/*
- * $XFree86: $
+ * fontconfig/src/fcxml.c
*
- * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc.
+ * Copyright © 2002 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
-#include <stdarg.h>
#include "fcint.h"
+#include <fcntl.h>
+#include <stdarg.h>
+#include <dirent.h>
-static xmlParserInputPtr
-FcEntityLoader (const char *url, const char *id, xmlParserCtxtPtr ctxt)
-{
- xmlParserInputPtr ret;
- FcChar8 *file;
+#ifdef ENABLE_LIBXML2
- file = FcConfigFilename ((FcChar8 *) url);
- if (!file)
- return 0;
- ret = xmlNewInputFromFile (ctxt, (char *) file);
- free (file);
- return ret;
-}
+#include <libxml/parser.h>
-xmlDocPtr
-FcConfigLoad (const FcChar8 *file)
-{
- xmlDocPtr doc;
- xmlExternalEntityLoader previous;
+#define XML_Char xmlChar
+#define XML_Parser xmlParserCtxtPtr
+#define XML_ParserFree xmlFreeParserCtxt
+#define XML_GetCurrentLineNumber xmlSAX2GetLineNumber
+#define XML_GetErrorCode xmlCtxtGetLastError
+#define XML_ErrorString(Error) (Error)->message
- previous = xmlGetExternalEntityLoader ();
- xmlSetExternalEntityLoader (FcEntityLoader);
- doc = xmlParseFile ((char *) file);
- xmlSetExternalEntityLoader (previous);
- return doc;
-}
+#else /* ENABLE_LIBXML2 */
-#if 0
-int
-FcConfigSave (char *file, xmlDocPtr doc)
-{
-}
+#ifndef HAVE_XMLPARSE_H
+#define HAVE_XMLPARSE_H 0
#endif
-FcTest *
-FcTestCreate (FcQual qual, const char *field, FcOp compare, FcExpr *expr)
-{
- FcTest *test = (FcTest *) malloc (sizeof (FcTest));;
+#if HAVE_XMLPARSE_H
+#include <xmlparse.h>
+#else
+#include <expat.h>
+#endif
- if (test)
- {
- test->next = 0;
- test->qual = qual;
- test->field = (char *) FcStrCopy ((FcChar8 *) field);
- test->op = compare;
- test->expr = expr;
- }
- return test;
-}
+#endif /* ENABLE_LIBXML2 */
+
+#ifdef _WIN32
+#define _WIN32_WINNT 0x0500
+#define STRICT
+#include <windows.h>
+#undef STRICT
+#include <mbstring.h>
+#endif
+
+static void
+FcExprDestroy (FcExpr *e);
void
FcTestDestroy (FcTest *test)
if (test->next)
FcTestDestroy (test->next);
FcExprDestroy (test->expr);
- FcStrFree ((FcChar8 *) test->field);
+ FcMemFree (FC_MEM_TEST, sizeof (FcTest));
free (test);
}
-FcExpr *
-FcExprCreateInteger (int i)
+static FcExpr *
+FcExprCreateInteger (FcConfig *config, int i)
{
- FcExpr *e = (FcExpr *) malloc (sizeof (FcExpr));
-
+ FcExpr *e = FcConfigAllocExpr (config);
if (e)
{
e->op = FcOpInteger;
return e;
}
-FcExpr *
-FcExprCreateDouble (double d)
+static FcExpr *
+FcExprCreateDouble (FcConfig *config, double d)
{
- FcExpr *e = (FcExpr *) malloc (sizeof (FcExpr));
-
+ FcExpr *e = FcConfigAllocExpr (config);
if (e)
{
e->op = FcOpDouble;
return e;
}
-FcExpr *
-FcExprCreateString (const FcChar8 *s)
+static FcExpr *
+FcExprCreateString (FcConfig *config, const FcChar8 *s)
{
- FcExpr *e = (FcExpr *) malloc (sizeof (FcExpr));
-
+ FcExpr *e = FcConfigAllocExpr (config);
if (e)
{
e->op = FcOpString;
- e->u.sval = FcStrCopy (s);
+ e->u.sval = FcStrStaticName (s);
}
return e;
}
-FcExpr *
-FcExprCreateMatrix (const FcMatrix *m)
+static FcExpr *
+FcExprCreateMatrix (FcConfig *config, const FcMatrix *m)
{
- FcExpr *e = (FcExpr *) malloc (sizeof (FcExpr));
-
+ FcExpr *e = FcConfigAllocExpr (config);
if (e)
{
e->op = FcOpMatrix;
return e;
}
-FcExpr *
-FcExprCreateBool (FcBool b)
+static FcExpr *
+FcExprCreateBool (FcConfig *config, FcBool b)
{
- FcExpr *e = (FcExpr *) malloc (sizeof (FcExpr));
-
+ FcExpr *e = FcConfigAllocExpr (config);
if (e)
{
e->op = FcOpBool;
return e;
}
-FcExpr *
-FcExprCreateNil (void)
-{
- FcExpr *e = (FcExpr *) malloc (sizeof (FcExpr));
-
- if (e)
- {
- e->op = FcOpNil;
- }
- return e;
-}
-
-FcExpr *
-FcExprCreateField (const char *field)
+static FcExpr *
+FcExprCreateField (FcConfig *config, const char *field)
{
- FcExpr *e = (FcExpr *) malloc (sizeof (FcExpr));
-
+ FcExpr *e = FcConfigAllocExpr (config);
if (e)
{
e->op = FcOpField;
- e->u.field = (char *) FcStrCopy ((FcChar8 *) field);
+ e->u.object = FcObjectFromName (field);
}
return e;
}
-FcExpr *
-FcExprCreateConst (const FcChar8 *constant)
+static FcExpr *
+FcExprCreateConst (FcConfig *config, const FcChar8 *constant)
{
- FcExpr *e = (FcExpr *) malloc (sizeof (FcExpr));
-
+ FcExpr *e = FcConfigAllocExpr (config);
if (e)
{
e->op = FcOpConst;
- e->u.constant = FcStrCopy (constant);
+ e->u.constant = FcStrStaticName (constant);
}
return e;
}
-FcExpr *
-FcExprCreateOp (FcExpr *left, FcOp op, FcExpr *right)
+static FcExpr *
+FcExprCreateOp (FcConfig *config, FcExpr *left, FcOp op, FcExpr *right)
{
- FcExpr *e = (FcExpr *) malloc (sizeof (FcExpr));
-
+ FcExpr *e = FcConfigAllocExpr (config);
if (e)
{
e->op = op;
return e;
}
-void
+static void
FcExprDestroy (FcExpr *e)
{
+ if (!e)
+ return;
switch (e->op) {
case FcOpInteger:
break;
case FcOpDouble:
break;
case FcOpString:
- FcStrFree (e->u.sval);
break;
case FcOpMatrix:
FcMatrixFree (e->u.mval);
case FcOpBool:
break;
case FcOpField:
- FcStrFree ((FcChar8 *) e->u.field);
break;
case FcOpConst:
- FcStrFree (e->u.constant);
break;
case FcOpAssign:
case FcOpAssignReplace:
case FcOpOr:
case FcOpAnd:
case FcOpEqual:
- case FcOpContains:
case FcOpNotEqual:
case FcOpLess:
case FcOpLessEqual:
case FcOpMore:
case FcOpMoreEqual:
+ case FcOpContains:
+ case FcOpListing:
+ case FcOpNotContains:
case FcOpPlus:
case FcOpMinus:
case FcOpTimes:
FcExprDestroy (e->u.tree.right);
/* fall through */
case FcOpNot:
+ case FcOpFloor:
+ case FcOpCeil:
+ case FcOpRound:
+ case FcOpTrunc:
FcExprDestroy (e->u.tree.left);
break;
case FcOpNil:
case FcOpInvalid:
break;
}
- free (e);
-}
-FcEdit *
-FcEditCreate (const char *field, FcOp op, FcExpr *expr)
-{
- FcEdit *e = (FcEdit *) malloc (sizeof (FcEdit));
-
- if (e)
- {
- e->next = 0;
- e->field = field; /* already saved in grammar */
- e->op = op;
- e->expr = expr;
- }
- return e;
+ e->op = FcOpNil;
}
void
{
if (e->next)
FcEditDestroy (e->next);
- FcStrFree ((FcChar8 *) e->field);
if (e->expr)
FcExprDestroy (e->expr);
+ free (e);
}
-char *
-FcConfigSaveField (const char *field)
+typedef enum _FcElement {
+ FcElementNone,
+ FcElementFontconfig,
+ FcElementDir,
+ FcElementCacheDir,
+ FcElementCache,
+ FcElementInclude,
+ FcElementConfig,
+ FcElementMatch,
+ FcElementAlias,
+
+ FcElementBlank,
+ FcElementRescan,
+
+ FcElementPrefer,
+ FcElementAccept,
+ FcElementDefault,
+ FcElementFamily,
+
+ FcElementSelectfont,
+ FcElementAcceptfont,
+ FcElementRejectfont,
+ FcElementGlob,
+ FcElementPattern,
+ FcElementPatelt,
+
+ FcElementTest,
+ FcElementEdit,
+ FcElementInt,
+ FcElementDouble,
+ FcElementString,
+ FcElementMatrix,
+ FcElementBool,
+ FcElementCharset,
+ FcElementName,
+ FcElementConst,
+ FcElementOr,
+ FcElementAnd,
+ FcElementEq,
+ FcElementNotEq,
+ FcElementLess,
+ FcElementLessEq,
+ FcElementMore,
+ FcElementMoreEq,
+ FcElementContains,
+ FcElementNotContains,
+ FcElementPlus,
+ FcElementMinus,
+ FcElementTimes,
+ FcElementDivide,
+ FcElementNot,
+ FcElementIf,
+ FcElementFloor,
+ FcElementCeil,
+ FcElementRound,
+ FcElementTrunc,
+ FcElementUnknown
+} FcElement;
+
+static const struct {
+ const char name[16];
+ FcElement element;
+} fcElementMap[] = {
+ { "fontconfig", FcElementFontconfig },
+ { "dir", FcElementDir },
+ { "cachedir", FcElementCacheDir },
+ { "cache", FcElementCache },
+ { "include", FcElementInclude },
+ { "config", FcElementConfig },
+ { "match", FcElementMatch },
+ { "alias", FcElementAlias },
+
+ { "blank", FcElementBlank },
+ { "rescan", FcElementRescan },
+
+ { "prefer", FcElementPrefer },
+ { "accept", FcElementAccept },
+ { "default", FcElementDefault },
+ { "family", FcElementFamily },
+
+ { "selectfont", FcElementSelectfont },
+ { "acceptfont", FcElementAcceptfont },
+ { "rejectfont", FcElementRejectfont },
+ { "glob", FcElementGlob },
+ { "pattern", FcElementPattern },
+ { "patelt", FcElementPatelt },
+
+ { "test", FcElementTest },
+ { "edit", FcElementEdit },
+ { "int", FcElementInt },
+ { "double", FcElementDouble },
+ { "string", FcElementString },
+ { "matrix", FcElementMatrix },
+ { "bool", FcElementBool },
+ { "charset", FcElementCharset },
+ { "name", FcElementName },
+ { "const", FcElementConst },
+ { "or", FcElementOr },
+ { "and", FcElementAnd },
+ { "eq", FcElementEq },
+ { "not_eq", FcElementNotEq },
+ { "less", FcElementLess },
+ { "less_eq", FcElementLessEq },
+ { "more", FcElementMore },
+ { "more_eq", FcElementMoreEq },
+ { "contains", FcElementContains },
+ { "not_contains", FcElementNotContains },
+ { "plus", FcElementPlus },
+ { "minus", FcElementMinus },
+ { "times", FcElementTimes },
+ { "divide", FcElementDivide },
+ { "not", FcElementNot },
+ { "if", FcElementIf },
+ { "floor", FcElementFloor },
+ { "ceil", FcElementCeil },
+ { "round", FcElementRound },
+ { "trunc", FcElementTrunc },
+};
+#define NUM_ELEMENT_MAPS (int) (sizeof fcElementMap / sizeof fcElementMap[0])
+
+static FcElement
+FcElementMap (const XML_Char *name)
{
- return (char *) FcStrCopy ((FcChar8 *) field);
+
+ int i;
+ for (i = 0; i < NUM_ELEMENT_MAPS; i++)
+ if (!strcmp ((char *) name, fcElementMap[i].name))
+ return fcElementMap[i].element;
+ return FcElementUnknown;
}
+typedef struct _FcPStack {
+ struct _FcPStack *prev;
+ FcElement element;
+ FcChar8 **attr;
+ FcStrBuf str;
+ FcChar8 *attr_buf_static[16];
+} FcPStack;
+
+typedef enum _FcVStackTag {
+ FcVStackNone,
+
+ FcVStackString,
+ FcVStackFamily,
+ FcVStackField,
+ FcVStackConstant,
+ FcVStackGlob,
+ FcVStackPattern,
+
+ FcVStackPrefer,
+ FcVStackAccept,
+ FcVStackDefault,
+
+ FcVStackInteger,
+ FcVStackDouble,
+ FcVStackMatrix,
+ FcVStackBool,
+
+ FcVStackTest,
+ FcVStackExpr,
+ FcVStackEdit
+} FcVStackTag;
+
+typedef struct _FcVStack {
+ struct _FcVStack *prev;
+ FcPStack *pstack; /* related parse element */
+ FcVStackTag tag;
+ union {
+ FcChar8 *string;
+
+ int integer;
+ double _double;
+ FcMatrix *matrix;
+ FcBool bool_;
+
+ FcTest *test;
+ FcQual qual;
+ FcOp op;
+ FcExpr *expr;
+ FcEdit *edit;
+
+ FcPattern *pattern;
+ } u;
+} FcVStack;
+
+typedef struct _FcConfigParse {
+ FcPStack *pstack;
+ FcVStack *vstack;
+ FcBool error;
+ const FcChar8 *name;
+ FcConfig *config;
+ XML_Parser parser;
+ int pstack_static_used;
+ FcPStack pstack_static[8];
+ int vstack_static_used;
+ FcVStack vstack_static[64];
+} FcConfigParse;
+
+typedef enum _FcConfigSeverity {
+ FcSevereInfo, FcSevereWarning, FcSevereError
+} FcConfigSeverity;
+
static void
-FcConfigParseError (char *fmt, ...)
+FcConfigMessage (FcConfigParse *parse, FcConfigSeverity severe, const char *fmt, ...)
{
+ const char *s = "unknown";
va_list args;
va_start (args, fmt);
- fprintf (stderr, "font configuration error: ");
+
+ switch (severe) {
+ case FcSevereInfo: s = "info"; break;
+ case FcSevereWarning: s = "warning"; break;
+ case FcSevereError: s = "error"; break;
+ }
+ if (parse)
+ {
+ if (parse->name)
+ fprintf (stderr, "Fontconfig %s: \"%s\", line %d: ", s,
+ parse->name, (int)XML_GetCurrentLineNumber (parse->parser));
+ else
+ fprintf (stderr, "Fontconfig %s: line %d: ", s,
+ (int)XML_GetCurrentLineNumber (parse->parser));
+ if (severe >= FcSevereError)
+ parse->error = FcTrue;
+ }
+ else
+ fprintf (stderr, "Fontconfig %s: ", s);
vfprintf (stderr, fmt, args);
fprintf (stderr, "\n");
va_end (args);
}
-static xmlChar *
-FcConfigContent (xmlDocPtr doc,
- xmlNodePtr node)
+
+static const char *
+FcTypeName (FcType type)
{
- xmlChar *content;
-
- content = xmlNodeListGetString (doc, node->children, 1);
- if (!content)
+ switch (type) {
+ case FcTypeVoid:
+ return "void";
+ case FcTypeInteger:
+ case FcTypeDouble:
+ return "number";
+ case FcTypeString:
+ return "string";
+ case FcTypeBool:
+ return "bool";
+ case FcTypeMatrix:
+ return "matrix";
+ case FcTypeCharSet:
+ return "charset";
+ case FcTypeFTFace:
+ return "FT_Face";
+ case FcTypeLangSet:
+ return "langset";
+ default:
+ return "unknown";
+ }
+}
+
+static void
+FcTypecheckValue (FcConfigParse *parse, FcType value, FcType type)
+{
+ if (value == FcTypeInteger)
+ value = FcTypeDouble;
+ if (type == FcTypeInteger)
+ type = FcTypeDouble;
+ if (value != type)
{
- FcConfigParseError ("<%s> must have content",
- node->name);
- return FcFalse;
+ if ((value == FcTypeLangSet && type == FcTypeString) ||
+ (value == FcTypeString && type == FcTypeLangSet))
+ return;
+ if (type == (FcType) -1)
+ return;
+ FcConfigMessage (parse, FcSevereWarning, "saw %s, expected %s",
+ FcTypeName (value), FcTypeName (type));
}
- return content;
}
-static xmlChar *
-FcConfigAttr (xmlDocPtr doc,
- xmlAttrPtr attr)
+static void
+FcTypecheckExpr (FcConfigParse *parse, FcExpr *expr, FcType type)
{
- xmlChar *content;
+ const FcObjectType *o;
+ const FcConstant *c;
- content = xmlNodeListGetString (doc, attr->children, 1);
- if (!content)
+ /* If parsing the expression failed, some nodes may be NULL */
+ if (!expr)
+ return;
+
+ switch (expr->op) {
+ case FcOpInteger:
+ case FcOpDouble:
+ FcTypecheckValue (parse, FcTypeDouble, type);
+ break;
+ case FcOpString:
+ FcTypecheckValue (parse, FcTypeString, type);
+ break;
+ case FcOpMatrix:
+ FcTypecheckValue (parse, FcTypeMatrix, type);
+ break;
+ case FcOpBool:
+ FcTypecheckValue (parse, FcTypeBool, type);
+ break;
+ case FcOpCharSet:
+ FcTypecheckValue (parse, FcTypeCharSet, type);
+ break;
+ case FcOpNil:
+ break;
+ case FcOpField:
+ o = FcNameGetObjectType (FcObjectName (expr->u.object));
+ if (o)
+ FcTypecheckValue (parse, o->type, type);
+ break;
+ case FcOpConst:
+ c = FcNameGetConstant (expr->u.constant);
+ if (c)
+ {
+ o = FcNameGetObjectType (c->object);
+ if (o)
+ FcTypecheckValue (parse, o->type, type);
+ }
+ else
+ FcConfigMessage (parse, FcSevereWarning,
+ "invalid constant used : %s",
+ expr->u.constant);
+ break;
+ case FcOpQuest:
+ FcTypecheckExpr (parse, expr->u.tree.left, FcTypeBool);
+ FcTypecheckExpr (parse, expr->u.tree.right->u.tree.left, type);
+ FcTypecheckExpr (parse, expr->u.tree.right->u.tree.right, type);
+ break;
+ case FcOpAssign:
+ case FcOpAssignReplace:
+ break;
+ case FcOpEqual:
+ case FcOpNotEqual:
+ case FcOpLess:
+ case FcOpLessEqual:
+ case FcOpMore:
+ case FcOpMoreEqual:
+ case FcOpContains:
+ case FcOpNotContains:
+ case FcOpListing:
+ FcTypecheckValue (parse, FcTypeBool, type);
+ break;
+ case FcOpComma:
+ case FcOpOr:
+ case FcOpAnd:
+ case FcOpPlus:
+ case FcOpMinus:
+ case FcOpTimes:
+ case FcOpDivide:
+ FcTypecheckExpr (parse, expr->u.tree.left, type);
+ FcTypecheckExpr (parse, expr->u.tree.right, type);
+ break;
+ case FcOpNot:
+ FcTypecheckValue (parse, FcTypeBool, type);
+ FcTypecheckExpr (parse, expr->u.tree.left, FcTypeBool);
+ break;
+ case FcOpFloor:
+ case FcOpCeil:
+ case FcOpRound:
+ case FcOpTrunc:
+ FcTypecheckValue (parse, FcTypeDouble, type);
+ FcTypecheckExpr (parse, expr->u.tree.left, FcTypeDouble);
+ break;
+ default:
+ break;
+ }
+}
+
+static FcTest *
+FcTestCreate (FcConfigParse *parse,
+ FcMatchKind kind,
+ FcQual qual,
+ const FcChar8 *field,
+ FcOp compare,
+ FcExpr *expr)
+{
+ FcTest *test = (FcTest *) malloc (sizeof (FcTest));
+
+ if (test)
{
- FcConfigParseError ("attribute %s must have a value",
- attr->name);
- return FcFalse;
+ const FcObjectType *o;
+
+ FcMemAlloc (FC_MEM_TEST, sizeof (FcTest));
+ test->next = 0;
+ test->kind = kind;
+ test->qual = qual;
+ test->object = FcObjectFromName ((const char *) field);
+ test->op = compare;
+ test->expr = expr;
+ o = FcNameGetObjectType (FcObjectName (test->object));
+ if (o)
+ FcTypecheckExpr (parse, expr, o->type);
}
- return content;
+ return test;
}
-static struct {
- char *name;
- FcOp op;
-} fcOps[] = {
- { "int", FcOpInteger },
- { "double", FcOpDouble },
- { "string", FcOpString },
- { "matrix", FcOpMatrix },
- { "bool", FcOpBool },
- { "charset", FcOpCharSet },
- { "name", FcOpField },
- { "const", FcOpConst },
- { "field", FcOpField },
- { "if", FcOpQuest },
- { "or", FcOpOr },
- { "and", FcOpAnd },
- { "eq", FcOpEqual },
- { "not_eq", FcOpNotEqual },
- { "less", FcOpLess },
- { "less_eq", FcOpLessEqual },
- { "more", FcOpMore },
- { "more_eq", FcOpMoreEqual },
- { "plus", FcOpPlus },
- { "minus", FcOpMinus },
- { "times", FcOpTimes },
- { "divide", FcOpDivide },
- { "not", FcOpNot },
- { "assign", FcOpAssign },
- { "assign_replace", FcOpAssignReplace },
- { "prepend", FcOpPrepend },
- { "prepend_first", FcOpPrependFirst },
- { "append", FcOpAppend },
- { "append_last", FcOpAppendLast },
-};
+static FcEdit *
+FcEditCreate (FcConfigParse *parse,
+ FcObject object,
+ FcOp op,
+ FcExpr *expr,
+ FcValueBinding binding)
+{
+ FcEdit *e = (FcEdit *) malloc (sizeof (FcEdit));
-#define NUM_OPS (sizeof fcOps / sizeof fcOps[0])
+ if (e)
+ {
+ const FcObjectType *o;
-static FcOp
-FcConfigLexOp (const xmlChar *op)
+ e->next = 0;
+ e->object = object;
+ e->op = op;
+ e->expr = expr;
+ e->binding = binding;
+ o = FcNameGetObjectType (FcObjectName (e->object));
+ if (o)
+ FcTypecheckExpr (parse, expr, o->type);
+ }
+ return e;
+}
+
+static FcVStack *
+FcVStackCreateAndPush (FcConfigParse *parse)
{
- int i;
+ FcVStack *new;
- for (i = 0; i < NUM_OPS; i++)
- if (!strcmp (op, fcOps[i].name)) return fcOps[i].op;
- return FcOpInvalid;
+ if (parse->vstack_static_used < sizeof (parse->vstack_static) / sizeof (parse->vstack_static[0]))
+ new = &parse->vstack_static[parse->vstack_static_used++];
+ else
+ {
+ new = malloc (sizeof (FcVStack));
+ if (!new)
+ return 0;
+ FcMemAlloc (FC_MEM_VSTACK, sizeof (FcVStack));
+ }
+ new->tag = FcVStackNone;
+ new->prev = 0;
+
+ new->prev = parse->vstack;
+ new->pstack = parse->pstack ? parse->pstack->prev : 0;
+ parse->vstack = new;
+
+ return new;
}
static FcBool
-FcConfigLexBool (const xmlChar *bool)
+FcVStackPushString (FcConfigParse *parse, FcVStackTag tag, FcChar8 *string)
{
- if (*bool == 't' || *bool == 'T')
- return FcTrue;
- if (*bool == 'y' || *bool == 'Y')
- return FcTrue;
- if (*bool == '1')
- return FcTrue;
- return FcFalse;
+ FcVStack *vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
+ return FcFalse;
+ vstack->u.string = string;
+ vstack->tag = tag;
+ return FcTrue;
}
static FcBool
-FcConfigParseDir (FcConfig *config,
- xmlDocPtr doc,
- xmlNodePtr dir)
+FcVStackPushInteger (FcConfigParse *parse, int integer)
{
- xmlChar *content = FcConfigContent (doc, dir);
-
- if (!content)
+ FcVStack *vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
return FcFalse;
- return FcConfigAddDir (config, (FcChar8 *) content);
+ vstack->u.integer = integer;
+ vstack->tag = FcVStackInteger;
+ return FcTrue;
}
static FcBool
-FcConfigParseCache (FcConfig *config,
- xmlDocPtr doc,
- xmlNodePtr dir)
+FcVStackPushDouble (FcConfigParse *parse, double _double)
{
- xmlChar *content = FcConfigContent (doc, dir);
-
- if (!content)
+ FcVStack *vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
return FcFalse;
- return FcConfigSetCache (config, (FcChar8 *) content);
+ vstack->u._double = _double;
+ vstack->tag = FcVStackDouble;
+ return FcTrue;
}
static FcBool
-FcConfigParseInclude (FcConfig *config,
- xmlDocPtr doc,
- xmlNodePtr inc)
+FcVStackPushMatrix (FcConfigParse *parse, FcMatrix *matrix)
{
- xmlChar *content = FcConfigContent (doc, inc);
- xmlAttr *attr;
- FcBool complain = FcTrue;
+ FcVStack *vstack;
+ matrix = FcMatrixCopy (matrix);
+ if (!matrix)
+ return FcFalse;
+ vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
+ return FcFalse;
+ vstack->u.matrix = matrix;
+ vstack->tag = FcVStackMatrix;
+ return FcTrue;
+}
- if (!content)
+static FcBool
+FcVStackPushBool (FcConfigParse *parse, FcBool bool_)
+{
+ FcVStack *vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
return FcFalse;
-
- for (attr = inc->properties; attr; attr = attr->next)
- {
- if (attr->type != XML_ATTRIBUTE_NODE)
- continue;
- if (!strcmp (attr->name, "ignore_missing"))
- complain = !FcConfigLexBool (FcConfigAttr (doc, attr));
- }
- return FcConfigParseAndLoad (config, (FcChar8 *) content, complain);
+ vstack->u.bool_ = bool_;
+ vstack->tag = FcVStackBool;
+ return FcTrue;
}
static FcBool
-FcConfigParseBlank (FcConfig *config,
- xmlDocPtr doc,
- xmlNodePtr blank)
+FcVStackPushTest (FcConfigParse *parse, FcTest *test)
{
- xmlNode *node;
- FcChar32 ucs4;
+ FcVStack *vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
+ return FcFalse;
+ vstack->u.test = test;
+ vstack->tag = FcVStackTest;
+ return FcTrue;
+}
- for (node = blank->children; node; node = node->next)
- {
- if (node->type != XML_ELEMENT_NODE)
- continue;
- if (!strcmp (node->name, "int"))
- {
- ucs4 = (FcChar32) strtol ((char *) FcConfigContent (doc, node), 0, 0);
- if (!config->blanks)
- {
- config->blanks = FcBlanksCreate ();
- if (!config->blanks)
- break;
- }
- if (!FcBlanksAdd (config->blanks, ucs4))
- break;
- }
- }
- if (node)
+static FcBool
+FcVStackPushExpr (FcConfigParse *parse, FcVStackTag tag, FcExpr *expr)
+{
+ FcVStack *vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
return FcFalse;
+ vstack->u.expr = expr;
+ vstack->tag = tag;
return FcTrue;
}
static FcBool
-FcConfigParseConfig (FcConfig *config,
- xmlDocPtr doc,
- xmlNodePtr cfg)
+FcVStackPushEdit (FcConfigParse *parse, FcEdit *edit)
{
- xmlNode *node;
+ FcVStack *vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
+ return FcFalse;
+ vstack->u.edit = edit;
+ vstack->tag = FcVStackEdit;
+ return FcTrue;
+}
- for (node = cfg->children; node; node = node->next)
- {
- if (node->type != XML_ELEMENT_NODE)
- continue;
- if (!strcmp (node->name, "blank"))
- {
- if (!FcConfigParseBlank (config, doc, node))
- break;
- }
- }
- if (node)
+static FcBool
+FcVStackPushPattern (FcConfigParse *parse, FcPattern *pattern)
+{
+ FcVStack *vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
return FcFalse;
+ vstack->u.pattern = pattern;
+ vstack->tag = FcVStackPattern;
return FcTrue;
}
-static FcMatrix *
-FcConfigParseMatrix (xmlDocPtr doc,
- xmlNodePtr node)
+static FcVStack *
+FcVStackFetch (FcConfigParse *parse, int off)
{
- static FcMatrix m;
- enum { m_xx, m_xy, m_yx, m_yy, m_done } matrix_state = m_xx;
- double v;
- xmlChar *text;
-
- FcMatrixInit (&m);
+ FcVStack *vstack;
- for (; node; node = node->next)
- {
- if (node->type != XML_ELEMENT_NODE)
- continue;
- if (strcmp (node->name, "double"))
- continue;
- text = FcConfigContent (doc, node);
- if (!text)
- continue;
- v = strtod ((char *) text, 0);
- switch (matrix_state) {
- case m_xx: m.xx = v; break;
- case m_xy: m.xy = v; break;
- case m_yx: m.yx = v; break;
- case m_yy: m.yy = v; break;
- default: break;
- }
- matrix_state++;
- }
-
- return &m;
+ for (vstack = parse->vstack; vstack && off-- > 0; vstack = vstack->prev);
+ return vstack;
}
-static FcExpr *
-FcConfigParseExpr (xmlDocPtr doc,
- xmlNodePtr expr)
+static FcVStack *
+FcVStackPeek (FcConfigParse *parse)
{
- FcOp op = FcConfigLexOp (expr->name);
- xmlNodePtr node;
- FcExpr *l = 0, *e = 0, *r = 0, *c = 0;
+ FcVStack *vstack = parse->vstack;
- switch (op) {
- case FcOpInteger:
- l = FcExprCreateInteger (strtol ((char *) FcConfigContent (doc, expr), 0, 0));
+ return vstack && vstack->pstack == parse->pstack ? vstack : 0;
+}
+
+static void
+FcVStackPopAndDestroy (FcConfigParse *parse)
+{
+ FcVStack *vstack = parse->vstack;
+
+ if (!vstack || vstack->pstack != parse->pstack)
+ return;
+
+ parse->vstack = vstack->prev;
+
+ switch (vstack->tag) {
+ case FcVStackNone:
break;
- case FcOpDouble:
- l = FcExprCreateDouble (strtod ((char *) FcConfigContent (doc, expr), 0));
+ case FcVStackFamily:
break;
- case FcOpString:
- l = FcExprCreateString ((FcChar8 *) FcConfigContent (doc, expr));
+ case FcVStackString:
+ case FcVStackField:
+ case FcVStackConstant:
+ case FcVStackGlob:
+ FcStrFree (vstack->u.string);
break;
- case FcOpMatrix:
- l = FcExprCreateMatrix (FcConfigParseMatrix (doc, expr));
+ case FcVStackPattern:
+ FcPatternDestroy (vstack->u.pattern);
break;
- case FcOpBool:
- l = FcExprCreateBool (FcConfigLexBool(FcConfigContent (doc, expr)));
+ case FcVStackInteger:
+ case FcVStackDouble:
break;
- case FcOpCharSet:
- /* not sure what to do here yet */
+ case FcVStackMatrix:
+ FcMatrixFree (vstack->u.matrix);
break;
- case FcOpField:
- l = FcExprCreateField ((char *) FcConfigContent (doc, expr));
+ case FcVStackBool:
break;
- case FcOpConst:
- l = FcExprCreateConst ((FcChar8 *) FcConfigContent (doc, expr));
+ case FcVStackTest:
+ FcTestDestroy (vstack->u.test);
break;
- case FcOpQuest:
- for (node = expr->children; node; node = node->next)
- {
- if (node->type != XML_ELEMENT_NODE)
- continue;
- e = FcConfigParseExpr (doc, node);
- if (!e)
- break;
- if (!l)
- l = e;
- else if (!c)
- c = e;
- else if (!r)
- r = e;
- else
- FcExprDestroy (e);
- }
- e = 0;
- if (!node && l && c && r)
- {
- e = FcExprCreateOp (c, FcOpQuest, r);
- if (e)
- {
- r = e;
- c = 0;
- e = FcExprCreateOp (l, FcOpQuest, r);
- }
- if (!e)
- node = expr->children;
- }
- if (node || !l || !c || !r || !e)
+ case FcVStackExpr:
+ case FcVStackPrefer:
+ case FcVStackAccept:
+ case FcVStackDefault:
+ FcExprDestroy (vstack->u.expr);
+ break;
+ case FcVStackEdit:
+ FcEditDestroy (vstack->u.edit);
+ break;
+ }
+
+ if (vstack == &parse->vstack_static[parse->vstack_static_used - 1])
+ parse->vstack_static_used--;
+ else
+ {
+ FcMemFree (FC_MEM_VSTACK, sizeof (FcVStack));
+ free (vstack);
+ }
+}
+
+static void
+FcVStackClear (FcConfigParse *parse)
+{
+ while (FcVStackPeek (parse))
+ FcVStackPopAndDestroy (parse);
+}
+
+static int
+FcVStackElements (FcConfigParse *parse)
+{
+ int h = 0;
+ FcVStack *vstack = parse->vstack;
+ while (vstack && vstack->pstack == parse->pstack)
+ {
+ h++;
+ vstack = vstack->prev;
+ }
+ return h;
+}
+
+static FcChar8 **
+FcConfigSaveAttr (const XML_Char **attr, FcChar8 **buf, int size_bytes)
+{
+ int slen;
+ int i;
+ FcChar8 **new;
+ FcChar8 *s;
+
+ if (!attr)
+ return 0;
+ slen = 0;
+ for (i = 0; attr[i]; i++)
+ slen += strlen ((char *) attr[i]) + 1;
+ if (i == 0)
+ return 0;
+ slen += (i + 1) * sizeof (FcChar8 *);
+ if (slen <= size_bytes)
+ new = buf;
+ else
+ {
+ new = malloc (slen);
+ if (!new)
{
- if (l)
- FcExprDestroy (l);
- if (c)
- FcExprDestroy (c);
- if (r)
- FcExprDestroy (r);
+ FcConfigMessage (0, FcSevereError, "out of memory");
return 0;
}
- break;
- default:
- for (node = expr->children; node; node = node->next)
+ FcMemAlloc (FC_MEM_ATTR, 1); /* size is too expensive */
+ }
+ s = (FcChar8 *) (new + (i + 1));
+ for (i = 0; attr[i]; i++)
+ {
+ new[i] = s;
+ strcpy ((char *) s, (char *) attr[i]);
+ s += strlen ((char *) s) + 1;
+ }
+ new[i] = 0;
+ return new;
+}
+
+static FcBool
+FcPStackPush (FcConfigParse *parse, FcElement element, const XML_Char **attr)
+{
+ FcPStack *new;
+
+ if (parse->pstack_static_used < sizeof (parse->pstack_static) / sizeof (parse->pstack_static[0]))
+ new = &parse->pstack_static[parse->pstack_static_used++];
+ else
+ {
+ new = malloc (sizeof (FcPStack));
+ if (!new)
+ return FcFalse;
+ FcMemAlloc (FC_MEM_PSTACK, sizeof (FcPStack));
+ }
+
+ new->prev = parse->pstack;
+ new->element = element;
+ new->attr = FcConfigSaveAttr (attr, new->attr_buf_static, sizeof (new->attr_buf_static));
+ FcStrBufInit (&new->str, 0, 0);
+ parse->pstack = new;
+ return FcTrue;
+}
+
+static FcBool
+FcPStackPop (FcConfigParse *parse)
+{
+ FcPStack *old;
+
+ if (!parse->pstack)
+ {
+ FcConfigMessage (parse, FcSevereError, "mismatching element");
+ return FcFalse;
+ }
+ FcVStackClear (parse);
+ old = parse->pstack;
+ parse->pstack = old->prev;
+ FcStrBufDestroy (&old->str);
+ if (old->attr && old->attr != old->attr_buf_static)
+ {
+ FcMemFree (FC_MEM_ATTR, 1); /* size is to expensive */
+ free (old->attr);
+ }
+
+ if (old == &parse->pstack_static[parse->pstack_static_used - 1])
+ parse->pstack_static_used--;
+ else
+ {
+ FcMemFree (FC_MEM_PSTACK, sizeof (FcPStack));
+ free (old);
+ }
+ return FcTrue;
+}
+
+static FcBool
+FcConfigInit (FcConfigParse *parse, const FcChar8 *name, FcConfig *config, XML_Parser parser)
+{
+ parse->pstack = 0;
+ parse->pstack_static_used = 0;
+ parse->vstack = 0;
+ parse->vstack_static_used = 0;
+ parse->error = FcFalse;
+ parse->name = name;
+ parse->config = config;
+ parse->parser = parser;
+ return FcTrue;
+}
+
+static void
+FcConfigCleanup (FcConfigParse *parse)
+{
+ while (parse->pstack)
+ FcPStackPop (parse);
+}
+
+static const FcChar8 *
+FcConfigGetAttribute (FcConfigParse *parse, const char *attr)
+{
+ FcChar8 **attrs;
+ if (!parse->pstack)
+ return 0;
+
+ attrs = parse->pstack->attr;
+ if (!attrs)
+ return 0;
+
+ while (*attrs)
+ {
+ if (!strcmp ((char *) *attrs, attr))
+ return attrs[1];
+ attrs += 2;
+ }
+ return 0;
+}
+
+static void
+FcStartElement(void *userData, const XML_Char *name, const XML_Char **attr)
+{
+ FcConfigParse *parse = userData;
+ FcElement element;
+
+ element = FcElementMap (name);
+ if (element == FcElementUnknown)
+ FcConfigMessage (parse, FcSevereWarning, "unknown element \"%s\"", name);
+
+ if (!FcPStackPush (parse, element, attr))
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
+ }
+ return;
+}
+
+static void
+FcParseBlank (FcConfigParse *parse)
+{
+ int n = FcVStackElements (parse);
+ while (n-- > 0)
+ {
+ FcVStack *v = FcVStackFetch (parse, n);
+ if (v->tag != FcVStackInteger)
+ FcConfigMessage (parse, FcSevereError, "non-integer blank");
+ else
{
- if (node->type != XML_ELEMENT_NODE)
- continue;
- e = FcConfigParseExpr (doc, node);
- if (!e)
- break;
- if (!l)
- l = e;
- else
+ if (!parse->config->blanks)
{
- r = e;
- e = FcExprCreateOp (l, op, r);
- if (!e)
+ parse->config->blanks = FcBlanksCreate ();
+ if (!parse->config->blanks)
{
- FcExprDestroy (r);
+ FcConfigMessage (parse, FcSevereError, "out of memory");
break;
}
- l = e;
}
- }
- if (node || !l)
- {
- if (l)
- FcExprDestroy (l);
- return 0;
- }
- /*
- * Special case for unary ops
- */
- if (!r)
- {
- e = FcExprCreateOp (l, op, 0);
- if (!e)
+ if (!FcBlanksAdd (parse->config->blanks, v->u.integer))
{
- FcExprDestroy (l);
- return 0;
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ break;
}
}
- break;
+ }
+}
+
+static void
+FcParseRescan (FcConfigParse *parse)
+{
+ int n = FcVStackElements (parse);
+ while (n-- > 0)
+ {
+ FcVStack *v = FcVStackFetch (parse, n);
+ if (v->tag != FcVStackInteger)
+ FcConfigMessage (parse, FcSevereWarning, "non-integer rescan");
+ else
+ parse->config->rescanInterval = v->u.integer;
+ }
+}
+
+static void
+FcParseInt (FcConfigParse *parse)
+{
+ FcChar8 *s, *end;
+ int l;
- case FcOpInvalid:
- return 0;
+ if (!parse->pstack)
+ return;
+ s = FcStrBufDoneStatic (&parse->pstack->str);
+ if (!s)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
}
- return l;
+ end = 0;
+ l = (int) strtol ((char *) s, (char **)&end, 0);
+ if (end != s + strlen ((char *) s))
+ FcConfigMessage (parse, FcSevereError, "\"%s\": not a valid integer", s);
+ else
+ FcVStackPushInteger (parse, l);
+ FcStrBufDestroy (&parse->pstack->str);
}
-static FcTest *
-FcConfigParseTest (xmlDocPtr doc,
- xmlNodePtr test)
-{
- xmlNodePtr node;
- xmlAttrPtr attr;
- FcQual qual = FcQualAny;
- FcOp op = FcOpEqual;
- xmlChar *field = 0;
- FcExpr *expr = 0;
+/*
+ * idea copied from glib g_ascii_strtod with
+ * permission of the author (Alexander Larsson)
+ */
- for (attr = test->properties; attr; attr = attr->next)
+#include <locale.h>
+
+static double
+FcStrtod (char *s, char **end)
+{
+ struct lconv *locale_data;
+ char *dot;
+ double v;
+
+ /*
+ * Have to swap the decimal point to match the current locale
+ * if that locale doesn't use 0x2e
+ */
+ if ((dot = strchr (s, 0x2e)) &&
+ (locale_data = localeconv ()) &&
+ (locale_data->decimal_point[0] != 0x2e ||
+ locale_data->decimal_point[1] != 0))
{
- if (attr->type != XML_ATTRIBUTE_NODE)
- continue;
- if (!strcmp (attr->name, "qual"))
- {
- xmlChar *qual_name = FcConfigAttr (doc, attr);
- if (!qual_name)
- ;
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) qual_name, (FcChar8 *) "any"))
- qual = FcQualAny;
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) qual_name, (FcChar8 *) "all"))
- qual = FcQualAll;
- }
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) attr->name, (FcChar8 *) "name"))
+ char buf[128];
+ int slen = strlen (s);
+ int dlen = strlen (locale_data->decimal_point);
+
+ if (slen + dlen > (int) sizeof (buf))
{
- field = FcConfigAttr (doc, attr);
+ if (end)
+ *end = s;
+ v = 0;
}
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) attr->name, (FcChar8 *) "compare"))
+ else
{
- xmlChar *compare = FcConfigAttr (doc, attr);
-
- if (!compare || (op = FcConfigLexOp (compare)) == FcOpInvalid)
- {
- FcConfigParseError ("Invalid comparison %s",
- compare ? (char *) compare : "<missing>");
- return 0;
+ char *buf_end;
+ /* mantissa */
+ strncpy (buf, s, dot - s);
+ /* decimal point */
+ strcpy (buf + (dot - s), locale_data->decimal_point);
+ /* rest of number */
+ strcpy (buf + (dot - s) + dlen, dot + 1);
+ buf_end = 0;
+ v = strtod (buf, &buf_end);
+ if (buf_end) {
+ buf_end = s + (buf_end - buf);
+ if (buf_end > dot)
+ buf_end -= dlen - 1;
}
+ if (end)
+ *end = buf_end;
}
}
- if (attr)
- return 0;
+ else
+ v = strtod (s, end);
+ return v;
+}
- for (node = test->children; node; node = node->next)
+static void
+FcParseDouble (FcConfigParse *parse)
+{
+ FcChar8 *s, *end;
+ double d;
+
+ if (!parse->pstack)
+ return;
+ s = FcStrBufDoneStatic (&parse->pstack->str);
+ if (!s)
{
- if (node->type != XML_ELEMENT_NODE)
- continue;
- expr = FcConfigParseExpr (doc, node);
- if (!expr)
- return 0;
- break;
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
}
+ end = 0;
+ d = FcStrtod ((char *) s, (char **)&end);
+ if (end != s + strlen ((char *) s))
+ FcConfigMessage (parse, FcSevereError, "\"%s\": not a valid double", s);
+ else
+ FcVStackPushDouble (parse, d);
+ FcStrBufDestroy (&parse->pstack->str);
+}
- if (!expr)
+static void
+FcParseString (FcConfigParse *parse, FcVStackTag tag)
+{
+ FcChar8 *s;
+
+ if (!parse->pstack)
+ return;
+ s = FcStrBufDone (&parse->pstack->str);
+ if (!s)
{
- FcConfigParseError ("Missing test expression");
- return 0;
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
}
-
- return FcTestCreate (qual, (char *) field, op, expr);
+ if (!FcVStackPushString (parse, tag, s))
+ FcStrFree (s);
}
-static FcExpr *
-FcConfigParseExprList (xmlDocPtr doc,
- xmlNodePtr expr)
+static void
+FcParseMatrix (FcConfigParse *parse)
{
- FcExpr *l, *e, *r;
-
- if (!expr)
- return 0;
+ FcVStack *vstack;
+ enum { m_done, m_xx, m_xy, m_yx, m_yy } matrix_state = m_yy;
+ FcMatrix m;
- e = FcConfigParseExprList (doc, expr->next);
-
- if (expr->type == XML_ELEMENT_NODE)
+ while ((vstack = FcVStackPeek (parse)))
{
- r = e;
- l = FcConfigParseExpr (doc, expr);
- if (!l)
- goto bail;
- if (r)
- {
- e = FcExprCreateOp (l, FcOpComma, r);
- if (!e)
- goto bail;
+ double v;
+ switch (vstack->tag) {
+ case FcVStackInteger:
+ v = vstack->u.integer;
+ break;
+ case FcVStackDouble:
+ v = vstack->u._double;
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereError, "non-double matrix element");
+ v = 1.0;
+ break;
}
- else
- e = l;
+ switch (matrix_state) {
+ case m_xx: m.xx = v; break;
+ case m_xy: m.xy = v; break;
+ case m_yx: m.yx = v; break;
+ case m_yy: m.yy = v; break;
+ default: break;
+ }
+ FcVStackPopAndDestroy (parse);
+ matrix_state--;
}
-
- return e;
-bail:
- if (l)
- FcExprDestroy (l);
- if (r)
- FcExprDestroy (r);
- return 0;
+ if (matrix_state != m_done)
+ FcConfigMessage (parse, FcSevereError, "wrong number of matrix elements");
+ else
+ FcVStackPushMatrix (parse, &m);
}
-static FcEdit *
-FcConfigParseEdit (xmlDocPtr doc,
- xmlNodePtr edit)
+static FcBool
+FcConfigLexBool (FcConfigParse *parse, const FcChar8 *bool_)
{
- xmlAttrPtr attr;
- xmlChar *name = 0;
- FcOp mode = FcOpAssign;
- FcExpr *e;
- FcEdit *ed;
+ FcBool result = FcFalse;
- for (attr = edit->properties; attr; attr = attr->next)
- {
- if (attr->type != XML_ATTRIBUTE_NODE)
- continue;
- if (!FcStrCmpIgnoreCase ((FcChar8 *) attr->name, (FcChar8 *) "name"))
- name = FcConfigAttr (doc, attr);
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) attr->name, (FcChar8 *) "mode"))
- mode = FcConfigLexOp (FcConfigAttr (doc, attr));
- }
+ if (!FcNameBool (bool_, &result))
+ FcConfigMessage (parse, FcSevereWarning, "\"%s\" is not known boolean",
+ bool_);
+ return result;
+}
- e = FcConfigParseExprList (doc, edit->children);
+static void
+FcParseBool (FcConfigParse *parse)
+{
+ FcChar8 *s;
- ed = FcEditCreate ((char *) name, mode, e);
- if (!ed)
- FcExprDestroy (e);
- return ed;
+ if (!parse->pstack)
+ return;
+ s = FcStrBufDoneStatic (&parse->pstack->str);
+ if (!s)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
+ }
+ FcVStackPushBool (parse, FcConfigLexBool (parse, s));
+ FcStrBufDestroy (&parse->pstack->str);
}
static FcBool
-FcConfigParseMatch (FcConfig *config,
- xmlDocPtr doc,
- xmlNodePtr match)
+FcConfigLexBinding (FcConfigParse *parse,
+ const FcChar8 *binding_string,
+ FcValueBinding *binding_ret)
{
- xmlNodePtr node;
- xmlAttrPtr attr;
- FcTest *tests = 0, **prevTest = &tests, *test;
- FcEdit *edits = 0, **prevEdit = &edits, *edit;
- FcMatchKind kind = FcMatchPattern;
- FcBool found_kind = FcFalse;
-
- for (node = match->children; node; node = node->next)
+ FcValueBinding binding;
+
+ if (!binding_string)
+ binding = FcValueBindingWeak;
+ else
{
- if (node->type != XML_ELEMENT_NODE)
- continue;
- if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "test"))
- {
- test = FcConfigParseTest (doc, node);
- if (!test)
- break;
- *prevTest = test;
- prevTest = &test->next;
- }
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "edit"))
+ if (!strcmp ((char *) binding_string, "weak"))
+ binding = FcValueBindingWeak;
+ else if (!strcmp ((char *) binding_string, "strong"))
+ binding = FcValueBindingStrong;
+ else if (!strcmp ((char *) binding_string, "same"))
+ binding = FcValueBindingSame;
+ else
{
- edit = FcConfigParseEdit (doc, node);
- if (!edit)
- break;
- *prevEdit = edit;
- prevEdit = &edit->next;
+ FcConfigMessage (parse, FcSevereWarning, "invalid binding \"%s\"", binding_string);
+ return FcFalse;
}
}
+ *binding_ret = binding;
+ return FcTrue;
+}
- for (attr = match->properties; attr; attr = attr->next)
+static void
+FcParseFamilies (FcConfigParse *parse, FcVStackTag tag)
+{
+ FcVStack *vstack;
+ FcExpr *left, *expr = 0, *new;
+
+ while ((vstack = FcVStackPeek (parse)))
{
- if (attr->type != XML_ATTRIBUTE_NODE)
+ if (vstack->tag != FcVStackFamily)
+ {
+ FcConfigMessage (parse, FcSevereWarning, "non-family");
+ FcVStackPopAndDestroy (parse);
continue;
- if (!FcStrCmpIgnoreCase ((FcChar8 *) attr->name, (FcChar8 *) "target"))
+ }
+ left = vstack->u.expr;
+ vstack->tag = FcVStackNone;
+ FcVStackPopAndDestroy (parse);
+ if (expr)
{
- xmlChar *target = FcConfigAttr (doc, attr);
- if (!target)
+ new = FcExprCreateOp (parse->config, left, FcOpComma, expr);
+ if (!new)
{
- FcConfigParseError ("Missing match target");
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ FcExprDestroy (left);
+ FcExprDestroy (expr);
break;
}
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) target, (FcChar8 *) "pattern"))
- {
- kind = FcMatchPattern;
- found_kind = FcTrue;
- }
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) target, (FcChar8 *) "font"))
- {
- kind = FcMatchFont;
- found_kind = FcTrue;
- }
+ expr = new;
}
+ else
+ expr = left;
}
-
- if (node || attr || !found_kind ||
- !FcConfigAddEdit (config, tests, edits, kind))
+ if (expr)
{
- if (tests)
- FcTestDestroy (tests);
- if (edits)
- FcEditDestroy (edits);
- return FcFalse;
+ if (!FcVStackPushExpr (parse, tag, expr))
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ FcExprDestroy (expr);
+ }
}
-
- return FcTrue;
}
-static FcExpr *
-FcConfigParseFamilies (xmlDocPtr doc,
- xmlNodePtr family)
+static void
+FcParseFamily (FcConfigParse *parse)
{
- FcExpr *next = 0, *this = 0, *expr = 0;
-
- if (!family)
- return 0;
- next = FcConfigParseFamilies (doc, family->next);
-
- if (family->type == XML_ELEMENT_NODE &&
- !FcStrCmpIgnoreCase ((FcChar8 *) family->name, (FcChar8 *) "family"))
+ FcChar8 *s;
+ FcExpr *expr;
+
+ if (!parse->pstack)
+ return;
+ s = FcStrBufDoneStatic (&parse->pstack->str);
+ if (!s)
{
- this = FcExprCreateString ((FcChar8 *) FcConfigContent (doc, family));
- if (!this)
- goto bail;
- if (next)
- {
- expr = FcExprCreateOp (this, FcOpComma, next);
- if (!expr)
- goto bail;
- }
- else
- expr = this;
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
}
- else
- expr = next;
- return expr;
-
-bail:
+ expr = FcExprCreateString (parse->config, s);
+ FcStrBufDestroy (&parse->pstack->str);
if (expr)
- FcExprDestroy (expr);
- if (this)
- FcExprDestroy (this);
- if (next)
- FcExprDestroy (next);
- return 0;
+ FcVStackPushExpr (parse, FcVStackFamily, expr);
}
-static FcBool
-FcConfigParseAlias (FcConfig *config,
- xmlDocPtr doc,
- xmlNodePtr alias)
+static void
+FcParseAlias (FcConfigParse *parse)
{
- xmlNodePtr node;
- FcExpr *prefer = 0, *accept = 0, *def = 0;
- FcExpr *family = 0;
+ FcExpr *family = 0, *accept = 0, *prefer = 0, *def = 0, *new = 0;
FcEdit *edit = 0, *next;
+ FcVStack *vstack;
FcTest *test;
+ FcValueBinding binding;
- for (node = alias->children; node; node = node->next)
+ if (!FcConfigLexBinding (parse, FcConfigGetAttribute (parse, "binding"), &binding))
+ return;
+ while ((vstack = FcVStackPeek (parse)))
{
- if (node->type != XML_ELEMENT_NODE)
- continue;
- if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "family"))
- family = FcExprCreateString ((FcChar8 *) FcConfigContent (doc, node));
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "prefer"))
- prefer = FcConfigParseFamilies (doc, node->children);
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "accept"))
- accept = FcConfigParseFamilies (doc, node->children);
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "default"))
- def = FcConfigParseFamilies (doc, node->children);
+ switch (vstack->tag) {
+ case FcVStackFamily:
+ if (family)
+ {
+ new = FcExprCreateOp (parse->config, vstack->u.expr, FcOpComma, family);
+ if (!new)
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ else
+ family = new;
+ }
+ else
+ new = vstack->u.expr;
+ if (new)
+ {
+ family = new;
+ vstack->tag = FcVStackNone;
+ }
+ break;
+ case FcVStackPrefer:
+ if (prefer)
+ FcExprDestroy (prefer);
+ prefer = vstack->u.expr;
+ vstack->tag = FcVStackNone;
+ break;
+ case FcVStackAccept:
+ if (accept)
+ FcExprDestroy (accept);
+ accept = vstack->u.expr;
+ vstack->tag = FcVStackNone;
+ break;
+ case FcVStackDefault:
+ if (def)
+ FcExprDestroy (def);
+ def = vstack->u.expr;
+ vstack->tag = FcVStackNone;
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereWarning, "bad alias");
+ break;
+ }
+ FcVStackPopAndDestroy (parse);
}
if (!family)
- return FcFalse;
-
+ {
+ FcConfigMessage (parse, FcSevereError, "missing family in alias");
+ if (prefer)
+ FcExprDestroy (prefer);
+ if (accept)
+ FcExprDestroy (accept);
+ if (def)
+ FcExprDestroy (def);
+ return;
+ }
if (prefer)
{
- edit = FcEditCreate (FcConfigSaveField ("family"),
+ edit = FcEditCreate (parse,
+ FC_FAMILY_OBJECT,
FcOpPrepend,
- prefer);
+ prefer,
+ binding);
if (edit)
edit->next = 0;
+ else
+ FcExprDestroy (prefer);
}
if (accept)
{
next = edit;
- edit = FcEditCreate (FcConfigSaveField ("family"),
+ edit = FcEditCreate (parse,
+ FC_FAMILY_OBJECT,
FcOpAppend,
- accept);
+ accept,
+ binding);
if (edit)
edit->next = next;
+ else
+ FcExprDestroy (accept);
}
if (def)
{
next = edit;
- edit = FcEditCreate (FcConfigSaveField ("family"),
- FcOpAppendLast,
- def);
+ edit = FcEditCreate (parse,
+ FC_FAMILY_OBJECT,
+ FcOpAppendLast,
+ def,
+ binding);
if (edit)
edit->next = next;
+ else
+ FcExprDestroy (def);
}
if (edit)
{
- test = FcTestCreate (FcQualAny,
- FcConfigSaveField ("family"),
+ test = FcTestCreate (parse, FcMatchPattern,
+ FcQualAny,
+ (FcChar8 *) FC_FAMILY,
FcOpEqual,
family);
if (test)
- FcConfigAddEdit (config, test, edit, FcMatchPattern);
+ if (!FcConfigAddEdit (parse->config, test, edit, FcMatchPattern))
+ FcTestDestroy (test);
}
- return FcTrue;
+ else
+ FcExprDestroy (family);
}
-FcBool
-FcConfigParse (FcConfig *config,
- xmlDocPtr doc)
+static FcExpr *
+FcPopExpr (FcConfigParse *parse)
{
- xmlNodePtr cur;
- xmlNodePtr node;
-
- cur = xmlDocGetRootElement (doc);
-
- for (node = cur->children; node; node = node->next)
- {
- if (node->type != XML_ELEMENT_NODE)
- continue;
- if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "dir"))
+ FcVStack *vstack = FcVStackPeek (parse);
+ FcExpr *expr = 0;
+ if (!vstack)
+ return 0;
+ switch (vstack->tag) {
+ case FcVStackNone:
+ break;
+ case FcVStackString:
+ case FcVStackFamily:
+ expr = FcExprCreateString (parse->config, vstack->u.string);
+ break;
+ case FcVStackField:
+ expr = FcExprCreateField (parse->config, (char *) vstack->u.string);
+ break;
+ case FcVStackConstant:
+ expr = FcExprCreateConst (parse->config, vstack->u.string);
+ break;
+ case FcVStackGlob:
+ /* XXX: What's the correct action here? (CDW) */
+ break;
+ case FcVStackPrefer:
+ case FcVStackAccept:
+ case FcVStackDefault:
+ expr = vstack->u.expr;
+ vstack->tag = FcVStackNone;
+ break;
+ case FcVStackInteger:
+ expr = FcExprCreateInteger (parse->config, vstack->u.integer);
+ break;
+ case FcVStackDouble:
+ expr = FcExprCreateDouble (parse->config, vstack->u._double);
+ break;
+ case FcVStackMatrix:
+ expr = FcExprCreateMatrix (parse->config, vstack->u.matrix);
+ break;
+ case FcVStackBool:
+ expr = FcExprCreateBool (parse->config, vstack->u.bool_);
+ break;
+ case FcVStackTest:
+ break;
+ case FcVStackExpr:
+ expr = vstack->u.expr;
+ vstack->tag = FcVStackNone;
+ break;
+ case FcVStackEdit:
+ break;
+ default:
+ break;
+ }
+ FcVStackPopAndDestroy (parse);
+ return expr;
+}
+
+/*
+ * This builds a tree of binary operations. Note
+ * that every operator is defined so that if only
+ * a single operand is contained, the value of the
+ * whole expression is the value of the operand.
+ *
+ * This code reduces in that case to returning that
+ * operand.
+ */
+static FcExpr *
+FcPopBinary (FcConfigParse *parse, FcOp op)
+{
+ FcExpr *left, *expr = 0, *new;
+
+ while ((left = FcPopExpr (parse)))
+ {
+ if (expr)
{
- if (!FcConfigParseDir (config, doc, node))
- break;
+ new = FcExprCreateOp (parse->config, left, op, expr);
+ if (!new)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ FcExprDestroy (left);
+ FcExprDestroy (expr);
+ return 0;
+ }
+ expr = new;
}
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "cache"))
+ else
+ expr = left;
+ }
+ return expr;
+}
+
+static void
+FcParseBinary (FcConfigParse *parse, FcOp op)
+{
+ FcExpr *expr = FcPopBinary (parse, op);
+ if (expr)
+ FcVStackPushExpr (parse, FcVStackExpr, expr);
+}
+
+/*
+ * This builds a a unary operator, it consumes only
+ * a single operand
+ */
+
+static FcExpr *
+FcPopUnary (FcConfigParse *parse, FcOp op)
+{
+ FcExpr *operand, *new = 0;
+
+ if ((operand = FcPopExpr (parse)))
+ {
+ new = FcExprCreateOp (parse->config, operand, op, 0);
+ if (!new)
{
- if (!FcConfigParseCache (config, doc, node))
- break;
+ FcExprDestroy (operand);
+ FcConfigMessage (parse, FcSevereError, "out of memory");
}
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "include"))
+ }
+ return new;
+}
+
+static void
+FcParseUnary (FcConfigParse *parse, FcOp op)
+{
+ FcExpr *expr = FcPopUnary (parse, op);
+ if (expr)
+ FcVStackPushExpr (parse, FcVStackExpr, expr);
+}
+
+static void
+FcParseInclude (FcConfigParse *parse)
+{
+ FcChar8 *s;
+ const FcChar8 *i;
+ FcBool ignore_missing = FcFalse;
+
+ s = FcStrBufDoneStatic (&parse->pstack->str);
+ if (!s)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
+ }
+ i = FcConfigGetAttribute (parse, "ignore_missing");
+ if (i && FcConfigLexBool (parse, (FcChar8 *) i) == FcTrue)
+ ignore_missing = FcTrue;
+ if (!FcConfigParseAndLoad (parse->config, s, !ignore_missing))
+ parse->error = FcTrue;
+ FcStrBufDestroy (&parse->pstack->str);
+}
+
+typedef struct _FcOpMap {
+ char name[16];
+ FcOp op;
+} FcOpMap;
+
+static FcOp
+FcConfigLexOp (const FcChar8 *op, const FcOpMap *map, int nmap)
+{
+ int i;
+
+ for (i = 0; i < nmap; i++)
+ if (!strcmp ((char *) op, map[i].name))
+ return map[i].op;
+ return FcOpInvalid;
+}
+
+static const FcOpMap fcCompareOps[] = {
+ { "eq", FcOpEqual },
+ { "not_eq", FcOpNotEqual },
+ { "less", FcOpLess },
+ { "less_eq", FcOpLessEqual },
+ { "more", FcOpMore },
+ { "more_eq", FcOpMoreEqual },
+ { "contains", FcOpContains },
+ { "not_contains", FcOpNotContains }
+};
+
+#define NUM_COMPARE_OPS (int) (sizeof fcCompareOps / sizeof fcCompareOps[0])
+
+static FcOp
+FcConfigLexCompare (const FcChar8 *compare)
+{
+ return FcConfigLexOp (compare, fcCompareOps, NUM_COMPARE_OPS);
+}
+
+static void
+FcParseTest (FcConfigParse *parse)
+{
+ const FcChar8 *kind_string;
+ FcMatchKind kind;
+ const FcChar8 *qual_string;
+ FcQual qual;
+ const FcChar8 *name;
+ const FcChar8 *compare_string;
+ FcOp compare;
+ FcExpr *expr;
+ FcTest *test;
+
+ kind_string = FcConfigGetAttribute (parse, "target");
+ if (!kind_string)
+ kind = FcMatchDefault;
+ else
+ {
+ if (!strcmp ((char *) kind_string, "pattern"))
+ kind = FcMatchPattern;
+ else if (!strcmp ((char *) kind_string, "font"))
+ kind = FcMatchFont;
+ else if (!strcmp ((char *) kind_string, "scan"))
+ kind = FcMatchScan;
+ else if (!strcmp ((char *) kind_string, "default"))
+ kind = FcMatchDefault;
+ else
{
- if (!FcConfigParseInclude (config, doc, node))
- break;
+ FcConfigMessage (parse, FcSevereWarning, "invalid test target \"%s\"", kind_string);
+ return;
}
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "config"))
+ }
+ qual_string = FcConfigGetAttribute (parse, "qual");
+ if (!qual_string)
+ qual = FcQualAny;
+ else
+ {
+ if (!strcmp ((char *) qual_string, "any"))
+ qual = FcQualAny;
+ else if (!strcmp ((char *) qual_string, "all"))
+ qual = FcQualAll;
+ else if (!strcmp ((char *) qual_string, "first"))
+ qual = FcQualFirst;
+ else if (!strcmp ((char *) qual_string, "not_first"))
+ qual = FcQualNotFirst;
+ else
{
- if (!FcConfigParseConfig (config, doc, node))
- break;
+ FcConfigMessage (parse, FcSevereWarning, "invalid test qual \"%s\"", qual_string);
+ return;
+ }
+ }
+ name = FcConfigGetAttribute (parse, "name");
+ if (!name)
+ {
+ FcConfigMessage (parse, FcSevereWarning, "missing test name");
+ return;
+ }
+ compare_string = FcConfigGetAttribute (parse, "compare");
+ if (!compare_string)
+ compare = FcOpEqual;
+ else
+ {
+ compare = FcConfigLexCompare (compare_string);
+ if (compare == FcOpInvalid)
+ {
+ FcConfigMessage (parse, FcSevereWarning, "invalid test compare \"%s\"", compare_string);
+ return;
+ }
+ }
+ expr = FcPopBinary (parse, FcOpComma);
+ if (!expr)
+ {
+ FcConfigMessage (parse, FcSevereWarning, "missing test expression");
+ return;
+ }
+ test = FcTestCreate (parse, kind, qual, name, compare, expr);
+ if (!test)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
+ }
+ FcVStackPushTest (parse, test);
+}
+
+static const FcOpMap fcModeOps[] = {
+ { "assign", FcOpAssign },
+ { "assign_replace", FcOpAssignReplace },
+ { "prepend", FcOpPrepend },
+ { "prepend_first", FcOpPrependFirst },
+ { "append", FcOpAppend },
+ { "append_last", FcOpAppendLast },
+};
+
+#define NUM_MODE_OPS (int) (sizeof fcModeOps / sizeof fcModeOps[0])
+
+static FcOp
+FcConfigLexMode (const FcChar8 *mode)
+{
+ return FcConfigLexOp (mode, fcModeOps, NUM_MODE_OPS);
+}
+
+static void
+FcParseEdit (FcConfigParse *parse)
+{
+ const FcChar8 *name;
+ const FcChar8 *mode_string;
+ FcOp mode;
+ FcValueBinding binding;
+ FcExpr *expr;
+ FcEdit *edit;
+
+ name = FcConfigGetAttribute (parse, "name");
+ if (!name)
+ {
+ FcConfigMessage (parse, FcSevereWarning, "missing edit name");
+ return;
+ }
+ mode_string = FcConfigGetAttribute (parse, "mode");
+ if (!mode_string)
+ mode = FcOpAssign;
+ else
+ {
+ mode = FcConfigLexMode (mode_string);
+ if (mode == FcOpInvalid)
+ {
+ FcConfigMessage (parse, FcSevereWarning, "invalid edit mode \"%s\"", mode_string);
+ return;
+ }
+ }
+ if (!FcConfigLexBinding (parse, FcConfigGetAttribute (parse, "binding"), &binding))
+ return;
+
+ expr = FcPopBinary (parse, FcOpComma);
+ edit = FcEditCreate (parse, FcObjectFromName ((char *) name),
+ mode, expr, binding);
+ if (!edit)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ FcExprDestroy (expr);
+ return;
+ }
+ if (!FcVStackPushEdit (parse, edit))
+ FcEditDestroy (edit);
+}
+
+static void
+FcParseMatch (FcConfigParse *parse)
+{
+ const FcChar8 *kind_name;
+ FcMatchKind kind;
+ FcTest *test = 0;
+ FcEdit *edit = 0;
+ FcVStack *vstack;
+
+ kind_name = FcConfigGetAttribute (parse, "target");
+ if (!kind_name)
+ kind = FcMatchPattern;
+ else
+ {
+ if (!strcmp ((char *) kind_name, "pattern"))
+ kind = FcMatchPattern;
+ else if (!strcmp ((char *) kind_name, "font"))
+ kind = FcMatchFont;
+ else if (!strcmp ((char *) kind_name, "scan"))
+ kind = FcMatchScan;
+ else
+ {
+ FcConfigMessage (parse, FcSevereWarning, "invalid match target \"%s\"", kind_name);
+ return;
+ }
+ }
+ while ((vstack = FcVStackPeek (parse)))
+ {
+ switch (vstack->tag) {
+ case FcVStackTest:
+ vstack->u.test->next = test;
+ test = vstack->u.test;
+ vstack->tag = FcVStackNone;
+ break;
+ case FcVStackEdit:
+ vstack->u.edit->next = edit;
+ edit = vstack->u.edit;
+ vstack->tag = FcVStackNone;
+ if (kind == FcMatchScan && edit->object > FC_MAX_BASE_OBJECT)
+ {
+ FcConfigMessage (parse, FcSevereError,
+ "<match target=\"scan\"> cannot edit user-defined object \"%s\"",
+ FcObjectName(edit->object));
+ }
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereWarning, "invalid match element");
+ break;
+ }
+ FcVStackPopAndDestroy (parse);
+ }
+ if (!FcConfigAddEdit (parse->config, test, edit, kind))
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+}
+
+static void
+FcParseAcceptRejectFont (FcConfigParse *parse, FcElement element)
+{
+ FcVStack *vstack;
+
+ while ((vstack = FcVStackPeek (parse)))
+ {
+ switch (vstack->tag) {
+ case FcVStackGlob:
+ if (!FcConfigGlobAdd (parse->config,
+ vstack->u.string,
+ element == FcElementAcceptfont))
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ }
+ break;
+ case FcVStackPattern:
+ if (!FcConfigPatternsAdd (parse->config,
+ vstack->u.pattern,
+ element == FcElementAcceptfont))
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ }
+ else
+ vstack->tag = FcVStackNone;
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereWarning, "bad font selector");
+ break;
+ }
+ FcVStackPopAndDestroy (parse);
+ }
+}
+
+
+static FcValue
+FcPopValue (FcConfigParse *parse)
+{
+ FcVStack *vstack = FcVStackPeek (parse);
+ FcValue value;
+
+ value.type = FcTypeVoid;
+
+ if (!vstack)
+ return value;
+
+ switch (vstack->tag) {
+ case FcVStackString:
+ value.u.s = FcStrStaticName (vstack->u.string);
+ if (value.u.s)
+ value.type = FcTypeString;
+ break;
+ case FcVStackConstant:
+ if (FcNameConstant (vstack->u.string, &value.u.i))
+ value.type = FcTypeInteger;
+ break;
+ case FcVStackInteger:
+ value.u.i = vstack->u.integer;
+ value.type = FcTypeInteger;
+ break;
+ case FcVStackDouble:
+ value.u.d = vstack->u._double;
+ value.type = FcTypeInteger;
+ break;
+ case FcVStackMatrix:
+ value.u.m = FcMatrixCopy (vstack->u.matrix);
+ if (value.u.m)
+ value.type = FcTypeMatrix;
+ break;
+ case FcVStackBool:
+ value.u.b = vstack->u.bool_;
+ value.type = FcTypeBool;
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereWarning, "unknown pattern element %d",
+ vstack->tag);
+ break;
+ }
+ FcVStackPopAndDestroy (parse);
+
+ return value;
+}
+
+static void
+FcParsePatelt (FcConfigParse *parse)
+{
+ FcValue value;
+ FcPattern *pattern = FcPatternCreate ();
+ const char *name;
+
+ if (!pattern)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
+ }
+
+ name = (char *) FcConfigGetAttribute (parse, "name");
+ if (!name)
+ {
+ FcConfigMessage (parse, FcSevereWarning, "missing pattern element name");
+ FcPatternDestroy (pattern);
+ return;
+ }
+
+ for (;;)
+ {
+ value = FcPopValue (parse);
+ if (value.type == FcTypeVoid)
+ break;
+ if (!FcPatternAdd (pattern, name, value, FcTrue))
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ FcValueDestroy(value);
+ break;
+ }
+ FcValueDestroy(value);
+ }
+
+ FcVStackPushPattern (parse, pattern);
+}
+
+static void
+FcParsePattern (FcConfigParse *parse)
+{
+ FcVStack *vstack;
+ FcPattern *pattern = FcPatternCreate ();
+
+ if (!pattern)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ return;
+ }
+
+ while ((vstack = FcVStackPeek (parse)))
+ {
+ switch (vstack->tag) {
+ case FcVStackPattern:
+ if (!FcPatternAppend (pattern, vstack->u.pattern))
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ FcPatternDestroy (pattern);
+ return;
+ }
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereWarning, "unknown pattern element");
+ break;
+ }
+ FcVStackPopAndDestroy (parse);
+ }
+
+ FcVStackPushPattern (parse, pattern);
+}
+
+static void
+FcEndElement(void *userData, const XML_Char *name)
+{
+ FcConfigParse *parse = userData;
+ FcChar8 *data;
+#ifdef _WIN32
+ FcChar8 buffer[1000];
+#endif
+
+ if (!parse->pstack)
+ return;
+ switch (parse->pstack->element) {
+ case FcElementNone:
+ break;
+ case FcElementFontconfig:
+ break;
+ case FcElementDir:
+ data = FcStrBufDoneStatic (&parse->pstack->str);
+ if (!data)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ break;
}
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "match"))
+#ifdef _WIN32
+ if (strcmp (data, "CUSTOMFONTDIR") == 0)
{
- if (!FcConfigParseMatch (config, doc, node))
+ char *p;
+ data = buffer;
+ if (!GetModuleFileName (NULL, buffer, sizeof (buffer) - 20))
+ {
+ FcConfigMessage (parse, FcSevereError, "GetModuleFileName failed");
+ break;
+ }
+ /*
+ * Must use the multi-byte aware function to search
+ * for backslash because East Asian double-byte code
+ * pages have characters with backslash as the second
+ * byte.
+ */
+ p = _mbsrchr (data, '\\');
+ if (p) *p = '\0';
+ strcat (data, "\\fonts");
+ }
+ else if (strcmp (data, "APPSHAREFONTDIR") == 0)
+ {
+ char *p;
+ data = buffer;
+ if (!GetModuleFileName (NULL, buffer, sizeof (buffer) - 20))
+ {
+ FcConfigMessage (parse, FcSevereError, "GetModuleFileName failed");
+ break;
+ }
+ p = _mbsrchr (data, '\\');
+ if (p) *p = '\0';
+ strcat (data, "\\..\\share\\fonts");
+ }
+ else if (strcmp (data, "WINDOWSFONTDIR") == 0)
+ {
+ int rc;
+ data = buffer;
+#if _WIN32_WINNT >= 0x0500
+ rc = GetSystemWindowsDirectory (buffer, sizeof (buffer) - 20);
+#else
+ rc = GetWindowsDirectory (buffer, sizeof (buffer) - 20);
+#endif
+ if (rc == 0 || rc > sizeof (buffer) - 20)
+ {
+ FcConfigMessage (parse, FcSevereError, "GetSystemWindowsDirectory failed");
break;
+ }
+ if (data [strlen (data) - 1] != '\\')
+ strcat (data, "\\");
+ strcat (data, "fonts");
+ }
+#endif
+ if (strlen ((char *) data) == 0)
+ FcConfigMessage (parse, FcSevereWarning, "empty font directory name ignored");
+ else if (!FcStrUsesHome (data) || FcConfigHome ())
+ {
+ if (!FcConfigAddDir (parse->config, data))
+ FcConfigMessage (parse, FcSevereError, "out of memory; cannot add directory %s", data);
}
- else if (!FcStrCmpIgnoreCase ((FcChar8 *) node->name, (FcChar8 *) "alias"))
+ FcStrBufDestroy (&parse->pstack->str);
+ break;
+ case FcElementCacheDir:
+ data = FcStrBufDone (&parse->pstack->str);
+ if (!data)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+ break;
+ }
+#ifdef _WIN32
+ if (strcmp (data, "WINDOWSTEMPDIR_FONTCONFIG_CACHE") == 0)
{
- if (!FcConfigParseAlias (config, doc, node))
+ int rc;
+ FcStrFree (data);
+ data = malloc (1000);
+ if (!data)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
break;
+ }
+ FcMemAlloc (FC_MEM_STRING, 1000);
+ rc = GetTempPath (800, data);
+ if (rc == 0 || rc > 800)
+ {
+ FcConfigMessage (parse, FcSevereError, "GetTempPath failed");
+ FcStrFree (data);
+ break;
+ }
+ if (data [strlen (data) - 1] != '\\')
+ strcat (data, "\\");
+ strcat (data, "fontconfig\\cache");
}
- else
+#endif
+ if (!FcStrUsesHome (data) || FcConfigHome ())
{
- FcConfigParseError ("invalid element %s", node->name);
+ if (!FcConfigAddCacheDir (parse->config, data))
+ FcConfigMessage (parse, FcSevereError, "out of memory; cannot add cache directory %s", data);
+ }
+ FcStrFree (data);
+ break;
+
+ case FcElementCache:
+ data = FcStrBufDoneStatic (&parse->pstack->str);
+ if (!data)
+ {
+ FcConfigMessage (parse, FcSevereError, "out of memory");
break;
- }
+ }
+ /* discard this data; no longer used */
+ FcStrBufDestroy (&parse->pstack->str);
+ break;
+ case FcElementInclude:
+ FcParseInclude (parse);
+ break;
+ case FcElementConfig:
+ break;
+ case FcElementMatch:
+ FcParseMatch (parse);
+ break;
+ case FcElementAlias:
+ FcParseAlias (parse);
+ break;
+
+ case FcElementBlank:
+ FcParseBlank (parse);
+ break;
+ case FcElementRescan:
+ FcParseRescan (parse);
+ break;
+
+ case FcElementPrefer:
+ FcParseFamilies (parse, FcVStackPrefer);
+ break;
+ case FcElementAccept:
+ FcParseFamilies (parse, FcVStackAccept);
+ break;
+ case FcElementDefault:
+ FcParseFamilies (parse, FcVStackDefault);
+ break;
+ case FcElementFamily:
+ FcParseFamily (parse);
+ break;
+
+ case FcElementTest:
+ FcParseTest (parse);
+ break;
+ case FcElementEdit:
+ FcParseEdit (parse);
+ break;
+
+ case FcElementInt:
+ FcParseInt (parse);
+ break;
+ case FcElementDouble:
+ FcParseDouble (parse);
+ break;
+ case FcElementString:
+ FcParseString (parse, FcVStackString);
+ break;
+ case FcElementMatrix:
+ FcParseMatrix (parse);
+ break;
+ case FcElementBool:
+ FcParseBool (parse);
+ break;
+ case FcElementCharset:
+/* FcParseCharset (parse); */
+ break;
+ case FcElementSelectfont:
+ break;
+ case FcElementAcceptfont:
+ case FcElementRejectfont:
+ FcParseAcceptRejectFont (parse, parse->pstack->element);
+ break;
+ case FcElementGlob:
+ FcParseString (parse, FcVStackGlob);
+ break;
+ case FcElementPattern:
+ FcParsePattern (parse);
+ break;
+ case FcElementPatelt:
+ FcParsePatelt (parse);
+ break;
+ case FcElementName:
+ FcParseString (parse, FcVStackField);
+ break;
+ case FcElementConst:
+ FcParseString (parse, FcVStackConstant);
+ break;
+ case FcElementOr:
+ FcParseBinary (parse, FcOpOr);
+ break;
+ case FcElementAnd:
+ FcParseBinary (parse, FcOpAnd);
+ break;
+ case FcElementEq:
+ FcParseBinary (parse, FcOpEqual);
+ break;
+ case FcElementNotEq:
+ FcParseBinary (parse, FcOpNotEqual);
+ break;
+ case FcElementLess:
+ FcParseBinary (parse, FcOpLess);
+ break;
+ case FcElementLessEq:
+ FcParseBinary (parse, FcOpLessEqual);
+ break;
+ case FcElementMore:
+ FcParseBinary (parse, FcOpMore);
+ break;
+ case FcElementMoreEq:
+ FcParseBinary (parse, FcOpMoreEqual);
+ break;
+ case FcElementContains:
+ FcParseBinary (parse, FcOpContains);
+ break;
+ case FcElementNotContains:
+ FcParseBinary (parse, FcOpNotContains);
+ break;
+ case FcElementPlus:
+ FcParseBinary (parse, FcOpPlus);
+ break;
+ case FcElementMinus:
+ FcParseBinary (parse, FcOpMinus);
+ break;
+ case FcElementTimes:
+ FcParseBinary (parse, FcOpTimes);
+ break;
+ case FcElementDivide:
+ FcParseBinary (parse, FcOpDivide);
+ break;
+ case FcElementNot:
+ FcParseUnary (parse, FcOpNot);
+ break;
+ case FcElementIf:
+ FcParseBinary (parse, FcOpQuest);
+ break;
+ case FcElementFloor:
+ FcParseUnary (parse, FcOpFloor);
+ break;
+ case FcElementCeil:
+ FcParseUnary (parse, FcOpCeil);
+ break;
+ case FcElementRound:
+ FcParseUnary (parse, FcOpRound);
+ break;
+ case FcElementTrunc:
+ FcParseUnary (parse, FcOpTrunc);
+ break;
+ case FcElementUnknown:
+ break;
}
- if (node)
- return FcFalse;
- return FcTrue;
+ (void) FcPStackPop (parse);
+}
+
+static void
+FcCharacterData (void *userData, const XML_Char *s, int len)
+{
+ FcConfigParse *parse = userData;
+
+ if (!parse->pstack)
+ return;
+ if (!FcStrBufData (&parse->pstack->str, (FcChar8 *) s, len))
+ FcConfigMessage (parse, FcSevereError, "out of memory");
+}
+
+static void
+FcStartDoctypeDecl (void *userData,
+ const XML_Char *doctypeName,
+ const XML_Char *sysid,
+ const XML_Char *pubid,
+ int has_internal_subset)
+{
+ FcConfigParse *parse = userData;
+
+ if (strcmp ((char *) doctypeName, "fontconfig") != 0)
+ FcConfigMessage (parse, FcSevereError, "invalid doctype \"%s\"", doctypeName);
+}
+
+#ifdef ENABLE_LIBXML2
+
+static void
+FcInternalSubsetDecl (void *userData,
+ const XML_Char *doctypeName,
+ const XML_Char *sysid,
+ const XML_Char *pubid)
+{
+ FcStartDoctypeDecl (userData, doctypeName, sysid, pubid, 1);
+}
+
+static void
+FcExternalSubsetDecl (void *userData,
+ const XML_Char *doctypeName,
+ const XML_Char *sysid,
+ const XML_Char *pubid)
+{
+ FcStartDoctypeDecl (userData, doctypeName, sysid, pubid, 0);
+}
+
+#else /* ENABLE_LIBXML2 */
+
+static void
+FcEndDoctypeDecl (void *userData)
+{
+}
+
+#endif /* ENABLE_LIBXML2 */
+
+static int
+FcSortCmpStr (const void *a, const void *b)
+{
+ const FcChar8 *as = *((FcChar8 **) a);
+ const FcChar8 *bs = *((FcChar8 **) b);
+ return FcStrCmp (as, bs);
+}
+
+static FcBool
+FcConfigParseAndLoadDir (FcConfig *config,
+ const FcChar8 *name,
+ const FcChar8 *dir,
+ FcBool complain)
+{
+ DIR *d;
+ struct dirent *e;
+ FcBool ret = FcTrue;
+ FcChar8 *file;
+ FcChar8 *base;
+ FcStrSet *files;
+
+ d = opendir ((char *) dir);
+ if (!d)
+ {
+ if (complain)
+ FcConfigMessage (0, FcSevereError, "Cannot open config dir \"%s\"",
+ name);
+ ret = FcFalse;
+ goto bail0;
+ }
+ /* freed below */
+ file = (FcChar8 *) malloc (strlen ((char *) dir) + 1 + FC_MAX_FILE_LEN + 1);
+ if (!file)
+ {
+ ret = FcFalse;
+ goto bail1;
+ }
+
+ strcpy ((char *) file, (char *) dir);
+ strcat ((char *) file, "/");
+ base = file + strlen ((char *) file);
+
+ files = FcStrSetCreate ();
+ if (!files)
+ {
+ ret = FcFalse;
+ goto bail2;
+ }
+
+ if (FcDebug () & FC_DBG_CONFIG)
+ printf ("\tScanning config dir %s\n", dir);
+
+ while (ret && (e = readdir (d)))
+ {
+ int d_len;
+#define TAIL ".conf"
+#define TAIL_LEN 5
+ /*
+ * Add all files of the form [0-9]*.conf
+ */
+ if ('0' <= e->d_name[0] && e->d_name[0] <= '9' &&
+ (d_len = strlen (e->d_name)) < FC_MAX_FILE_LEN &&
+ d_len > TAIL_LEN &&
+ strcmp (e->d_name + d_len - TAIL_LEN, TAIL) == 0)
+ {
+ strcpy ((char *) base, (char *) e->d_name);
+ if (!FcStrSetAdd (files, file))
+ {
+ ret = FcFalse;
+ goto bail3;
+ }
+ }
+ }
+ if (ret)
+ {
+ int i;
+ qsort (files->strs, files->num, sizeof (FcChar8 *),
+ (int (*)(const void *, const void *)) FcSortCmpStr);
+ for (i = 0; ret && i < files->num; i++)
+ ret = FcConfigParseAndLoad (config, files->strs[i], complain);
+ }
+bail3:
+ FcStrSetDestroy (files);
+bail2:
+ free (file);
+bail1:
+ closedir (d);
+bail0:
+ return ret || !complain;
}
FcBool
FcConfigParseAndLoad (FcConfig *config,
- const FcChar8 *file,
+ const FcChar8 *name,
FcBool complain)
{
- xmlDocPtr doc;
- FcBool ret;
- doc = FcConfigLoad (file);
- if (doc)
+ XML_Parser p;
+ FcChar8 *filename;
+ int fd;
+ int len;
+ FcConfigParse parse;
+ FcBool error = FcTrue;
+
+#ifdef ENABLE_LIBXML2
+ xmlSAXHandler sax;
+ char buf[BUFSIZ];
+#else
+ void *buf;
+#endif
+
+ filename = FcConfigFilename (name);
+ if (!filename)
+ goto bail0;
+
+ if (FcStrSetMember (config->configFiles, filename))
{
- ret = FcConfigAddConfigFile (config, file);
- if (ret)
- ret = FcConfigParse (config, doc);
- xmlFreeDoc (doc);
+ FcStrFree (filename);
+ return FcTrue;
+ }
+
+ if (!FcStrSetAdd (config->configFiles, filename))
+ {
+ FcStrFree (filename);
+ goto bail0;
+ }
+
+ if (FcFileIsDir (filename))
+ {
+ FcBool ret = FcConfigParseAndLoadDir (config, name, filename, complain);
+ FcStrFree (filename);
return ret;
}
- if (complain)
+
+ if (FcDebug () & FC_DBG_CONFIG)
+ printf ("\tLoading config file %s\n", filename);
+
+ fd = open ((char *) filename, O_RDONLY);
+ if (fd == -1) {
+ FcStrFree (filename);
+ goto bail0;
+ }
+
+#ifdef ENABLE_LIBXML2
+ memset(&sax, 0, sizeof(sax));
+
+ sax.internalSubset = FcInternalSubsetDecl;
+ sax.externalSubset = FcExternalSubsetDecl;
+ sax.startElement = FcStartElement;
+ sax.endElement = FcEndElement;
+ sax.characters = FcCharacterData;
+
+ p = xmlCreatePushParserCtxt (&sax, &parse, NULL, 0, (const char *) filename);
+#else
+ p = XML_ParserCreate ("UTF-8");
+#endif
+ FcStrFree (filename);
+
+ if (!p)
+ goto bail1;
+
+ if (!FcConfigInit (&parse, name, config, p))
+ goto bail2;
+
+#ifndef ENABLE_LIBXML2
+
+ XML_SetUserData (p, &parse);
+
+ XML_SetDoctypeDeclHandler (p, FcStartDoctypeDecl, FcEndDoctypeDecl);
+ XML_SetElementHandler (p, FcStartElement, FcEndElement);
+ XML_SetCharacterDataHandler (p, FcCharacterData);
+
+#endif /* ENABLE_LIBXML2 */
+
+ do {
+#ifndef ENABLE_LIBXML2
+ buf = XML_GetBuffer (p, BUFSIZ);
+ if (!buf)
+ {
+ FcConfigMessage (&parse, FcSevereError, "cannot get parse buffer");
+ goto bail3;
+ }
+#endif
+ len = read (fd, buf, BUFSIZ);
+ if (len < 0)
+ {
+ FcConfigMessage (&parse, FcSevereError, "failed reading config file");
+ goto bail3;
+ }
+
+#ifdef ENABLE_LIBXML2
+ if (xmlParseChunk (p, buf, len, len == 0))
+#else
+ if (!XML_ParseBuffer (p, len, len == 0))
+#endif
+ {
+ FcConfigMessage (&parse, FcSevereError, "%s",
+ XML_ErrorString (XML_GetErrorCode (p)));
+ goto bail3;
+ }
+ } while (len != 0);
+ error = parse.error;
+bail3:
+ FcConfigCleanup (&parse);
+bail2:
+ XML_ParserFree (p);
+bail1:
+ close (fd);
+ fd = -1;
+bail0:
+ if (error && complain)
{
- if (file)
- FcConfigParseError ("Cannot load config file \"%s\"", file);
+ if (name)
+ FcConfigMessage (0, FcSevereError, "Cannot load config file \"%s\"", name);
else
- FcConfigParseError ("Cannot load default config file");
+ FcConfigMessage (0, FcSevereError, "Cannot load default config file");
return FcFalse;
}
return FcTrue;
}
+#define __fcxml__
+#include "fcaliastail.h"
+#undef __fcxml__
git.wh0rd.org / fontconfig.git / blobdiff