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999 lines
27 KiB
999 lines
27 KiB
/*
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* error.c: module displaying/handling XML parser errors
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*
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* See Copyright for the status of this software.
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*
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* Daniel Veillard <daniel@veillard.com>
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*/
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#define IN_LIBXML
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#include "libxml.h"
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#include <string.h>
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#include <stdarg.h>
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#include <libxml/parser.h>
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#include <libxml/xmlerror.h>
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#include <libxml/xmlmemory.h>
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#include <libxml/globals.h>
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void XMLCDECL xmlGenericErrorDefaultFunc (void *ctx ATTRIBUTE_UNUSED,
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const char *msg,
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...) LIBXML_ATTR_FORMAT(2,3);
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#define XML_GET_VAR_STR(msg, str) { \
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int size, prev_size = -1; \
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int chars; \
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char *larger; \
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va_list ap; \
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\
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str = (char *) xmlMalloc(150); \
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if (str != NULL) { \
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\
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size = 150; \
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\
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while (size < 64000) { \
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va_start(ap, msg); \
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chars = vsnprintf(str, size, msg, ap); \
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va_end(ap); \
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if ((chars > -1) && (chars < size)) { \
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if (prev_size == chars) { \
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break; \
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} else { \
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prev_size = chars; \
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} \
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} \
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if (chars > -1) \
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size += chars + 1; \
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else \
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size += 100; \
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if ((larger = (char *) xmlRealloc(str, size)) == NULL) {\
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break; \
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} \
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str = larger; \
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}} \
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}
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/************************************************************************
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* *
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* Handling of out of context errors *
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* *
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************************************************************************/
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/**
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* xmlGenericErrorDefaultFunc:
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* @ctx: an error context
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* @msg: the message to display/transmit
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* @...: extra parameters for the message display
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*
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* Default handler for out of context error messages.
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*/
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void XMLCDECL
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xmlGenericErrorDefaultFunc(void *ctx ATTRIBUTE_UNUSED, const char *msg, ...) {
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va_list args;
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if (xmlGenericErrorContext == NULL)
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xmlGenericErrorContext = (void *) stderr;
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va_start(args, msg);
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vfprintf((FILE *)xmlGenericErrorContext, msg, args);
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va_end(args);
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}
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/**
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* initGenericErrorDefaultFunc:
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* @handler: the handler
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*
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* Set or reset (if NULL) the default handler for generic errors
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* to the builtin error function.
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*/
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void
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initGenericErrorDefaultFunc(xmlGenericErrorFunc * handler)
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{
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if (handler == NULL)
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xmlGenericError = xmlGenericErrorDefaultFunc;
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else
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xmlGenericError = (*handler);
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}
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/**
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* xmlSetGenericErrorFunc:
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* @ctx: the new error handling context
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* @handler: the new handler function
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*
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* Function to reset the handler and the error context for out of
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* context error messages.
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* This simply means that @handler will be called for subsequent
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* error messages while not parsing nor validating. And @ctx will
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* be passed as first argument to @handler
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* One can simply force messages to be emitted to another FILE * than
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* stderr by setting @ctx to this file handle and @handler to NULL.
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* For multi-threaded applications, this must be set separately for each thread.
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*/
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void
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xmlSetGenericErrorFunc(void *ctx, xmlGenericErrorFunc handler) {
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xmlGenericErrorContext = ctx;
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if (handler != NULL)
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xmlGenericError = handler;
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else
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xmlGenericError = xmlGenericErrorDefaultFunc;
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}
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/**
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* xmlSetStructuredErrorFunc:
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* @ctx: the new error handling context
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* @handler: the new handler function
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*
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* Function to reset the handler and the error context for out of
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* context structured error messages.
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* This simply means that @handler will be called for subsequent
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* error messages while not parsing nor validating. And @ctx will
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* be passed as first argument to @handler
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* For multi-threaded applications, this must be set separately for each thread.
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*/
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void
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xmlSetStructuredErrorFunc(void *ctx, xmlStructuredErrorFunc handler) {
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xmlStructuredErrorContext = ctx;
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xmlStructuredError = handler;
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}
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/************************************************************************
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* *
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* Handling of parsing errors *
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* *
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************************************************************************/
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/**
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* xmlParserPrintFileInfo:
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* @input: an xmlParserInputPtr input
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*
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* Displays the associated file and line information for the current input
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*/
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void
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xmlParserPrintFileInfo(xmlParserInputPtr input) {
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if (input != NULL) {
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if (input->filename)
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xmlGenericError(xmlGenericErrorContext,
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"%s:%d: ", input->filename,
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input->line);
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else
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xmlGenericError(xmlGenericErrorContext,
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"Entity: line %d: ", input->line);
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}
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}
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/**
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* xmlParserPrintFileContext:
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* @input: an xmlParserInputPtr input
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*
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* Displays current context within the input content for error tracking
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*/
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static void
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xmlParserPrintFileContextInternal(xmlParserInputPtr input ,
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xmlGenericErrorFunc channel, void *data ) {
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const xmlChar *cur, *base;
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unsigned int n, col; /* GCC warns if signed, because compared with sizeof() */
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xmlChar content[81]; /* space for 80 chars + line terminator */
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xmlChar *ctnt;
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if ((input == NULL) || (input->cur == NULL))
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return;
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cur = input->cur;
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base = input->base;
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/* skip backwards over any end-of-lines */
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while ((cur > base) && ((*(cur) == '\n') || (*(cur) == '\r'))) {
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cur--;
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}
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n = 0;
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/* search backwards for beginning-of-line (to max buff size) */
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while ((n++ < (sizeof(content)-1)) && (cur > base) &&
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(*(cur) != '\n') && (*(cur) != '\r'))
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cur--;
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if ((*(cur) == '\n') || (*(cur) == '\r')) cur++;
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/* calculate the error position in terms of the current position */
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col = input->cur - cur;
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/* search forward for end-of-line (to max buff size) */
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n = 0;
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ctnt = content;
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/* copy selected text to our buffer */
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while ((*cur != 0) && (*(cur) != '\n') &&
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(*(cur) != '\r') && (n < sizeof(content)-1)) {
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*ctnt++ = *cur++;
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n++;
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}
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*ctnt = 0;
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/* print out the selected text */
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channel(data ,"%s\n", content);
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/* create blank line with problem pointer */
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n = 0;
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ctnt = content;
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/* (leave buffer space for pointer + line terminator) */
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while ((n<col) && (n++ < sizeof(content)-2) && (*ctnt != 0)) {
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if (*(ctnt) != '\t')
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*(ctnt) = ' ';
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ctnt++;
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}
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*ctnt++ = '^';
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*ctnt = 0;
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channel(data ,"%s\n", content);
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}
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/**
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* xmlParserPrintFileContext:
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* @input: an xmlParserInputPtr input
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*
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* Displays current context within the input content for error tracking
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*/
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void
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xmlParserPrintFileContext(xmlParserInputPtr input) {
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xmlParserPrintFileContextInternal(input, xmlGenericError,
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xmlGenericErrorContext);
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}
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/**
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* xmlReportError:
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* @err: the error
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* @ctx: the parser context or NULL
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* @str: the formatted error message
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*
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* Report an error with its context, replace the 4 old error/warning
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* routines.
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*/
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static void
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xmlReportError(xmlErrorPtr err, xmlParserCtxtPtr ctxt, const char *str,
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xmlGenericErrorFunc channel, void *data)
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{
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char *file = NULL;
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int line = 0;
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int code = -1;
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int domain;
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const xmlChar *name = NULL;
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xmlNodePtr node;
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xmlErrorLevel level;
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xmlParserInputPtr input = NULL;
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xmlParserInputPtr cur = NULL;
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if (err == NULL)
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return;
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if (channel == NULL) {
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channel = xmlGenericError;
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data = xmlGenericErrorContext;
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}
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file = err->file;
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line = err->line;
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code = err->code;
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domain = err->domain;
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level = err->level;
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node = err->node;
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if (code == XML_ERR_OK)
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return;
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if ((node != NULL) && (node->type == XML_ELEMENT_NODE))
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name = node->name;
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/*
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* Maintain the compatibility with the legacy error handling
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*/
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if (ctxt != NULL) {
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input = ctxt->input;
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if ((input != NULL) && (input->filename == NULL) &&
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(ctxt->inputNr > 1)) {
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cur = input;
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input = ctxt->inputTab[ctxt->inputNr - 2];
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}
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if (input != NULL) {
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if (input->filename)
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channel(data, "%s:%d: ", input->filename, input->line);
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else if ((line != 0) && (domain == XML_FROM_PARSER))
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channel(data, "Entity: line %d: ", input->line);
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}
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} else {
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if (file != NULL)
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channel(data, "%s:%d: ", file, line);
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else if ((line != 0) &&
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((domain == XML_FROM_PARSER) || (domain == XML_FROM_SCHEMASV)||
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(domain == XML_FROM_SCHEMASP)||(domain == XML_FROM_DTD) ||
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(domain == XML_FROM_RELAXNGP)||(domain == XML_FROM_RELAXNGV)))
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channel(data, "Entity: line %d: ", line);
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}
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if (name != NULL) {
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channel(data, "element %s: ", name);
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}
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switch (domain) {
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case XML_FROM_PARSER:
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channel(data, "parser ");
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break;
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case XML_FROM_NAMESPACE:
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channel(data, "namespace ");
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break;
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case XML_FROM_DTD:
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case XML_FROM_VALID:
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channel(data, "validity ");
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break;
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case XML_FROM_HTML:
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channel(data, "HTML parser ");
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break;
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case XML_FROM_MEMORY:
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channel(data, "memory ");
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break;
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case XML_FROM_OUTPUT:
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channel(data, "output ");
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break;
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case XML_FROM_IO:
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channel(data, "I/O ");
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break;
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case XML_FROM_XINCLUDE:
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channel(data, "XInclude ");
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break;
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case XML_FROM_XPATH:
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channel(data, "XPath ");
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break;
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case XML_FROM_XPOINTER:
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channel(data, "parser ");
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break;
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case XML_FROM_REGEXP:
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channel(data, "regexp ");
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break;
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case XML_FROM_MODULE:
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channel(data, "module ");
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break;
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case XML_FROM_SCHEMASV:
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channel(data, "Schemas validity ");
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break;
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case XML_FROM_SCHEMASP:
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channel(data, "Schemas parser ");
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break;
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case XML_FROM_RELAXNGP:
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channel(data, "Relax-NG parser ");
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break;
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case XML_FROM_RELAXNGV:
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channel(data, "Relax-NG validity ");
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break;
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case XML_FROM_CATALOG:
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channel(data, "Catalog ");
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break;
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case XML_FROM_C14N:
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channel(data, "C14N ");
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break;
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case XML_FROM_XSLT:
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channel(data, "XSLT ");
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break;
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case XML_FROM_I18N:
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channel(data, "encoding ");
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break;
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case XML_FROM_SCHEMATRONV:
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channel(data, "schematron ");
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break;
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case XML_FROM_BUFFER:
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channel(data, "internal buffer ");
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break;
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case XML_FROM_URI:
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channel(data, "URI ");
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break;
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default:
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break;
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}
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switch (level) {
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case XML_ERR_NONE:
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channel(data, ": ");
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break;
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case XML_ERR_WARNING:
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channel(data, "warning : ");
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break;
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case XML_ERR_ERROR:
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channel(data, "error : ");
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break;
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case XML_ERR_FATAL:
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channel(data, "error : ");
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break;
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}
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if (str != NULL) {
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int len;
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len = xmlStrlen((const xmlChar *)str);
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if ((len > 0) && (str[len - 1] != '\n'))
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channel(data, "%s\n", str);
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else
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channel(data, "%s", str);
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} else {
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channel(data, "%s\n", "out of memory error");
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}
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if (ctxt != NULL) {
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xmlParserPrintFileContextInternal(input, channel, data);
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if (cur != NULL) {
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if (cur->filename)
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channel(data, "%s:%d: \n", cur->filename, cur->line);
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else if ((line != 0) && (domain == XML_FROM_PARSER))
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channel(data, "Entity: line %d: \n", cur->line);
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xmlParserPrintFileContextInternal(cur, channel, data);
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}
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}
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if ((domain == XML_FROM_XPATH) && (err->str1 != NULL) &&
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(err->int1 < 100) &&
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(err->int1 < xmlStrlen((const xmlChar *)err->str1))) {
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xmlChar buf[150];
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int i;
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channel(data, "%s\n", err->str1);
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for (i=0;i < err->int1;i++)
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buf[i] = ' ';
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buf[i++] = '^';
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buf[i] = 0;
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channel(data, "%s\n", buf);
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}
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}
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/**
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* __xmlRaiseError:
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* @schannel: the structured callback channel
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* @channel: the old callback channel
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* @data: the callback data
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* @ctx: the parser context or NULL
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* @ctx: the parser context or NULL
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* @domain: the domain for the error
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* @code: the code for the error
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* @level: the xmlErrorLevel for the error
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* @file: the file source of the error (or NULL)
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* @line: the line of the error or 0 if N/A
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* @str1: extra string info
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* @str2: extra string info
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* @str3: extra string info
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* @int1: extra int info
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* @col: column number of the error or 0 if N/A
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* @msg: the message to display/transmit
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* @...: extra parameters for the message display
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*
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* Update the appropriate global or contextual error structure,
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* then forward the error message down the parser or generic
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* error callback handler
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*/
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void XMLCDECL
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__xmlRaiseError(xmlStructuredErrorFunc schannel,
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xmlGenericErrorFunc channel, void *data, void *ctx,
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void *nod, int domain, int code, xmlErrorLevel level,
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const char *file, int line, const char *str1,
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const char *str2, const char *str3, int int1, int col,
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const char *msg, ...)
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{
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xmlParserCtxtPtr ctxt = NULL;
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xmlNodePtr node = (xmlNodePtr) nod;
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char *str = NULL;
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xmlParserInputPtr input = NULL;
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xmlErrorPtr to = &xmlLastError;
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xmlNodePtr baseptr = NULL;
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if (code == XML_ERR_OK)
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return;
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if ((xmlGetWarningsDefaultValue == 0) && (level == XML_ERR_WARNING))
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return;
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if ((domain == XML_FROM_PARSER) || (domain == XML_FROM_HTML) ||
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(domain == XML_FROM_DTD) || (domain == XML_FROM_NAMESPACE) ||
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(domain == XML_FROM_IO) || (domain == XML_FROM_VALID)) {
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ctxt = (xmlParserCtxtPtr) ctx;
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if ((schannel == NULL) && (ctxt != NULL) && (ctxt->sax != NULL) &&
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(ctxt->sax->initialized == XML_SAX2_MAGIC) &&
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(ctxt->sax->serror != NULL)) {
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schannel = ctxt->sax->serror;
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data = ctxt->userData;
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}
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}
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/*
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* Check if structured error handler set
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*/
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if (schannel == NULL) {
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schannel = xmlStructuredError;
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/*
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* if user has defined handler, change data ptr to user's choice
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*/
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if (schannel != NULL)
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data = xmlStructuredErrorContext;
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}
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/*
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* Formatting the message
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*/
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if (msg == NULL) {
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str = (char *) xmlStrdup(BAD_CAST "No error message provided");
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} else {
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XML_GET_VAR_STR(msg, str);
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}
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|
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/*
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* specific processing if a parser context is provided
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*/
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if (ctxt != NULL) {
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if (file == NULL) {
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input = ctxt->input;
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if ((input != NULL) && (input->filename == NULL) &&
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(ctxt->inputNr > 1)) {
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input = ctxt->inputTab[ctxt->inputNr - 2];
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}
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if (input != NULL) {
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file = input->filename;
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line = input->line;
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col = input->col;
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}
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}
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to = &ctxt->lastError;
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} else if ((node != NULL) && (file == NULL)) {
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int i;
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if ((node->doc != NULL) && (node->doc->URL != NULL)) {
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baseptr = node;
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/* file = (const char *) node->doc->URL; */
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}
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for (i = 0;
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((i < 10) && (node != NULL) && (node->type != XML_ELEMENT_NODE));
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i++)
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node = node->parent;
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if ((baseptr == NULL) && (node != NULL) &&
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(node->doc != NULL) && (node->doc->URL != NULL))
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baseptr = node;
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if ((node != NULL) && (node->type == XML_ELEMENT_NODE))
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line = node->line;
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if ((line == 0) || (line == 65535))
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line = xmlGetLineNo(node);
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}
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/*
|
|
* Save the information about the error
|
|
*/
|
|
xmlResetError(to);
|
|
to->domain = domain;
|
|
to->code = code;
|
|
to->message = str;
|
|
to->level = level;
|
|
if (file != NULL)
|
|
to->file = (char *) xmlStrdup((const xmlChar *) file);
|
|
else if (baseptr != NULL) {
|
|
#ifdef LIBXML_XINCLUDE_ENABLED
|
|
/*
|
|
* We check if the error is within an XInclude section and,
|
|
* if so, attempt to print out the href of the XInclude instead
|
|
* of the usual "base" (doc->URL) for the node (bug 152623).
|
|
*/
|
|
xmlNodePtr prev = baseptr;
|
|
char *href = NULL;
|
|
int inclcount = 0;
|
|
while (prev != NULL) {
|
|
if (prev->prev == NULL)
|
|
prev = prev->parent;
|
|
else {
|
|
prev = prev->prev;
|
|
if (prev->type == XML_XINCLUDE_START) {
|
|
if (inclcount > 0) {
|
|
--inclcount;
|
|
} else {
|
|
href = (char *) xmlGetProp(prev, BAD_CAST "href");
|
|
if (href != NULL)
|
|
break;
|
|
}
|
|
} else if (prev->type == XML_XINCLUDE_END)
|
|
inclcount++;
|
|
}
|
|
}
|
|
if (href != NULL)
|
|
to->file = href;
|
|
else
|
|
#endif
|
|
to->file = (char *) xmlStrdup(baseptr->doc->URL);
|
|
if ((to->file == NULL) && (node != NULL) && (node->doc != NULL)) {
|
|
to->file = (char *) xmlStrdup(node->doc->URL);
|
|
}
|
|
}
|
|
to->line = line;
|
|
if (str1 != NULL)
|
|
to->str1 = (char *) xmlStrdup((const xmlChar *) str1);
|
|
if (str2 != NULL)
|
|
to->str2 = (char *) xmlStrdup((const xmlChar *) str2);
|
|
if (str3 != NULL)
|
|
to->str3 = (char *) xmlStrdup((const xmlChar *) str3);
|
|
to->int1 = int1;
|
|
to->int2 = col;
|
|
to->node = node;
|
|
to->ctxt = ctx;
|
|
|
|
if (to != &xmlLastError)
|
|
xmlCopyError(to,&xmlLastError);
|
|
|
|
if (schannel != NULL) {
|
|
schannel(data, to);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Find the callback channel if channel param is NULL
|
|
*/
|
|
if ((ctxt != NULL) && (channel == NULL) &&
|
|
(xmlStructuredError == NULL) && (ctxt->sax != NULL)) {
|
|
if (level == XML_ERR_WARNING)
|
|
channel = ctxt->sax->warning;
|
|
else
|
|
channel = ctxt->sax->error;
|
|
data = ctxt->userData;
|
|
} else if (channel == NULL) {
|
|
channel = xmlGenericError;
|
|
if (ctxt != NULL) {
|
|
data = ctxt;
|
|
} else {
|
|
data = xmlGenericErrorContext;
|
|
}
|
|
}
|
|
if (channel == NULL)
|
|
return;
|
|
|
|
if ((channel == xmlParserError) ||
|
|
(channel == xmlParserWarning) ||
|
|
(channel == xmlParserValidityError) ||
|
|
(channel == xmlParserValidityWarning))
|
|
xmlReportError(to, ctxt, str, NULL, NULL);
|
|
else if (((void(*)(void)) channel == (void(*)(void)) fprintf) ||
|
|
(channel == xmlGenericErrorDefaultFunc))
|
|
xmlReportError(to, ctxt, str, channel, data);
|
|
else
|
|
channel(data, "%s", str);
|
|
}
|
|
|
|
/**
|
|
* __xmlSimpleError:
|
|
* @domain: where the error comes from
|
|
* @code: the error code
|
|
* @node: the context node
|
|
* @extra: extra information
|
|
*
|
|
* Handle an out of memory condition
|
|
*/
|
|
void
|
|
__xmlSimpleError(int domain, int code, xmlNodePtr node,
|
|
const char *msg, const char *extra)
|
|
{
|
|
|
|
if (code == XML_ERR_NO_MEMORY) {
|
|
if (extra)
|
|
__xmlRaiseError(NULL, NULL, NULL, NULL, node, domain,
|
|
XML_ERR_NO_MEMORY, XML_ERR_FATAL, NULL, 0, extra,
|
|
NULL, NULL, 0, 0,
|
|
"Memory allocation failed : %s\n", extra);
|
|
else
|
|
__xmlRaiseError(NULL, NULL, NULL, NULL, node, domain,
|
|
XML_ERR_NO_MEMORY, XML_ERR_FATAL, NULL, 0, NULL,
|
|
NULL, NULL, 0, 0, "Memory allocation failed\n");
|
|
} else {
|
|
__xmlRaiseError(NULL, NULL, NULL, NULL, node, domain,
|
|
code, XML_ERR_ERROR, NULL, 0, extra,
|
|
NULL, NULL, 0, 0, msg, extra);
|
|
}
|
|
}
|
|
/**
|
|
* xmlParserError:
|
|
* @ctx: an XML parser context
|
|
* @msg: the message to display/transmit
|
|
* @...: extra parameters for the message display
|
|
*
|
|
* Display and format an error messages, gives file, line, position and
|
|
* extra parameters.
|
|
*/
|
|
void XMLCDECL
|
|
xmlParserError(void *ctx, const char *msg, ...)
|
|
{
|
|
xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
|
|
xmlParserInputPtr input = NULL;
|
|
xmlParserInputPtr cur = NULL;
|
|
char * str;
|
|
|
|
if (ctxt != NULL) {
|
|
input = ctxt->input;
|
|
if ((input != NULL) && (input->filename == NULL) &&
|
|
(ctxt->inputNr > 1)) {
|
|
cur = input;
|
|
input = ctxt->inputTab[ctxt->inputNr - 2];
|
|
}
|
|
xmlParserPrintFileInfo(input);
|
|
}
|
|
|
|
xmlGenericError(xmlGenericErrorContext, "error: ");
|
|
XML_GET_VAR_STR(msg, str);
|
|
xmlGenericError(xmlGenericErrorContext, "%s", str);
|
|
if (str != NULL)
|
|
xmlFree(str);
|
|
|
|
if (ctxt != NULL) {
|
|
xmlParserPrintFileContext(input);
|
|
if (cur != NULL) {
|
|
xmlParserPrintFileInfo(cur);
|
|
xmlGenericError(xmlGenericErrorContext, "\n");
|
|
xmlParserPrintFileContext(cur);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlParserWarning:
|
|
* @ctx: an XML parser context
|
|
* @msg: the message to display/transmit
|
|
* @...: extra parameters for the message display
|
|
*
|
|
* Display and format a warning messages, gives file, line, position and
|
|
* extra parameters.
|
|
*/
|
|
void XMLCDECL
|
|
xmlParserWarning(void *ctx, const char *msg, ...)
|
|
{
|
|
xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
|
|
xmlParserInputPtr input = NULL;
|
|
xmlParserInputPtr cur = NULL;
|
|
char * str;
|
|
|
|
if (ctxt != NULL) {
|
|
input = ctxt->input;
|
|
if ((input != NULL) && (input->filename == NULL) &&
|
|
(ctxt->inputNr > 1)) {
|
|
cur = input;
|
|
input = ctxt->inputTab[ctxt->inputNr - 2];
|
|
}
|
|
xmlParserPrintFileInfo(input);
|
|
}
|
|
|
|
xmlGenericError(xmlGenericErrorContext, "warning: ");
|
|
XML_GET_VAR_STR(msg, str);
|
|
xmlGenericError(xmlGenericErrorContext, "%s", str);
|
|
if (str != NULL)
|
|
xmlFree(str);
|
|
|
|
if (ctxt != NULL) {
|
|
xmlParserPrintFileContext(input);
|
|
if (cur != NULL) {
|
|
xmlParserPrintFileInfo(cur);
|
|
xmlGenericError(xmlGenericErrorContext, "\n");
|
|
xmlParserPrintFileContext(cur);
|
|
}
|
|
}
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Handling of validation errors *
|
|
* *
|
|
************************************************************************/
|
|
|
|
/**
|
|
* xmlParserValidityError:
|
|
* @ctx: an XML parser context
|
|
* @msg: the message to display/transmit
|
|
* @...: extra parameters for the message display
|
|
*
|
|
* Display and format an validity error messages, gives file,
|
|
* line, position and extra parameters.
|
|
*/
|
|
void XMLCDECL
|
|
xmlParserValidityError(void *ctx, const char *msg, ...)
|
|
{
|
|
xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
|
|
xmlParserInputPtr input = NULL;
|
|
char * str;
|
|
int len = xmlStrlen((const xmlChar *) msg);
|
|
static int had_info = 0;
|
|
|
|
if ((len > 1) && (msg[len - 2] != ':')) {
|
|
if (ctxt != NULL) {
|
|
input = ctxt->input;
|
|
if ((input->filename == NULL) && (ctxt->inputNr > 1))
|
|
input = ctxt->inputTab[ctxt->inputNr - 2];
|
|
|
|
if (had_info == 0) {
|
|
xmlParserPrintFileInfo(input);
|
|
}
|
|
}
|
|
xmlGenericError(xmlGenericErrorContext, "validity error: ");
|
|
had_info = 0;
|
|
} else {
|
|
had_info = 1;
|
|
}
|
|
|
|
XML_GET_VAR_STR(msg, str);
|
|
xmlGenericError(xmlGenericErrorContext, "%s", str);
|
|
if (str != NULL)
|
|
xmlFree(str);
|
|
|
|
if ((ctxt != NULL) && (input != NULL)) {
|
|
xmlParserPrintFileContext(input);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlParserValidityWarning:
|
|
* @ctx: an XML parser context
|
|
* @msg: the message to display/transmit
|
|
* @...: extra parameters for the message display
|
|
*
|
|
* Display and format a validity warning messages, gives file, line,
|
|
* position and extra parameters.
|
|
*/
|
|
void XMLCDECL
|
|
xmlParserValidityWarning(void *ctx, const char *msg, ...)
|
|
{
|
|
xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
|
|
xmlParserInputPtr input = NULL;
|
|
char * str;
|
|
int len = xmlStrlen((const xmlChar *) msg);
|
|
|
|
if ((ctxt != NULL) && (len != 0) && (msg[len - 1] != ':')) {
|
|
input = ctxt->input;
|
|
if ((input->filename == NULL) && (ctxt->inputNr > 1))
|
|
input = ctxt->inputTab[ctxt->inputNr - 2];
|
|
|
|
xmlParserPrintFileInfo(input);
|
|
}
|
|
|
|
xmlGenericError(xmlGenericErrorContext, "validity warning: ");
|
|
XML_GET_VAR_STR(msg, str);
|
|
xmlGenericError(xmlGenericErrorContext, "%s", str);
|
|
if (str != NULL)
|
|
xmlFree(str);
|
|
|
|
if (ctxt != NULL) {
|
|
xmlParserPrintFileContext(input);
|
|
}
|
|
}
|
|
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Extended Error Handling *
|
|
* *
|
|
************************************************************************/
|
|
|
|
/**
|
|
* xmlGetLastError:
|
|
*
|
|
* Get the last global error registered. This is per thread if compiled
|
|
* with thread support.
|
|
*
|
|
* Returns NULL if no error occurred or a pointer to the error
|
|
*/
|
|
xmlErrorPtr
|
|
xmlGetLastError(void)
|
|
{
|
|
if (xmlLastError.code == XML_ERR_OK)
|
|
return (NULL);
|
|
return (&xmlLastError);
|
|
}
|
|
|
|
/**
|
|
* xmlResetError:
|
|
* @err: pointer to the error.
|
|
*
|
|
* Cleanup the error.
|
|
*/
|
|
void
|
|
xmlResetError(xmlErrorPtr err)
|
|
{
|
|
if (err == NULL)
|
|
return;
|
|
if (err->code == XML_ERR_OK)
|
|
return;
|
|
if (err->message != NULL)
|
|
xmlFree(err->message);
|
|
if (err->file != NULL)
|
|
xmlFree(err->file);
|
|
if (err->str1 != NULL)
|
|
xmlFree(err->str1);
|
|
if (err->str2 != NULL)
|
|
xmlFree(err->str2);
|
|
if (err->str3 != NULL)
|
|
xmlFree(err->str3);
|
|
memset(err, 0, sizeof(xmlError));
|
|
err->code = XML_ERR_OK;
|
|
}
|
|
|
|
/**
|
|
* xmlResetLastError:
|
|
*
|
|
* Cleanup the last global error registered. For parsing error
|
|
* this does not change the well-formedness result.
|
|
*/
|
|
void
|
|
xmlResetLastError(void)
|
|
{
|
|
if (xmlLastError.code == XML_ERR_OK)
|
|
return;
|
|
xmlResetError(&xmlLastError);
|
|
}
|
|
|
|
/**
|
|
* xmlCtxtGetLastError:
|
|
* @ctx: an XML parser context
|
|
*
|
|
* Get the last parsing error registered.
|
|
*
|
|
* Returns NULL if no error occurred or a pointer to the error
|
|
*/
|
|
xmlErrorPtr
|
|
xmlCtxtGetLastError(void *ctx)
|
|
{
|
|
xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
|
|
|
|
if (ctxt == NULL)
|
|
return (NULL);
|
|
if (ctxt->lastError.code == XML_ERR_OK)
|
|
return (NULL);
|
|
return (&ctxt->lastError);
|
|
}
|
|
|
|
/**
|
|
* xmlCtxtResetLastError:
|
|
* @ctx: an XML parser context
|
|
*
|
|
* Cleanup the last global error registered. For parsing error
|
|
* this does not change the well-formedness result.
|
|
*/
|
|
void
|
|
xmlCtxtResetLastError(void *ctx)
|
|
{
|
|
xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
|
|
|
|
if (ctxt == NULL)
|
|
return;
|
|
ctxt->errNo = XML_ERR_OK;
|
|
if (ctxt->lastError.code == XML_ERR_OK)
|
|
return;
|
|
xmlResetError(&ctxt->lastError);
|
|
}
|
|
|
|
/**
|
|
* xmlCopyError:
|
|
* @from: a source error
|
|
* @to: a target error
|
|
*
|
|
* Save the original error to the new place.
|
|
*
|
|
* Returns 0 in case of success and -1 in case of error.
|
|
*/
|
|
int
|
|
xmlCopyError(xmlErrorPtr from, xmlErrorPtr to) {
|
|
char *message, *file, *str1, *str2, *str3;
|
|
|
|
if ((from == NULL) || (to == NULL))
|
|
return(-1);
|
|
|
|
message = (char *) xmlStrdup((xmlChar *) from->message);
|
|
file = (char *) xmlStrdup ((xmlChar *) from->file);
|
|
str1 = (char *) xmlStrdup ((xmlChar *) from->str1);
|
|
str2 = (char *) xmlStrdup ((xmlChar *) from->str2);
|
|
str3 = (char *) xmlStrdup ((xmlChar *) from->str3);
|
|
|
|
if (to->message != NULL)
|
|
xmlFree(to->message);
|
|
if (to->file != NULL)
|
|
xmlFree(to->file);
|
|
if (to->str1 != NULL)
|
|
xmlFree(to->str1);
|
|
if (to->str2 != NULL)
|
|
xmlFree(to->str2);
|
|
if (to->str3 != NULL)
|
|
xmlFree(to->str3);
|
|
to->domain = from->domain;
|
|
to->code = from->code;
|
|
to->level = from->level;
|
|
to->line = from->line;
|
|
to->node = from->node;
|
|
to->int1 = from->int1;
|
|
to->int2 = from->int2;
|
|
to->node = from->node;
|
|
to->ctxt = from->ctxt;
|
|
to->message = message;
|
|
to->file = file;
|
|
to->str1 = str1;
|
|
to->str2 = str2;
|
|
to->str3 = str3;
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define bottom_error
|
|
#include "elfgcchack.h"
|