aboutsummaryrefslogtreecommitdiff
path: root/src/main.cc
blob: c47e1d8ed0429f71833b636330955bebef5e491e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
// main.cc for Fluxbox Window manager
// Copyright (c) 2001 - 2006 Henrik Kinnunen (fluxgen at fluxbox dot org)
//               and 2003-2005 Simon Bowden (rathnor at users.sourceforge.net)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif // HAVE_CONFIG_H

#include "fluxbox.hh"
#include "version.h"
#include "defaults.hh"

#include "Debug.hh"

#include "FbTk/Theme.hh"
#include "FbTk/I18n.hh"
#include "FbTk/CommandParser.hh"
#include "FbTk/FileUtil.hh"

//use GNU extensions
#ifndef	 _GNU_SOURCE
#define	 _GNU_SOURCE
#endif // _GNU_SOURCE

#ifdef HAVE_CSTDLIB
  #include <cstdlib>
#else
  #include <stdlib.h>
#endif

#ifdef HAVE_CSTRING
  #include <cstring>
#else
  #include <string.h>
#endif

#ifdef HAVE_UNISTD_H
  #include <unistd.h>
#endif

#ifdef HAVE_SYS_STAT_H
#include <sys/types.h>
#include <sys/stat.h>
#endif // HAVE_SYS_STAT_H

#include <fstream>
#include <stdexcept>
#include <typeinfo>

using std::cout;
using std::cerr;
using std::endl;
using std::string;
using std::ostream;
using std::ofstream;
using std::streambuf;
using std::auto_ptr;
using std::out_of_range;
using std::runtime_error;
using std::bad_cast;
using std::bad_alloc;
using std::exception;

static void showInfo(ostream &ostr) {
    _FB_USES_NLS;
    ostr <<
        _FB_CONSOLETEXT(Common, FluxboxVersion, "Fluxbox version", "Fluxbox version heading")
        << ": " 
        << __fluxbox_version <<endl;

    if (strlen(gitrevision()) > 0)
        ostr << _FB_CONSOLETEXT(Common, SvnRevision, "GIT Revision", "Revision number in GIT repositary") 
            << ": " 
            << gitrevision() << endl;
#if defined(__DATE__) && defined(__TIME__)
    ostr << _FB_CONSOLETEXT(Common, Compiled, "Compiled", "Time fluxbox was compiled")
        << ": " 
        << __DATE__ 
        << " "
        << __TIME__ << endl;
#endif
#ifdef __fluxbox_compiler
    ostr << _FB_CONSOLETEXT(Common, Compiler, "Compiler", "Compiler used to build fluxbox")
        << ": "
        << __fluxbox_compiler << endl;
#endif // __fluxbox_compiler
#ifdef __fluxbox_compiler_version
    ostr << _FB_CONSOLETEXT(Common, CompilerVersion, "Compiler version", "Compiler version used to build fluxbox")
        << ": " 
        << __fluxbox_compiler_version << endl;
#endif // __fluxbox_compiler_version

    ostr << endl 
        <<_FB_CONSOLETEXT(Common, Defaults, "Defaults", "Default values compiled in") 
        << ": " << endl;

    ostr <<_FB_CONSOLETEXT(Common, DefaultMenuFile, "    menu", "default menu file (right aligned - make sure same width as other default values)")
        << ": "
        << DEFAULTMENU << endl;
    ostr << _FB_CONSOLETEXT(Common, DefaultStyle, "   style", "default style (right aligned - make sure same width as other default values)")
        << ": "
        << DEFAULTSTYLE << endl;

    ostr << _FB_CONSOLETEXT(Common, DefaultKeyFile, "    keys", "default key file (right aligned - make sure same width as other default values)")
        << ": "
        << DEFAULTKEYSFILE << endl;
    ostr << _FB_CONSOLETEXT(Common, DefaultInitFile, "    init", "default init file (right aligned - make sure same width as other default values)")
        << ": "
        << DEFAULT_INITFILE << endl;

#ifdef NLS
    ostr << _FB_CONSOLETEXT(Common, DefaultLocalePath, "    nls", "location for localization files (right aligned - make sure same width as other default values)")
        << ": "
        << LOCALEPATH << endl;
#endif

    const char NOT[] = "-";
    ostr << endl
        << _FB_CONSOLETEXT(Common, CompiledOptions, "Compiled options", "Options used when compiled")
        << " (" << NOT << " => " 
        << _FB_CONSOLETEXT(Common, Disabled, "disabled", "option is turned off") << "): " << endl
        <<

/**** NOTE: This list is in alphabetical order! ****/

#ifndef HAVE_FRIBIDI
        NOT <<
#endif
        "BIDI" << endl <<

#ifndef DEBUG
        NOT <<
#endif // DEBUG
        "DEBUG" << endl <<

#ifndef USE_NEWWMSPEC
        NOT <<
#endif // USE_NEWWMSPEC
        "EWMH" << endl <<

#ifndef HAVE_IMLIB2
        NOT<<
#endif // HAVE_IMLIB2
        "IMLIB2" << endl <<

#ifndef NLS
        NOT<<
#endif // NLS
        "NLS" << endl <<

#ifndef REMEMBER
        NOT <<
#endif // REMEMBER
        "REMEMBER" << endl <<

#ifndef HAVE_XRENDER
        NOT <<
#endif // HAVE_XRENDER
        "RENDER" << endl <<

#ifndef SHAPE
        NOT <<
#endif // SHAPE
        "SHAPE" << endl <<

#ifndef SLIT
        NOT <<
#endif // SLIT
        "SLIT" << endl <<

#ifndef USE_TOOLBAR
        NOT <<
#endif // USE_TOOLBAR
        "TOOLBAR" << endl <<

#ifndef USE_XFT
        NOT <<
#endif // USE_XFT
        "XFT" << endl <<

#ifndef XINERAMA
        NOT <<
#endif // XINERAMA
        "XINERAMA" << endl <<

#ifndef USE_XMB
        NOT <<
#endif // USE_XMB
        "XMB" << endl <<

#ifndef HAVE_XPM
        NOT <<
#endif // HAVE_XPM
        "XPM" << endl

        << endl;
}

struct Options {
    Options() : xsync(false) {

        const char* env;

        env = getenv("DISPLAY");
        if (env) {
            session_display.assign(env);
        }

        env = getenv("HOME");
        if (env) {
            rc_path.assign(std::string(env) + "/." + realProgramName("fluxbox"));
            rc_file = rc_path + "/init";
        }
    }


    std::string session_display;
    std::string rc_path;
    std::string rc_file;
    std::string log_filename;
    bool xsync;
};

static void parseOptions(int argc, char** argv, Options& opts) {

    _FB_USES_NLS;

    int i;
    for (i = 1; i < argc; ++i) {
        string arg(argv[i]);
        if (arg == "-rc" || arg == "--rc") {
            // look for alternative rc file to use

            if ((++i) >= argc) {
                cerr<<_FB_CONSOLETEXT(main, RCRequiresArg,
                              "error: '-rc' requires an argument", "the -rc option requires a file argument")<<endl;
                exit(EXIT_FAILURE);
            }

            opts.rc_file = argv[i];
        } else if (arg == "-display" || arg == "--display") {
            // check for -display option... to run on a display other than the one
            // set by the environment variable DISPLAY

            if ((++i) >= argc) {
                cerr<<_FB_CONSOLETEXT(main, DISPLAYRequiresArg,
                              "error: '-display' requires an argument",
                              "")<<endl;
                exit(EXIT_FAILURE);
            }

            opts.session_display = argv[i];
            if (!FbTk::App::setenv("DISPLAY", argv[i])) {
                cerr<<_FB_CONSOLETEXT(main, WarnDisplayEnv,
                                "warning: couldn't set environment variable 'DISPLAY'",
                              "")<<endl;
                perror("putenv()");
            }
        } else if (arg == "-version" || arg == "-v" || arg == "--version") {
            // print current version string
            cout << "Fluxbox " << __fluxbox_version << " : (c) 2001-2011 Fluxbox Team " << endl << endl;
            exit(EXIT_SUCCESS);
        } else if (arg == "-log" || arg == "--log") {
            if (++i >= argc) {
                cerr<<_FB_CONSOLETEXT(main, LOGRequiresArg, "error: '-log' needs an argument", "")<<endl;
                exit(EXIT_FAILURE);
            }
            opts.log_filename = argv[i];
        } else if (arg == "-sync" || arg == "--sync") {
            opts.xsync = true;
        } else if (arg == "-help" || arg == "-h" || arg == "--help") {
            // print program usage and command line options
            printf(_FB_CONSOLETEXT(main, Usage,
                           "Fluxbox %s : (c) %s Fluxbox Team\n"
                           "Website: http://www.fluxbox.org/\n\n"
                           "-display <string>\t\tuse display connection.\n"
                           "-screen <all|int,int,int>\trun on specified screens only.\n"
                           "-rc <string>\t\t\tuse alternate resource file.\n"
                           "-version\t\t\tdisplay version and exit.\n"
                           "-info\t\t\t\tdisplay some useful information.\n"
                           "-list-commands\t\t\tlist all valid key commands.\n"
                           "-sync\t\t\t\tsynchronize with X server for debugging.\n"
                           "-log <filename>\t\t\tlog output to file.\n"
                           "-help\t\t\t\tdisplay this help text and exit.\n\n",

                           "Main usage string. Please lay it out nicely. There is one %s that is given the version").c_str(),
                   __fluxbox_version, "2001-2011");
            exit(EXIT_SUCCESS);
        } else if (arg == "-info" || arg == "-i" || arg == "--info") {
            showInfo(cout);
            exit(EXIT_SUCCESS);
        } else if (arg == "-list-commands" || arg == "--list-commands") {
            FbTk::CommandParser<void>::CreatorMap cmap = FbTk::CommandParser<void>::instance().creatorMap();
            FbTk::CommandParser<void>::CreatorMap::const_iterator it = cmap.begin();
            const FbTk::CommandParser<void>::CreatorMap::const_iterator it_end = cmap.end();
            for (; it != it_end; ++it)
                cout << it->first << endl;
            exit(EXIT_SUCCESS);
        } else if (arg == "-verbose" || arg == "--verbose") {
            FbTk::ThemeManager::instance().setVerbose(true);
        }
    }
}


/**
 setup the configutation files in
 home directory
*/
void setupConfigFiles(const std::string& dirname, const std::string& rc) {

    _FB_USES_NLS;

    const bool has_dir = FbTk::FileUtil::isDirectory(dirname.c_str());


    struct CFInfo {
        bool create_file;
        const char* default_name;
        const std::string filename;
    } cfiles[] = {
        { !has_dir, DEFAULT_INITFILE, rc },
        { !has_dir, DEFAULTKEYSFILE, dirname + "/keys" },
        { !has_dir, DEFAULTMENU, dirname + "/menu" },
        { !has_dir, DEFAULT_APPSFILE, dirname + "/apps" },
        { !has_dir, DEFAULT_OVERLAY, dirname + "/overlay" },
        { !has_dir, DEFAULT_WINDOWMENU, dirname + "/windowmenu" }
    };
    const size_t nr_of_cfiles = sizeof(cfiles)/sizeof(CFInfo);


    if (has_dir) { // check if anything with these names exists, if not create new
        for (size_t i = 0; i < nr_of_cfiles; ++i) {
            cfiles[i].create_file = access(cfiles[i].filename.c_str(), F_OK);
        }
    } else {

        fbdbg << "Creating dir: " << dirname << endl;
        if (mkdir(dirname.c_str(), 0700)) {
            fprintf(stderr, _FB_CONSOLETEXT(Fluxbox, ErrorCreatingDirectory,
                                    "Can't create %s directory",
                                    "Can't create a directory, one %s for directory name").c_str(),
                    dirname.c_str());
            cerr << endl;
            return;
        }
    }

    bool sync_fs = false;

    // copy default files if needed
    for (size_t i = 0; i < nr_of_cfiles; ++i) {
        if (cfiles[i].create_file) {
            FbTk::FileUtil::copyFile(cfiles[i].default_name, cfiles[i].filename.c_str());
            sync_fs = true;
        }
    }

    if (sync_fs) {
       sync();
    }
}


// configs might be out of date, so run fluxbox-update_configs
// if necassary.
void updateConfigFilesIfNeeded(const std::string& rc_file) {

    const int CONFIG_VERSION = 13; // TODO: move this to 'defaults.hh' or 'config.h'

    FbTk::ResourceManager r_mgr(rc_file.c_str(), false);
    FbTk::Resource<int> c_version(r_mgr, 0, "session.configVersion", "Session.ConfigVersion");

    if (!r_mgr.load(rc_file.c_str())) {
        _FB_USES_NLS;
        cerr << _FB_CONSOLETEXT(Fluxbox, CantLoadRCFile, "Failed to load database", "")
            << ": " 
            << rc_file << endl;
        return;
    }

    if (*c_version < CONFIG_VERSION) {

        fbdbg << "updating config files from version " 
            << *c_version
            << " to "
            << CONFIG_VERSION
            << endl;

        string commandargs = realProgramName("fluxbox-update_configs");
        commandargs += " -rc " + rc_file;

        if (system(commandargs.c_str())) {
            fbdbg << "running '" 
                << commandargs
                << "' failed." << endl;
        }
        sync();
    }
}


int main(int argc, char **argv) {

    FbTk::NLSInit("fluxbox.cat");

    Options opts;
    parseOptions(argc, argv, opts);

#ifdef __EMX__
    _chdir2(getenv("X11ROOT"));
#endif // __EMX__

    streambuf *outbuf = 0;
    streambuf *errbuf = 0;

    ofstream log_file(opts.log_filename.c_str());

    _FB_USES_NLS;

    // setup log file
    if (log_file.is_open()) {
        cerr << _FB_CONSOLETEXT(main, LoggingTo, "Logging to", "Logging to a file") 
            << ": " 
            << opts.log_filename << endl;

        log_file <<"------------------------------------------" << endl;
        log_file << _FB_CONSOLETEXT(main, LogFile, "Log File", "")
            << ": "
            << opts.log_filename <<endl;

        showInfo(log_file);
        log_file << "------------------------------------------" << endl;
        // setup log to use cout and cerr stream
        outbuf = cout.rdbuf(log_file.rdbuf());
        errbuf = cerr.rdbuf(log_file.rdbuf());
    }

    int exitcode = EXIT_FAILURE;

    setupConfigFiles(opts.rc_path, opts.rc_file);
    updateConfigFilesIfNeeded(opts.rc_file);

    auto_ptr<Fluxbox> fluxbox;
    try {

        fluxbox.reset(new Fluxbox(argc, argv,
                    opts.session_display,
                    opts.rc_path,
                    opts.rc_file,
                    opts.xsync));
        fluxbox->eventLoop();

        exitcode = EXIT_SUCCESS;

    } catch (out_of_range &oor) {
        cerr <<"Fluxbox: "
            << _FB_CONSOLETEXT(main, ErrorOutOfRange, "Out of range", "Error message")
            << ": "
            << oor.what() << endl;
    } catch (runtime_error &re) {
        cerr << "Fluxbox: "
            << _FB_CONSOLETEXT(main, ErrorRuntime, "Runtime error", "Error message")
            << ": "
            << re.what() << endl;
    } catch (bad_cast &bc) {
        cerr << "Fluxbox: "
            << _FB_CONSOLETEXT(main, ErrorBadCast, "Bad cast", "Error message")
            << ": "
            << bc.what() << endl;
    } catch (bad_alloc &ba) {
        cerr << "Fluxbox: "
            << _FB_CONSOLETEXT(main, ErrorBadAlloc, "Bad Alloc", "Error message")
            << ": "
            << ba.what() << endl;
    } catch (exception &e) {
        cerr << "Fluxbox: "
            << _FB_CONSOLETEXT(main, ErrorStandardException, "Standard Exception", "Error message")
            << ": "
            << e.what() << endl;
    } catch (string error_str) {
        cerr << _FB_CONSOLETEXT(Common, Error, "Error", "Error message header")
            << ": "
            << error_str << endl;
    } catch (...) {
        cerr << "Fluxbox: "
            << _FB_CONSOLETEXT(main, ErrorUnknown, "Unknown error", "Error message")
            << "." << endl;
        abort();
    }

    bool restarting = false;
    string restart_argument;

    if (fluxbox.get()) {
        restarting = fluxbox->isRestarting();
        restart_argument = fluxbox->getRestartArgument();
    }

    // destroy fluxbox
    fluxbox.reset(0);

    // restore cout and cin streams
    if (outbuf != 0)
        cout.rdbuf(outbuf);
    if (errbuf != 0)
        cerr.rdbuf(errbuf);

    FbTk::FbStringUtil::shutdown();

    if (restarting) {
        if (!restart_argument.empty()) {
            const char *shell = getenv("SHELL");
            if (!shell)
                shell = "/bin/sh";

            execlp(shell, shell, "-c", restart_argument.c_str(), (const char *) NULL);
            perror(restart_argument.c_str());
        }

        // fall back in case the above execlp doesn't work
        execvp(argv[0], argv);
        perror(argv[0]);

        const char *basename = FbTk::StringUtil::basename(argv[0]).c_str();
        execvp(basename, argv);
        perror(basename);
    }

    return exitcode;
}