| 1 | /* $Id: kShell.c 19 2002-10-17 23:02:18Z bird $
|
|---|
| 2 | *
|
|---|
| 3 | * kShell - A mini shell.
|
|---|
| 4 | *
|
|---|
| 5 | * Copyright (c) 2002 knut st. osmundsen <bird@anduin.net>
|
|---|
| 6 | *
|
|---|
| 7 | *
|
|---|
| 8 | * This file is part of kBuild.
|
|---|
| 9 | *
|
|---|
| 10 | * kBuild is free software; you can redistribute it and/or modify
|
|---|
| 11 | * it under the terms of the GNU Lesser General Public License as published
|
|---|
| 12 | * by the Free Software Foundation; either version 2 of the License, or
|
|---|
| 13 | * (at your option) any later version.
|
|---|
| 14 | *
|
|---|
| 15 | * kBuild is distributed in the hope that it will be useful,
|
|---|
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|---|
| 18 | * GNU Lesser General Public License for more details.
|
|---|
| 19 | *
|
|---|
| 20 | * You should have received a copy of the GNU Lesser General Public License
|
|---|
| 21 | * along with kBuild; if not, write to the Free Software
|
|---|
| 22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|---|
| 23 | *
|
|---|
| 24 | */
|
|---|
| 25 |
|
|---|
| 26 | /*******************************************************************************
|
|---|
| 27 | * Defined Constants And Macros *
|
|---|
| 28 | *******************************************************************************/
|
|---|
| 29 | #define KSWORD_FLAGS_ESCAPE 1
|
|---|
| 30 | #define KSWORD_FLAGS_QUOTED 2
|
|---|
| 31 | #define KSWORD_FLAGS_PATTERN 4
|
|---|
| 32 |
|
|---|
| 33 | #define KSHELL_MAX_COMMAND 4096
|
|---|
| 34 |
|
|---|
| 35 | /*******************************************************************************
|
|---|
| 36 | * Header Files *
|
|---|
| 37 | *******************************************************************************/
|
|---|
| 38 | #include "kShell.h"
|
|---|
| 39 | #include <string.h>
|
|---|
| 40 | #include <stdlib.h>
|
|---|
| 41 | #include <stdio.h>
|
|---|
| 42 |
|
|---|
| 43 |
|
|---|
| 44 | /*******************************************************************************
|
|---|
| 45 | * Global Variables *
|
|---|
| 46 | *******************************************************************************/
|
|---|
| 47 | typedef struct _kshellWord
|
|---|
| 48 | {
|
|---|
| 49 | int fFlags;
|
|---|
| 50 | char * pszWord;
|
|---|
| 51 | unsigned cchWord;
|
|---|
| 52 | const char *pszWordOrg;
|
|---|
| 53 | unsigned cchWordOrg;
|
|---|
| 54 | } KSHELLWORD, *PKSHELLWORD;
|
|---|
| 55 |
|
|---|
| 56 |
|
|---|
| 57 | typedef struct _kshellWords
|
|---|
| 58 | {
|
|---|
| 59 | unsigned cWords;
|
|---|
| 60 | KSHELLWORD aWords[1];
|
|---|
| 61 | } KSHELLWORDS, *PKSHELLWORDS;
|
|---|
| 62 |
|
|---|
| 63 |
|
|---|
| 64 | /*******************************************************************************
|
|---|
| 65 | * Internal Functions *
|
|---|
| 66 | *******************************************************************************/
|
|---|
| 67 | PKSHELLWORDS kshellWordsParse(const char *pszText, int cWords, PKSHELLWORDS pPrevWords);
|
|---|
| 68 | void kshellWordsDestroy(PKSHELLWORDS pWords);
|
|---|
| 69 |
|
|---|
| 70 | int kshellCmdcopy(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 71 | int kshellCmdcopytree(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 72 | int kshellCmdrm(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 73 | int kshellCmdrmtree(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 74 | int kshellCmdchdir(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 75 | int kshellCmdmkdir(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 76 | int kshellCmdrmdir(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 77 | int kshellCmdset(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 78 | int kshellCmdunset(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 79 | int kshellCmdpushenv(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 80 | int kshellCmdpopenv(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 81 | int kshellCmdecho(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 82 | int kshellCmdwrite(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 83 | int kshellCmdExecuteProgram(const char *pszCmd, PKSHELLWORDS pWords);
|
|---|
| 84 |
|
|---|
| 85 |
|
|---|
| 86 |
|
|---|
| 87 | /**
|
|---|
| 88 | * Initiate the shell.
|
|---|
| 89 | * Allow us to initiate globals.
|
|---|
| 90 | *
|
|---|
| 91 | * @returns 0 on success.
|
|---|
| 92 | * @returns error code on error.
|
|---|
| 93 | * @param fVerbose If set banner will be printed.
|
|---|
| 94 | */
|
|---|
| 95 | int kshellInit(int fVerbose)
|
|---|
| 96 | {
|
|---|
| 97 | if (fVerbose)
|
|---|
| 98 | {
|
|---|
| 99 | printf("\n"
|
|---|
| 100 | "kShell v0.0.0\n"
|
|---|
| 101 | "Copyright 2002 knut st. osmundsen <bird@anduin.net>\n"
|
|---|
| 102 | "\n");
|
|---|
| 103 | }
|
|---|
| 104 | return 0;
|
|---|
| 105 | }
|
|---|
| 106 |
|
|---|
| 107 |
|
|---|
| 108 | /**
|
|---|
| 109 | * Terminate the shell.
|
|---|
| 110 | * Allow us to cleanup stuff.
|
|---|
| 111 | */
|
|---|
| 112 | void kshellTerm(void)
|
|---|
| 113 | {
|
|---|
| 114 | return;
|
|---|
| 115 | }
|
|---|
| 116 |
|
|---|
| 117 |
|
|---|
| 118 | /**
|
|---|
| 119 | * Start interactive shell interface.
|
|---|
| 120 | * This reads commands from stdin till 'exit' is encountered or end-of-file.
|
|---|
| 121 | *
|
|---|
| 122 | * @returns returncode of last command.
|
|---|
| 123 | */
|
|---|
| 124 | int kshellInteractive(void)
|
|---|
| 125 | {
|
|---|
| 126 | static char szCmd[KSHELL_MAX_COMMAND];
|
|---|
| 127 | int rc = 0;
|
|---|
| 128 |
|
|---|
| 129 | printf("kShell>");
|
|---|
| 130 | fflush(stdout);
|
|---|
| 131 | while (fgets(&szCmd[0], sizeof(szCmd), stdin))
|
|---|
| 132 | {
|
|---|
| 133 | char *pszEnd = &szCmd[strlen(&szCmd[0]) - 1];
|
|---|
| 134 | while (pszEnd >= &szCmd[0] && (*pszEnd == '\n' || *pszEnd == '\r'))
|
|---|
| 135 | *pszEnd-- = '\0';
|
|---|
| 136 |
|
|---|
| 137 | if (!strcmp(&szCmd[0], "exit"))
|
|---|
| 138 | break;
|
|---|
| 139 |
|
|---|
| 140 | rc = kshellExecute(&szCmd[0]);
|
|---|
| 141 | printf("kShell(rc=%d)>", rc);
|
|---|
| 142 | fflush(stdout);
|
|---|
| 143 | }
|
|---|
| 144 |
|
|---|
| 145 | return rc;
|
|---|
| 146 | }
|
|---|
| 147 |
|
|---|
| 148 | /**
|
|---|
| 149 | * Execute a shell command.
|
|---|
| 150 | * @returns 0 on success if command.
|
|---|
| 151 | * @returns Error code if command failed.
|
|---|
| 152 | * @returns Return code from program.
|
|---|
| 153 | * @returns 1742 (KSHELL_ERROR_PROGRAM_NOT_FOUND) if program wasn't found.
|
|---|
| 154 | * @returns 1743 (KSHELL_ERROR_COMMAND_TOO_LONG) if program commandline was too long.
|
|---|
| 155 | * @param pszCmd Command or program to execute.
|
|---|
| 156 | */
|
|---|
| 157 | int kshellExecute(const char *pszCmd)
|
|---|
| 158 | {
|
|---|
| 159 | #define MAX_WORDS (~0)
|
|---|
| 160 | static struct _kshellCommands
|
|---|
| 161 | {
|
|---|
| 162 | const char *pszCmd;
|
|---|
| 163 | unsigned cWords; /* Number of words including the command it self. */
|
|---|
| 164 | int (*pfnCmd)(const char *, PKSHELLWORDS);
|
|---|
| 165 | } aCmds[] =
|
|---|
| 166 | {
|
|---|
| 167 | {"copy", MAX_WORDS, kshellCmdcopy},
|
|---|
| 168 | {"copytree", 3, kshellCmdcopytree},
|
|---|
| 169 | {"rm", MAX_WORDS, kshellCmdrm},
|
|---|
| 170 | {"rmtree", MAX_WORDS, kshellCmdrmtree},
|
|---|
| 171 | {"chdir", 2, kshellCmdchdir},
|
|---|
| 172 | {"mkdir", MAX_WORDS, kshellCmdmkdir},
|
|---|
| 173 | {"rmdir", MAX_WORDS, kshellCmdrmdir},
|
|---|
| 174 | {"set", 1, kshellCmdset},
|
|---|
| 175 | {"unset", MAX_WORDS, kshellCmdunset},
|
|---|
| 176 | {"pushenv", MAX_WORDS, kshellCmdpushenv},
|
|---|
| 177 | {"popenv", 1, kshellCmdpopenv},
|
|---|
| 178 | {"echo", 2, kshellCmdecho},
|
|---|
| 179 | {"write", 2, kshellCmdwrite},
|
|---|
| 180 |
|
|---|
| 181 | /* last entry */
|
|---|
| 182 | {"", 1, kshellCmdExecuteProgram}
|
|---|
| 183 | };
|
|---|
| 184 | #undef MAX_WORDS
|
|---|
| 185 |
|
|---|
| 186 | PKSHELLWORDS pWords;
|
|---|
| 187 | int i;
|
|---|
| 188 | int rc;
|
|---|
| 189 |
|
|---|
| 190 |
|
|---|
| 191 | /*
|
|---|
| 192 | * Parse out the first word.
|
|---|
| 193 | */
|
|---|
| 194 | pWords = kshellWordsParse(pszCmd, 1, NULL);
|
|---|
| 195 | if (!pWords)
|
|---|
| 196 | return KSHELL_ERROR_NOT_ENOUGHT_MEMORY;
|
|---|
| 197 | if (!pWords->cWords)
|
|---|
| 198 | return 0;
|
|---|
| 199 |
|
|---|
| 200 |
|
|---|
| 201 | /*
|
|---|
| 202 | * Look for command.
|
|---|
| 203 | * Note! the last entry is the default command (execute program).
|
|---|
| 204 | */
|
|---|
| 205 | for (i = 0; i < (sizeof(aCmds) / sizeof(aCmds[0])) - 1; i++)
|
|---|
| 206 | {
|
|---|
| 207 | if (!strcmp(aCmds[i].pszCmd, pWords->aWords[0].pszWord))
|
|---|
| 208 | break;
|
|---|
| 209 | }
|
|---|
| 210 |
|
|---|
| 211 |
|
|---|
| 212 | /*
|
|---|
| 213 | * Execute command.
|
|---|
| 214 | */
|
|---|
| 215 | if (aCmds[i].cWords > 1)
|
|---|
| 216 | {
|
|---|
| 217 | pWords = kshellWordsParse(pszCmd, aCmds[i].cWords, pWords);
|
|---|
| 218 | if (!pWords)
|
|---|
| 219 | return KSHELL_ERROR_NOT_ENOUGHT_MEMORY;
|
|---|
| 220 | }
|
|---|
| 221 | rc = aCmds[i].pfnCmd(pszCmd, pWords);
|
|---|
| 222 |
|
|---|
| 223 |
|
|---|
| 224 | return rc;
|
|---|
| 225 | }
|
|---|
| 226 |
|
|---|
| 227 |
|
|---|
| 228 | /**
|
|---|
| 229 | * Parses words out of a string.
|
|---|
| 230 | *
|
|---|
| 231 | * @returns Pointer to a words structure.
|
|---|
| 232 | * This must be destroy calling kshellWordsDestroy().
|
|---|
| 233 | * @returns NULL on failure (out of memory).
|
|---|
| 234 | * @param pszText Text string to parse.
|
|---|
| 235 | * @param cWords Number of words to parse. Will stop after cWords.
|
|---|
| 236 | * @param pPrevWords Pointer to structur of previosly parse words from pszText.
|
|---|
| 237 | * Use this to continue parsing a string. The pPrevWords
|
|---|
| 238 | * structure will be destroyed.
|
|---|
| 239 | * If NULL we'll start from the begining.
|
|---|
| 240 | */
|
|---|
| 241 | PKSHELLWORDS kshellWordsParse(const char *pszText, int cWords, PKSHELLWORDS pPrevWords)
|
|---|
| 242 | {
|
|---|
| 243 | PKSHELLWORDS pWords = pPrevWords;
|
|---|
| 244 |
|
|---|
| 245 | /*
|
|---|
| 246 | * If previous work done, skip to end of that.
|
|---|
| 247 | */
|
|---|
| 248 | if (pPrevWords && pPrevWords->cWords)
|
|---|
| 249 | {
|
|---|
| 250 | pszText = pPrevWords->aWords[pPrevWords->cWords - 1].pszWordOrg
|
|---|
| 251 | + pPrevWords->aWords[pPrevWords->cWords - 1].cchWordOrg;
|
|---|
| 252 | cWords -= pPrevWords->cWords;
|
|---|
| 253 | }
|
|---|
| 254 |
|
|---|
| 255 | /*
|
|---|
| 256 | * Parse loop
|
|---|
| 257 | */
|
|---|
| 258 | while (cWords > 0)
|
|---|
| 259 | {
|
|---|
| 260 | KSHELLWORD word = {0,0,0,0,0};
|
|---|
| 261 | char chEnd = ' ';
|
|---|
| 262 |
|
|---|
| 263 | /*
|
|---|
| 264 | * Skip blanks to find start of word.
|
|---|
| 265 | */
|
|---|
| 266 | while (*pszText == ' ' || *pszText == '\t')
|
|---|
| 267 | pszText++;
|
|---|
| 268 | if (!*pszText)
|
|---|
| 269 | break;
|
|---|
| 270 | word.pszWordOrg = pszText;
|
|---|
| 271 |
|
|---|
| 272 | /*
|
|---|
| 273 | * Quoted?
|
|---|
| 274 | */
|
|---|
| 275 | if (*pszText == '"')
|
|---|
| 276 | {
|
|---|
| 277 | pszText++;
|
|---|
| 278 | word.fFlags |= KSWORD_FLAGS_QUOTED;
|
|---|
| 279 | chEnd = '"';
|
|---|
| 280 | }
|
|---|
| 281 |
|
|---|
| 282 | /*
|
|---|
| 283 | * Find end of word and look for escape and pattern characters.
|
|---|
| 284 | */
|
|---|
| 285 | while (*pszText != '\0' && *pszText != chEnd)
|
|---|
| 286 | {
|
|---|
| 287 | if (*pszText == '\\')
|
|---|
| 288 | {
|
|---|
| 289 | word.fFlags |= KSWORD_FLAGS_ESCAPE;
|
|---|
| 290 | pszText++;
|
|---|
| 291 | }
|
|---|
| 292 | if (*pszText == '*' || *pszText == '?')
|
|---|
| 293 | word.fFlags |= KSWORD_FLAGS_PATTERN;
|
|---|
| 294 | pszText++;
|
|---|
| 295 | }
|
|---|
| 296 | if (word.fFlags & KSWORD_FLAGS_QUOTED)
|
|---|
| 297 | pszText++;
|
|---|
| 298 | word.cchWordOrg = pszText - word.pszWordOrg;
|
|---|
| 299 |
|
|---|
| 300 | /*
|
|---|
| 301 | * Make a copy of the word and unescape (if required).
|
|---|
| 302 | */
|
|---|
| 303 | word.pszWord = malloc(word.cchWordOrg + 1);
|
|---|
| 304 | if (!word.pszWord)
|
|---|
| 305 | {
|
|---|
| 306 | kshellWordsDestroy(pWords);
|
|---|
| 307 | return NULL;
|
|---|
| 308 | }
|
|---|
| 309 |
|
|---|
| 310 | if (word.fFlags & KSWORD_FLAGS_ESCAPE)
|
|---|
| 311 | {
|
|---|
| 312 | int cch = word.cchWordOrg;
|
|---|
| 313 | const char *pszSrc = word.pszWordOrg;
|
|---|
| 314 | char * pszTrg = word.pszWord;
|
|---|
| 315 | while (cch)
|
|---|
| 316 | {
|
|---|
| 317 | if (*pszSrc == '\\')
|
|---|
| 318 | pszSrc++;
|
|---|
| 319 | *pszTrg++ = *pszSrc++;
|
|---|
| 320 | }
|
|---|
| 321 | word.cchWord = pszTrg - word.pszWord;
|
|---|
| 322 | *pszTrg = '\0';
|
|---|
| 323 | }
|
|---|
| 324 | else
|
|---|
| 325 | {
|
|---|
| 326 | if (word.fFlags & KSWORD_FLAGS_QUOTED)
|
|---|
| 327 | {
|
|---|
| 328 | word.cchWord = word.cchWordOrg - 2;
|
|---|
| 329 | memcpy(word.pszWord, word.pszWordOrg + 1, word.cchWord);
|
|---|
| 330 | }
|
|---|
| 331 | else
|
|---|
| 332 | {
|
|---|
| 333 | word.cchWord = word.cchWordOrg;
|
|---|
| 334 | memcpy(word.pszWord, word.pszWordOrg, word.cchWord);
|
|---|
| 335 | }
|
|---|
| 336 | word.pszWord[word.cchWord] = '\0';
|
|---|
| 337 | }
|
|---|
| 338 |
|
|---|
| 339 |
|
|---|
| 340 | /*
|
|---|
| 341 | * Add to words structure.
|
|---|
| 342 | */
|
|---|
| 343 | if (!pWords || ((pWords->cWords + 1) % 32))
|
|---|
| 344 | {
|
|---|
| 345 | void *pv = realloc(pWords, sizeof(KSHELLWORDS) + ((pWords ? pWords->cWords : 0) + 32) * sizeof(KSHELLWORD));
|
|---|
| 346 | if (!pv)
|
|---|
| 347 | {
|
|---|
| 348 | kshellWordsDestroy(pWords);
|
|---|
| 349 | return NULL;
|
|---|
| 350 | }
|
|---|
| 351 | if (pWords)
|
|---|
| 352 | pWords = pv;
|
|---|
| 353 | else
|
|---|
| 354 | {
|
|---|
| 355 | pWords = pv;
|
|---|
| 356 | pWords->cWords = 0;
|
|---|
| 357 | }
|
|---|
| 358 | }
|
|---|
| 359 | pWords->aWords[pWords->cWords++] = word;
|
|---|
| 360 | }
|
|---|
| 361 |
|
|---|
| 362 | return pWords;
|
|---|
| 363 | }
|
|---|
| 364 |
|
|---|
| 365 |
|
|---|
| 366 | /**
|
|---|
| 367 | * Destroys a words structure freeing it's memory.
|
|---|
| 368 | * @param pWords Pointer to words structure to destroy.
|
|---|
| 369 | */
|
|---|
| 370 | void kshellWordsDestroy(PKSHELLWORDS pWords)
|
|---|
| 371 | {
|
|---|
| 372 | if (pWords)
|
|---|
| 373 | {
|
|---|
| 374 | int i;
|
|---|
| 375 |
|
|---|
| 376 | for (i = 0; i < pWords->cWords; i++)
|
|---|
| 377 | {
|
|---|
| 378 | if (pWords->aWords[i].pszWord)
|
|---|
| 379 | {
|
|---|
| 380 | free(pWords->aWords[i].pszWord);
|
|---|
| 381 | pWords->aWords[i].pszWord = NULL;
|
|---|
| 382 | }
|
|---|
| 383 | }
|
|---|
| 384 |
|
|---|
| 385 | pWords->cWords = 0;
|
|---|
| 386 | free(pWords);
|
|---|
| 387 | }
|
|---|
| 388 | }
|
|---|
| 389 |
|
|---|
| 390 |
|
|---|
| 391 | /**
|
|---|
| 392 | * Execute program.
|
|---|
| 393 | *
|
|---|
| 394 | * @returns program return code.
|
|---|
| 395 | * @returns 1742 (KSHELL_ERROR_PROGRAM_NOT_FOUND) if program wasn't found.
|
|---|
| 396 | * @returns 1743 (KSHELL_ERROR_COMMAND_TOO_LONG) if program commandline was too long.
|
|---|
| 397 | *
|
|---|
| 398 | * @param pszCmd Pointer to commandline.
|
|---|
| 399 | * @param pWords Pointer to 1st word in pszCmd.
|
|---|
| 400 | */
|
|---|
| 401 | int kshellCmdExecuteProgram(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 402 | {
|
|---|
| 403 | return -1;
|
|---|
| 404 | }
|
|---|
| 405 |
|
|---|
| 406 |
|
|---|
| 407 | /*
|
|---|
| 408 | *
|
|---|
| 409 | * The commands are documented externally.
|
|---|
| 410 | * (Bad idea btw!)
|
|---|
| 411 | *
|
|---|
| 412 | */
|
|---|
| 413 |
|
|---|
| 414 |
|
|---|
| 415 | int kshellCmdcopy(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 416 | {
|
|---|
| 417 | return -1;
|
|---|
| 418 | }
|
|---|
| 419 |
|
|---|
| 420 |
|
|---|
| 421 | int kshellCmdcopytree(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 422 | {
|
|---|
| 423 | return -1;
|
|---|
| 424 | }
|
|---|
| 425 |
|
|---|
| 426 |
|
|---|
| 427 | int kshellCmdrm(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 428 | {
|
|---|
| 429 | return -1;
|
|---|
| 430 | }
|
|---|
| 431 |
|
|---|
| 432 |
|
|---|
| 433 | int kshellCmdrmtree(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 434 | {
|
|---|
| 435 | return -1;
|
|---|
| 436 | }
|
|---|
| 437 |
|
|---|
| 438 |
|
|---|
| 439 | int kshellCmdchdir(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 440 | {
|
|---|
| 441 | return -1;
|
|---|
| 442 | }
|
|---|
| 443 |
|
|---|
| 444 |
|
|---|
| 445 | int kshellCmdmkdir(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 446 | {
|
|---|
| 447 | return -1;
|
|---|
| 448 | }
|
|---|
| 449 |
|
|---|
| 450 |
|
|---|
| 451 | int kshellCmdrmdir(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 452 | {
|
|---|
| 453 | return -1;
|
|---|
| 454 | }
|
|---|
| 455 |
|
|---|
| 456 |
|
|---|
| 457 | int kshellCmdset(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 458 | {
|
|---|
| 459 | return -1;
|
|---|
| 460 | }
|
|---|
| 461 |
|
|---|
| 462 |
|
|---|
| 463 | int kshellCmdunset(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 464 | {
|
|---|
| 465 | return -1;
|
|---|
| 466 | }
|
|---|
| 467 |
|
|---|
| 468 |
|
|---|
| 469 | int kshellCmdpushenv(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 470 | {
|
|---|
| 471 | return -1;
|
|---|
| 472 | }
|
|---|
| 473 |
|
|---|
| 474 |
|
|---|
| 475 | int kshellCmdpopenv(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 476 | {
|
|---|
| 477 | return -1;
|
|---|
| 478 | }
|
|---|
| 479 |
|
|---|
| 480 |
|
|---|
| 481 | int kshellCmdecho(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 482 | {
|
|---|
| 483 | return -1;
|
|---|
| 484 | }
|
|---|
| 485 |
|
|---|
| 486 |
|
|---|
| 487 | int kshellCmdwrite(const char *pszCmd, PKSHELLWORDS pWords)
|
|---|
| 488 | {
|
|---|
| 489 | return -1;
|
|---|
| 490 | }
|
|---|
| 491 |
|
|---|