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path: root/fontconfig/src/fccfg.c
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Diffstat (limited to 'fontconfig/src/fccfg.c')
-rw-r--r--fontconfig/src/fccfg.c102
1 files changed, 67 insertions, 35 deletions
diff --git a/fontconfig/src/fccfg.c b/fontconfig/src/fccfg.c
index 7ea94b846..be738d53d 100644
--- a/fontconfig/src/fccfg.c
+++ b/fontconfig/src/fccfg.c
@@ -674,12 +674,21 @@ FcConfigAddRule (FcConfig *config,
num = 0;
for (r = rule; r; r = r->next)
{
- if (r->type == FcRuleTest)
+ switch (r->type)
{
+ case FcRuleTest:
if (r->u.test &&
r->u.test->kind == FcMatchDefault)
r->u.test->kind = kind;
- num++;
+ if (r->u.test->object > FC_MAX_BASE_OBJECT)
+ num++;
+ break;
+ case FcRuleEdit:
+ if (r->u.edit->object > FC_MAX_BASE_OBJECT)
+ num++;
+ break;
+ default:
+ break;
}
}
if (config->maxObjects < num)
@@ -1486,11 +1495,15 @@ FcConfigSubstituteWithPat (FcConfig *config,
FcValue v;
FcSubst *s;
FcRule *r;
- FcValueList *l, *value = NULL;
+ FcValueList *l, **value = NULL;
FcPattern *m;
FcStrSet *strs;
- FcPatternElt *elt = NULL;
FcObject object = FC_INVALID_OBJECT;
+ FcPatternElt **elt = NULL;
+ int i, nobjs;
+ FcBool retval = FcTrue;
+
+#define FC_OBJ_ID(_n_) ((_n_) > FC_MAX_BASE_OBJECT ? ((_n_) - FC_EXT_OBJ_INDEX) : (_n_))
if (!config)
{
@@ -1535,6 +1548,20 @@ FcConfigSubstituteWithPat (FcConfig *config,
return FcFalse;
}
+ nobjs = FC_MAX_BASE_OBJECT + config->maxObjects + 2;
+ value = (FcValueList **) malloc (SIZEOF_VOID_P * nobjs);
+ if (!value)
+ {
+ retval = FcFalse;
+ goto bail1;
+ }
+ elt = (FcPatternElt **) malloc (SIZEOF_VOID_P * nobjs);
+ if (!elt)
+ {
+ retval = FcFalse;
+ goto bail1;
+ }
+
if (FcDebug () & FC_DBG_EDIT)
{
printf ("FcConfigSubstitute ");
@@ -1543,6 +1570,11 @@ FcConfigSubstituteWithPat (FcConfig *config,
for (; s; s = s->next)
{
r = s->rule;
+ for (i = 0; i < nobjs; i++)
+ {
+ elt[i] = NULL;
+ value[i] = NULL;
+ }
for (; r; r = r->next)
{
switch (r->type) {
@@ -1550,6 +1582,7 @@ FcConfigSubstituteWithPat (FcConfig *config,
/* shouldn't be reached */
break;
case FcRuleTest:
+ object = FC_OBJ_ID (r->u.test->object);
/*
* Check the tests to see if
* they all match the pattern
@@ -1564,18 +1597,16 @@ FcConfigSubstituteWithPat (FcConfig *config,
else
m = p;
if (m)
- elt = FcPatternObjectFindElt (m, r->u.test->object);
- else
- elt = NULL;
+ elt[object] = FcPatternObjectFindElt (m, r->u.test->object);
/*
* If there's no such field in the font,
* then FcQualAll matches while FcQualAny does not
*/
- if (!elt)
+ if (!elt[object])
{
if (r->u.test->qual == FcQualAll)
{
- value = NULL;
+ value[object] = NULL;
continue;
}
else
@@ -1589,18 +1620,18 @@ FcConfigSubstituteWithPat (FcConfig *config,
* Check to see if there is a match, mark the location
* to apply match-relative edits
*/
- value = FcConfigMatchValueList (m, p_pat, kind, r->u.test, elt->values);
- if (!value ||
- (r->u.test->qual == FcQualFirst && value != elt->values) ||
- (r->u.test->qual == FcQualNotFirst && value == elt->values))
+ value[object] = FcConfigMatchValueList (m, p_pat, kind, r->u.test, elt[object]->values);
+ if (!value[object] ||
+ (r->u.test->qual == FcQualFirst && value[object] != elt[object]->values) ||
+ (r->u.test->qual == FcQualNotFirst && value[object] == elt[object]->values))
{
if (FcDebug () & FC_DBG_EDIT)
printf ("No match\n");
goto bail;
}
- object = r->u.test->object;
break;
case FcRuleEdit:
+ object = FC_OBJ_ID (r->u.edit->object);
if (FcDebug () & FC_DBG_EDIT)
{
printf ("Substitute ");
@@ -1611,13 +1642,6 @@ FcConfigSubstituteWithPat (FcConfig *config,
* Evaluate the list of expressions
*/
l = FcConfigValues (p, p_pat,kind, r->u.edit->expr, r->u.edit->binding);
- /*
- * Locate any test associated with this field, skipping
- * tests associated with the pattern when substituting in
- * the font
- */
- if (object != r->u.edit->object)
- value = NULL;
switch (FC_OP_GET_OP (r->u.edit->op)) {
case FcOpAssign:
@@ -1625,25 +1649,25 @@ FcConfigSubstituteWithPat (FcConfig *config,
* If there was a test, then replace the matched
* value with the new list of values
*/
- if (value)
+ if (value[object])
{
- FcValueList *thisValue = value;
- FcValueList *nextValue = thisValue;
+ FcValueList *thisValue = value[object];
+ FcValueList *nextValue = l;
/*
* Append the new list of values after the current value
*/
- FcConfigAdd (&elt->values, thisValue, FcTrue, l, r->u.edit->object);
+ FcConfigAdd (&elt[object]->values, thisValue, FcTrue, l, r->u.edit->object);
/*
* Delete the marked value
*/
if (thisValue)
- FcConfigDel (&elt->values, thisValue);
+ FcConfigDel (&elt[object]->values, thisValue);
/*
* Adjust a pointer into the value list to ensure
* future edits occur at the same place
*/
- value = nextValue;
+ value[object] = nextValue;
break;
}
/* fall through ... */
@@ -1658,12 +1682,12 @@ FcConfigSubstituteWithPat (FcConfig *config,
* Adjust a pointer into the value list as they no
* longer point to anything valid
*/
- value = NULL;
+ value[object] = NULL;
break;
case FcOpPrepend:
- if (value)
+ if (value[object])
{
- FcConfigAdd (&elt->values, value, FcFalse, l, r->u.edit->object);
+ FcConfigAdd (&elt[object]->values, value[object], FcFalse, l, r->u.edit->object);
break;
}
/* fall through ... */
@@ -1671,9 +1695,9 @@ FcConfigSubstituteWithPat (FcConfig *config,
FcConfigPatternAdd (p, r->u.edit->object, l, FcFalse);
break;
case FcOpAppend:
- if (value)
+ if (value[object])
{
- FcConfigAdd (&elt->values, value, FcTrue, l, r->u.edit->object);
+ FcConfigAdd (&elt[object]->values, value[object], FcTrue, l, r->u.edit->object);
break;
}
/* fall through ... */
@@ -1681,9 +1705,9 @@ FcConfigSubstituteWithPat (FcConfig *config,
FcConfigPatternAdd (p, r->u.edit->object, l, FcTrue);
break;
case FcOpDelete:
- if (value)
+ if (value[object])
{
- FcConfigDel (&elt->values, value);
+ FcConfigDel (&elt[object]->values, value[object]);
break;
}
/* fall through ... */
@@ -1715,7 +1739,15 @@ FcConfigSubstituteWithPat (FcConfig *config,
printf ("FcConfigSubstitute done");
FcPatternPrint (p);
}
- return FcTrue;
+bail1:
+ if (elt)
+ free (elt);
+ if (value)
+ free (value);
+
+#undef FC_OBJ_ID
+
+ return retval;
}
FcBool
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 11:26:32 +0000