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cmXml.c : Fixed bugs with _cmXmlNodeHasChild().

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This commit is contained in:
kevin 2016-03-10 17:50:16 -05:00
parent cbf7a4d53f
commit 6af0e22986
1 changed files with 91 additions and 1 deletions
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92
cmXml.c
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@ -1021,6 +1021,52 @@ unsigned _cmXmlLabelCount( const cmChar_t* firstLabel, va_list vl )
return n;
}
const cmXmlNode_t* _cmXmlNodeHasChildR( const cmXmlNode_t* np, unsigned argIdx, const cmChar_t**argV, unsigned argN, const cmChar_t* attrLabel, const cmChar_t* valueStr)
{
if( argIdx == argN )
return NULL;
const cmXmlNode_t* cnp = np->children;
for(; cnp!=NULL; cnp=cnp->sibling)
if( cmTextCmp(cnp->label,argV[argIdx]) == 0 )
{
const cmXmlNode_t* tnp = _cmXmlNodeHasChildR(cnp,argIdx+1,argV,argN,attrLabel,valueStr);
if( attrLabel != NULL )
{
const cmXmlAttr_t* a;
if((a = cmXmlFindAttrib(np,attrLabel)) == NULL )
continue;
if( valueStr != NULL )
{
if( cmTextCmp(a->value,valueStr) != 0 )
continue;
}
}
if( tnp != NULL )
return tnp;
}
return NULL;
}
const cmXmlNode_t* _cmXmlNodeHasChildV( const cmXmlNode_t* np, const cmChar_t* label, va_list vl, unsigned argN, const cmChar_t* attrLabel, const cmChar_t* valueStr )
{
unsigned i;
const cmChar_t* argV[ argN+1 ];
argV[0] = label;
for(i=1; i<argN+1; ++i)
argV[i] = va_arg(vl,const cmChar_t*);
return _cmXmlNodeHasChildR(np,0,argV,argN,attrLabel,valueStr);
}
/*
const cmXmlNode_t* _cmXmlNodeHasChildV( const cmXmlNode_t* np, const cmChar_t* label, va_list vl, unsigned argN )
{
unsigned i;
@ -1045,10 +1091,11 @@ const cmXmlNode_t* _cmXmlNodeHasChildV( const cmXmlNode_t* np, const cmChar_t*
return np;
}
*/
bool cmXmlNodeHasChildV( const cmXmlNode_t* np, const cmChar_t* label, va_list vl )
{
return _cmXmlNodeHasChildV(np,label,vl,_cmXmlLabelCount(label,vl))!=NULL;
return _cmXmlNodeHasChildV(np,label,vl,_cmXmlLabelCount(label,vl),NULL,NULL)!=NULL;
}
bool cmXmlNodeHasChild( const cmXmlNode_t* np, const cmChar_t* label, ... )
@ -1060,6 +1107,7 @@ bool cmXmlNodeHasChild( const cmXmlNode_t* np, const cmChar_t* label, ... )
return fl;
}
/*
bool _cmXmlNodeHasChildWithAttrAndValueV( const cmXmlNode_t* np, const cmChar_t* label, va_list vl0, bool valueFl )
{
unsigned argN = _cmXmlLabelCount(label,vl0);
@ -1105,6 +1153,48 @@ bool _cmXmlNodeHasChildWithAttrAndValueV( const cmXmlNode_t* np, const cmChar
return true;
}
*/
bool _cmXmlNodeHasChildWithAttrAndValueV( const cmXmlNode_t* np, const cmChar_t* label, va_list vl0, bool valueFl )
{
unsigned argN = _cmXmlLabelCount(label,vl0);
unsigned n = valueFl ? 2 : 1;
const cmChar_t* attrLabel = NULL;
const cmChar_t* valueStr = NULL;
const cmXmlNode_t* cnp = NULL;
va_list vl1;
unsigned i;
va_copy(vl1,vl0);
assert( argN > n-1 ); // an attribute label must be given.
if( argN <= n-1 )
goto errLabel;
argN -= n;
// advance vl0 to the attribute label
for(i=1; i<argN; ++i)
{
attrLabel = va_arg(vl0,const cmChar_t*);
assert( attrLabel != NULL );
}
// get the attr label
attrLabel = va_arg(vl0,const cmChar_t*);
if( valueFl )
valueStr = va_arg(vl0,const cmChar_t*);
cnp = _cmXmlNodeHasChildV(np,label,vl1,argN,attrLabel,valueStr);
errLabel:
va_end(vl1);
return cnp != NULL;
}
bool cmXmlNodeHasChildWithAttrAndValueV( const cmXmlNode_t* np, const cmChar_t* label, va_list vl )
{ return _cmXmlNodeHasChildWithAttrAndValueV(np,label,vl,true); }