL = fileURL.pData;
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return osl_Process_E_None;
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}
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}
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#endif
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/* Determine address of "main()" function. */
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void * addr = dlsym (RTLD_DEFAULT, "main");
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#endif
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if (addr != nullptr)
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{
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/* Determine module URL. */
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if (osl_getModuleURLFromAddress (addr, ppFileURL))
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{
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/* Success. */
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result = osl_Process_E_None;
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}
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}
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return result;
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#endif
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}
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}
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#endif
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namespace {
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struct CommandArgs_Impl
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{
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pthread_mutex_t m_mutex;
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sal_uInt32 m_nCount;
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rtl_uString ** m_ppArgs;
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};
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}
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static struct CommandArgs_Impl g_command_args =
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{
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PTHREAD_MUTEX_INITIALIZER,
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0,
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nullptr
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};
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oslProcessError SAL_CALL osl_getExecutableFile (rtl_uString ** ppustrFile)
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{
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pthread_mutex_lock (&(g_command_args.m_mutex));
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if (g_command_args.m_nCount == 0)
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{
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pthread_mutex_unlock (&(g_command_args.m_mutex));
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return bootstrap_getExecutableFile(ppustrFile);
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}
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/* CommandArgs set. Obtain argv[0]. */
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rtl_uString_assign (ppustrFile, g_command_args.m_ppArgs[0]);
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pthread_mutex_unlock (&(g_command_args.m_mutex));
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return osl_Process_E_None;
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}
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sal_uInt32 SAL_CALL osl_getCommandArgCount()
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{
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sal_uInt32 result = 0;
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pthread_mutex_lock (&(g_command_args.m_mutex));
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SAL_INFO_IF(
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g_command_args.m_nCount == 0, "sal.osl",
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"osl_getCommandArgCount w/o prior call to osl_setCommandArgs");
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if (g_command_args.m_nCount > 0)
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result = g_command_args.m_nCount - 1;
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pthread_mutex_unlock (&(g_command_args.m_mutex));
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return result;
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}
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oslProcessError SAL_CALL osl_getCommandArg (sal_uInt32 nArg, rtl_uString ** strCommandArg)
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{
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oslProcessError result = osl_Process_E_NotFound;
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pthread_mutex_lock (&(g_command_args.m_mutex));
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assert(g_command_args.m_nCount > 0);
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if (g_command_args.m_nCount > (nArg + 1))
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{
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rtl_uString_assign (strCommandArg, g_command_args.m_ppArgs[nArg + 1]);
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result = osl_Process_E_None;
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}
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pthread_mutex_unlock (&(g_command_args.m_mutex));
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return result;
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}
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void SAL_CALL osl_setCommandArgs (int argc, char ** argv)
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{
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assert(argc > 0);
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pthread_mutex_lock (&(g_command_args.m_mutex));
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SAL_WARN_IF(g_command_args.m_nCount != 0, "sal.osl", "args already set");
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if (g_command_args.m_nCount == 0)
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{
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rtl_uString** ppArgs = static_cast<rtl_uString**>(rtl_allocateZeroMemory (argc * sizeof(rtl_uString*)));
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if (ppArgs != nullptr)
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{
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rtl_TextEncoding encoding = osl_getThreadTextEncoding();
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for (int i = 0; i < argc; i++)
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{
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rtl_string2UString (
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&(ppArgs[i]),
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argv[i], rtl_str_getLength (argv[i]), encoding,
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OSTRING_TO_OUSTRING_CVTFLAGS);
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}
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if (ppArgs[0] != nullptr)
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{
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#if HAVE_FEATURE_MACOSX_SANDBOX
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// If we are called with a relative path in argv[0] in a sandboxed process
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// osl::realpath() fails. So just use bootstrap_getExecutableFile() instead.
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// Somewhat silly to use argv[0] and tediously figure out the absolute path from it
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// anyway.
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bootstrap_getExecutableFile(&ppArgs[0]);
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OUString pArg0(ppArgs[0]);
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osl_getFileURLFromSystemPath (pArg0.pData, &(ppArgs[0]));
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#else
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#if !defined(ANDROID) && !defined(IOS) // No use searching PATH on Android or iOS
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/* see @ osl_getExecutableFile(). */
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if (rtl_ustr_indexOfChar (rtl_uString_getStr(ppArgs[0]), '/') == -1)
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{
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rtl_uString * pSearchPath = nullptr;
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osl_getEnvironment (u"PATH"_ustr.pData, &pSearchPath);
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if (pSearchPath)
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{
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rtl_uString * pSearchResult = nullptr;
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osl_searchPath (ppArgs[0], pSearchPath, &pSearchResult);
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if (pSearchResult)
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{
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rtl_uString_assign (&(ppArgs[0]), pSearchResult);
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rtl_uString_release (pSearchResult);
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}
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rtl_uString_release (pSearchPath);
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}
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}
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#endif
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OUString pArg0;
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if (osl::realpath (OUString::unacquired(&ppArgs[0]), pArg0))
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{
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osl_getFileURLFromSystemPath (pArg0.pData, &(ppArgs[0]));
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}
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#endif // !HAVE_FEATURE_MACOSX_SANDBOX
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}
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g_command_args.m_nCount = argc;
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g_command_args.m_ppArgs = ppArgs;
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}
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}
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pthread_mutex_unlock (&(g_command_args.m_mutex));
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}
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oslProcessError SAL_CALL osl_getEnvironment(rtl_uString* pustrEnvVar, rtl_uString** ppustrValue)
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{
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oslProcessError result = osl_Process_E_NotFound;
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rtl_TextEncoding encoding = osl_getThreadTextEncoding();
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rtl_String* pstr_env_var = nullptr;
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OSL_PRECOND(pustrEnvVar, "osl_getEnvironment(): Invalid parameter");
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OSL_PRECOND(ppustrValue, "osl_getEnvironment(): Invalid parameter");
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rtl_uString2String(
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&pstr_env_var,
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rtl_uString_getStr(pustrEnvVar), rtl_uString_getLength(pustrEnvVar), encoding,
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OUSTRING_TO_OSTRING_CVTFLAGS);
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if (pstr_env_var != nullptr)
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{
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const char* p_env_var = getenv (rtl_string_getStr (pstr_env_var));
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if (p_env_var != nullptr)
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{
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rtl_string2UString(
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ppustrValue,
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p_env_var, strlen(p_env_var), encoding,
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OSTRING_TO_OUSTRING_CVTFLAGS);
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OSL_ASSERT(*ppustrValue != nullptr);
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result = osl_Process_E_None;
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}
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rtl_string_release(pstr_env_var);
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}
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return result;
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}
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oslProcessError SAL_CALL osl_setEnvironment(rtl_uString* pustrEnvVar, rtl_uString* pustrValue)
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{
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oslProcessError result = osl_Process_E_Unknown;
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rtl_TextEncoding encoding = osl_getThreadTextEncoding();
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rtl_String* pstr_env_var = nullptr;
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rtl_String* pstr_val = nullptr;
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OSL_PRECOND(pustrEnvVar, "osl_setEnvironment(): Invalid parameter");
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OSL_PRECOND(pustrValue, "osl_setEnvironment(): Invalid parameter");
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rtl_uString2String(
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&pstr_env_var,
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rtl_uString_getStr(pustrEnvVar), rtl_uString_getLength(pustrEnvVar), encoding,
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OUSTRING_TO_OSTRING_CVTFLAGS);
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rtl_uString2String(
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&pstr_val,
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rtl_uString_getStr(pustrValue), rtl_uString_getLength(pustrValue), encoding,
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OUSTRING_TO_OSTRING_CVTFLAGS);
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if (pstr_env_var != nullptr && pstr_val != nullptr)
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{
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#if defined (__sun)
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rtl_String * pBuffer = NULL;
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sal_Int32 nCapacity = rtl_stringbuffer_newFromStringBuffer( &pBuffer,
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rtl_string_getLength(pstr_env_var) + rtl_string_getLength(pstr_val) + 1,
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pstr_env_var );
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rtl_stringbuffer_insert( &pBuffer, &nCapacity, pBuffer->length, "=", 1);
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rtl_stringbuffer_insert( &pBuffer, &nCapacity, pBuffer->length,
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rtl_string_getStr(pstr_val), rtl_string_getLength(pstr_val) );
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rtl_string_acquire(pBuffer); // argument to putenv must leak on success
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if (putenv(rtl_string_getStr(pBuffer)) == 0)
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result = osl_Process_E_None;
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else
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rtl_string_release(pBuffer);
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#else
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if (setenv(rtl_string_getStr(pstr_env_var), rtl_string_getStr(pstr_val), 1) == 0)
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result = osl_Process_E_None;
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#endif
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}
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if (pstr_val)
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rtl_string_release(pstr_val);
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if (pstr_env_var != nullptr)
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rtl_string_release(pstr_env_var);
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return result;
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}
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oslProcessError SAL_CALL osl_clearEnvironment(rtl_uString* pustrEnvVar)
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{
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oslProcessError result = osl_Process_E_Unknown;
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rtl_TextEncoding encoding = osl_getThreadTextEncoding();
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rtl_String* pstr_env_var = nullptr;
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OSL_PRECOND(pustrEnvVar, "osl_setEnvironment(): Invalid parameter");
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rtl_uString2String(
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&pstr_env_var,
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rtl_uString_getStr(pustrEnvVar), rtl_uString_getLength(pustrEnvVar), encoding,
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OUSTRING_TO_OSTRING_CVTFLAGS);
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if (pstr_env_var)
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{
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#if defined (__sun)
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rtl_String * pBuffer = NULL;
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sal_Int32 nCapacity = rtl_stringbuffer_newFromStringBuffer( &pBuffer,
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rtl_string_getLength(pstr_env_var) + 1, pstr_env_var );
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rtl_stringbuffer_insert( &pBuffer, &nCapacity, pBuffer->length, "=", 1);
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rtl_string_acquire(pBuffer); // argument to putenv must leak on success
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if (putenv(rtl_string_getStr(pBuffer)) == 0)
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result = osl_Process_E_None;
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else
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rtl_string_release(pBuffer);
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#elif (defined(MACOSX) || defined(NETBSD) || defined(FREEBSD))
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// MacOSX baseline is 10.4, which has an old-school void return
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// for unsetenv.
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// See: http://developer.apple.com/mac/library/documentation/Darwin/Reference/ManPages/10.4/man3/unsetenv.3.html?useVersion=10.4
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unsetenv(rtl_string_getStr(pstr_env_var));
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result = osl_Process_E_None;
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#else
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if (unsetenv(rtl_string_getStr(pstr_env_var)) == 0)
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result = osl_Process_E_None;
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#endif
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rtl_string_release(pstr_env_var);
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}
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return result;
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}
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oslProcessError SAL_CALL osl_getProcessWorkingDir(rtl_uString **ppustrWorkingDir)
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{
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oslProcessError result = osl_Process_E_Unknown;
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char buffer[PATH_MAX];
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OSL_PRECOND(ppustrWorkingDir, "osl_getProcessWorkingDir(): Invalid parameter");
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if (getcwd (buffer, sizeof(buffer)) != nullptr)
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{
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rtl_uString* ustrTmp = nullptr;
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rtl_string2UString(
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&ustrTmp,
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buffer, strlen(buffer), osl_getThreadTextEncoding(),
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OSTRING_TO_OUSTRING_CVTFLAGS);
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if (ustrTmp != nullptr)
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{
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if (osl_getFileURLFromSystemPath (ustrTmp, ppustrWorkingDir) == osl_File_E_None)
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result = osl_Process_E_None;
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rtl_uString_release (ustrTmp);
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}
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}
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return result;
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}
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namespace {
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struct ProcessLocale_Impl
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{
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pthread_mutex_t m_mutex;
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rtl_Locale * m_pLocale;
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};
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}
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static struct ProcessLocale_Impl g_process_locale =
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{
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PTHREAD_MUTEX_INITIALIZER,
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nullptr
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};
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oslProcessError SAL_CALL osl_getProcessLocale( rtl_Locale ** ppLocale )
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{
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oslProcessError result = osl_Process_E_Unknown;
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OSL_PRECOND(ppLocale, "osl_getProcessLocale(): Invalid parameter.");
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if (ppLocale)
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{
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pthread_mutex_lock(&(g_process_locale.m_mutex));
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if (g_process_locale.m_pLocale == nullptr)
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imp_getProcessLocale (&(g_process_locale.m_pLocale));
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*ppLocale = g_process_locale.m_pLocale;
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result = osl_Process_E_None;
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pthread_mutex_unlock (&(g_process_locale.m_mutex));
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}
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return result;
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}
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oslProcessError SAL_CALL osl_setProcessLocale( rtl_Locale * pLocale )
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{
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OSL_PRECOND(pLocale, "osl_setProcessLocale(): Invalid parameter.");
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pthread_mutex_lock(&(g_process_locale.m_mutex));
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g_process_locale.m_pLocale = pLocale;
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pthread_mutex_unlock (&(g_process_locale.m_mutex));
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return osl_Process_E_None;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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