Mercurial > hg > sidinfo
annotate sidinfo.c @ 27:4dd463eebb74
Fix argument handling when file does not exist.
| author | Matti Hamalainen <ccr@tnsp.org> |
|---|---|
| date | Thu, 25 Sep 2014 04:01:22 +0300 |
| parents | 055c2355dd0a |
| children | 6240788fe172 |
| rev | line source |
|---|---|
| 2 | 1 /* |
| 2 * SIDInfo - PSID/RSID information displayer | |
| 3 * Written by Matti 'ccr' Hämäläinen | |
| 4 * (C) Copyright 2014 Tecnic Software productions (TNSP) | |
| 5 */ | |
| 0 | 6 #include "th_args.h" |
| 7 #include "th_endian.h" | |
| 2 | 8 #include "th_string.h" |
| 0 | 9 #include "th_crypto.h" |
| 10 | |
| 2 | 11 #define PSID_MAGIC_LEN 4 |
| 12 #define PSID_STR_LEN 32 | |
| 1 | 13 #define PSID_BUFFER_SIZE (1024 * 16) |
| 14 | |
| 0 | 15 |
| 2 | 16 enum |
| 17 { | |
| 18 PSF_NONE = 0, | |
| 19 | |
| 20 PSF_TYPE = 0x00000001, | |
| 21 PSF_VERSION = 0x00000002, | |
| 22 PSF_DATA_OFFS = 0x00000004, | |
| 23 PSF_LOAD_ADDR = 0x00000008, | |
| 24 PSF_INIT_ADDR = 0x00000010, | |
| 25 PSF_PLAY_ADDR = 0x00000020, | |
| 26 PSF_SONGS = 0x00000040, | |
| 27 PSF_START_SONG = 0x00000080, | |
| 28 PSF_SPEEDS = 0x00000100, | |
| 29 PSF_SID_NAME = 0x00000200, | |
| 30 PSF_SID_AUTHOR = 0x00000400, | |
| 31 PSF_SID_COPYRIGHT = 0x00000800, | |
| 32 | |
| 33 PSF_DATA_SIZE = 0x00100000, | |
| 34 PSF_HASH = 0x00200000, | |
|
9
c1fba4abf56f
Make filename printing optional.
Matti Hamalainen <ccr@tnsp.org>
parents:
8
diff
changeset
|
35 PSF_FILENAME = 0x10000000, |
| 2 | 36 |
| 37 PSF_ALL = 0xffffffff, | |
| 38 }; | |
| 39 | |
| 40 | |
| 0 | 41 typedef struct |
| 42 { | |
| 2 | 43 uint32_t flag; |
| 44 char *name; | |
| 45 char *lname; | |
| 46 } PSFOption; | |
| 47 | |
| 48 | |
| 49 const PSFOption optPSFlags[] = | |
| 50 { | |
| 51 { PSF_TYPE , "Type" , NULL }, | |
| 52 { PSF_VERSION , "Version" , NULL }, | |
| 53 { PSF_DATA_OFFS , "DataOffs" , "Data offset" }, | |
| 54 { PSF_DATA_SIZE , "DataSize" , "Data size" }, | |
| 55 { PSF_LOAD_ADDR , "LoadAddr" , "Load address" }, | |
| 56 { PSF_INIT_ADDR , "InitAddr" , "Init address" }, | |
| 57 { PSF_PLAY_ADDR , "PlayAddr" , "Play address" }, | |
| 58 { PSF_SONGS , "Songs" , "Songs" }, | |
| 59 { PSF_START_SONG , "StartSong" , "Start song" }, | |
| 60 { PSF_SID_NAME , "Name" , NULL }, | |
| 61 { PSF_SID_AUTHOR , "Author" , NULL }, | |
| 62 { PSF_SID_COPYRIGHT , "Copyright" , NULL }, | |
| 63 { PSF_HASH , "Hash" , NULL }, | |
|
9
c1fba4abf56f
Make filename printing optional.
Matti Hamalainen <ccr@tnsp.org>
parents:
8
diff
changeset
|
64 { PSF_FILENAME , "Filename" , NULL }, |
| 2 | 65 { PSF_ALL , "All" , NULL }, |
| 66 }; | |
| 67 | |
| 68 const int noptPSFlags = sizeof(optPSFlags) / sizeof(optPSFlags[0]); | |
| 69 | |
| 70 | |
| 71 /* Options | |
| 72 */ | |
| 73 BOOL optParsable = FALSE, | |
| 7 | 74 optNoNamePrefix = FALSE, |
| 2 | 75 optHexadecimal = FALSE; |
| 76 uint32_t optFields = PSF_ALL; | |
| 19 | 77 int optNFiles = 0; |
| 2 | 78 |
| 79 | |
| 80 /* Arguments | |
| 81 */ | |
| 82 static optarg_t optList[] = | |
| 83 { | |
| 84 { 0, '?', "help", "Show this help", OPT_NONE }, | |
|
24
16d6b5029543
Disable verbose option for now, it does not do anything at the moment.
Matti Hamalainen <ccr@tnsp.org>
parents:
23
diff
changeset
|
85 // { 1, 'v', "verbose", "Be more verbose", OPT_NONE }, |
| 2 | 86 { 2, 'p', "parsable", "Output in script-parsable format", OPT_NONE }, |
| 7 | 87 { 5, 'n', "noprefix", "Output without field name prefix", OPT_NONE }, |
| 2 | 88 { 3, 'f', "fields", "Show only specified field(s)", OPT_ARGREQ }, |
| 89 { 4, 'x', "hex", "Use hexadecimal values", OPT_NONE }, | |
| 90 }; | |
| 91 | |
| 92 static const int optListN = (sizeof(optList) / sizeof(optList[0])); | |
| 93 | |
| 94 | |
| 95 void argShowHelp(void) | |
| 96 { | |
| 97 int index, n; | |
| 98 | |
| 20 | 99 th_print_banner(stdout, th_prog_name, "[options] <sid filename> [sid filename #2 ..]"); |
| 2 | 100 th_args_help(stdout, optList, optListN); |
| 101 printf( | |
| 102 "\n" | |
| 103 "Available fields:\n"); | |
| 3 | 104 |
| 2 | 105 for (index = n = 0; index < noptPSFlags; index++) |
| 106 { | |
| 107 const PSFOption *opt = &optPSFlags[index]; | |
| 108 printf("%s%s", opt->name, (index < noptPSFlags - 1) ? ", " : "\n\n"); | |
| 109 if (++n > 5) | |
| 110 { | |
| 111 printf("\n"); | |
| 112 n = 0; | |
| 113 } | |
| 114 } | |
| 5 | 115 |
| 116 printf("Example: %s -x -p -f hash,copyright somesidfile.sid\n", th_prog_name); | |
| 2 | 117 } |
| 118 | |
| 119 | |
| 120 int argMatchPSField(const char *field) | |
| 121 { | |
| 122 int index, found = -1; | |
| 123 size_t len = strlen(field); | |
| 124 for (index = 0; index < noptPSFlags; index++) | |
| 125 { | |
| 126 const PSFOption *opt = &optPSFlags[index]; | |
| 127 if (strncasecmp(opt->name, field, len) == 0) | |
| 128 { | |
| 129 if (found >= 0) | |
| 130 return -2; | |
| 131 found = index; | |
| 132 } | |
| 133 } | |
| 134 | |
| 135 return found; | |
| 136 } | |
| 137 | |
| 138 | |
| 139 BOOL argParsePSField(char *opt, char *end, uint32_t *fields) | |
| 140 { | |
| 141 // Trim whitespace | |
| 142 if (end != NULL) | |
| 143 { | |
| 144 *end = 0; | |
| 145 for (end--; end > opt && *end && th_isspace(*end); end--) | |
| 146 *end = 0; | |
| 147 } | |
| 148 while (*opt && th_isspace(*opt)) opt++; | |
| 149 | |
| 150 // Match field name | |
| 151 int found = argMatchPSField(opt); | |
| 152 switch (found) | |
| 153 { | |
| 154 case -1: | |
| 155 THERR("No such flag '%s'.\n", opt); | |
| 156 return FALSE; | |
| 157 | |
| 158 case -2: | |
| 159 THERR("Flag '%s' is ambiguous.\n", opt); | |
| 160 return FALSE; | |
| 3 | 161 |
| 2 | 162 default: |
| 163 *fields |= optPSFlags[found].flag; | |
| 164 return TRUE; | |
| 165 } | |
| 166 } | |
| 167 | |
| 168 | |
| 169 BOOL argHandleOpt(const int optN, char *optArg, char *currArg) | |
| 170 { | |
| 171 switch (optN) | |
| 172 { | |
| 173 case 0: | |
| 174 argShowHelp(); | |
| 175 exit(0); | |
| 176 break; | |
| 177 | |
| 178 case 1: | |
| 179 th_verbosityLevel++; | |
| 180 break; | |
| 181 | |
| 182 case 2: | |
| 183 optParsable = TRUE; | |
| 184 break; | |
| 185 | |
| 186 case 3: | |
| 187 { | |
| 188 char *start = optArg; | |
| 189 optFields = PSF_NONE; | |
| 190 | |
| 191 while (*start) | |
| 192 { | |
| 193 char *end = strchr(start, ','); | |
| 194 | |
| 195 if (!argParsePSField(start, end, &optFields)) | |
| 196 return FALSE; | |
| 197 | |
| 198 if (!end) | |
| 199 break; | |
| 200 | |
| 201 start = end + 1; | |
| 202 } | |
| 3 | 203 |
| 2 | 204 //fprintf(stderr, "%08x\n", optFields); |
| 205 } | |
| 206 break; | |
| 207 | |
| 208 case 4: | |
| 209 optHexadecimal = TRUE; | |
| 210 break; | |
| 211 | |
| 7 | 212 case 5: |
| 213 optNoNamePrefix = TRUE; | |
| 214 break; | |
| 215 | |
| 2 | 216 default: |
| 217 THERR("Unknown option '%s'.\n", currArg); | |
| 218 return FALSE; | |
| 219 } | |
| 220 | |
| 221 return TRUE; | |
| 222 } | |
| 223 | |
| 224 | |
| 225 typedef struct | |
| 226 { | |
| 227 char magic[PSID_MAGIC_LEN + 1]; // "PSID" / "RSID" magic identifier | |
| 228 uint16_t | |
| 229 version, // Version number | |
| 0 | 230 dataOffset, // Start of actual c64 data in file |
| 231 loadAddress, // Loading address | |
| 232 initAddress, // Initialization address | |
| 233 playAddress, // Play one frame | |
| 234 nSongs, // Number of subsongs | |
| 235 startSong; // Default starting song | |
| 236 uint32_t speed; // Speed | |
| 2 | 237 char sidName[PSID_STR_LEN + 1]; // Descriptive text-fields, ASCIIZ |
| 238 char sidAuthor[PSID_STR_LEN + 1]; | |
| 239 char sidCopyright[PSID_STR_LEN + 1]; | |
| 0 | 240 |
| 241 // PSIDv2 data | |
| 242 uint16_t flags; // Flags | |
| 243 uint8_t startPage, pageLength; | |
| 244 uint16_t reserved; | |
| 245 | |
| 1 | 246 // Extra data |
| 0 | 247 BOOL isRSID; |
| 1 | 248 size_t dataSize; // Total size of data - header |
| 249 th_md5hash_t hash; // Songlength database hash | |
| 0 | 250 |
| 251 } PSIDHeader; | |
| 252 | |
| 253 | |
| 2 | 254 static void siAppendHash16(th_md5state_t *state, uint16_t data) |
| 255 { | |
| 256 uint8_t ib8[2]; | |
| 257 ib8[0] = data & 0xff; | |
| 258 ib8[1] = data >> 8; | |
| 259 th_md5_append(state, (uint8_t *) &ib8, sizeof(ib8)); | |
| 260 } | |
| 261 | |
| 262 | |
| 263 int siReadPSIDFile(FILE *inFile, PSIDHeader *psid) | |
| 0 | 264 { |
| 1 | 265 th_md5state_t state; |
| 266 uint8_t tmp8, *fileData = NULL; | |
| 267 int index, ret = -1; | |
| 268 size_t read; | |
| 269 BOOL first; | |
| 270 | |
| 271 memset(psid, 0, sizeof(*psid)); | |
| 272 | |
| 273 if ((fileData = (uint8_t *) th_malloc(PSID_BUFFER_SIZE)) == NULL) | |
| 274 { | |
| 275 THERR("Error allocating temporary data buffer of %d bytes.\n", PSID_BUFFER_SIZE); | |
| 276 goto error; | |
| 277 } | |
| 3 | 278 |
| 0 | 279 // Read PSID header in |
| 2 | 280 if (!th_fread_str(inFile, (uint8_t *) psid->magic, PSID_MAGIC_LEN) || |
| 1 | 281 !th_fread_be16(inFile, &psid->version) || |
| 282 !th_fread_be16(inFile, &psid->dataOffset) || | |
| 283 !th_fread_be16(inFile, &psid->loadAddress) || | |
| 284 !th_fread_be16(inFile, &psid->initAddress) || | |
| 285 !th_fread_be16(inFile, &psid->playAddress) || | |
| 286 !th_fread_be16(inFile, &psid->nSongs) || | |
| 287 !th_fread_be16(inFile, &psid->startSong) || | |
| 288 !th_fread_be32(inFile, &psid->speed)) | |
| 0 | 289 { |
| 1 | 290 THERR("Could not read PSID/RSID header.\n"); |
| 0 | 291 goto error; |
| 292 } | |
| 293 | |
| 2 | 294 psid->magic[PSID_MAGIC_LEN] = 0; |
| 295 | |
| 0 | 296 if ((psid->magic[0] != 'R' && psid->magic[0] != 'P') || |
| 297 psid->magic[1] != 'S' || psid->magic[2] != 'I' || psid->magic[3] != 'D' || | |
| 298 psid->version < 1 || psid->version > 3) | |
| 299 { | |
| 1 | 300 THERR("Not a supported PSID or RSID file.\n"); |
| 0 | 301 goto error; |
| 302 } | |
| 303 | |
| 1 | 304 psid->isRSID = psid->magic[0] == 'R'; |
| 0 | 305 |
| 2 | 306 if (!th_fread_str(inFile, (uint8_t *)psid->sidName, PSID_STR_LEN) || |
| 307 !th_fread_str(inFile, (uint8_t *)psid->sidAuthor, PSID_STR_LEN) || | |
| 308 !th_fread_str(inFile, (uint8_t *)psid->sidCopyright, PSID_STR_LEN)) | |
| 0 | 309 { |
| 1 | 310 THERR("Error reading SID file header.\n"); |
| 0 | 311 goto error; |
| 312 } | |
| 313 | |
| 2 | 314 psid->sidName[PSID_STR_LEN] = 0; |
| 315 psid->sidAuthor[PSID_STR_LEN] = 0; | |
| 316 psid->sidCopyright[PSID_STR_LEN] = 0; | |
| 317 | |
| 0 | 318 // Check if we need to load PSIDv2NG header ... |
| 319 if (psid->version >= 2) | |
| 320 { | |
| 321 // Yes, we need to | |
| 1 | 322 if (!th_fread_be16(inFile, &psid->flags) || |
| 323 !th_fread_byte(inFile, &psid->startPage) || | |
| 324 !th_fread_byte(inFile, &psid->pageLength) || | |
| 325 !th_fread_be16(inFile, &psid->reserved)) | |
| 0 | 326 { |
| 1 | 327 THERR("Error reading PSID/RSID v2+ extra header data.\n"); |
| 0 | 328 goto error; |
| 329 } | |
| 330 } | |
| 331 | |
| 1 | 332 // Initialize MD5-hash calculation |
| 333 th_md5_init(&state); | |
| 0 | 334 |
| 1 | 335 // Process actual data |
| 336 psid->dataSize = 0; | |
| 337 first = TRUE; | |
| 2 | 338 do |
| 339 { | |
| 1 | 340 read = fread(fileData, sizeof(uint8_t), PSID_BUFFER_SIZE, inFile); |
| 341 psid->dataSize += read; | |
| 0 | 342 |
| 1 | 343 if (first && psid->loadAddress == 0) |
| 344 { | |
|
8
cfc74ec918dc
Fix handling of "large" SID files.
Matti Hamalainen <ccr@tnsp.org>
parents:
7
diff
changeset
|
345 if (read < 4) |
|
cfc74ec918dc
Fix handling of "large" SID files.
Matti Hamalainen <ccr@tnsp.org>
parents:
7
diff
changeset
|
346 { |
|
cfc74ec918dc
Fix handling of "large" SID files.
Matti Hamalainen <ccr@tnsp.org>
parents:
7
diff
changeset
|
347 THERR("Error reading song data, unexpectedly small file.\n"); |
|
cfc74ec918dc
Fix handling of "large" SID files.
Matti Hamalainen <ccr@tnsp.org>
parents:
7
diff
changeset
|
348 goto error; |
|
cfc74ec918dc
Fix handling of "large" SID files.
Matti Hamalainen <ccr@tnsp.org>
parents:
7
diff
changeset
|
349 } |
|
cfc74ec918dc
Fix handling of "large" SID files.
Matti Hamalainen <ccr@tnsp.org>
parents:
7
diff
changeset
|
350 |
| 1 | 351 // Strip load address (2 first bytes) |
| 352 th_md5_append(&state, &fileData[2], read - 2); | |
| 353 first = FALSE; | |
| 354 } | |
| 355 else | |
|
8
cfc74ec918dc
Fix handling of "large" SID files.
Matti Hamalainen <ccr@tnsp.org>
parents:
7
diff
changeset
|
356 if (read > 0) |
| 1 | 357 { |
| 358 // Append "as is" | |
| 359 th_md5_append(&state, fileData, read); | |
| 360 } | |
| 361 } while (read > 0 && !feof(inFile)); | |
| 0 | 362 |
| 1 | 363 // Append header data to hash |
| 2 | 364 siAppendHash16(&state, psid->initAddress); |
| 365 siAppendHash16(&state, psid->playAddress); | |
| 366 siAppendHash16(&state, psid->nSongs); | |
| 0 | 367 |
| 368 // Append song speed data to hash | |
| 1 | 369 tmp8 = psid->isRSID ? 60 : 0; |
| 0 | 370 for (index = 0; index < psid->nSongs && index < 32; index++) |
| 371 { | |
| 1 | 372 if (psid->isRSID) |
| 373 tmp8 = 60; | |
| 0 | 374 else |
| 1 | 375 tmp8 = (psid->speed & (1 << index)) ? 60 : 0; |
| 0 | 376 |
| 1 | 377 th_md5_append(&state, &tmp8, sizeof(tmp8)); |
| 0 | 378 } |
| 379 | |
| 380 // Rest of songs (more than 32) | |
| 381 for (index = 32; index < psid->nSongs; index++) | |
| 1 | 382 th_md5_append(&state, &tmp8, sizeof(tmp8)); |
| 0 | 383 |
| 384 // PSIDv2NG specific | |
| 385 if (psid->version >= 2) | |
| 386 { | |
| 387 // REFER TO SIDPLAY HEADERS FOR MORE INFORMATION | |
| 1 | 388 tmp8 = (psid->flags >> 2) & 3; |
| 389 if (tmp8 == 2) | |
| 390 th_md5_append(&state, &tmp8, sizeof(tmp8)); | |
| 0 | 391 } |
| 392 | |
| 393 // Calculate the hash | |
| 1 | 394 th_md5_finish(&state, psid->hash); |
| 395 ret = 0; | |
| 0 | 396 |
| 1 | 397 error: |
| 0 | 398 // Free buffer |
| 1 | 399 th_free(fileData); |
| 400 return ret; | |
| 0 | 401 } |
| 402 | |
| 403 | |
| 2 | 404 static void siPrintLinePrefix(FILE *outFile, const BOOL parsable, const char *name) |
| 405 { | |
| 7 | 406 if (!optNoNamePrefix) |
|
14
0d1bde382e5c
Oops, missed ' : ' from normal output.
Matti Hamalainen <ccr@tnsp.org>
parents:
9
diff
changeset
|
407 fprintf(outFile, parsable ? "%s=" : "%-20s : ", name); |
| 2 | 408 } |
| 409 | |
| 410 | |
| 411 static void siPrintPSIDInfoLine(FILE *outFile, const BOOL parsable, const BOOL hex, | |
| 412 const uint32_t flags, const int xindex, const char *xfmt, const char *xaltfmt, ...) | |
| 413 { | |
| 414 const PSFOption *opt = &optPSFlags[xindex]; | |
| 415 if (flags & opt->flag) | |
| 416 { | |
| 417 va_list ap; | |
| 418 const char *fmt = hex ? (xaltfmt != NULL ? xaltfmt : xfmt) : xfmt; | |
| 419 | |
| 420 siPrintLinePrefix(outFile, parsable, (parsable || opt->lname == NULL) ? opt->name : opt->lname); | |
| 421 | |
| 422 va_start(ap, xaltfmt); | |
| 423 | |
| 424 if (parsable) | |
| 425 vfprintf(outFile, fmt, ap); | |
| 426 else | |
| 427 vfprintf(outFile, fmt, ap); | |
| 428 | |
| 429 va_end(ap); | |
| 3 | 430 |
| 2 | 431 fprintf(outFile, "\n"); |
| 432 } | |
| 433 } | |
| 434 | |
| 435 #define PR(xindex, xfmt, xaltfmt, ...) siPrintPSIDInfoLine(outFile, parsable, hex, flags, xindex, xfmt, xaltfmt, __VA_ARGS__ ) | |
| 436 | |
| 437 | |
|
9
c1fba4abf56f
Make filename printing optional.
Matti Hamalainen <ccr@tnsp.org>
parents:
8
diff
changeset
|
438 void siPrintPSIDInformation(FILE *outFile, const BOOL parsable, const BOOL hex, |
|
c1fba4abf56f
Make filename printing optional.
Matti Hamalainen <ccr@tnsp.org>
parents:
8
diff
changeset
|
439 const uint32_t flags, const char *filename, const PSIDHeader *psid) |
| 2 | 440 { |
| 16 | 441 PR(13, "%s", NULL, filename); |
|
9
c1fba4abf56f
Make filename printing optional.
Matti Hamalainen <ccr@tnsp.org>
parents:
8
diff
changeset
|
442 |
| 2 | 443 PR( 0, "%s", NULL, psid->magic); |
| 444 PR( 1, "%d.%d", NULL, (psid->version & 0xff), (psid->version >> 8)); | |
| 445 PR( 2, "%d", "$%08x", psid->dataOffset); | |
| 446 PR( 3, "%d", "$%08x", psid->dataSize); | |
| 447 PR( 4, "%d", "$%04x", psid->loadAddress); | |
| 448 PR( 5, "%d", "$%04x", psid->initAddress); | |
| 449 PR( 6, "%d", "$%04x", psid->playAddress); | |
| 450 PR( 7, "%d", "$%04x", psid->nSongs); | |
| 451 PR( 8, "%d", "$%04x", psid->startSong); | |
| 452 | |
| 453 PR( 9, "%s", NULL, psid->sidName); | |
| 454 PR(10, "%s", NULL, psid->sidAuthor); | |
| 3 | 455 PR(11, "%s", NULL, psid->sidCopyright); |
| 2 | 456 |
| 457 if (flags & PSF_HASH) | |
| 458 { | |
| 459 siPrintLinePrefix(outFile, parsable, "Hash"); | |
| 460 th_md5_print(outFile, psid->hash); | |
| 461 fprintf(outFile, "\n"); | |
| 462 } | |
| 463 } | |
| 464 | |
| 0 | 465 |
| 19 | 466 BOOL argHandleFile(char *filename) |
| 467 { | |
| 468 static PSIDHeader psid; | |
| 469 static FILE *inFile = NULL; | |
| 470 optNFiles++; | |
| 471 | |
| 472 if ((inFile = fopen(filename, "rb")) == NULL) | |
| 473 { | |
| 474 THERR("Could not open file '%s'.\n", filename); | |
|
27
4dd463eebb74
Fix argument handling when file does not exist.
Matti Hamalainen <ccr@tnsp.org>
parents:
25
diff
changeset
|
475 return TRUE; |
| 19 | 476 } |
| 477 | |
| 478 // Read PSID data | |
| 479 if (siReadPSIDFile(inFile, &psid) != 0) | |
| 23 | 480 { |
| 481 THERR("Error reading %s\n", filename); | |
| 19 | 482 goto error; |
| 23 | 483 } |
| 19 | 484 |
| 485 // Output | |
| 486 siPrintPSIDInformation(stdout, optParsable, optHexadecimal, optFields, filename, &psid); | |
| 487 | |
| 488 // Shutdown | |
| 489 error: | |
| 490 if (inFile != NULL) | |
| 491 fclose(inFile); | |
| 492 | |
| 493 return TRUE; | |
| 494 } | |
| 495 | |
| 496 | |
| 0 | 497 int main(int argc, char *argv[]) |
| 498 { | |
| 499 // Initialize | |
| 25 | 500 th_init("SIDInfo", "PSID/RSID information displayer", "0.4", NULL, NULL); |
| 0 | 501 th_verbosityLevel = 0; |
| 502 | |
| 2 | 503 // Parse command line arguments |
| 504 if (!th_args_process(argc, argv, optList, optListN, | |
| 23 | 505 argHandleOpt, argHandleFile, OPTH_ONLY_OPTS)) |
| 2 | 506 return -1; |
| 507 | |
| 23 | 508 // Process files |
| 509 if (!th_args_process(argc, argv, optList, optListN, | |
| 510 argHandleOpt, argHandleFile, OPTH_ONLY_OTHER)) | |
| 511 return -2; | |
| 512 | |
| 19 | 513 if (optNFiles == 0) |
| 2 | 514 { |
| 515 argShowHelp(); | |
| 19 | 516 THERR("No filename(s) specified.\n"); |
| 2 | 517 } |
| 1 | 518 |
| 19 | 519 return 0; |
| 0 | 520 } |