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fixing behaviour for xmlRegExecErrInfo in case of rollback Daniel

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* xmlregexp.c: fixing behaviour for xmlRegExecErrInfo in case of
  rollback
Daniel
This commit is contained in:
Daniel Veillard
2005-01-08 22:05:09 +00:00
parent 7bd8b4b817
commit 9070015b40
2 changed files with 27 additions and 8 deletions
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30
xmlregexp.c
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@ -2738,6 +2738,7 @@ xmlRegExecPushString(xmlRegExecCtxtPtr exec, const xmlChar *value,
xmlRegAtomPtr atom;
int ret;
int final = 0;
int progress = 1;
if (exec == NULL)
return(-1);
@ -3006,6 +3007,20 @@ xmlRegExecPushString(xmlRegExecCtxtPtr exec, const xmlChar *value,
}
if ((exec->transno != 0) || (exec->state->nbTrans == 0)) {
rollback:
/*
* if we didn't yet rollback on the current input store
* the current state as the error state.
*/
if (progress) {
progress = 0;
if (exec->errString != NULL)
xmlFree(exec->errString);
exec->errString = xmlStrdup(value);
exec->errState = exec->state;
memcpy(exec->errCounts, exec->counts,
exec->comp->nbCounters * sizeof(int));
}
/*
* Failed to find a way out
*/
@ -3019,21 +3034,19 @@ rollback:
#endif
}
}
continue;
progress:
progress = 1;
continue;
}
if (exec->status == 0) {
return(exec->state->type == XML_REGEXP_FINAL_STATE);
}
if (exec->status < 0) {
if (exec->errString != NULL)
xmlFree(exec->errString);
exec->errString = xmlStrdup(value);
exec->errState = exec->state;
#ifdef DEBUG_ERR
if (exec->status < 0) {
testerr(exec);
#endif
}
#endif
return(exec->status);
}
@ -3105,7 +3118,8 @@ xmlRegExecPushString2(xmlRegExecCtxtPtr exec, const xmlChar *value,
* the parameter @values must point to an array of @nbval string pointers
* on return nbval will contain the number of possible strings in that
* state and the @values array will be updated with them. The string values
* returned will be freed with the @exec context.
* returned will be freed with the @exec context and don't need to be
* deallocated.
*
* Returns: 0 in case of success or -1 in case of error.
*/
@ -3163,7 +3177,7 @@ xmlRegExecErrInfo(xmlRegExecCtxtPtr exec, const xmlChar **string,
xmlRegCounterPtr counter;
int count;
count = exec->counts[trans->counter];
count = exec->errCounts[trans->counter];
counter = &exec->comp->counters[trans->counter];
if (count < counter->max) {
values[*nbval] = (const xmlChar *) atom->valuep;