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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [tools/] [src/] [tools/] [configtool/] [standalone/] [common/] [ecosconfig.cxx] - Blame information for rev 174

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1 26 unneback
//####COPYRIGHTBEGIN####
2
//                                                                          
3
// ----------------------------------------------------------------------------
4
// Copyright (C) 2003 Bart Veer
5
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
6
//
7
// This program is part of the eCos host tools.
8
//
9
// This program is free software; you can redistribute it and/or modify it 
10
// under the terms of the GNU General Public License as published by the Free 
11
// Software Foundation; either version 2 of the License, or (at your option) 
12
// any later version.
13
// 
14
// This program is distributed in the hope that it will be useful, but WITHOUT 
15
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
16
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for 
17
// more details.
18
// 
19
// You should have received a copy of the GNU General Public License along with
20
// this program; if not, write to the Free Software Foundation, Inc., 
21
// 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
22
//
23
// ----------------------------------------------------------------------------
24
//                                                                          
25
//####COPYRIGHTEND####
26
//==========================================================================
27
//
28
//      ecosconfig.cxx
29
//
30
//      The implementation of ecosconfig command line processing
31
//
32
//==========================================================================
33
//==========================================================================
34
//#####DESCRIPTIONBEGIN####                                             
35
//
36
// Author(s):           jld
37
// Date:                1999-11-08
38
//
39
//####DESCRIPTIONEND####
40
//==========================================================================
41
 
42
#ifndef _MSC_VER
43
#include <sys/param.h>
44
#include <unistd.h> /* for realpath() */
45
#endif
46
#ifdef __CYGWIN__
47
#include <windows.h>
48
#include <sys/cygwin.h> /* for cygwin_conv_to_win32_path() */
49
#endif
50
#include "cdl_exec.hxx"
51
#include "ecosconfig.hxx"
52
 
53
#define TOOL_VERSION "2.0"
54
#define TOOL_COPYRIGHT "Copyright (c) 2002 Red Hat, Inc."
55
#define DEFAULT_SAVE_FILE "ecos.ecc"
56
static char* tool = "ecosconfig";
57
 
58
// When running under cygwin there may be confusion between cygwin and
59
// Windows paths. Some paths will be passed on to the Tcl library,
60
// which sometimes will accept a cygwin path and sometimes not. This
61
// does not affect the VC++ build which only accepts Windows paths,
62
// and obviously it does not affect any Unix platfom.
63
#ifdef __CYGWIN__
64
static std::string
65
translate_path(std::string& path)
66
{
67
    std::string result;
68
    char buffer [MAXPATHLEN + 1];
69
    if ("" == path) {
70
        result = path;
71
    } else {
72
        cygwin_conv_to_win32_path (path.c_str (), buffer);
73
        result = std::string(buffer);
74
    }
75
    return result;
76
}
77
# define TRANSLATE_PATH(a) translate_path(a)
78
#else
79
# define TRANSLATE_PATH(a) (a)
80
#endif
81
 
82
int main (int argc, char * argv []) {
83
 
84
    // process command qualifiers
85
    std::string repository;     // --srcdir=
86
    std::string savefile;       // --config=
87
    std::string install_prefix; // --prefix=
88
    bool version = false;       // --version
89
    bool no_resolve = false;    // --no-resolve
90
    bool quiet = false;         // -q, --quiet
91
    bool verbose = false;       // -v, --verbose
92
    bool ignore_errors = false; // -i, --ignore-errors
93
    bool no_updates = false;    // -n, --no-updates,
94
    bool help = false;          // --help
95
    bool enable_debug_set = false;  // --enable-debug or --disable-debug
96
    int  debug_level = 0;       // --enable-debug=[0|1|2]
97
 
98
    Tcl_FindExecutable(argv[0]);
99
 
100
    // getopt() cannot easily be used here since this code has to
101
    // build with VC++ as well.
102
    bool args_ok = true;
103
    int command_index;
104
    for (command_index = 1; command_index < argc; command_index++) { // for each command line argument
105
        char* arg = argv[command_index];
106
        if (0 == strcmp(arg, "--help")) {
107
            help = true;
108
        } else if ((0 == strcmp(arg, "-q")) || (0 == strcmp(arg, "--quiet"))) {
109
            // Allow repeated use of -q and -v to override each other.
110
            // This is useful in conjunction with shell aliases.
111
            quiet = true;
112
            verbose = false;
113
        } else if ((0 == strcmp(arg, "-v")) || (0 == strcmp(arg, "--verbose"))) {
114
            verbose = true;
115
            quiet = false;
116
        } else if ((0 == strcmp(arg, "-i")) || (0 == strcmp(arg, "--ignore-errors"))) {
117
            // Duplicate use of -i and the other flags is harmless.
118
            ignore_errors = true;
119
        } else if ((0 == strcmp(arg, "-n")) || (0 == strcmp(arg, "--no-updates"))) {
120
            no_updates = true;
121
        } else if (0 == strcmp(arg, "--version")) {
122
            version = true;
123
        } else if (0 == strcmp(arg, "--no-resolve")) {
124
            no_resolve = true;
125
        } else if (0 == strcmp(arg, "--enable-debug")) {
126
            enable_debug_set = true;
127
            debug_level = 1;
128
        } else if (0 == strcmp(arg, "--disable-debug")) {
129
            enable_debug_set = true;
130
            debug_level = 0;
131
        } else if (0 == strncmp(arg, "--srcdir", 8)) {
132
            // Duplicate use of --srcdir and other data-containing options should
133
            // be marked as an error.
134
            if ("" != repository) {
135
                fprintf(stderr, "%s: the `--srcdir' option should be used only once.\n", tool);
136
                args_ok = false;
137
            } else {
138
                if ('=' == arg[8]) {
139
                    repository = std::string(arg + 9);
140
                    if ("" == repository) {
141
                        fprintf(stderr, "%s: missing component repository after `--srcdir='\n", tool);
142
                        args_ok = false;
143
                    }
144
                } else if ('\0' == arg[8]) {
145
                    command_index++;
146
                    if (command_index == argc) {
147
                        fprintf(stderr, "%s: missing component repository after `--srcdir'\n", tool);
148
                        args_ok = false;
149
                    } else {
150
                        repository = argv[command_index];
151
                    }
152
                } else {
153
                    fprintf(stderr, "%s: invalid option `%s'\n", tool, arg);
154
                    args_ok = false;
155
                }
156
            }
157
        } else if (0 == strncmp(arg, "--config", 8)) {
158
            if ("" != savefile) {
159
                fprintf(stderr, "%s: the `--config' option should be used only once.\n", tool);
160
                args_ok = false;
161
            } else {
162
                if ('=' == arg[8]) {
163
                    savefile = std::string(arg + 9);
164
                    if ("" == savefile) {
165
                        fprintf(stderr, "%s: missing configuration savefile after `--config='\n", tool);
166
                        args_ok = false;
167
                    }
168
                } else if ('\0' == arg[8]) {
169
                    command_index++;
170
                    if (command_index == argc) {
171
                        fprintf(stderr, "%s: missing configuration savefile after `--config'\n", tool);
172
                        args_ok = false;
173
                    } else {
174
                        savefile = argv[command_index];
175
                    }
176
                } else {
177
                    fprintf(stderr, "%s: invalid option `%s'\n", tool, arg);
178
                    args_ok = false;
179
                }
180
            }
181
        } else if (0 == strncmp(arg, "--prefix", 8)) {
182
            if ("" != install_prefix) {
183
                fprintf(stderr, "%s: the `--prefix' option should be used only once.\n", tool);
184
                args_ok = false;
185
            } else {
186
                if ('=' == arg[8]) {
187
                    install_prefix = std::string(arg + 9);
188
                    if ("" == install_prefix) {
189
                        fprintf(stderr, "%s: missing install prefix after `--prefix='\n", tool);
190
                        args_ok = false;
191
                    }
192
                } else if ('\0' == arg[8]) {
193
                    command_index++;
194
                    if (command_index == argc) {
195
                        fprintf(stderr, "%s: missing install prefix after `--prefix'\n", tool);
196
                        args_ok = false;
197
                    } else {
198
                        install_prefix = argv[command_index];
199
                    }
200
                } else {
201
                    fprintf(stderr, "%s: invalid option `%s'\n", tool, arg);
202
                    args_ok = false;
203
                }
204
            }
205
        } else {
206
            // The argument is not a qualifier
207
            // However, none of the sub-commands begin with a -
208
            if ('-' == arg[0]) {
209
                fprintf(stderr, "%s: unknown option `%s'\n", tool, arg);
210
                args_ok = false;
211
            }
212
            break; // end of qualifiers
213
        }
214
    }
215
 
216
#if 0
217
    printf("args_ok is %d\n", args_ok);
218
    printf("help is %d\n", help);
219
    printf("version is %d\n", version);
220
    printf("no_resolve is %d\n", no_resolve);
221
    printf("quiet is %d\n", quiet);
222
    printf("verbose is %d\n", verbose);
223
    printf("no-updates is %d\n", no_updates);
224
    printf("ignore_errors is %d\n", ignore_errors);
225
    printf("repository is %s\n", repository.c_str());
226
    printf("savefile is %s\n", savefile.c_str());
227
    printf("install_prefix is %s\n", install_prefix.c_str());
228
    exit(EXIT_SUCCESS);
229
#endif
230
 
231
    // Usually argv[command_index] will be a sub-command, unless
232
    // --help or --version has been used.
233
 
234
    // Always output the version number, irrespective of subsequent
235
    // commands or any problems. This can be useful in batch jobs.
236
    if (version) {
237
        printf ("ecosconfig %s (%s %s)\n%s\n", TOOL_VERSION, __DATE__, __TIME__, TOOL_COPYRIGHT);
238
        if (command_index == argc) {
239
            return EXIT_SUCCESS;
240
        }
241
    }
242
    // Cope with --help and any user errors. If --help is used then
243
    // subsequent arguments should be ignored, as should any problems
244
    // with the arguments. This allows the user to type a partial
245
    // command, then switch to --help, and use shell history editing
246
    // to complete/correct the command.
247
    if (help || !args_ok || (command_index == argc)) {
248
        usage_message();
249
        return help ? EXIT_SUCCESS : EXIT_FAILURE;
250
    }
251
 
252
    // set the default save file
253
    if (savefile.empty ()) { // if the save file was not specified on the command line
254
        savefile = DEFAULT_SAVE_FILE; // use the default save file
255
    }
256
 
257
    // find the repository
258
    if (repository.empty ()) { // if the repository was not specified on the command line
259
        const char * env_var = getenv ("ECOS_REPOSITORY");
260
        if (env_var) { // if the ECOS_REPOSITORY environment variable is defined
261
            repository = env_var;
262
        } else { // the ECOS_REPOSITORY environment variable is not defined
263
            // assume that the tool is located in the root of the repository
264
#ifdef _MSC_VER
265
            char toolpath [_MAX_PATH + 1];
266
            _fullpath (toolpath, argv [0], sizeof (toolpath)); // get the absolute path to the tool
267
#else
268
            // NOTE: portability problem. realpath() is not a POSIX function.
269
            // Alternative code may be needed on some platforms.
270
            char toolpath [MAXPATHLEN + 1];
271
            realpath (argv [0], toolpath); // get the absolute path to the tool
272
#endif
273
            repository = toolpath;
274
            for (unsigned int n = repository.size () - 1; n > 0; n--) { // for each char starting at the tail
275
                if (('\\' == repository [n]) || ('/' == repository [n])) { // if the char is a directory separator
276
                    repository.resize (n); // remove the filename from the filepath
277
                    break;
278
                }
279
            }
280
        }
281
    }
282
 
283
    repository          = TRANSLATE_PATH(repository);
284
    savefile            = TRANSLATE_PATH(savefile);
285
    install_prefix      = TRANSLATE_PATH(install_prefix);
286
 
287
    // Initialize the cdl_exec code (not quite sure why this needs a
288
    // separate object rather than just a bunch of statics). 
289
    cdl_exec exec (trim_path (repository), savefile, trim_path (install_prefix), no_resolve);
290
    cdl_exec::set_quiet_mode(quiet);
291
    cdl_exec::set_verbose_mode(verbose);
292
    cdl_exec::set_ignore_errors_mode(ignore_errors);
293
    cdl_exec::set_no_updates_mode(no_updates);
294
    if (enable_debug_set) {
295
        cdl_exec::set_debug_level(debug_level);
296
    }
297
 
298
    // Now identify and process the sub-command.
299
    const std::string command = argv [command_index];
300
    command_index++;
301
    bool status = false;
302
 
303
    if ("new" == command) {
304
        // Usage: ecosconfig new <target> [template [version]]
305
        if ((command_index == argc) || ((command_index + 3) <= argc)) {
306
            usage_message();
307
        } else {
308
            // The default values for template and template_version
309
            // are part of the cdl_exec class, so cdl_exec::cmd_new() has
310
            // to be invoked with the right number of arguments.
311
            if ((command_index + 1) == argc) {
312
                status = exec.cmd_new(argv[command_index]);
313
            } else if ((command_index + 2) == argc) {
314
                status = exec.cmd_new(argv[command_index], argv[command_index + 1]);
315
            } else {
316
                status = exec.cmd_new(argv[command_index], argv[command_index + 1], argv[command_index + 2]);
317
            }
318
        }
319
    } else if ("tree" == command) {
320
        // Usage: ecosconfig tree
321
        if (command_index == argc) {
322
            status = exec.cmd_tree ();
323
        } else {
324
            usage_message ();
325
        }
326
    } else if ("list" == command) {
327
        // Usage: ecosconfig list
328
        if (command_index == argc) {
329
            status = exec.cmd_list ();
330
        } else {
331
            usage_message ();
332
        }
333
    } else if ("check" == command) {
334
        // Usage: ecosconfig check
335
        if (command_index == argc) {
336
            status = exec.cmd_check ();
337
        } else {
338
            usage_message ();
339
        }
340
    } else if ("resolve" == command) {
341
        // Usage: ecosconfig resolve
342
        if (command_index == argc) {
343
            status = exec.cmd_resolve ();
344
        } else {
345
            usage_message ();
346
        }
347
    } else if ("add" == command) {
348
        // Usage: ecosconfig add <package> [<package2> ...]
349
        if (command_index < argc) {
350
            std::vector<std::string> packages;
351
            for (int n = command_index; n < argc; n++) {
352
                packages.push_back (argv [n]);
353
            }
354
            status = exec.cmd_add (packages);
355
        } else {
356
            usage_message ();
357
        }
358
    } else if ("remove" == command) {
359
        // Usage: ecosconfig remove <package> [<package2> ...]
360
        if (command_index < argc) {
361
            std::vector<std::string> packages;
362
            for (int n = command_index; n < argc; n++) {
363
                packages.push_back (argv [n]);
364
            }
365
            status = exec.cmd_remove (packages);
366
        } else {
367
            usage_message ();
368
        }
369
    } else if ("version" == command) {
370
        // Usage: ecosconfig version <version> <package> [<package2> ...]
371
        // Note that it is not possible to change several packages to different versions. 
372
        if (command_index + 1 < argc) {
373
            std::vector<std::string> packages;
374
            for (int n = command_index + 1; n < argc; n++) {
375
                packages.push_back (argv [n]);
376
            }
377
            status = exec.cmd_version (argv [command_index], packages);
378
        } else {
379
            usage_message ();
380
        }
381
 
382
    } else if ("target" == command) {
383
        // Usage: ecosconfig target <target>
384
        if (command_index + 1 == argc) {
385
            status = exec.cmd_target (argv [command_index]);
386
        } else {
387
            usage_message ();
388
        }
389
 
390
    } else if ("template" == command) {
391
        // Usage: ecosconfig template <template> [<version>]
392
        if (command_index + 1 == argc) {
393
            status = exec.cmd_template (argv [command_index]);
394
        } else if (command_index + 2 == argc) {
395
            status = exec.cmd_template (argv [command_index], argv [command_index]);
396
        } else {
397
            usage_message ();
398
        }
399
 
400
    } else if ("export" == command) {
401
        // Usage: ecosconfige export <filename>
402
        if (command_index + 1 == argc) {
403
            std::string filename = std::string(argv[command_index]);
404
            filename = TRANSLATE_PATH(filename);
405
            status = exec.cmd_export(filename);
406
        } else {
407
            usage_message ();
408
        }
409
 
410
    } else if ("import" == command) {
411
        // Usage: ecosconfig import <filename>
412
        if (command_index + 1 == argc) {
413
            std::string filename = std::string(argv[command_index]);
414
            filename = TRANSLATE_PATH(filename);
415
            status = exec.cmd_import(filename);
416
        } else {
417
            usage_message ();
418
        }
419
 
420
    } else {
421
        usage_message ();
422
    }
423
 
424
    return status ? EXIT_SUCCESS : EXIT_FAILURE;
425
}
426
 
427
// remove the trailing directory separator from a file path if present
428
std::string trim_path (const std::string input) {
429
    std::string output = input;
430
    if (! output.empty ()) {
431
        const char last_char = output [output.size () - 1];
432
        if (('\\' == last_char) || ('/' == last_char)) { // if the last char is a directory separator
433
            output.resize (output.size () - 1); // remove the last char
434
        }
435
    }
436
    return output;
437
}
438
 
439
// print a usage message
440
void usage_message () {
441
    printf ("Usage: ecosconfig [ qualifier ... ] [ command ]\n");
442
    printf ("  commands are:\n");
443
    printf ("    list                                       : list repository contents\n");
444
    printf ("    new TARGET [ TEMPLATE [ VERSION ] ]        : create a configuration\n");
445
    printf ("    target TARGET                              : change the target hardware\n");
446
    printf ("    template TEMPLATE [ VERSION ]              : change the template\n");
447
    printf ("    add PACKAGE [ PACKAGE ... ]                : add package(s)\n");
448
    printf ("    remove PACKAGE [ PACKAGE ... ]             : remove package(s)\n");
449
    printf ("    version VERSION PACKAGE [ PACKAGE ... ]    : change version of package(s)\n");
450
    printf ("    export FILE                                : export minimal config info\n");
451
    printf ("    import FILE                                : import additional config info\n");
452
    printf ("    check                                      : check the configuration\n");
453
    printf ("    resolve                                    : resolve conflicts\n");
454
    printf ("    tree                                       : create a build tree\n");
455
    printf ("  qualifiers are:\n");
456
    printf ("    --config=FILE                              : the configuration file\n");
457
    printf ("    --prefix=DIRECTORY                         : the install prefix\n");
458
    printf ("    --srcdir=DIRECTORY                         : the source repository\n");
459
    printf ("    --no-resolve                               : disable conflict resolution\n");
460
    printf ("    --version                                  : show version and copyright\n");
461
    printf ("    -q, --quiet                                : reduce verbosity\n");
462
    printf ("    -v, --verbose                              : increase verbosity\n");
463
    printf ("    -i, --ignore-errors                        : ignore unresolved conflicts\n");
464
    printf ("    -n, --no-updates                           : read-only mode, do not modify the file system\n");
465
    printf ("    --enable-debug                             : enable debugging in this configuration\n");
466
    printf ("    --disable-debug                            : disable debugging in this configuration\n");
467
    printf ("    --help                                     : display this message\n");
468
}

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