Mercurial > vim
annotate src/os_vms.c @ 27102:4061623aa316 v8.2.4080
patch 8.2.4080: not sufficient test coverage for xxd
Commit: https://github.com/vim/vim/commit/a00e622a294b10671ee78216dcd21169a2b884cf
Author: Erik Auerswald <auerswal@unix-ag.uni-kl.de>
Date: Thu Jan 13 17:42:28 2022 +0000
patch 8.2.4080: not sufficient test coverage for xxd
Problem: Not sufficient test coverage for xxd.
Solution: Add a few more test cases. (Erki Auerswald, closes https://github.com/vim/vim/issues/9515)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Thu, 13 Jan 2022 18:45:03 +0100 |
| parents | 49d866e9b439 |
| children | c0403cd5ca06 |
| rev | line source |
|---|---|
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
| 7 | 2 * |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * VMS port by Henk Elbers | |
| 5 * VMS deport by Zoltan Arpadffy | |
| 6 * | |
| 7 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 8 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 9 * See README.txt for an overview of the Vim source code. | |
| 10 */ | |
| 11 | |
| 12 #include "vim.h" | |
| 13 | |
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14 // define _generic_64 for use in time functions |
| 6359 | 15 #if !defined(VAX) && !defined(PROTO) |
| 5541 | 16 # include <gen64def.h> |
| 17 #else | |
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18 // based on Alpha's gen64def.h; the file is absent on VAX |
| 5541 | 19 typedef struct _generic_64 { |
| 20 # pragma __nomember_alignment | |
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21 __union { // You can treat me as... |
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22 // long long is not available on VAXen |
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23 // unsigned __int64 gen64$q_quadword; ...a single 64-bit value, or |
| 5541 | 24 |
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25 unsigned int gen64$l_longword [2]; // ...two 32-bit values, or |
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26 unsigned short int gen64$w_word [4]; // ...four 16-bit values |
| 5541 | 27 } gen64$r_quad_overlay; |
| 28 } GENERIC_64; | |
| 29 #endif | |
| 30 | |
| 7 | 31 typedef struct |
| 32 { | |
| 33 char class; | |
| 34 char type; | |
| 35 short width; | |
| 36 union | |
| 37 { | |
| 38 struct | |
| 39 { | |
| 40 char _basic[3]; | |
| 41 char length; | |
| 42 } y; | |
| 43 int basic; | |
| 44 } x; | |
| 45 int extended; | |
| 46 } TT_MODE; | |
| 47 | |
| 48 typedef struct | |
| 49 { | |
| 50 short buflen; | |
| 51 short itemcode; | |
| 52 char *bufadrs; | |
| 53 int *retlen; | |
| 54 } ITEM; | |
| 55 | |
| 56 typedef struct | |
| 57 { | |
| 58 ITEM equ; | |
| 59 int nul; | |
| 60 } ITMLST1; | |
| 61 | |
| 62 typedef struct | |
| 63 { | |
| 64 ITEM index; | |
| 65 ITEM string; | |
| 66 int nul; | |
| 67 } ITMLST2; | |
| 68 | |
| 69 static TT_MODE orgmode; | |
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70 static short iochan; // TTY I/O channel |
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71 static short iosb[4]; // IO status block |
| 7 | 72 |
| 73 static int vms_match_num = 0; | |
| 74 static int vms_match_free = 0; | |
| 75 static char_u **vms_fmatch = NULL; | |
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76 static char *Fspec_Rms; // rms file spec, passed implicitly between routines |
| 7 | 77 |
| 78 | |
| 79 | |
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80 static TT_MODE get_tty(void); |
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81 static void set_tty(int row, int col); |
| 7 | 82 |
| 83 #define EXPL_ALLOC_INC 64 | |
| 84 | |
| 85 #define EQN(S1,S2,LN) (strncmp(S1,S2,LN) == 0) | |
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86 #define SKIP_FOLLOWING_SLASHES(Str) do { while (Str[1] == '/') ++Str; } while (0) |
| 7 | 87 |
| 88 | |
| 89 /* | |
| 90 * vul_desc vult een descriptor met een string en de lengte | |
| 91 * hier van. | |
| 92 */ | |
| 93 static void | |
| 94 vul_desc(DESC *des, char *str) | |
| 95 { | |
| 96 des->dsc$b_dtype = DSC$K_DTYPE_T; | |
| 97 des->dsc$b_class = DSC$K_CLASS_S; | |
| 98 des->dsc$a_pointer = str; | |
| 99 des->dsc$w_length = str ? strlen(str) : 0; | |
| 100 } | |
| 101 | |
| 102 /* | |
| 103 * vul_item vult een item met een aantal waarden | |
| 104 */ | |
| 105 static void | |
| 106 vul_item(ITEM *itm, short len, short cod, char *adr, int *ret) | |
| 107 { | |
| 108 itm->buflen = len; | |
| 109 itm->itemcode = cod; | |
| 110 itm->bufadrs = adr; | |
| 111 itm->retlen = ret; | |
| 112 } | |
| 113 | |
| 114 void | |
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115 mch_settmode(tmode_T tmode) |
| 7 | 116 { |
| 117 int status; | |
| 118 | |
| 119 if ( tmode == TMODE_RAW ) | |
| 120 set_tty(0, 0); | |
| 121 else{ | |
| 122 switch (orgmode.width) | |
| 123 { | |
| 124 case 132: OUT_STR_NF((char_u *)"\033[?3h\033>"); break; | |
| 125 case 80: OUT_STR_NF((char_u *)"\033[?3l\033>"); break; | |
| 126 default: break; | |
| 127 } | |
| 128 out_flush(); | |
| 129 status = sys$qiow(0, iochan, IO$_SETMODE, iosb, 0, 0, | |
| 130 &orgmode, sizeof(TT_MODE), 0,0,0,0); | |
| 131 if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL) | |
| 132 return; | |
| 133 (void)sys$dassgn(iochan); | |
| 134 iochan = 0; | |
| 135 } | |
| 136 } | |
| 137 | |
| 138 static void | |
| 139 set_tty(int row, int col) | |
| 140 { | |
| 141 int status; | |
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142 TT_MODE newmode; // New TTY mode bits |
| 7 | 143 static short first_time = TRUE; |
| 144 | |
| 145 if (first_time) | |
| 146 { | |
| 147 orgmode = get_tty(); | |
| 148 first_time = FALSE; | |
| 149 } | |
| 150 newmode = get_tty(); | |
| 151 if (col) | |
| 152 newmode.width = col; | |
| 153 if (row) | |
| 154 newmode.x.y.length = row; | |
| 155 newmode.x.basic |= (TT$M_NOECHO | TT$M_HOSTSYNC); | |
| 156 newmode.x.basic &= ~TT$M_TTSYNC; | |
| 157 newmode.extended |= TT2$M_PASTHRU; | |
| 158 status = sys$qiow(0, iochan, IO$_SETMODE, iosb, 0, 0, | |
| 159 &newmode, sizeof(newmode), 0, 0, 0, 0); | |
| 160 if (status!=SS$_NORMAL || (iosb[0]&0xFFFF)!=SS$_NORMAL) | |
| 161 return; | |
| 162 } | |
| 163 | |
| 164 static TT_MODE | |
| 165 get_tty(void) | |
| 166 { | |
| 167 | |
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168 static $DESCRIPTOR(odsc,"SYS$OUTPUT"); // output descriptor |
| 7 | 169 |
| 170 int status; | |
| 171 TT_MODE tt_mode; | |
| 172 | |
| 173 if (!iochan) | |
| 174 status = sys$assign(&odsc,&iochan,0,0); | |
| 175 | |
| 176 status = sys$qiow(0, iochan, IO$_SENSEMODE, iosb, 0, 0, | |
| 177 &tt_mode, sizeof(tt_mode), 0, 0, 0, 0); | |
| 178 if (status != SS$_NORMAL || (iosb[0] & 0xFFFF) != SS$_NORMAL) | |
| 179 { | |
| 180 tt_mode.width = 0; | |
| 181 tt_mode.type = 0; | |
| 182 tt_mode.class = 0; | |
| 183 tt_mode.x.basic = 0; | |
| 184 tt_mode.x.y.length = 0; | |
| 185 tt_mode.extended = 0; | |
| 186 } | |
| 187 return(tt_mode); | |
| 188 } | |
| 189 | |
| 190 /* | |
| 191 * Get the current window size in Rows and Columns. | |
| 192 */ | |
| 193 int | |
| 194 mch_get_shellsize(void) | |
| 195 { | |
| 196 TT_MODE tmode; | |
| 197 | |
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198 tmode = get_tty(); // get size from VMS |
| 7 | 199 Columns = tmode.width; |
| 200 Rows = tmode.x.y.length; | |
| 201 return OK; | |
| 202 } | |
| 203 | |
| 204 /* | |
| 205 * Try to set the window size to Rows and new_Columns. | |
| 206 */ | |
| 207 void | |
| 208 mch_set_shellsize(void) | |
| 209 { | |
| 210 set_tty(Rows, Columns); | |
| 211 switch (Columns) | |
| 212 { | |
| 213 case 132: OUT_STR_NF((char_u *)"\033[?3h\033>"); break; | |
| 214 case 80: OUT_STR_NF((char_u *)"\033[?3l\033>"); break; | |
| 215 default: break; | |
| 216 } | |
| 217 out_flush(); | |
| 218 screen_start(); | |
| 219 } | |
| 220 | |
| 221 char_u * | |
| 222 mch_getenv(char_u *lognam) | |
| 223 { | |
| 224 DESC d_file_dev, d_lognam ; | |
| 225 static char buffer[LNM$C_NAMLENGTH+1]; | |
| 226 char_u *cp = NULL; | |
| 227 unsigned long attrib; | |
| 228 int lengte = 0, dum = 0, idx = 0; | |
| 229 ITMLST2 itmlst; | |
| 230 char *sbuf = NULL; | |
| 231 | |
| 232 vul_desc(&d_lognam, (char *)lognam); | |
| 233 vul_desc(&d_file_dev, "LNM$FILE_DEV"); | |
| 234 attrib = LNM$M_CASE_BLIND; | |
| 235 vul_item(&itmlst.index, sizeof(int), LNM$_INDEX, (char *)&idx, &dum); | |
| 236 vul_item(&itmlst.string, LNM$C_NAMLENGTH, LNM$_STRING, buffer, &lengte); | |
| 237 itmlst.nul = 0; | |
| 238 if (sys$trnlnm(&attrib, &d_file_dev, &d_lognam, NULL,&itmlst) == SS$_NORMAL) | |
| 239 { | |
| 240 buffer[lengte] = '\0'; | |
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241 if (cp = alloc(lengte + 1)) |
| 7 | 242 strcpy((char *)cp, buffer); |
| 243 return(cp); | |
| 244 } | |
| 245 else if ((sbuf = getenv((char *)lognam))) | |
| 246 { | |
| 247 lengte = strlen(sbuf) + 1; | |
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248 cp = alloc(lengte); |
| 7 | 249 if (cp) |
| 250 strcpy((char *)cp, sbuf); | |
| 251 return cp; | |
| 252 } | |
| 253 else | |
| 254 return(NULL); | |
| 255 } | |
| 256 | |
| 257 /* | |
| 258 * mch_setenv VMS version of setenv() | |
| 259 */ | |
| 260 int | |
| 261 mch_setenv(char *var, char *value, int x) | |
| 262 { | |
| 263 int res, dum; | |
| 264 long attrib = 0L; | |
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265 char acmode = PSL$C_SUPER; // needs SYSNAM privilege |
| 7 | 266 DESC tabnam, lognam; |
| 267 ITMLST1 itmlst; | |
| 268 | |
| 269 vul_desc(&tabnam, "LNM$JOB"); | |
| 270 vul_desc(&lognam, var); | |
| 271 vul_item(&itmlst.equ, value ? strlen(value) : 0, value ? LNM$_STRING : 0, | |
| 272 value, &dum); | |
| 273 itmlst.nul = 0; | |
| 274 res = sys$crelnm(&attrib, &tabnam, &lognam, &acmode, &itmlst); | |
| 275 return((res == 1) ? 0 : -1); | |
| 276 } | |
| 277 | |
| 278 int | |
| 279 vms_sys(char *cmd, char *out, char *inp) | |
| 280 { | |
| 281 DESC cdsc, odsc, idsc; | |
| 282 long status; | |
| 283 | |
| 284 if (cmd) | |
| 285 vul_desc(&cdsc, cmd); | |
| 286 if (out) | |
| 287 vul_desc(&odsc, out); | |
| 288 if (inp) | |
| 289 vul_desc(&idsc, inp); | |
| 290 | |
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291 lib$spawn(cmd ? &cdsc : NULL, // command string |
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292 inp ? &idsc : NULL, // input file |
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293 out ? &odsc : NULL, // output file |
| 7 | 294 0, 0, 0, &status, 0, 0, 0, 0, 0, 0); |
| 295 return status; | |
| 296 } | |
| 297 | |
| 298 /* | |
| 5704 | 299 * Convert string to lowercase - most often filename |
| 300 */ | |
| 301 char * | |
| 302 vms_tolower( char *name ) | |
| 303 { | |
| 304 int i,nlen = strlen(name); | |
| 305 for (i = 0; i < nlen; i++) | |
| 306 name[i] = TOLOWER_ASC(name[i]); | |
| 307 return name; | |
| 308 } | |
| 309 | |
| 310 /* | |
| 7 | 311 * Convert VMS system() or lib$spawn() return code to Unix-like exit value. |
| 312 */ | |
| 313 int | |
| 314 vms_sys_status(int status) | |
| 315 { | |
| 316 if (status != SS$_NORMAL && (status & STS$M_SUCCESS) == 0) | |
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317 return status; // Command failed. |
| 7 | 318 return 0; |
| 319 } | |
| 320 | |
| 321 /* | |
| 322 * vms_read() | |
| 323 * function for low level char input | |
| 324 * | |
| 325 * Returns: input length | |
| 326 */ | |
| 327 int | |
| 328 vms_read(char *inbuf, size_t nbytes) | |
| 329 { | |
| 775 | 330 int status, function, len; |
| 331 TT_MODE tt_mode; | |
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332 ITEM itmlst[2]; // terminates on everything |
| 7 | 333 static long trm_mask[8] = {-1, -1, -1, -1, -1, -1, -1, -1}; |
| 334 | |
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335 // whatever happened earlier we need an iochan here |
| 7 | 336 if (!iochan) |
| 775 | 337 tt_mode = get_tty(); |
| 7 | 338 |
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339 // important: clean the inbuf |
| 7 | 340 memset(inbuf, 0, nbytes); |
| 341 | |
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342 // set up the itemlist for the first read |
| 694 | 343 vul_item(&itmlst[0], 0, TRM$_MODIFIERS, |
| 775 | 344 (char *)( TRM$M_TM_NOECHO | TRM$M_TM_NOEDIT | |
| 345 TRM$M_TM_NOFILTR | TRM$M_TM_TRMNOECHO | | |
| 346 TRM$M_TM_NORECALL) , 0); | |
| 694 | 347 vul_item(&itmlst[1], sizeof(trm_mask), TRM$_TERM, (char *)&trm_mask, 0); |
| 348 | |
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349 // wait forever for a char |
| 694 | 350 function = (IO$_READLBLK | IO$M_EXTEND); |
| 351 status = sys$qiow(0, iochan, function, &iosb, 0, 0, | |
| 775 | 352 inbuf, nbytes-1, 0, 0, &itmlst, sizeof(itmlst)); |
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353 len = strlen(inbuf); // how many chars we got? |
| 694 | 354 |
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355 // read immediately the rest in the IO queue |
| 694 | 356 function = (IO$_READLBLK | IO$M_TIMED | IO$M_ESCAPE | IO$M_NOECHO | IO$M_NOFILTR); |
| 357 status = sys$qiow(0, iochan, function, &iosb, 0, 0, | |
| 775 | 358 inbuf+len, nbytes-1-len, 0, 0, 0, 0); |
| 694 | 359 |
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360 len = strlen(inbuf); // return the total length |
| 694 | 361 |
| 7 | 362 return len; |
| 363 } | |
| 364 | |
| 365 /* | |
| 366 * vms_wproc() is called for each matching filename by decc$to_vms(). | |
| 367 * We want to save each match for later retrieval. | |
| 368 * | |
| 369 * Returns: 1 - continue finding matches | |
| 1197 | 370 * 0 - stop trying to find any further matches |
| 7 | 371 */ |
| 372 static int | |
| 373 vms_wproc(char *name, int val) | |
| 374 { | |
| 375 int i; | |
| 376 static int vms_match_alloced = 0; | |
| 377 | |
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378 if (val == DECC$K_FOREIGN ) // foreign non VMS files are not counting |
| 7 | 379 return 1; |
| 380 | |
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381 // accept all DECC$K_FILE and DECC$K_DIRECTORY |
| 7 | 382 if (vms_match_num == 0) { |
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383 // first time through, setup some things |
| 7 | 384 if (NULL == vms_fmatch) { |
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385 vms_fmatch = ALLOC_MULT(char_u *, EXPL_ALLOC_INC); |
| 7 | 386 if (!vms_fmatch) |
| 387 return 0; | |
| 388 vms_match_alloced = EXPL_ALLOC_INC; | |
| 389 vms_match_free = EXPL_ALLOC_INC; | |
| 390 } | |
| 391 else { | |
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392 // re-use existing space |
| 7 | 393 vms_match_free = vms_match_alloced; |
| 394 } | |
| 395 } | |
| 396 | |
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397 // make matches look uniform |
| 7 | 398 vms_remove_version(name); |
| 5704 | 399 name=vms_tolower(name); |
| 7 | 400 |
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401 // if name already exists, don't add it |
| 7 | 402 for (i = 0; i<vms_match_num; i++) { |
| 403 if (0 == STRCMP((char_u *)name,vms_fmatch[i])) | |
| 404 return 1; | |
| 405 } | |
| 406 if (--vms_match_free == 0) { | |
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407 char_u **old_vms_fmatch = vms_fmatch; |
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408 |
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409 // add more space to store matches |
| 7 | 410 vms_match_alloced += EXPL_ALLOC_INC; |
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411 vms_fmatch = vim_realloc(old_vms_fmatch, |
| 7 | 412 sizeof(char **) * vms_match_alloced); |
| 413 if (!vms_fmatch) | |
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414 { |
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415 vim_free(old_vms_fmatch); |
| 7 | 416 return 0; |
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417 } |
| 7 | 418 vms_match_free = EXPL_ALLOC_INC; |
| 419 } | |
| 420 vms_fmatch[vms_match_num] = vim_strsave((char_u *)name); | |
| 421 | |
| 422 ++vms_match_num; | |
| 423 return 1; | |
| 424 } | |
| 425 | |
| 426 /* | |
| 427 * mch_expand_wildcards this code does wild-card pattern | |
| 428 * matching NOT using the shell | |
| 429 * | |
| 1698 | 430 * return OK for success, FAIL for error (you may lose some |
| 7 | 431 * memory) and put an error message in *file. |
| 432 * | |
| 433 * num_pat number of input patterns | |
| 434 * pat array of pointers to input patterns | |
| 435 * num_file pointer to number of matched file names | |
| 436 * file pointer to array of pointers to matched file names | |
| 437 * | |
| 438 */ | |
| 439 int | |
| 440 mch_expand_wildcards(int num_pat, char_u **pat, int *num_file, char_u ***file, int flags) | |
| 441 { | |
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442 int i, cnt = 0; |
| 7 | 443 char_u buf[MAXPATHL]; |
| 5704 | 444 char *result; |
| 7 | 445 int dir; |
| 446 int files_alloced, files_free; | |
| 447 | |
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448 *num_file = 0; // default: no files found |
| 7 | 449 files_alloced = EXPL_ALLOC_INC; |
| 450 files_free = EXPL_ALLOC_INC; | |
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451 *file = ALLOC_MULT(char_u *, files_alloced); |
| 7 | 452 if (*file == NULL) |
| 453 { | |
| 454 *num_file = 0; | |
| 455 return FAIL; | |
| 456 } | |
| 457 for (i = 0; i < num_pat; i++) | |
| 458 { | |
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459 // expand environment var or home dir |
| 7 | 460 if (vim_strchr(pat[i],'$') || vim_strchr(pat[i],'~')) |
| 461 expand_env(pat[i],buf,MAXPATHL); | |
| 462 else | |
| 463 STRCPY(buf,pat[i]); | |
| 464 | |
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465 vms_match_num = 0; // reset collection counter |
| 5704 | 466 result = decc$translate_vms(vms_fixfilename(buf)); |
| 467 if ( (int) result == 0 || (int) result == -1 ) { | |
| 468 cnt = 0; | |
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469 } else { |
| 5704 | 470 cnt = decc$to_vms(result, vms_wproc, 1 /*allow wild*/ , (flags & EW_DIR ? 0:1 ) /*allow directory*/) ; |
| 471 } | |
| 7 | 472 if (cnt > 0) |
| 473 cnt = vms_match_num; | |
| 474 | |
| 475 if (cnt < 1) | |
| 476 continue; | |
| 477 | |
| 478 for (i = 0; i < cnt; i++) | |
| 479 { | |
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480 // files should exist if expanding interactively |
| 7 | 481 if (!(flags & EW_NOTFOUND) && mch_getperm(vms_fmatch[i]) < 0) |
| 482 continue; | |
| 715 | 483 |
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484 // do not include directories |
| 7 | 485 dir = (mch_isdir(vms_fmatch[i])); |
| 486 if (( dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) | |
| 487 continue; | |
| 715 | 488 |
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489 // Skip files that are not executable if we check for that. |
| 6695 | 490 if (!dir && (flags & EW_EXEC) |
| 491 && !mch_can_exe(vms_fmatch[i], NULL, !(flags & EW_SHELLCMD))) | |
| 715 | 492 continue; |
| 493 | |
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494 // allocate memory for pointers |
| 7 | 495 if (--files_free < 1) |
| 496 { | |
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497 char_u **old_file = *file; |
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498 |
| 7 | 499 files_alloced += EXPL_ALLOC_INC; |
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500 *file = vim_realloc(old_file, sizeof(char_u **) * files_alloced); |
| 7 | 501 if (*file == NULL) |
| 502 { | |
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503 vim_free(old_file); |
| 7 | 504 *file = (char_u **)""; |
| 505 *num_file = 0; | |
| 506 return(FAIL); | |
| 507 } | |
| 508 files_free = EXPL_ALLOC_INC; | |
| 509 } | |
| 510 | |
| 511 (*file)[*num_file++] = vms_fmatch[i]; | |
| 512 } | |
| 513 } | |
| 514 return OK; | |
| 515 } | |
| 516 | |
| 517 int | |
| 518 mch_expandpath(garray_T *gap, char_u *path, int flags) | |
| 519 { | |
| 520 int i,cnt = 0; | |
| 5704 | 521 char *result; |
| 7 | 522 |
| 5704 | 523 vms_match_num = 0; |
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524 // the result from the decc$translate_vms needs to be handled |
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525 // otherwise it might create ACCVIO error in decc$to_vms |
| 5704 | 526 result = decc$translate_vms(vms_fixfilename(path)); |
| 527 if ( (int) result == 0 || (int) result == -1 ) { | |
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528 cnt = 0; |
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529 } else { |
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530 cnt = decc$to_vms(result, vms_wproc, 1 /*allow_wild*/, (flags & EW_DIR ? 0:1 ) /*allow directory*/); |
| 5704 | 531 } |
| 7 | 532 if (cnt > 0) |
| 533 cnt = vms_match_num; | |
| 534 for (i = 0; i < cnt; i++) | |
| 535 { | |
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536 if (mch_getperm(vms_fmatch[i]) >= 0) // add existing file |
| 7 | 537 addfile(gap, vms_fmatch[i], flags); |
| 538 } | |
| 539 return cnt; | |
| 540 } | |
| 541 | |
| 542 /* | |
| 543 * attempt to translate a mixed unix-vms file specification to pure vms | |
| 544 */ | |
| 545 static void | |
| 546 vms_unix_mixed_filespec(char *in, char *out) | |
| 547 { | |
| 548 char *lastcolon; | |
| 549 char *end_of_dir; | |
| 550 char ch; | |
| 551 int len; | |
| 5704 | 552 char *out_str=out; |
| 7 | 553 |
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554 // copy vms filename portion up to last colon |
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555 // (node and/or disk) |
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556 lastcolon = strrchr(in, ':'); // find last colon |
| 7 | 557 if (lastcolon != NULL) { |
| 558 len = lastcolon - in + 1; | |
| 559 strncpy(out, in, len); | |
| 560 out += len; | |
| 561 in += len; | |
| 562 } | |
| 563 | |
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564 end_of_dir = NULL; // default: no directory |
| 7 | 565 |
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566 // start of directory portion |
| 7 | 567 ch = *in; |
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568 if ((ch == '[') || (ch == '/') || (ch == '<')) { // start of directory(s) ? |
| 7 | 569 ch = '['; |
| 570 SKIP_FOLLOWING_SLASHES(in); | |
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571 } else if (EQN(in, "../", 3)) { // Unix parent directory? |
| 7 | 572 *out++ = '['; |
| 573 *out++ = '-'; | |
| 574 end_of_dir = out; | |
| 575 ch = '.'; | |
| 576 in += 2; | |
| 577 SKIP_FOLLOWING_SLASHES(in); | |
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578 } else { // not a special character |
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579 while (EQN(in, "./", 2)) { // Ignore Unix "current dir" |
| 7 | 580 in += 2; |
| 581 SKIP_FOLLOWING_SLASHES(in); | |
| 582 } | |
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583 if (strchr(in, '/') == NULL) { // any more Unix directories ? |
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584 strcpy(out, in); // No - get rest of the spec |
| 7 | 585 return; |
| 586 } else { | |
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587 *out++ = '['; // Yes, denote a Vms subdirectory |
| 7 | 588 ch = '.'; |
| 589 --in; | |
| 590 } | |
| 591 } | |
| 592 | |
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593 // if we get here, there is a directory part of the filename |
| 7 | 594 |
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595 // initialize output file spec |
| 7 | 596 *out++ = ch; |
| 597 ++in; | |
| 598 | |
| 599 while (*in != '\0') { | |
| 600 ch = *in; | |
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601 if ((ch == ']') || (ch == '/') || (ch == '>') ) { // end of (sub)directory ? |
| 7 | 602 end_of_dir = out; |
| 603 ch = '.'; | |
| 604 SKIP_FOLLOWING_SLASHES(in); | |
| 605 } | |
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606 else if (EQN(in, "../", 3)) { // Unix parent directory? |
| 7 | 607 *out++ = '-'; |
| 608 end_of_dir = out; | |
| 609 ch = '.'; | |
| 610 in += 2; | |
| 611 SKIP_FOLLOWING_SLASHES(in); | |
| 612 } | |
| 613 else { | |
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614 while (EQN(in, "./", 2)) { // Ignore Unix "current dir" |
| 7 | 615 end_of_dir = out; |
| 616 in += 2; | |
| 617 SKIP_FOLLOWING_SLASHES(in); | |
| 618 ch = *in; | |
| 619 } | |
| 620 } | |
| 621 | |
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622 // Place next character into output file spec |
| 7 | 623 *out++ = ch; |
| 624 ++in; | |
| 625 } | |
| 626 | |
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627 *out = '\0'; // Terminate output file spec |
| 7 | 628 |
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629 if (end_of_dir != NULL) // Terminate directory portion |
| 7 | 630 *end_of_dir = ']'; |
| 631 } | |
| 632 | |
| 633 /* | |
| 634 * for decc$to_vms in vms_fixfilename | |
| 635 */ | |
| 636 static int | |
| 637 vms_fspec_proc(char *fil, int val) | |
| 638 { | |
| 639 strcpy(Fspec_Rms,fil); | |
| 640 return(1); | |
| 641 } | |
| 642 | |
| 643 /* | |
| 644 * change unix and mixed filenames to VMS | |
| 645 */ | |
| 646 void * | |
| 647 vms_fixfilename(void *instring) | |
| 648 { | |
| 649 static char *buf = NULL; | |
| 650 static size_t buflen = 0; | |
| 651 size_t len; | |
| 652 | |
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653 // get a big-enough buffer |
| 7 | 654 len = strlen(instring) + 1; |
| 655 if (len > buflen) | |
| 656 { | |
| 657 buflen = len + 128; | |
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658 buf = vim_realloc(buf, buflen * sizeof(char)); |
| 7 | 659 } |
| 660 | |
| 661 #ifdef DEBUG | |
| 662 char *tmpbuf = NULL; | |
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663 tmpbuf = ALLOC_MULT(char, buflen); |
| 7 | 664 strcpy(tmpbuf, instring); |
| 665 #endif | |
| 666 | |
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667 Fspec_Rms = buf; // for decc$to_vms |
| 7 | 668 |
| 1121 | 669 if (strchr(instring,'/') == NULL) |
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670 // It is already a VMS file spec |
| 7 | 671 strcpy(buf, instring); |
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672 else if (strchr(instring,'"') == NULL) // password in the path? |
| 1121 | 673 { |
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674 // Seems it is a regular file, let guess that it is pure Unix fspec |
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675 if ( (strchr(instring,'[') == NULL) && (strchr(instring,'<') == NULL) && |
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676 (strchr(instring,']') == NULL) && (strchr(instring,'>') == NULL) && |
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677 (strchr(instring,':') == NULL) ) |
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678 { |
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679 // It must be a truly unix fspec |
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680 decc$to_vms(instring, vms_fspec_proc, 0, 0); |
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681 } |
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682 else |
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683 { |
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684 // It is a mixed fspec |
| 7 | 685 vms_unix_mixed_filespec(instring, buf); |
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686 } |
| 7 | 687 } |
| 688 else | |
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689 // we have a password in the path |
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690 // decc$ functions can not handle |
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691 // this is our only hope to resolv |
| 7 | 692 vms_unix_mixed_filespec(instring, buf); |
| 693 | |
| 694 return buf; | |
| 695 } | |
| 1121 | 696 |
| 7 | 697 /* |
| 698 * Remove version number from file name | |
| 699 * we need it in some special cases as: | |
| 700 * creating swap file name and writing new file | |
| 701 */ | |
| 702 void | |
| 703 vms_remove_version(void * fname) | |
| 704 { | |
| 705 char_u *cp; | |
| 706 char_u *fp; | |
| 707 | |
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708 if ((cp = vim_strchr( fname, ';')) != NULL) // remove version |
| 7 | 709 *cp = '\0'; |
| 710 else if ((cp = vim_strrchr( fname, '.')) != NULL ) | |
| 711 { | |
| 712 if ((fp = vim_strrchr( fname, ']')) != NULL ) {;} | |
| 713 else if ((fp = vim_strrchr( fname, '>')) != NULL ) {;} | |
| 714 else fp = fname; | |
| 715 | |
| 716 while ( *fp != '\0' && fp < cp ) | |
| 717 if ( *fp++ == '.' ) | |
| 718 *cp = '\0'; | |
| 719 } | |
| 720 return ; | |
| 721 } | |
| 5541 | 722 |
| 723 struct typeahead_st { | |
| 724 unsigned short numchars; | |
| 725 unsigned char firstchar; | |
| 726 unsigned char reserved0; | |
| 727 unsigned long reserved1; | |
| 728 } typeahead; | |
| 729 | |
| 730 /* | |
| 731 * Wait "msec" msec until a character is available from file descriptor "fd". | |
| 732 * "msec" == 0 will check for characters once. | |
| 733 * "msec" == -1 will block until a character is available. | |
| 734 */ | |
| 735 int | |
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736 RealWaitForChar( |
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737 int fd UNUSED, // always read from iochan |
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738 long msec, |
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739 int *check_for_gpm UNUSED, |
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740 int *interrupted) |
| 5541 | 741 { |
| 742 int status; | |
| 743 struct _generic_64 time_curr; | |
| 744 struct _generic_64 time_diff; | |
| 745 struct _generic_64 time_out; | |
| 746 unsigned int convert_operation = LIB$K_DELTA_SECONDS_F; | |
| 5704 | 747 float sec =(float) msec/1000; |
| 5541 | 748 |
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749 // make sure the iochan is set |
| 5541 | 750 if (!iochan) |
| 751 get_tty(); | |
| 752 | |
| 5704 | 753 if (sec > 0) { |
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754 // time-out specified; convert it to absolute time |
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755 // sec>0 requirement of lib$cvtf_to_internal_time() |
| 5541 | 756 |
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757 // get current time (number of 100ns ticks since the VMS Epoch) |
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758 status = sys$gettim(&time_curr); |
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759 if (status != SS$_NORMAL) |
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760 return 0; // error |
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761 // construct the delta time |
| 5704 | 762 #if __G_FLOAT==0 |
| 763 # ifndef VAX | |
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764 // IEEE is default on IA64, but can be used on Alpha too - but not on VAX |
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765 status = lib$cvts_to_internal_time( |
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766 &convert_operation, &sec, &time_diff); |
| 5704 | 767 # endif |
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768 #else // default on Alpha and VAX |
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769 status = lib$cvtf_to_internal_time( |
| 5704 | 770 &convert_operation, &sec, &time_diff); |
| 771 #endif | |
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772 if (status != LIB$_NORMAL) |
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773 return 0; // error |
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774 // add them up |
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775 status = lib$add_times( |
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776 &time_curr, |
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777 &time_diff, |
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778 &time_out); |
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779 if (status != LIB$_NORMAL) |
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780 return 0; // error |
| 5541 | 781 } |
| 782 | |
| 783 while (TRUE) { | |
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784 // select() |
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785 status = sys$qiow(0, iochan, IO$_SENSEMODE | IO$M_TYPEAHDCNT, iosb, |
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786 0, 0, &typeahead, 8, 0, 0, 0, 0); |
| 5541 | 787 if (status != SS$_NORMAL || (iosb[0] & 0xFFFF) != SS$_NORMAL) |
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788 return 0; // error |
| 5541 | 789 |
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790 if (typeahead.numchars) |
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791 return 1; // ready to read |
| 5541 | 792 |
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793 // there's nothing to read; what now? |
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794 if (msec == 0) { |
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795 // immediate time-out; return impatiently |
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796 return 0; |
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797 } else if (msec < 0) { |
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798 // no time-out; wait on indefinitely |
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799 return 1; // fakeout to force a wait in vms_read() |
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800 } else { |
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801 // time-out needs to be checked |
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802 status = sys$gettim(&time_curr); |
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803 if (status != SS$_NORMAL) |
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804 return 0; // error |
| 5541 | 805 |
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806 status = lib$sub_times( |
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807 &time_out, |
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808 &time_curr, |
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809 &time_diff); |
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810 if (status != LIB$_NORMAL) |
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811 return 0; // error, incl. time_diff < 0 (i.e. time-out) |
| 5541 | 812 |
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813 // otherwise wait some more |
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814 } |
| 5541 | 815 } |
| 816 } |