add aspellDicDir variable to enable storing the aspell dict away from the config dir
This commit is contained in:
Jean-Francois Dockes
commit
9037d1166f
963 changed files with 394266 additions and 0 deletions
282
src/common/rclinit.cpp
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282
src/common/rclinit.cpp
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/* Copyright (C) 2004 J.F.Dockes
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "autoconfig.h"
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#include <stdio.h>
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#ifdef _WIN32
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#include "safewindows.h"
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#endif
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#include <signal.h>
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#include <locale.h>
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#include <pthread.h>
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#include <cstdlib>
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#if !defined(PUTENV_ARG_CONST)
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#include <string.h>
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#endif
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#include "debuglog.h"
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#include "rclconfig.h"
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#include "rclinit.h"
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#include "pathut.h"
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#include "unac.h"
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#include "smallut.h"
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#include "execmd.h"
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static pthread_t mainthread_id;
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static void siglogreopen(int)
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{
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if (recoll_ismainthread())
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DebugLog::reopen();
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}
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#ifndef _WIN32
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// We would like to block SIGCHLD globally, but we can't because
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// QT uses it. Have to block it inside execmd.cpp
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static const int catchedSigs[] = {SIGINT, SIGQUIT, SIGTERM, SIGUSR1, SIGUSR2};
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void initAsyncSigs(void (*sigcleanup)(int))
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{
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// We ignore SIGPIPE always. All pieces of code which can write to a pipe
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// must check write() return values.
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#ifndef _WIN32
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signal(SIGPIPE, SIG_IGN);
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#endif
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// Install app signal handler
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if (sigcleanup) {
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struct sigaction action;
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action.sa_handler = sigcleanup;
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action.sa_flags = 0;
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sigemptyset(&action.sa_mask);
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for (unsigned int i = 0; i < sizeof(catchedSigs) / sizeof(int); i++)
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if (signal(catchedSigs[i], SIG_IGN) != SIG_IGN) {
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if (sigaction(catchedSigs[i], &action, 0) < 0) {
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perror("Sigaction failed");
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}
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}
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}
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// Install log rotate sig handler
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{
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struct sigaction action;
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action.sa_handler = siglogreopen;
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action.sa_flags = 0;
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sigemptyset(&action.sa_mask);
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if (signal(SIGHUP, SIG_IGN) != SIG_IGN) {
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if (sigaction(SIGHUP, &action, 0) < 0) {
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perror("Sigaction failed");
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}
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}
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}
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}
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#else
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// Windows signals etc.
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//
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// ^C can be caught by the signal() emulation, but not ^Break
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// apparently, which is why we use the native approach too
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//
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// When a keyboard interrupt occurs, windows creates a thread inside
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// the process and calls the handler. The process exits when the
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// handler returns or after at most 10S
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//
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// In practise, only recollindex sets sigcleanup(), and the routine
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// just sets a global termination flag. So we just call it and sleep,
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// hoping that cleanup does not take more than what Windows will let
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// us live.
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static void (*l_sigcleanup)(int);
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static BOOL WINAPI CtrlHandler(DWORD fdwCtrlType)
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{
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if (l_sigcleanup == 0)
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return FALSE;
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switch(fdwCtrlType) {
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case CTRL_C_EVENT:
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case CTRL_CLOSE_EVENT:
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case CTRL_BREAK_EVENT:
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case CTRL_LOGOFF_EVENT:
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case CTRL_SHUTDOWN_EVENT:
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l_sigcleanup(SIGINT);
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Sleep(10000);
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return TRUE;
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default:
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return FALSE;
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}
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}
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static const int catchedSigs[] = {SIGINT, SIGTERM};
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void initAsyncSigs(void (*sigcleanup)(int))
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{
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// Install app signal handler
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if (sigcleanup) {
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l_sigcleanup = sigcleanup;
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for (unsigned int i = 0; i < sizeof(catchedSigs) / sizeof(int); i++) {
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if (signal(catchedSigs[i], SIG_IGN) != SIG_IGN) {
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signal(catchedSigs[i], sigcleanup);
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}
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}
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}
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SetConsoleCtrlHandler((PHANDLER_ROUTINE)CtrlHandler, TRUE);
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}
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#endif
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RclConfig *recollinit(RclInitFlags flags,
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void (*cleanup)(void), void (*sigcleanup)(int),
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string &reason, const string *argcnf)
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{
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if (cleanup)
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atexit(cleanup);
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// Make sure the locale is set. This is only for converting file names
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// to utf8 for indexing.
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setlocale(LC_CTYPE, "");
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DebugLog::getdbl()->setloglevel(DEBDEB1);
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DebugLog::setfilename("stderr");
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if (getenv("RECOLL_LOGDATE"))
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DebugLog::getdbl()->logdate(1);
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initAsyncSigs(sigcleanup);
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RclConfig *config = new RclConfig(argcnf);
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if (!config || !config->ok()) {
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reason = "Configuration could not be built:\n";
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if (config)
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reason += config->getReason();
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else
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reason += "Out of memory ?";
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return 0;
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}
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// Retrieve the log file name and level
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string logfilename, loglevel;
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if (flags & RCLINIT_DAEMON) {
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config->getConfParam(string("daemlogfilename"), logfilename);
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config->getConfParam(string("daemloglevel"), loglevel);
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}
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if (logfilename.empty())
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config->getConfParam(string("logfilename"), logfilename);
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if (loglevel.empty())
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config->getConfParam(string("loglevel"), loglevel);
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// Initialize logging
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if (!logfilename.empty()) {
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logfilename = path_tildexpand(logfilename);
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// If not an absolute path or , compute relative to config dir
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if (!path_isabsolute(logfilename) &&
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!DebugLog::DebugLog::isspecialname(logfilename.c_str())) {
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logfilename = path_cat(config->getConfDir(), logfilename);
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}
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DebugLog::setfilename(logfilename.c_str());
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}
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if (!loglevel.empty()) {
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int lev = atoi(loglevel.c_str());
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DebugLog::getdbl()->setloglevel(lev);
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}
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// Make sure the locale charset is initialized (so that multiple
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// threads don't try to do it at once).
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config->getDefCharset();
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mainthread_id = pthread_self();
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// Init unac locking
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unac_init_mt();
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// Init smallut and pathut static values
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pathut_init_mt();
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smallut_init_mt();
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// Init execmd.h static PATH and PATHELT splitting
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{string bogus;
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ExecCmd::which("nosuchcmd", bogus);
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}
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// Init Unac translation exceptions
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string unacex;
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if (config->getConfParam("unac_except_trans", unacex) && !unacex.empty())
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unac_set_except_translations(unacex.c_str());
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#ifndef IDX_THREADS
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#ifndef _WIN32
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ExecCmd::useVfork(true);
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#endif
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#else
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// Keep threads init behind log init, but make sure it's done before
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// we do the vfork choice ! The latter is not used any more actually,
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// we always use vfork except if forbidden by config.
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config->initThrConf();
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bool novfork;
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config->getConfParam("novfork", &novfork);
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if (novfork) {
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#ifndef _WIN32
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LOGDEB0(("rclinit: will use fork() for starting commands\n"));
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ExecCmd::useVfork(false);
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#endif
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} else {
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#ifndef _WIN32
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LOGDEB0(("rclinit: will use vfork() for starting commands\n"));
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ExecCmd::useVfork(true);
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#endif
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}
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#endif
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int flushmb;
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if (config->getConfParam("idxflushmb", &flushmb) && flushmb > 0) {
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LOGDEB1(("rclinit: idxflushmb=%d, set XAPIAN_FLUSH_THRESHOLD to 10E6\n",
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flushmb));
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static const char *cp = "XAPIAN_FLUSH_THRESHOLD=1000000";
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#ifdef PUTENV_ARG_CONST
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::putenv(cp);
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#else
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::putenv(strdup(cp));
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#endif
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}
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return config;
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}
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// Signals are handled by the main thread. All others should call this
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// routine to block possible signals
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void recoll_threadinit()
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{
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#ifndef _WIN32
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sigset_t sset;
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sigemptyset(&sset);
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for (unsigned int i = 0; i < sizeof(catchedSigs) / sizeof(int); i++)
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sigaddset(&sset, catchedSigs[i]);
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sigaddset(&sset, SIGHUP);
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pthread_sigmask(SIG_BLOCK, &sset, 0);
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#else
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// Not sure that this is needed at all or correct under windows.
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for (unsigned int i = 0; i < sizeof(catchedSigs) / sizeof(int); i++) {
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if (signal(catchedSigs[i], SIG_IGN) != SIG_IGN) {
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signal(catchedSigs[i], SIG_IGN);
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}
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}
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#endif
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}
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bool recoll_ismainthread()
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{
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return pthread_equal(pthread_self(), mainthread_id);
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}
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