/work/workdir/UnpackedTarball/fontconfig/src/fcxml.c

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/*
 * fontconfig/src/fcxml.c
 *
 * 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
 * the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of the author(s) not be used in
 * advertising or publicity pertaining to distribution of the software without
 * specific, written prior permission.  The authors make no
 * representations about the suitability of this software for any purpose.  It
 * is provided "as is" without express or implied warranty.
 *
 * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * 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 "fcint.h"

#include <fcntl.h>
#include <stdarg.h>
#include <string.h>

#ifdef HAVE_DIRENT_H
#  include <dirent.h>
#endif

#ifdef ENABLE_LIBXML2

#  include <libxml/parser.h>

#  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

#else /* ENABLE_LIBXML2 */

#  ifndef HAVE_XMLPARSE_H
#    define HAVE_XMLPARSE_H 0
#  endif

#  if HAVE_XMLPARSE_H
#    include <xmlparse.h>
#  else
#    include <expat.h>
#  endif

#endif /* ENABLE_LIBXML2 */

#ifdef _WIN32
#  include <mbstring.h>
extern FcChar8               fontconfig_instprefix[];
pfnGetSystemWindowsDirectory pGetSystemWindowsDirectory = NULL;
pfnSHGetFolderPathA          pSHGetFolderPathA = NULL;
static void
_ensureWin32GettersReady ();
#endif

static void
FcExprDestroy (FcExpr *e);
static FcBool
_FcConfigParse (FcConfig      *config,
                const FcChar8 *name,
                FcBool         complain,
                FcBool         load);

void
FcTestDestroy (FcTest *test)
{
    FcExprDestroy (test->expr);
    free (test);
}

void
FcRuleDestroy (FcRule *rule)
{
    FcRule *n = rule->next;

    switch (rule->type) {
    case FcRuleTest:
  FcTestDestroy (rule->u.test);
  break;
    case FcRuleEdit:
  FcEditDestroy (rule->u.edit);
  break;
    case FcRuleUnknown:
    default:
  break;
    }
    free (rule);
    if (n)
  FcRuleDestroy (n);
}

static FcExpr *
FcExprCreateInteger (FcConfig *config, int i)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpInteger;
  e->u.ival = i;
    }
    return e;
}

static FcExpr *
FcExprCreateDouble (FcConfig *config, double d)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpDouble;
  e->u.dval = d;
    }
    return e;
}

static FcExpr *
FcExprCreateString (FcConfig *config, const FcChar8 *s)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpString;
  e->u.sval = FcStrdup (s);
    }
    return e;
}

static FcExprMatrix *
FcExprMatrixCopyShallow (const FcExprMatrix *matrix)
{
    FcExprMatrix *m = malloc (sizeof (FcExprMatrix));
    if (m) {
  *m = *matrix;
    }
    return m;
}

static void
FcExprMatrixFreeShallow (FcExprMatrix *m)
{
    if (!m)
  return;

    free (m);
}

static void
FcExprMatrixFree (FcExprMatrix *m)
{
    if (!m)
  return;

    FcExprDestroy (m->xx);
    FcExprDestroy (m->xy);
    FcExprDestroy (m->yx);
    FcExprDestroy (m->yy);

    free (m);
}

static FcExpr *
FcExprCreateMatrix (FcConfig *config, const FcExprMatrix *matrix)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpMatrix;
  e->u.mexpr = FcExprMatrixCopyShallow (matrix);
    }
    return e;
}

static FcExpr *
FcExprCreateRange (FcConfig *config, FcRange *range)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpRange;
  e->u.rval = FcRangeCopy (range);
    }
    return e;
}

static FcExpr *
FcExprCreateBool (FcConfig *config, FcBool b)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpBool;
  e->u.bval = b;
    }
    return e;
}

static FcExpr *
FcExprCreateCharSet (FcConfig *config, FcCharSet *charset)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpCharSet;
  e->u.cval = FcCharSetCopy (charset);
    }
    return e;
}

static FcExpr *
FcExprCreateLangSet (FcConfig *config, FcLangSet *langset)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpLangSet;
  e->u.lval = FcLangSetCopy (langset);
    }
    return e;
}

static FcExpr *
FcExprCreateName (FcConfig *config, FcExprName name)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpField;
  e->u.name = name;
    }
    return e;
}

static FcExpr *
FcExprCreateConst (FcConfig *config, const FcChar8 *constant)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = FcOpConst;
  e->u.constant = FcStrdup (constant);
    }
    return e;
}

static FcExpr *
FcExprCreateOp (FcConfig *config, FcExpr *left, FcOp op, FcExpr *right)
{
    FcExpr *e = FcConfigAllocExpr (config);
    if (e) {
  e->op = op;
  e->u.tree.left = left;
  e->u.tree.right = right;
    }
    return e;
}

static void
FcExprDestroy (FcExpr *e)
{
    if (!e)
  return;
    switch (FC_OP_GET_OP (e->op)) {
    case FcOpInteger:
  break;
    case FcOpDouble:
  break;
    case FcOpString:
  FcFree (e->u.sval);
  break;
    case FcOpMatrix:
  FcExprMatrixFree (e->u.mexpr);
  break;
    case FcOpRange:
  FcRangeDestroy (e->u.rval);
  break;
    case FcOpCharSet:
  FcCharSetDestroy (e->u.cval);
  break;
    case FcOpLangSet:
  FcLangSetDestroy (e->u.lval);
  break;
    case FcOpBool:
  break;
    case FcOpField:
  break;
    case FcOpConst:
  FcFree (e->u.constant);
  break;
    case FcOpAssign:
    case FcOpAssignReplace:
    case FcOpPrepend:
    case FcOpPrependFirst:
    case FcOpAppend:
    case FcOpAppendLast:
    case FcOpDelete:
    case FcOpDeleteAll:
  break;
    case FcOpOr:
    case FcOpAnd:
    case FcOpEqual:
    case FcOpNotEqual:
    case FcOpLess:
    case FcOpLessEqual:
    case FcOpMore:
    case FcOpMoreEqual:
    case FcOpContains:
    case FcOpListing:
    case FcOpNotContains:
    case FcOpPlus:
    case FcOpMinus:
    case FcOpTimes:
    case FcOpDivide:
    case FcOpQuest:
    case FcOpComma:
  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;
    }

    e->op = FcOpNil;
}

void
FcEditDestroy (FcEdit *e)
{
    if (e->expr)
  FcExprDestroy (e->expr);
    free (e);
}

typedef enum _FcElement {
    FcElementNone,
    FcElementFontconfig,
    FcElementDir,
    FcElementCacheDir,
    FcElementCache,
    FcElementInclude,
    FcElementConfig,
    FcElementMatch,
    FcElementAlias,
    FcElementDescription,
    FcElementRemapDir,
    FcElementResetDirs,

    FcElementRescan,

    FcElementPrefer,
    FcElementAccept,
    FcElementDefault,
    FcElementFamily,

    FcElementSelectfont,
    FcElementAcceptfont,
    FcElementRejectfont,
    FcElementGlob,
    FcElementPattern,
    FcElementPatelt,

    FcElementTest,
    FcElementEdit,
    FcElementInt,
    FcElementDouble,
    FcElementString,
    FcElementMatrix,
    FcElementRange,
    FcElementBool,
    FcElementCharSet,
    FcElementLangSet,
    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       },
    { "description",  FcElementDescription },
    { "remap-dir",    FcElementRemapDir    },
    { "reset-dirs",   FcElementResetDirs   },

    { "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      },
    { "range",        FcElementRange       },
    { "bool",         FcElementBool        },
    { "charset",      FcElementCharSet     },
    { "langset",      FcElementLangSet     },
    { "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 const char *fcElementIgnoreName[16] = {
    "its:",
    NULL
};

static FcElement
FcElementMap (const XML_Char *name)
{
    int i;
    for (i = 0; i < NUM_ELEMENT_MAPS; i++)
  if (!strcmp ((char *)name, fcElementMap[i].name))
      return fcElementMap[i].element;
    for (i = 0; fcElementIgnoreName[i] != NULL; i++)
  if (!strncmp ((char *)name, fcElementIgnoreName[i], strlen (fcElementIgnoreName[i])))
      return FcElementNone;
    return FcElementUnknown;
}

static const char *
FcElementReverseMap (FcElement e)
{
    int i;

    for (i = 0; i < NUM_ELEMENT_MAPS; i++)
  if (fcElementMap[i].element == e)
      return fcElementMap[i].name;

    return NULL;
}

typedef struct _FcPStack {
    struct _FcPStack *prev;
    FcElement         element;
    FcChar8         **attr;
    FcStrBuf          str;
    FcChar8          *attr_buf_static[16];
} FcPStack;

typedef enum _FcVStackTag {
    FcVStackNone,

    FcVStackString,
    FcVStackFamily,
    FcVStackConstant,
    FcVStackGlob,
    FcVStackName,
    FcVStackPattern,

    FcVStackPrefer,
    FcVStackAccept,
    FcVStackDefault,

    FcVStackInteger,
    FcVStackDouble,
    FcVStackMatrix,
    FcVStackRange,
    FcVStackBool,
    FcVStackCharSet,
    FcVStackLangSet,

    FcVStackTest,
    FcVStackExpr,
    FcVStackEdit
} FcVStackTag;

typedef struct _FcVStack {
    struct _FcVStack *prev;
    FcPStack         *pstack; /* related parse element */
    FcVStackTag       tag;
    union {
  FcChar8 *string;

  int           integer;
  double        _double;
  FcExprMatrix *matrix;
  FcRange      *range;
  FcBool        bool_;
  FcCharSet    *charset;
  FcLangSet    *langset;
  FcExprName    name;

  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;
    FcRuleSet     *ruleset;
    XML_Parser     parser;
    unsigned int   pstack_static_used;
    FcPStack       pstack_static[8];
    unsigned int   vstack_static_used;
    FcVStack       vstack_static[64];
    FcBool         scanOnly;
} FcConfigParse;

typedef enum _FcConfigSeverity {
    FcSevereInfo,
    FcSevereWarning,
    FcSevereError
} FcConfigSeverity;

static void
FcConfigMessage (FcConfigParse *parse, FcConfigSeverity severe, const char *fmt, ...)
{
    const char *s = "unknown";
    va_list     args;

    va_start (args, fmt);

    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 FcExpr *
FcPopExpr (FcConfigParse *parse);

static const char *
FcTypeName (FcType type)
{
    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";
    case FcTypeRange:
  return "range";
    case FcTypeUnknown:
    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) {
  if ((value == FcTypeLangSet && type == FcTypeString) ||
      (value == FcTypeString && type == FcTypeLangSet) ||
      (value == FcTypeDouble && type == FcTypeRange))
      return;
  if (type == FcTypeUnknown)
      return;
  /* It's perfectly fine to use user-define elements in expressions,
   * so don't warn in that case. */
  if (value == FcTypeUnknown)
      return;
  FcConfigMessage (parse, FcSevereWarning, "saw %s, expected %s",
                   FcTypeName (value), FcTypeName (type));
    }
}

static void
FcTypecheckExpr (FcConfigParse *parse, FcExpr *expr, FcType type)
{
    const FcObjectType *o;
    const FcConstant   *c;

    /* If parsing the expression failed, some nodes may be NULL */
    if (!expr)
  return;

    switch (FC_OP_GET_OP (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 FcOpLangSet:
  FcTypecheckValue (parse, FcTypeLangSet, type);
  break;
    case FcOpRange:
  FcTypecheckValue (parse, FcTypeRange, type);
  break;
    case FcOpNil:
  break;
    case FcOpField:
  o = FcNameGetObjectType (FcObjectName (expr->u.name.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,
              unsigned int   compare,
              FcExpr        *expr)
{
    FcTest *test = (FcTest *)malloc (sizeof (FcTest));

    if (test) {
  const FcObjectType *o;

  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 test;
}

static FcEdit *
FcEditCreate (FcConfigParse *parse,
              FcObject       object,
              FcOp           op,
              FcExpr        *expr,
              FcValueBinding binding)
{
    FcEdit *e = (FcEdit *)malloc (sizeof (FcEdit));

    if (e) {
  const FcObjectType *o;

  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 FcRule *
FcRuleCreate (FcRuleType type,
              void      *p)
{
    FcRule *r = (FcRule *)malloc (sizeof (FcRule));

    if (!r)
  return NULL;

    r->next = NULL;
    r->type = type;
    switch (type) {
    case FcRuleTest:
  r->u.test = (FcTest *)p;
  break;
    case FcRuleEdit:
  r->u.edit = (FcEdit *)p;
  break;
    case FcRuleUnknown:
    default:
  free (r);
  r = NULL;
  break;
    }

    return r;
}

static FcVStack *
FcVStackCreateAndPush (FcConfigParse *parse)
{
    FcVStack *newp;

    if (parse->vstack_static_used < sizeof (parse->vstack_static) / sizeof (parse->vstack_static[0]))
  newp = &parse->vstack_static[parse->vstack_static_used++];
    else {
  newp = malloc (sizeof (FcVStack));
  if (!newp)
      return 0;
    }
    newp->tag = FcVStackNone;
    newp->prev = 0;

    newp->prev = parse->vstack;
    newp->pstack = parse->pstack ? parse->pstack->prev : 0;
    parse->vstack = newp;

    return newp;
}

static FcBool
FcVStackPushString (FcConfigParse *parse, FcVStackTag tag, FcChar8 *string)
{
    FcVStack *vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.string = string;
    vstack->tag = tag;
    return FcTrue;
}

static FcBool
FcVStackPushInteger (FcConfigParse *parse, int integer)
{
    FcVStack *vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.integer = integer;
    vstack->tag = FcVStackInteger;
    return FcTrue;
}

static FcBool
FcVStackPushDouble (FcConfigParse *parse, double _double)
{
    FcVStack *vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u._double = _double;
    vstack->tag = FcVStackDouble;
    return FcTrue;
}

static FcBool
FcVStackPushMatrix (FcConfigParse *parse, FcExprMatrix *matrix)
{
    FcVStack *vstack;
    vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.matrix = FcExprMatrixCopyShallow (matrix);
    vstack->tag = FcVStackMatrix;
    return FcTrue;
}

static FcBool
FcVStackPushRange (FcConfigParse *parse, FcRange *range)
{
    FcVStack *vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.range = range;
    vstack->tag = FcVStackRange;
    return FcTrue;
}

static FcBool
FcVStackPushBool (FcConfigParse *parse, FcBool bool_)
{
    FcVStack *vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.bool_ = bool_;
    vstack->tag = FcVStackBool;
    return FcTrue;
}

static FcBool
FcVStackPushCharSet (FcConfigParse *parse, FcCharSet *charset)
{
    FcVStack *vstack;
    if (!charset)
  return FcFalse;
    vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.charset = charset;
    vstack->tag = FcVStackCharSet;
    return FcTrue;
}

static FcBool
FcVStackPushLangSet (FcConfigParse *parse, FcLangSet *langset)
{
    FcVStack *vstack;
    if (!langset)
  return FcFalse;
    vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.langset = langset;
    vstack->tag = FcVStackLangSet;
    return FcTrue;
}

static FcBool
FcVStackPushName (FcConfigParse *parse, FcMatchKind kind, FcObject object)
{
    FcVStack *vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.name.object = object;
    vstack->u.name.kind = kind;
    vstack->tag = FcVStackName;
    return FcTrue;
}

static FcBool
FcVStackPushTest (FcConfigParse *parse, FcTest *test)
{
    FcVStack *vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.test = test;
    vstack->tag = FcVStackTest;
    return FcTrue;
}

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
FcVStackPushEdit (FcConfigParse *parse, FcEdit *edit)
{
    FcVStack *vstack = FcVStackCreateAndPush (parse);
    if (!vstack)
  return FcFalse;
    vstack->u.edit = edit;
    vstack->tag = FcVStackEdit;
    return FcTrue;
}

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 FcVStack *
FcVStackFetch (FcConfigParse *parse, int off)
{
    FcVStack *vstack;

    for (vstack = parse->vstack; vstack && off-- > 0; vstack = vstack->prev)
  ;
    return vstack;
}

static FcVStack *
FcVStackPeek (FcConfigParse *parse)
{
    FcVStack *vstack = parse->vstack;

    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 FcVStackName:
  break;
    case FcVStackFamily:
  break;
    case FcVStackString:
    case FcVStackConstant:
    case FcVStackGlob:
  FcStrFree (vstack->u.string);
  break;
    case FcVStackPattern:
  FcPatternDestroy (vstack->u.pattern);
  break;
    case FcVStackInteger:
    case FcVStackDouble:
  break;
    case FcVStackMatrix:
  FcExprMatrixFreeShallow (vstack->u.matrix);
  break;
    case FcVStackBool:
  break;
    case FcVStackRange:
  FcRangeDestroy (vstack->u.range);
  break;
    case FcVStackCharSet:
  FcCharSetDestroy (vstack->u.charset);
  break;
    case FcVStackLangSet:
  FcLangSetDestroy (vstack->u.langset);
  break;
    case FcVStackTest:
  FcTestDestroy (vstack->u.test);
  break;
    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
  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 **newp;
    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)
  newp = buf;
    else {
  newp = malloc (slen);
  if (!newp) {
      FcConfigMessage (0, FcSevereError, "out of memory");
      return 0;
  }
    }
    s = (FcChar8 *)(newp + (i + 1));
    for (i = 0; attr[i]; i++) {
  newp[i] = s;
  strcpy ((char *)s, (char *)attr[i]);
  s += strlen ((char *)s) + 1;
    }
    newp[i] = 0;
    return newp;
}

static FcBool
FcPStackPush (FcConfigParse *parse, FcElement element, const XML_Char **attr)
{
    FcPStack *newp;

    if (parse->pstack_static_used < sizeof (parse->pstack_static) / sizeof (parse->pstack_static[0]))
  newp = &parse->pstack_static[parse->pstack_static_used++];
    else {
  newp = malloc (sizeof (FcPStack));
  if (!newp)
      return FcFalse;
    }

    newp->prev = parse->pstack;
    newp->element = element;
    newp->attr = FcConfigSaveAttr (attr, newp->attr_buf_static, sizeof (newp->attr_buf_static));
    FcStrBufInit (&newp->str, 0, 0);
    parse->pstack = newp;
    return FcTrue;
}

static FcBool
FcPStackPop (FcConfigParse *parse)
{
    FcPStack *old;

    if (!parse->pstack) {
  FcConfigMessage (parse, FcSevereError, "mismatching element");
  return FcFalse;
    }

    /* Don't check the attributes for FcElementNone */
    if (parse->pstack->element != FcElementNone &&
        parse->pstack->attr) {
  /* Warn about unused attrs. */
  FcChar8 **attrs = parse->pstack->attr;
  while (*attrs) {
      if (attrs[0][0]) {
    FcConfigMessage (parse, FcSevereWarning, "invalid attribute '%s'", attrs[0]);
      }
      attrs += 2;
  }
    }

    FcVStackClear (parse);
    old = parse->pstack;
    parse->pstack = old->prev;
    FcStrBufDestroy (&old->str);

    if (old->attr && old->attr != old->attr_buf_static)
  free (old->attr);

    if (old == &parse->pstack_static[parse->pstack_static_used - 1])
  parse->pstack_static_used--;
    else
  free (old);
    return FcTrue;
}

static FcBool
FcConfigParseInit (FcConfigParse *parse,
                   const FcChar8 *name,
                   FcConfig      *config,
                   XML_Parser     parser,
                   FcBool         enabled)
{
    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->ruleset = FcRuleSetCreate (name);
    parse->parser = parser;
    parse->scanOnly = !enabled;
    FcRuleSetEnable (parse->ruleset, enabled);

    return FcTrue;
}

static void
FcConfigCleanup (FcConfigParse *parse)
{
    while (parse->pstack)
  FcPStackPop (parse);
    FcRuleSetDestroy (parse->ruleset);
    parse->ruleset = NULL;
}

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)) {
      attrs[0][0] = '\0'; /* Mark as used. */
      return attrs[1];
  }
  attrs += 2;
    }
    return 0;
}

static FcStrSet *
_get_real_paths_from_prefix (FcConfigParse *parse, const FcChar8 *path, const FcChar8 *prefix)
{
#ifdef _WIN32
    FcChar8 buffer[1000] = { 0 };
#endif
    FcChar8  *parent = NULL, *retval = NULL;
    FcStrSet *e = NULL;

    if (prefix) {
  if (FcStrCmp (prefix, (const FcChar8 *)"xdg") == 0) {
      parent = FcConfigXdgDataHome();
      if (!parent) {
    /* Home directory might be disabled */
    return NULL;
      }
      e = FcConfigXdgDataDirs();
      if (!e) {
    FcStrFree (parent);
    return NULL;
      }
  } else if (FcStrCmp (prefix, (const FcChar8 *)"default") == 0 ||
             FcStrCmp (prefix, (const FcChar8 *)"cwd") == 0) {
      /* Nothing to do */
  } else if (FcStrCmp (prefix, (const FcChar8 *)"relative") == 0) {
      FcChar8 *p = FcStrRealPath (parse->name);

      if (!p)
    return NULL;
      parent = FcStrDirname (p);
      FcStrFree (p);
      if (!parent)
    return NULL;
  }
    }
#ifndef _WIN32
    /* For Win32, check this later for dealing with special cases */
    else {
  if (!FcStrIsAbsoluteFilename (path) && path[0] != '~')
      FcConfigMessage (parse, FcSevereWarning, "Use of ambiguous path in <%s> element. please add prefix=\"cwd\" if current behavior is desired.", FcElementReverseMap (parse->pstack->element));
    }
#else
    if (strcmp ((const char *)path, "CUSTOMFONTDIR") == 0) {
  FcChar8 *p;
  path = buffer;
  if (!GetModuleFileName (NULL, (LPCH)buffer, sizeof (buffer) - 20)) {
      FcConfigMessage (parse, FcSevereError, "GetModuleFileName failed");
      return NULL;
  }
  /*
   * 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 (path, '\\');
  if (p)
      *p = '\0';
  strcat ((char *)path, "\\fonts");
    } else if (strcmp ((const char *)path, "APPSHAREFONTDIR") == 0) {
  FcChar8 *p;
  path = buffer;
  if (!GetModuleFileName (NULL, (LPCH)buffer, sizeof (buffer) - 20)) {
      FcConfigMessage (parse, FcSevereError, "GetModuleFileName failed");
      return NULL;
  }
  p = _mbsrchr (path, '\\');
  if (p)
      *p = '\0';
  strcat ((char *)path, "\\..\\share\\fonts");
    } else if (strcmp ((const char *)path, "WINDOWSUSERFONTDIR") == 0) {
  path = buffer;
  if (!(pSHGetFolderPathA && SUCCEEDED (pSHGetFolderPathA (NULL, /* CSIDL_LOCAL_APPDATA */ 28, NULL, 0, (char *)buffer)))) {
      FcConfigMessage (parse, FcSevereError, "SHGetFolderPathA failed");
      return NULL;
  }
  strcat ((char *)path, "\\Microsoft\\Windows\\Fonts");
    } else if (strcmp ((const char *)path, "WINDOWSFONTDIR") == 0) {
  int rc;
  path = buffer;
  _ensureWin32GettersReady();
  rc = pGetSystemWindowsDirectory ((LPSTR)buffer, sizeof (buffer) - 20);
  if (rc == 0 || rc > sizeof (buffer) - 20) {
      FcConfigMessage (parse, FcSevereError, "GetSystemWindowsDirectory failed");
      return NULL;
  }
  if (path[strlen ((const char *)path) - 1] != '\\')
      strcat ((char *)path, "\\");
  strcat ((char *)path, "fonts");
    } else {
  if (!prefix) {
      if (!FcStrIsAbsoluteFilename (path) && path[0] != '~')
    FcConfigMessage (parse, FcSevereWarning, "Use of ambiguous path in <%s> element. please add prefix=\"cwd\" if current behavior is desired.", FcElementReverseMap (parse->pstack->element));
  }
    }
#endif
    if (parent) {
  retval = FcStrBuildFilename (parent, path, NULL);
  FcStrFree (parent);
    } else {
  retval = FcStrdup (path);
    }
    if (!e)
  e = FcStrSetCreate();
    else {
  FcChar8 *s;
  int      i;

  for (i = 0; i < e->num; i++) {
      s = FcStrBuildFilename (e->strs[i], path, NULL);
      FcStrFree (e->strs[i]);
      e->strs[i] = s;
  }
    }
    if (!FcStrSetInsert (e, retval, 0)) {
  FcStrSetDestroy (e);
  e = NULL;
    }
    FcStrFree (retval);

    return e;
}

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
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;

    if (!parse->pstack)
  return;
    s = FcStrBufDoneStatic (&parse->pstack->str);
    if (!s) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  return;
    }
    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);
}

/*
 * idea copied from glib g_ascii_strtod with
 * permission of the author (Alexander Larsson)
 */

#include <locale.h>

static double
FcStrtod (char *s, char **end)
{
#ifndef __BIONIC__
    struct lconv *locale_data;
#endif
    const char *decimal_point;
    int         dlen;
    char       *dot;
    double      v;

    /*
     * Have to swap the decimal point to match the current locale
     * if that locale doesn't use 0x2e
     */
#ifndef __BIONIC__
    locale_data = localeconv();
    decimal_point = locale_data->decimal_point;
    dlen = strlen (decimal_point);
#else
    decimal_point = ".";
    dlen = 1;
#endif

    if ((dot = strchr (s, 0x2e)) &&
        (decimal_point[0] != 0x2e ||
         decimal_point[1] != 0)) {
  char buf[128];
  int  slen = strlen (s);

  if (slen + dlen > (int)sizeof (buf)) {
      if (end)
    *end = s;
      v = 0;
  } else {
      char *buf_end;
      /* mantissa */
      strncpy (buf, s, dot - s);
      /* decimal point */
      strcpy (buf + (dot - s), 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;
  }
    } else
  v = strtod (s, end);
    return v;
}

static void
FcParseDouble (FcConfigParse *parse)
{
    FcChar8 *s, *end;
    double   d;

    if (!parse->pstack)
  return;
    s = FcStrBufDoneStatic (&parse->pstack->str);
    if (!s) {
  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);
}

static void
FcParseString (FcConfigParse *parse, FcVStackTag tag)
{
    FcChar8 *s;

    if (!parse->pstack)
  return;
    s = FcStrBufDone (&parse->pstack->str);
    if (!s) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  return;
    }
    if (!FcVStackPushString (parse, tag, s))
  FcStrFree (s);
}

static void
FcParseName (FcConfigParse *parse)
{
    const FcChar8 *kind_string;
    FcMatchKind    kind;
    FcChar8       *s;
    FcObject       object;

    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, "default"))
      kind = FcMatchDefault;
  else {
      FcConfigMessage (parse, FcSevereWarning, "invalid name target \"%s\"", kind_string);
      return;
  }
    }

    if (!parse->pstack)
  return;
    s = FcStrBufDone (&parse->pstack->str);
    if (!s) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  return;
    }
    object = FcObjectFromName ((const char *)s);

    FcVStackPushName (parse, kind, object);

    FcStrFree (s);
}

static void
FcParseMatrix (FcConfigParse *parse)
{
    FcExprMatrix m;

    m.yy = FcPopExpr (parse);
    m.yx = FcPopExpr (parse);
    m.xy = FcPopExpr (parse);
    m.xx = FcPopExpr (parse);

    if (!m.yy || !m.yx || !m.xy || !m.xx) {
  FcConfigMessage (parse, FcSevereWarning, "Missing values in matrix element");
  return;
    }
    if (FcPopExpr (parse))
  FcConfigMessage (parse, FcSevereError, "wrong number of matrix elements");
    else
  FcVStackPushMatrix (parse, &m);
}

static void
FcParseRange (FcConfigParse *parse)
{
    FcVStack *vstack;
    FcRange  *r;
    FcChar32  n[2] = { 0, 0 };
    int       count = 1;
    double    d[2] = { 0.0L, 0.0L };
    FcBool    dflag = FcFalse;

    while ((vstack = FcVStackPeek (parse))) {
  if (count < 0) {
      FcConfigMessage (parse, FcSevereError, "too many elements in range");
      return;
  }
  switch ((int)vstack->tag) {
  case FcVStackInteger:
      if (dflag)
    d[count] = (double)vstack->u.integer;
      else
    n[count] = vstack->u.integer;
      break;
  case FcVStackDouble:
      if (count == 0 && !dflag)
    d[1] = (double)n[1];
      d[count] = vstack->u._double;
      dflag = FcTrue;
      break;
  default:
      FcConfigMessage (parse, FcSevereError, "invalid element in range");
      if (dflag)
    d[count] = 0.0L;
      else
    n[count] = 0;
      break;
  }
  count--;
  FcVStackPopAndDestroy (parse);
    }
    if (count >= 0) {
  FcConfigMessage (parse, FcSevereError, "invalid range");
  return;
    }
    if (dflag) {
  if (d[0] > d[1]) {
      FcConfigMessage (parse, FcSevereError, "invalid range");
      return;
  }
  r = FcRangeCreateDouble (d[0], d[1]);
    } else {
  if (n[0] > n[1]) {
      FcConfigMessage (parse, FcSevereError, "invalid range");
      return;
  }
  r = FcRangeCreateInteger (n[0], n[1]);
    }
    FcVStackPushRange (parse, r);
}

static FcBool
FcConfigLexBool (FcConfigParse *parse, const FcChar8 *bool_)
{
    FcBool result = FcFalse;

    if (!FcNameBool (bool_, &result))
  FcConfigMessage (parse, FcSevereWarning, "\"%s\" is not known boolean",
                   bool_);
    return result;
}

static void
FcParseBool (FcConfigParse *parse)
{
    FcChar8 *s;

    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 void
FcParseCharSet (FcConfigParse *parse)
{
    FcVStack  *vstack;
    FcCharSet *charset = FcCharSetCreate();
    FcChar32   i, begin, end;
    int        n = 0;

    while ((vstack = FcVStackPeek (parse))) {
  switch ((int)vstack->tag) {
  case FcVStackInteger:
      if (!FcCharSetAddChar (charset, vstack->u.integer)) {
    FcConfigMessage (parse, FcSevereWarning, "invalid character: 0x%04x", vstack->u.integer);
      } else
    n++;
      break;
  case FcVStackRange:
      begin = (FcChar32)vstack->u.range->begin;
      end = (FcChar32)vstack->u.range->end;

      if (begin <= end) {
    for (i = begin; i <= end; i++) {
        if (!FcCharSetAddChar (charset, i)) {
      FcConfigMessage (parse, FcSevereWarning, "invalid character: 0x%04x", i);
        } else
      n++;
    }
      }
      break;
  default:
      FcConfigMessage (parse, FcSevereError, "invalid element in charset");
      break;
  }
  FcVStackPopAndDestroy (parse);
    }
    if (n > 0)
  FcVStackPushCharSet (parse, charset);
    else
  FcCharSetDestroy (charset);
}

static void
FcParseLangSet (FcConfigParse *parse)
{
    FcVStack  *vstack;
    FcLangSet *langset = FcLangSetCreate();
    int        n = 0;

    while ((vstack = FcVStackPeek (parse))) {
  switch ((int)vstack->tag) {
  case FcVStackString:
      if (!FcLangSetAdd (langset, vstack->u.string)) {
    FcConfigMessage (parse, FcSevereWarning, "invalid langset: %s", vstack->u.string);
      } else
    n++;
      break;
  default:
      FcConfigMessage (parse, FcSevereError, "invalid element in langset");
      break;
  }
  FcVStackPopAndDestroy (parse);
    }
    if (n > 0)
  FcVStackPushLangSet (parse, langset);
    else
  FcLangSetDestroy (langset);
}

static FcBool
FcConfigLexBinding (FcConfigParse  *parse,
                    const FcChar8  *binding_string,
                    FcValueBinding *binding_ret)
{
    FcValueBinding binding;

    if (!binding_string)
  binding = FcValueBindingWeak;
    else {
  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 {
      FcConfigMessage (parse, FcSevereWarning, "invalid binding \"%s\"", binding_string);
      return FcFalse;
  }
    }
    *binding_ret = binding;
    return FcTrue;
}

static void
FcParseFamilies (FcConfigParse *parse, FcVStackTag tag)
{
    FcVStack *vstack;
    FcExpr   *left, *expr = 0, *newp;

    while ((vstack = FcVStackPeek (parse))) {
  if (vstack->tag != FcVStackFamily) {
      FcConfigMessage (parse, FcSevereWarning, "non-family");
      FcVStackPopAndDestroy (parse);
      continue;
  }
  left = vstack->u.expr;
  vstack->tag = FcVStackNone;
  FcVStackPopAndDestroy (parse);
  if (expr) {
      newp = FcExprCreateOp (parse->config, left, FcOpComma, expr);
      if (!newp) {
    FcConfigMessage (parse, FcSevereError, "out of memory");
    FcExprDestroy (left);
    FcExprDestroy (expr);
    break;
      }
      expr = newp;
  } else
      expr = left;
    }
    if (expr) {
  if (!FcVStackPushExpr (parse, tag, expr)) {
      FcConfigMessage (parse, FcSevereError, "out of memory");
      FcExprDestroy (expr);
  }
    }
}

static void
FcParseFamily (FcConfigParse *parse)
{
    FcChar8 *s;
    FcExpr  *expr;

    if (!parse->pstack)
  return;
    s = FcStrBufDoneStatic (&parse->pstack->str);
    if (!s) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  return;
    }
    expr = FcExprCreateString (parse->config, s);
    FcStrBufDestroy (&parse->pstack->str);
    if (expr)
  FcVStackPushExpr (parse, FcVStackFamily, expr);
}

static void
FcParseAlias (FcConfigParse *parse)
{
    FcExpr        *family = 0, *accept = 0, *prefer = 0, *def = 0, *newp = 0;
    FcEdit        *edit = 0;
    FcVStack      *vstack;
    FcRule        *rule = NULL, *r;
    FcValueBinding binding;
    int            n;

    if (!FcConfigLexBinding (parse, FcConfigGetAttribute (parse, "binding"), &binding))
  return;
    while ((vstack = FcVStackPeek (parse))) {
  switch ((int)vstack->tag) {
  case FcVStackFamily:
      if (family) {
    FcConfigMessage (parse, FcSevereWarning, "Having multiple <family> in <alias> isn't supported and may not work as expected");
    newp = FcExprCreateOp (parse->config, vstack->u.expr, FcOpComma, family);
    if (!newp)
        FcConfigMessage (parse, FcSevereError, "out of memory");
    else
        family = newp;
      } else
    newp = vstack->u.expr;
      if (newp) {
    family = newp;
    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;
  case FcVStackTest:
      if (rule) {
    r = FcRuleCreate (FcRuleTest, vstack->u.test);
    r->next = rule;
    rule = r;
      } else
    rule = FcRuleCreate (FcRuleTest, vstack->u.test);
      vstack->tag = FcVStackNone;
      break;
  default:
      FcConfigMessage (parse, FcSevereWarning, "bad alias");
      break;
  }
  FcVStackPopAndDestroy (parse);
    }
    if (!family) {
  FcConfigMessage (parse, FcSevereError, "missing family in alias");
  if (prefer)
      FcExprDestroy (prefer);
  if (accept)
      FcExprDestroy (accept);
  if (def)
      FcExprDestroy (def);
  if (rule)
      FcRuleDestroy (rule);
  return;
    }
    if (!prefer &&
        !accept &&
        !def) {
  FcExprDestroy (family);
  if (rule)
      FcRuleDestroy (rule);
  return;
    } else {
  FcTest *t = FcTestCreate (parse, FcMatchPattern,
                            FcQualAny,
                            (FcChar8 *)FC_FAMILY,
                            FC_OP (FcOpEqual, FcOpFlagIgnoreBlanks),
                            family);
  if (rule) {
      for (r = rule; r->next; r = r->next)
    ;
      r->next = FcRuleCreate (FcRuleTest, t);
      r = r->next;
  } else {
      r = rule = FcRuleCreate (FcRuleTest, t);
  }
    }
    if (prefer) {
  edit = FcEditCreate (parse,
                       FC_FAMILY_OBJECT,
                       FcOpPrepend,
                       prefer,
                       binding);
  if (!edit)
      FcExprDestroy (prefer);
  else {
      r->next = FcRuleCreate (FcRuleEdit, edit);
      r = r->next;
  }
    }
    if (accept) {
  edit = FcEditCreate (parse,
                       FC_FAMILY_OBJECT,
                       FcOpAppend,
                       accept,
                       binding);
  if (!edit)
      FcExprDestroy (accept);
  else {
      r->next = FcRuleCreate (FcRuleEdit, edit);
      r = r->next;
  }
    }
    if (def) {
  edit = FcEditCreate (parse,
                       FC_FAMILY_OBJECT,
                       FcOpAppendLast,
                       def,
                       binding);
  if (!edit)
      FcExprDestroy (def);
  else {
      r->next = FcRuleCreate (FcRuleEdit, edit);
      r = r->next;
  }
    }
    if ((n = FcRuleSetAdd (parse->ruleset, rule, FcMatchPattern)) == -1)
  FcRuleDestroy (rule);
    else if (parse->config->maxObjects < n)
  parse->config->maxObjects = n;
}

static void
FcParseDescription (FcConfigParse *parse)
{
    const FcChar8 *domain;
    FcChar8       *desc;

    domain = FcConfigGetAttribute (parse, "domain");
    desc = FcStrBufDone (&parse->pstack->str);
    if (!desc) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  return;
    }
    FcRuleSetAddDescription (parse->ruleset, domain, desc);

    FcStrFree (desc);
}

static void
FcParseRemapDir (FcConfigParse *parse)
{
    const FcChar8 *path, *attr, *data, *salt;
    FcStrSet      *prefix_dirs = NULL;

    data = FcStrBufDoneStatic (&parse->pstack->str);
    if (!data) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  return;
    }
    if (data[0] == 0) {
  FcConfigMessage (parse, FcSevereWarning, "empty font directory name for remap ignored");
  return;
    }
    path = FcConfigGetAttribute (parse, "as-path");
    if (!path) {
  FcConfigMessage (parse, FcSevereWarning, "Missing as-path in remap-dir");
  return;
    }
    attr = FcConfigGetAttribute (parse, "prefix");
    salt = FcConfigGetAttribute (parse, "salt");
    prefix_dirs = _get_real_paths_from_prefix (parse, data, attr);
    if (prefix_dirs) {
  FcStrList *l = FcStrListCreate (prefix_dirs);
  FcChar8   *prefix;

  FcStrSetDestroy (prefix_dirs);
  while ((prefix = FcStrListNext (l))) {
      if (!prefix || prefix[0] == 0) {
    /* nop */
      } else if (!parse->scanOnly && (!FcStrUsesHome (prefix) || FcConfigHome())) {
    if (!FcConfigAddFontDir (parse->config, prefix, path, salt))
        FcConfigMessage (parse, FcSevereError, "out of memory; cannot create remap data for %s as %s", prefix, path);
      }
      FcStrBufDestroy (&parse->pstack->str);
  }
  FcStrListDone (l);
    }
}

static void
FcParseResetDirs (FcConfigParse *parse)
{
    if (!parse->scanOnly) {
  if (!FcConfigResetFontDirs (parse->config))
      FcConfigMessage (parse, FcSevereError, "Unable to reset fonts dirs");
    }
}

static FcExpr *
FcPopExpr (FcConfigParse *parse)
{
    FcVStack *vstack = FcVStackPeek (parse);
    FcExpr   *expr = 0;
    if (!vstack)
  return 0;
    switch ((int)vstack->tag) {
    case FcVStackNone:
  break;
    case FcVStackString:
    case FcVStackFamily:
  expr = FcExprCreateString (parse->config, vstack->u.string);
  break;
    case FcVStackName:
  expr = FcExprCreateName (parse->config, vstack->u.name);
  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 FcVStackRange:
  expr = FcExprCreateRange (parse->config, vstack->u.range);
  break;
    case FcVStackBool:
  expr = FcExprCreateBool (parse->config, vstack->u.bool_);
  break;
    case FcVStackCharSet:
  expr = FcExprCreateCharSet (parse->config, vstack->u.charset);
  break;
    case FcVStackLangSet:
  expr = FcExprCreateLangSet (parse->config, vstack->u.langset);
  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, *newp;

    while ((left = FcPopExpr (parse))) {
  if (expr) {
      newp = FcExprCreateOp (parse->config, left, op, expr);
      if (!newp) {
    FcConfigMessage (parse, FcSevereError, "out of memory");
    FcExprDestroy (left);
    FcExprDestroy (expr);
    return 0;
      }
      expr = newp;
  } 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, *newp = 0;

    if ((operand = FcPopExpr (parse))) {
  newp = FcExprCreateOp (parse->config, operand, op, 0);
  if (!newp) {
      FcExprDestroy (operand);
      FcConfigMessage (parse, FcSevereError, "out of memory");
  }
    }
    return newp;
}

static void
FcParseUnary (FcConfigParse *parse, FcOp op)
{
    FcExpr *expr = FcPopUnary (parse, op);
    if (expr)
  FcVStackPushExpr (parse, FcVStackExpr, expr);
}

static void
FcParseDir (FcConfigParse *parse)
{
    const FcChar8 *attr, *data, *salt;
    FcStrSet      *prefix_dirs = NULL;

    data = FcStrBufDoneStatic (&parse->pstack->str);
    if (!data) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  return;
    }
    if (data[0] == 0) {
  FcConfigMessage (parse, FcSevereWarning, "empty font directory name ignored");
  return;
    }
    attr = FcConfigGetAttribute (parse, "prefix");
    salt = FcConfigGetAttribute (parse, "salt");
    prefix_dirs = _get_real_paths_from_prefix (parse, data, attr);
    if (prefix_dirs) {
  FcStrList *l = FcStrListCreate (prefix_dirs);
  FcChar8   *prefix;

  FcStrSetDestroy (prefix_dirs);
  while ((prefix = FcStrListNext (l))) {
      if (!prefix || prefix[0] == 0) {
    /* nop */
      } else if (!parse->scanOnly && (!FcStrUsesHome (prefix) || FcConfigHome())) {
    if (!FcConfigAddFontDir (parse->config, prefix, NULL, salt))
        FcConfigMessage (parse, FcSevereError, "out of memory; cannot add directory %s", prefix);
      }
      FcStrBufDestroy (&parse->pstack->str);
  }
  FcStrListDone (l);
    }
}

static void
FcParseCacheDir (FcConfigParse *parse)
{
    const FcChar8 *attr;
    FcChar8       *prefix = NULL, *p, *data = NULL;

    attr = FcConfigGetAttribute (parse, "prefix");
    if (attr && FcStrCmp (attr, (const FcChar8 *)"xdg") == 0) {
  prefix = FcConfigXdgCacheHome();
  /* home directory might be disabled.
   * simply ignore this element.
   */
  if (!prefix)
      goto bail;
    }
    data = FcStrBufDone (&parse->pstack->str);
    if (!data) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  data = prefix;
  goto bail;
    }
    if (data[0] == 0) {
  FcConfigMessage (parse, FcSevereWarning, "empty cache directory name ignored");
  FcStrFree (data);
  data = prefix;
  goto bail;
    }
    if (prefix) {
  size_t plen = strlen ((const char *)prefix);
  size_t dlen = strlen ((const char *)data);

  p = realloc (prefix, plen + 1 + dlen + 1);
  if (!p) {
      FcConfigMessage (parse, FcSevereError, "out of memory");
      FcStrFree (prefix);
      goto bail;
  }
  prefix = p;
  prefix[plen] = FC_DIR_SEPARATOR;
  memcpy (&prefix[plen + 1], data, dlen);
  prefix[plen + 1 + dlen] = 0;
  FcStrFree (data);
  data = prefix;
    }
#ifdef _WIN32
    else if (data[0] == '/' && fontconfig_instprefix[0] != '\0') {
  size_t plen = strlen ((const char *)fontconfig_instprefix);
  size_t dlen = strlen ((const char *)data);

  prefix = malloc (plen + 1 + dlen + 1);
  if (!prefix) {
      FcConfigMessage (parse, FcSevereError, "out of memory");
      goto bail;
  }
  strcpy ((char *)prefix, (char *)fontconfig_instprefix);
  prefix[plen] = FC_DIR_SEPARATOR;
  memcpy (&prefix[plen + 1], data, dlen);
  prefix[plen + 1 + dlen] = 0;
  FcStrFree (data);
  data = prefix;
    } else if (strcmp ((const char *)data, "WINDOWSTEMPDIR_FONTCONFIG_CACHE") == 0) {
  int rc;

  FcStrFree (data);
  data = malloc (1000);
  if (!data) {
      FcConfigMessage (parse, FcSevereError, "out of memory");
      goto bail;
  }
  rc = GetTempPath (800, (LPSTR)data);
  if (rc == 0 || rc > 800) {
      FcConfigMessage (parse, FcSevereError, "GetTempPath failed");
      goto bail;
  }
  if (data[strlen ((const char *)data) - 1] != '\\')
      strcat ((char *)data, "\\");
  strcat ((char *)data, "fontconfig\\cache");
    } else if (strcmp ((const char *)data, "LOCAL_APPDATA_FONTCONFIG_CACHE") == 0) {
  char   szFPath[MAX_PATH + 1];
  size_t len;

  if (!(pSHGetFolderPathA && SUCCEEDED (pSHGetFolderPathA (NULL, /* CSIDL_LOCAL_APPDATA */ 28, NULL, 0, szFPath)))) {
      FcConfigMessage (parse, FcSevereError, "SHGetFolderPathA failed");
      goto bail;
  }
  strncat (szFPath, "\\fontconfig\\cache", MAX_PATH - 1 - strlen (szFPath));
  len = strlen (szFPath) + 1;
  FcStrFree (data);
  data = malloc (len);
  if (!data) {
      FcConfigMessage (parse, FcSevereError, "out of memory");
      goto bail;
  }
  strncpy ((char *)data, szFPath, len);
    }
#endif
    if (strlen ((char *)data) == 0)
  FcConfigMessage (parse, FcSevereWarning, "empty cache directory name ignored");
    else if (!parse->scanOnly && (!FcStrUsesHome (data) || FcConfigHome())) {
  if (!FcConfigAddCacheDir (parse->config, data))
      FcConfigMessage (parse, FcSevereError, "out of memory; cannot add cache directory %s", data);
    }
    FcStrBufDestroy (&parse->pstack->str);

bail:
    if (data)
  FcStrFree (data);
}

static void
FcParseInclude (FcConfigParse *parse)
{
    FcChar8       *s;
    const FcChar8 *attr;
    FcBool         ignore_missing = FcFalse;
    FcChar8       *prefix = NULL, *p;
    FcRuleSet     *ruleset;
    FcMatchKind    k;

    s = FcStrBufDoneStatic (&parse->pstack->str);
    if (!s) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  goto bail;
    }
    attr = FcConfigGetAttribute (parse, "ignore_missing");
    if (attr && FcConfigLexBool (parse, (FcChar8 *)attr) == FcTrue)
  ignore_missing = FcTrue;
    /* deprecated attribute has ever been used to mark
     * old configuration path as deprecated.
     * We don't have any code for it but just keep it for
     * backward compatibility.
     */
    attr = FcConfigGetAttribute (parse, "deprecated");
    attr = FcConfigGetAttribute (parse, "prefix");
    if (attr && FcStrCmp (attr, (const FcChar8 *)"xdg") == 0) {
  prefix = FcConfigXdgConfigHome();
  /* home directory might be disabled.
   * simply ignore this element.
   */
  if (!prefix)
      goto bail;
    }
    if (prefix) {
  size_t   plen = strlen ((const char *)prefix);
  size_t   dlen = strlen ((const char *)s);

  p = realloc (prefix, plen + 1 + dlen + 1);
  if (!p) {
      FcConfigMessage (parse, FcSevereError, "out of memory");
      goto bail;
  }
  prefix = p;
  prefix[plen] = FC_DIR_SEPARATOR;
  memcpy (&prefix[plen + 1], s, dlen);
  prefix[plen + 1 + dlen] = 0;
  s = prefix;
    }
    /* flush the ruleset into the queue */
    ruleset = parse->ruleset;
    parse->ruleset = FcRuleSetCreate (ruleset->name);
    FcRuleSetEnable (parse->ruleset, ruleset->enabled);
    FcRuleSetAddDescription (parse->ruleset, ruleset->domain, ruleset->description);
    for (k = FcMatchKindBegin; k < FcMatchKindEnd; k++) {
  FcPtrListIter iter;

  FcPtrListIterInit (ruleset->subst[k], &iter);
  if (FcPtrListIterIsValid (ruleset->subst[k], &iter)) {
      FcPtrListIterInitAtLast (parse->config->subst[k], &iter);
      FcRuleSetReference (ruleset);
      FcPtrListIterAdd (parse->config->subst[k], &iter, ruleset);
  }
    }
    FcRuleSetDestroy (ruleset);
    if (!_FcConfigParse (parse->config, s, !ignore_missing, !parse->scanOnly))
  parse->error = FcTrue;
    FcStrBufDestroy (&parse->pstack->str);

bail:
    if (prefix)
  FcStrFree (prefix);
}

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;
    const FcChar8 *iblanks_string;
    int            flags = 0;

    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 {
      FcConfigMessage (parse, FcSevereWarning, "invalid test target \"%s\"", kind_string);
      return;
  }
    }
    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 {
      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;
  }
    }
    iblanks_string = FcConfigGetAttribute (parse, "ignore-blanks");
    if (iblanks_string) {
  FcBool f = FcFalse;

  if (!FcNameBool (iblanks_string, &f)) {
      FcConfigMessage (parse,
                       FcSevereWarning,
                       "invalid test ignore-blanks \"%s\"", iblanks_string);
  }
  if (f)
      flags |= FcOpFlagIgnoreBlanks;
    }
    expr = FcPopBinary (parse, FcOpComma);
    if (!expr) {
  FcConfigMessage (parse, FcSevereWarning, "missing test expression");
  return;
    }
    if (expr->op == FcOpComma) {
  FcConfigMessage (parse, FcSevereWarning, "Having multiple values in <test> isn't supported and may not work as expected");
    }
    test = FcTestCreate (parse, kind, qual, name, FC_OP (compare, flags), 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    },
    { "delete",         FcOpDelete        },
    { "delete_all",     FcOpDeleteAll     },
};

#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);
    if ((mode == FcOpDelete || mode == FcOpDeleteAll) &&
        expr != NULL) {
  FcConfigMessage (parse, FcSevereWarning, "Expression doesn't take any effects for delete and delete_all");
  FcExprDestroy (expr);
  expr = NULL;
    }
    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;
    FcVStack      *vstack;
    FcRule        *rule = NULL, *r;
    int            n;

    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 ((int)vstack->tag) {
  case FcVStackTest:
      r = FcRuleCreate (FcRuleTest, vstack->u.test);
      if (rule)
    r->next = rule;
      rule = r;
      vstack->tag = FcVStackNone;
      break;
  case FcVStackEdit:
      if (kind == FcMatchScan && vstack->u.edit->object > FC_MAX_BASE_OBJECT) {
    FcConfigMessage (parse, FcSevereError,
                     "<match target=\"scan\"> cannot edit user-defined object \"%s\"",
                     FcObjectName (vstack->u.edit->object));
    if (rule)
        FcRuleDestroy (rule);
    return;
      }
      r = FcRuleCreate (FcRuleEdit, vstack->u.edit);
      if (rule)
    r->next = rule;
      rule = r;
      vstack->tag = FcVStackNone;
      break;
  default:
      FcConfigMessage (parse, FcSevereWarning, "invalid match element");
      break;
  }
  FcVStackPopAndDestroy (parse);
    }
    if (!rule) {
  FcConfigMessage (parse, FcSevereWarning, "No <test> nor <edit> elements in <match>");
  return;
    }
    if ((n = FcRuleSetAdd (parse->ruleset, rule, kind)) == -1) {
  FcConfigMessage (parse, FcSevereError, "out of memory");
  FcRuleDestroy (rule);
    } else if (parse->config->maxObjects < n)
  parse->config->maxObjects = n;
}

static void
FcParseAcceptRejectFont (FcConfigParse *parse, FcElement element)
{
    FcVStack *vstack;

    while ((vstack = FcVStackPeek (parse))) {
  switch ((int)vstack->tag) {
  case FcVStackGlob:
      if (!parse->scanOnly && !FcConfigGlobAdd (parse->config,
                                                vstack->u.string,
                                                element == FcElementAcceptfont)) {
    if (FcStrUsesHome (vstack->u.string) && FcConfigHome() == NULL)
        FcConfigMessage (parse, FcSevereWarning, "Home is disabled");
    else
        FcConfigMessage (parse, FcSevereError, "out of memory");
      } else {
    if (parse->scanOnly && vstack->u.string) {
        FcStrFree (vstack->u.string);
        vstack->tag = FcVStackNone;
    }
      }
      break;
  case FcVStackPattern:
      if (!parse->scanOnly && !FcConfigPatternsAdd (parse->config,
                                                    vstack->u.pattern,
                                                    element == FcElementAcceptfont)) {
    FcConfigMessage (parse, FcSevereError, "out of memory");
      } else {
    if (parse->scanOnly && vstack->u.pattern)
        FcPatternDestroy (vstack->u.pattern);
    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 ((int)vstack->tag) {
    case FcVStackString:
  value.u.s = FcStrdup (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 = FcTypeDouble;
  break;
    case FcVStackBool:
  value.u.b = vstack->u.bool_;
  value.type = FcTypeBool;
  break;
    case FcVStackCharSet:
  value.u.c = FcCharSetCopy (vstack->u.charset);
  if (value.u.c)
      value.type = FcTypeCharSet;
  break;
    case FcVStackLangSet:
  value.u.l = FcLangSetCopy (vstack->u.langset);
  if (value.u.l)
      value.type = FcTypeLangSet;
  break;
    case FcVStackRange:
  value.u.r = FcRangeCopy (vstack->u.range);
  if (value.u.r)
      value.type = FcTypeRange;
  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 ((int)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 FC_UNUSED)
{
    FcConfigParse *parse = userData;
    FcChar8       *data;

    if (!parse->pstack)
  return;
    switch (parse->pstack->element) {
    case FcElementNone:
  break;
    case FcElementFontconfig:
  break;
    case FcElementDir:
  FcParseDir (parse);
  break;
    case FcElementCacheDir:
  FcParseCacheDir (parse);
  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 FcElementDescription:
  FcParseDescription (parse);
  break;
    case FcElementRemapDir:
  FcParseRemapDir (parse);
  break;
    case FcElementResetDirs:
  FcParseResetDirs (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 FcElementRange:
  FcParseRange (parse);
  break;
    case FcElementBool:
  FcParseBool (parse);
  break;
    case FcElementCharSet:
  FcParseCharSet (parse);
  break;
    case FcElementLangSet:
  FcParseLangSet (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:
  FcParseName (parse);
  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;
    }
    (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 FC_UNUSED,
                    const XML_Char *pubid FC_UNUSED,
                    int             has_internal_subset FC_UNUSED)
{
    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 FC_UNUSED)
{
}

#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,
                         FcBool         load)
{
    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 = FcStrSetCreateEx (FCSS_GROW_BY_64);
    if (!files) {
  ret = FcFalse;
  goto bail2;
    }

    if (FcDebug() & FC_DBG_CONFIG)
  printf ("\tScanning config dir %s\n", dir);

    if (load)
  FcConfigAddConfigDir (config, 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
   */
  d_len = strlen (e->d_name);
  if ('0' <= e->d_name[0] && e->d_name[0] <= '9' &&
      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 = _FcConfigParse (config, files->strs[i], complain, load);
    }
bail3:
    FcStrSetDestroy (files);
bail2:
    free (file);
bail1:
    closedir (d);
bail0:
    return ret || !complain;
}

static FcBool
FcConfigParseAndLoadFromMemoryInternal (FcConfig      *config,
                                        const FcChar8 *filename,
                                        const FcChar8 *buffer,
                                        FcBool         complain,
                                        FcBool         load)
{
    XML_Parser    p;
    size_t        len;
    FcConfigParse parse;
    FcBool        error = FcTrue;
    FcMatchKind   k;
    FcPtrListIter liter;

#ifdef ENABLE_LIBXML2
    xmlSAXHandler sax;
#else
    void          *buf;
    const FcChar8 *s;
    size_t         buflen;
#endif

    FcInitDebug();

    if (!buffer)
  return FcFalse;
    len = strlen ((const char *)buffer);
    if (FcDebug() & FC_DBG_CONFIG)
  printf ("\t%s config file from %s\n", load ? "Loading" : "Scanning", filename);

#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

    if (!p)
  goto bail1;

    if (!FcConfigParseInit (&parse, filename, config, p, load))
  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 */

#ifndef ENABLE_LIBXML2
    s = buffer;
    do {
  buf = XML_GetBuffer (p, BUFSIZ);
  if (!buf) {
      FcConfigMessage (&parse, FcSevereError, "cannot get parse buffer");
      goto bail3;
  }
  if (len > BUFSIZ) {
      buflen = BUFSIZ;
      len -= BUFSIZ;
  } else {
      buflen = len;
      len = 0;
  }
  memcpy (buf, s, buflen);
  s = s + buflen;
#endif

#ifdef ENABLE_LIBXML2
  if (xmlParseChunk (p, (const char *)buffer, len, len == 0))
#else
    if (!XML_ParseBuffer (p, buflen, buflen == 0))
#endif
  {
      FcConfigMessage (&parse, FcSevereError, "%s",
                       XML_ErrorString (XML_GetErrorCode (p)));
      goto bail3;
  }
#ifndef ENABLE_LIBXML2
    } while (buflen != 0);
#endif
    error = parse.error;
    if (load) {
  for (k = FcMatchKindBegin; k < FcMatchKindEnd; k++) {
      FcPtrListIter iter;

      FcPtrListIterInit (parse.ruleset->subst[k], &iter);
      if (FcPtrListIterIsValid (parse.ruleset->subst[k], &iter)) {
    FcPtrListIterInitAtLast (parse.config->subst[k], &iter);
    FcRuleSetReference (parse.ruleset);
    FcPtrListIterAdd (parse.config->subst[k], &iter, parse.ruleset);
      }
  }
    }
    FcPtrListIterInitAtLast (parse.config->rulesetList, &liter);
    FcRuleSetReference (parse.ruleset);
    FcPtrListIterAdd (parse.config->rulesetList, &liter, parse.ruleset);
bail3:
    FcConfigCleanup (&parse);
bail2:
    XML_ParserFree (p);
bail1:
    if (error && complain) {
  FcConfigMessage (0, FcSevereError, "Cannot %s config file from %s", load ? "load" : "scan", filename);
  return FcFalse;
    }
    if (FcDebug() & FC_DBG_CONFIG)
  printf ("\t%s config file from %s done\n", load ? "Loading" : "Scanning", filename);
    return FcTrue;
}

static FcBool
_FcConfigParse (FcConfig      *config,
                const FcChar8 *name,
                FcBool         complain,
                FcBool         load)
{
    FcChar8 *filename = NULL, *realfilename = NULL;
    int      fd;
    int      len;
    FcStrBuf sbuf;
    char     buf[BUFSIZ];
    FcBool   ret = FcFalse, complain_again = complain;
    FcStrBuf reason;

    FcStrBufInit (&reason, NULL, 0);
#ifdef _WIN32
    _ensureWin32GettersReady();
#endif

    filename = FcConfigGetFilename (config, name);
    if (!filename) {
  FcStrBufString (&reason, (FcChar8 *)"No such file: ");
  FcStrBufString (&reason, name ? name : (FcChar8 *)"(null)");
  goto bail0;
    }
    realfilename = FcConfigRealFilename (config, name);
    if (!realfilename) {
  FcStrBufString (&reason, (FcChar8 *)"No such realfile: ");
  FcStrBufString (&reason, name ? name : (FcChar8 *)"(null)");
  goto bail0;
    }
    if (FcStrSetMember (config->availConfigFiles, realfilename)) {
  FcStrFree (filename);
  FcStrFree (realfilename);
  return FcTrue;
    }

    if (load) {
  if (!FcStrSetAdd (config->configFiles, filename))
      goto bail0;
    }
    if (!FcStrSetAdd (config->availConfigFiles, realfilename))
  goto bail0;

    if (FcFileIsDir (realfilename)) {
  ret = FcConfigParseAndLoadDir (config, name, realfilename, complain, load);
  FcStrFree (filename);
  FcStrFree (realfilename);
  return ret;
    }

    FcStrBufInit (&sbuf, NULL, 0);

    fd = FcOpen ((char *)realfilename, O_RDONLY);
    if (fd == -1) {
  FcStrBufString (&reason, (FcChar8 *)"Unable to open ");
  FcStrBufString (&reason, realfilename);
  goto bail1;
    }

    do {
  len = read (fd, buf, BUFSIZ);
  if (len < 0) {
      int  errno_ = errno;
      char ebuf[BUFSIZ + 1];

#if HAVE_STRERROR_R
      strerror_r (errno_, ebuf, BUFSIZ);
#elif HAVE_STRERROR
      char  *tmp = strerror (errno_);
      size_t len = strlen (tmp);
      memcpy (ebuf, tmp, FC_MIN (BUFSIZ, len));
      ebuf[FC_MIN (BUFSIZ, len)] = 0;
#else
      ebuf[0] = 0;
#endif
      FcConfigMessage (0, FcSevereError, "failed reading config file: %s: %s (errno %d)", realfilename, ebuf, errno_);
      close (fd);
      goto bail1;
  }
  FcStrBufData (&sbuf, (const FcChar8 *)buf, len);
    } while (len != 0);
    close (fd);

    ret = FcConfigParseAndLoadFromMemoryInternal (config, filename, FcStrBufDoneStatic (&sbuf), complain, load);
    complain_again = FcFalse; /* no need to reclaim here */
bail1:
    FcStrBufDestroy (&sbuf);
bail0:
    if (filename)
  FcStrFree (filename);
    if (realfilename)
  FcStrFree (realfilename);
    if (!complain) {
  FcStrBufDestroy (&reason);
  return FcTrue;
    }
    if (!ret && complain_again) {
  if (name)
      FcConfigMessage (0, FcSevereError, "Cannot %s config file \"%s\": %s", load ? "load" : "scan", name, FcStrBufDoneStatic (&reason));
  else
      FcConfigMessage (0, FcSevereError, "Cannot %s default config file: %s", load ? "load" : "scan", FcStrBufDoneStatic (&reason));
  FcStrBufDestroy (&reason);
  return FcFalse;
    }
    FcStrBufDestroy (&reason);
    return ret;
}

FcBool
FcConfigParseOnly (FcConfig      *config,
                   const FcChar8 *name,
                   FcBool         complain)
{
    return _FcConfigParse (config, name, complain, FcFalse);
}

FcBool
FcConfigParseAndLoad (FcConfig      *config,
                      const FcChar8 *name,
                      FcBool         complain)
{
    return _FcConfigParse (config, name, complain, FcTrue);
}

FcBool
FcConfigParseAndLoadFromMemory (FcConfig      *config,
                                const FcChar8 *buffer,
                                FcBool         complain)
{
    return FcConfigParseAndLoadFromMemoryInternal (config, (const FcChar8 *)"memory", buffer, complain, FcTrue);
}

#ifdef _WIN32
static void
_ensureWin32GettersReady ()
{
    if (!pGetSystemWindowsDirectory) {
  HMODULE hk32 = GetModuleHandleA ("kernel32.dll");
  if (!(pGetSystemWindowsDirectory = (pfnGetSystemWindowsDirectory)GetProcAddress (hk32, "GetSystemWindowsDirectoryA")))
      pGetSystemWindowsDirectory = (pfnGetSystemWindowsDirectory)GetWindowsDirectory;
    }
    if (!pSHGetFolderPathA) {
  HMODULE hSh = LoadLibraryA ("shfolder.dll");
  /* the check is done later, because there is no provided fallback */
  if (hSh)
      pSHGetFolderPathA = (pfnSHGetFolderPathA)GetProcAddress (hSh, "SHGetFolderPathA");
    }
}
#endif  // _WIN32

#define __fcxml__
#include "fcaliastail.h"
#undef __fcxml__

Coverage Report

Created: 2025-07-07 10:01