зеркало из https://github.com/mozilla/gecko-dev.git
276 строки
9.3 KiB
C
276 строки
9.3 KiB
C
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/* W3 Copyright statement
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Copyright 1995 by: Massachusetts Institute of Technology (MIT), INRIA</H2>
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This W3C software is being provided by the copyright holders under the
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following license. By obtaining, using and/or copying this software,
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you agree that you have read, understood, and will comply with the
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following terms and conditions:
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee or royalty is hereby
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granted, provided that the full text of this NOTICE appears on
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<EM>ALL</EM> copies of the software and documentation or portions
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thereof, including modifications, that you make.
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<B>THIS SOFTWARE IS PROVIDED "AS IS," AND COPYRIGHT HOLDERS MAKE NO
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REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED. BY WAY OF EXAMPLE,
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BUT NOT LIMITATION, COPYRIGHT HOLDERS MAKE NO REPRESENTATIONS OR
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WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR
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THAT THE USE OF THE SOFTWARE OR DOCUMENTATION WILL NOT INFRINGE ANY
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THIRD PARTY PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS.
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COPYRIGHT HOLDERS WILL BEAR NO LIABILITY FOR ANY USE OF THIS SOFTWARE
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OR DOCUMENTATION.
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The name and trademarks of copyright holders may NOT be used
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in advertising or publicity pertaining to the software without
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specific, written prior permission. Title to copyright in this
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software and any associated documentation will at all times remain
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with copyright holders.
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*/
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/* --- BEGIN added by mharmsen@netscape.com on 7/9/97 --- */
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#include "xp.h"
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/* --- END added by mharmsen@netscape.com on 7/9/97 --- */
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/* --- BEGIN removed by mharmsen@netscape.com on 7/9/97 --- */
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/* #include "malloc.h" */
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/* --- END removed by mharmsen@netscape.com on 7/9/97 --- */
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/* #include "sysdep.h" -- jhines 7/9/97 */
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/* --- BEGIN added by scullin@netscape.com on 5/27/98 --- */
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#include "prerror.h"
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/* =--- END added by scullin@netscape.com on 5/27/98 --- */
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#include "cslutils.h"
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#include "csll.h" /* to define states in stateChange */
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#include "csparse.h"
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int Total;
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extern int ParseDebug;
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/* --- BEGIN added by mharmsen@netscape.com on 7/9/97 --- */
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extern int SEC_ERROR_NO_MEMORY;
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/* --- BEGIN added by mharmsen@netscape.com on 7/9/97 --- */
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PRIVATE
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CSError_t spit(char* text, CSLabel_t * pCSMR, BOOL closed)
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{
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printf("%s %s\n", text, closed ? "closed" : "opened");
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return CSDoMore_more;
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}
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LabelTargetCallback_t targetCallback;
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StateRet_t targetCallback(CSLabel_t * pCSMR, CSParse_t * pCSParse, CSLLTC_t target, BOOL closed, void * pVoid)
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{
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int change = closed ? -target : target;
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Total += change;
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if (!ParseDebug)
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printf("%3d ", change);
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/* printf("%s %s (%d)\n", closed ? " ending" : "starting", pCSParse->pParseState->note, closed ? -target : target); */
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return StateRet_OK;
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}
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/* LLErrorHandler_t parseErrorHandler; */
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StateRet_t parseErrorHandler(CSLabel_t * pCSLabel, CSParse_t * pCSParse,
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const char * token, char demark,
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StateRet_t errorCode)
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{
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char space[256];
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printf("%20s - %s:", pCSParse->pTargetObject->note,
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pCSParse->currentSubState == SubState_X ? "SubState_X" :
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pCSParse->currentSubState == SubState_N ? "SubState_N" :
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pCSParse->currentSubState == SubState_A ? "SubState_A" :
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pCSParse->currentSubState == SubState_B ? "SubState_B" :
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pCSParse->currentSubState == SubState_C ? "SubState_C" :
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pCSParse->currentSubState == SubState_D ? "SubState_D" :
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pCSParse->currentSubState == SubState_E ? "SubState_E" :
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pCSParse->currentSubState == SubState_F ? "SubState_F" :
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pCSParse->currentSubState == SubState_G ? "SubState_G" :
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pCSParse->currentSubState == SubState_H ? "SubState_H" :
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"???");
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switch (errorCode) {
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case StateRet_WARN_NO_MATCH:
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if (token)
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sprintf(space, "Unexpected token \"%s\".\n", token);
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else
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sprintf(space, "Unexpected lack of token.\n");
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break;
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case StateRet_WARN_BAD_PUNCT:
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/* --- BEGIN corrected misspelling by mharmsen@netscape.com on 7/9/97 --- */
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sprintf(space, "Unexpected punctuation \"%c\"", demark);
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/* --- END corrected misspelling by mharmsen@netscape.com on 7/9/97 --- */
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if (token)
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printf("after token \"%s\".\n", token);
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else
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printf(".\n");
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break;
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case StateRet_ERROR_BAD_CHAR:
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/* --- BEGIN corrected misspelling by mharmsen@netscape.com on 7/9/97 --- */
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sprintf(space, "Unexpected character \"%c\" in token \"%s\".\n",
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*pCSParse->pParseContext->pTokenError, token);
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/* --- END corrected misspelling by mharmsen@netscape.com on 7/9/97 --- */
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break;
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default:
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sprintf(space, "Internal error: demark:\"%c\" token:\"%s\".\n",
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demark, token);
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break;
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}
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printf(space);
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/*
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CSLabel_dump(pCSMR);
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HTTrace(pParseState->note);
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*/
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return errorCode;
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}
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/* --- BEGIN changed by mharmsen@netscape.com on 7/9/97 --- */
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/* #if 1 */
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#if 0
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/* --- END changed by mharmsen@netscape.com on 7/9/97 --- */
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/* use this main to test input with a series of labels, each on a line. */
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int main(int argc, char** argv)
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{
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char lineBuf[512];
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CSParse_t * pCSParse = 0;
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CSDoMore_t last = CSDoMore_done;
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FILE * input;
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if (argc > 1) {
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if ((input = fopen(argv[1], "r")) == NULL) {
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printf("Couldn't open \"%s\".\n", argv[1]);
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exit(1);
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}
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} else {
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input = stdin;
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}
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if (argc > 2)
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ParseDebug = 1;
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pCSParse = CSParse_newLabel(&targetCallback, &parseErrorHandler);
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while (fgets(lineBuf, sizeof(lineBuf), input)){
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int len;
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char * ptr;
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for (ptr = lineBuf; *ptr; ptr++)
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if (*ptr == ';') {
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*ptr = 0;
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break;
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}
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/* if (strchr(lineBuf, ';'))
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*ptr = 0;
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if (lineBuf[0] == ';')
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continue; */
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/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
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len = XP_STRLEN(lineBuf);
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/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
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if (lineBuf[len - 1] == '\r' || lineBuf[len - 1] == '\n') {
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lineBuf[len-- - 1] = 0;
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}
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if (!lineBuf[0]) {
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if (last != CSDoMore_done)
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printf("parsing end error\n");
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if (pCSParse)
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CSParse_deleteLabel(pCSParse);
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pCSParse = CSParse_newLabel(&targetCallback, &parseErrorHandler);
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last = CSDoMore_done;
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} else {
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printf("%s ", lineBuf); if (ParseDebug) printf("\n");
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/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
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switch (last = CSParse_parseChunk(pCSParse, lineBuf, (int) XP_STRLEN(lineBuf), 0)) {
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case CSDoMore_done:
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printf("= %d - parsing end\n", Total);
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break;
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case CSDoMore_error:
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printf("= %d - parsing error\n", Total);
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exit (1);
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case CSDoMore_more:
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printf("\n");
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break;
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}
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/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
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}
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}
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if (pCSParse)
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CSParse_deleteLabel(pCSParse);
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if (last != CSDoMore_done)
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printf("parsing end error\n");
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return (0);
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}
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/* --- BEGIN changed by mharmsen@netscape.com on 7/9/97 --- */
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/* #else */
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#endif
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#if 0
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/* --- END changed by mharmsen@netscape.com on 7/9/97 --- */
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/* use this main to test input of a label list spread out over multiple lines*/
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int main(int argc, char** argv)
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{
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char lineBuf[512];
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while (gets(lineBuf)){
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CSParse_t * pCSParse;
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if (lineBuf[0] == ';')
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continue;
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Total = 0;
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printf("%s", lineBuf);
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pCSParse = CSParse_newLabel(&targetCallback, &parseErrorHandler);
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/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
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if (CSParse_parseChunk(pCSParse, lineBuf,
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(int)XP_STRLEN(lineBuf), 0) != CSDoMore_done) {
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printf("parsing end error\n");
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break;
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}
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/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
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CSParse_deleteLabel(pCSParse);
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printf("= %d\n", Total);
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}
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return (0);
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}
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#endif
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#if 0 /* a not-needed but often useful sample implementation of HTTrace */
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int HTTrace(const char * fmt, ...)
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{
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va_list pArgs;
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va_start(pArgs, fmt);
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return (vfprintf(stderr, fmt, pArgs));
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}
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#endif
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void * HTMemory_malloc (size_t size)
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{
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/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
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return XP_ALLOC(size);
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/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
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}
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void * HTMemory_calloc (size_t nobj, size_t size)
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{
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/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
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return XP_CALLOC(nobj, size);
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/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
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}
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void * HTMemory_realloc (void * p, size_t size)
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{
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/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
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return XP_REALLOC(p, size);
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/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
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}
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void HTMemory_free (void * ptr)
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{
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/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
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XP_FREE(ptr);
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/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
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}
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void HTMemory_outofmem (char * name, char * file, unsigned long line)
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{
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HTTrace("%s:%ld failed allocation for \"%s\".\n\
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Program aborted.\n",
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file, line, name);
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/* --- BEGIN changed by mharmsen@netscape.com on 7/9/97 --- */
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/* exit(1); */
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/* --- BEGIN changed by scullin@netscape.com on 5/27/98 --- */
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PR_SetError( SEC_ERROR_NO_MEMORY, 0 );
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/* --- END changed by scullin@netscape.com on 5/27/98 --- */
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return;
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/* --- END changed by mharmsen@netscape.com on 7/9/97 --- */
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}
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