src/fcdbg.c

   1 /*
   2  * $RCSId: xc/lib/fontconfig/src/fcdbg.c,v 1.10 2002/08/22 18:53:22 keithp Exp $
   3  *
   4  * Copyright © 2000 Keith Packard
   5  *
   6  * Permission to use, copy, modify, distribute, and sell this software and its
   7  * documentation for any purpose is hereby granted without fee, provided that
   8  * the above copyright notice appear in all copies and that both that
   9  * copyright notice and this permission notice appear in supporting
  10  * documentation, and that the name of Keith Packard not be used in
  11  * advertising or publicity pertaining to distribution of the software without
  12  * specific, written prior permission.  Keith Packard makes no
  13  * representations about the suitability of this software for any purpose.  It
  14  * is provided "as is" without express or implied warranty.
  15  *
  16  * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  17  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
  18  * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  19  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
  20  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  21  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  22  * PERFORMANCE OF THIS SOFTWARE.
  23  */
  24
  25 #include "fcint.h"
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28
  29 void
  30 FcValuePrint (const FcValue v)
  31 {
  32     switch (v.type) {
  33     case FcTypeVoid:
  34         printf (" <void>");
  35         break;
  36     case FcTypeInteger:
  37         printf (" %d(i)", v.u.i);
  38         break;
  39     case FcTypeDouble:
  40         printf (" %g(f)", v.u.d);
  41         break;
  42     case FcTypeString:
  43         printf (" \"%s\"", v.u.s);
  44         break;
  45     case FcTypeBool:
  46         printf (" %s", v.u.b ? "FcTrue" : "FcFalse");
  47         break;
  48     case FcTypeMatrix:
  49         printf (" (%f %f; %f %f)", v.u.m->xx, v.u.m->xy, v.u.m->yx, v.u.m->yy);
  50         break;
  51     case FcTypeCharSet: /* XXX */
  52         printf (" ");
  53         FcCharSetPrint (v.u.c);
  54         break;
  55     case FcTypeLangSet:
  56         printf (" ");
  57         FcLangSetPrint (v.u.l);
  58         break;
  59     case FcTypeFTFace:
  60         printf (" face");
  61         break;
  62     }
  63 }
  64
  65 void
  66 FcValueListPrint (FcValueListPtr l)
  67 {
  68     for (; l != NULL; l = FcValueListNext(l))
  69     {
  70         FcValuePrint (FcValueCanonicalize(&l->value));
  71         switch (l->binding) {
  72         case FcValueBindingWeak:
  73             printf ("(w)");
  74             break;
  75         case FcValueBindingStrong:
  76             printf ("(s)");
  77             break;
  78         case FcValueBindingSame:
  79             printf ("(=)");
  80             break;
  81         }
  82     }
  83 }
  84
  85 void
  86 FcLangSetPrint (const FcLangSet *ls)
  87 {
  88     FcStrBuf    buf;
  89     FcChar8     init_buf[1024];
  90
  91     FcStrBufInit (&buf, init_buf, sizeof (init_buf));
  92     if (FcNameUnparseLangSet (&buf, ls) && FcStrBufChar (&buf,'\0'))
  93        printf ("%s", buf.buf);
  94     else
  95        printf ("langset (alloc error)");
  96     FcStrBufDestroy (&buf);
  97 }
  98
  99 void
 100 FcCharSetPrint (const FcCharSet *c)
 101 {
 102     int i, j;
 103
 104     for (i = 0; i < c->num; i++)
 105     {
 106         FcCharLeaf      *leaf = FcCharSetLeaf(c, i);
 107
 108         printf ("%04x:", FcCharSetNumbers(c)[i]);
 109         for (j = 0; j < 256/32; j++)
 110             printf (" %08x", leaf->map[j]);
 111         printf ("\n");
 112     }
 113 }
 114
 115 void
 116 FcPatternPrint (const FcPattern *p)
 117 {
 118     int             i;
 119     FcPatternElt   *e;
 120
 121     if (!p)
 122     {
 123         printf ("Null pattern\n");
 124         return;
 125     }
 126     printf ("Pattern has %d elts (size %d)\n", p->num, p->size);
 127     for (i = 0; i < p->num; i++)
 128     {
 129         e = &FcPatternElts(p)[i];
 130         printf ("\t%s:", FcObjectName(e->object));
 131         /* so that fc-match properly displays file: foo... */
 132         if (e->object == FC_FILE_OBJECT)
 133         {
 134             FcChar8 * s;
 135             FcPatternObjectGetString (p, FC_FILE_OBJECT, 0, &s);
 136             printf (" \"%s\"", s);
 137             switch (FcPatternEltValues(e)->binding) {
 138             case FcValueBindingWeak:
 139                 printf ("(w)");
 140                 break;
 141             case FcValueBindingStrong:
 142                 printf ("(s)");
 143                 break;
 144             case FcValueBindingSame:
 145                 printf ("(=)");
 146                 break;
 147             }
 148         }
 149         else
 150             FcValueListPrint (FcPatternEltValues(e));
 151         printf ("\n");
 152     }
 153     printf ("\n");
 154 }
 155
 156 void
 157 FcOpPrint (FcOp op)
 158 {
 159     switch (op) {
 160     case FcOpInteger: printf ("Integer"); break;
 161     case FcOpDouble: printf ("Double"); break;
 162     case FcOpString: printf ("String"); break;
 163     case FcOpMatrix: printf ("Matrix"); break;
 164     case FcOpBool: printf ("Bool"); break;
 165     case FcOpCharSet: printf ("CharSet"); break;
 166     case FcOpField: printf ("Field"); break;
 167     case FcOpConst: printf ("Const"); break;
 168     case FcOpAssign: printf ("Assign"); break;
 169     case FcOpAssignReplace: printf ("AssignReplace"); break;
 170     case FcOpPrepend: printf ("Prepend"); break;
 171     case FcOpPrependFirst: printf ("PrependFirst"); break;
 172     case FcOpAppend: printf ("Append"); break;
 173     case FcOpAppendLast: printf ("AppendLast"); break;
 174     case FcOpQuest: printf ("Quest"); break;
 175     case FcOpOr: printf ("Or"); break;
 176     case FcOpAnd: printf ("And"); break;
 177     case FcOpEqual: printf ("Equal"); break;
 178     case FcOpNotEqual: printf ("NotEqual"); break;
 179     case FcOpLess: printf ("Less"); break;
 180     case FcOpLessEqual: printf ("LessEqual"); break;
 181     case FcOpMore: printf ("More"); break;
 182     case FcOpMoreEqual: printf ("MoreEqual"); break;
 183     case FcOpContains: printf ("Contains"); break;
 184     case FcOpNotContains: printf ("NotContains"); break;
 185     case FcOpPlus: printf ("Plus"); break;
 186     case FcOpMinus: printf ("Minus"); break;
 187     case FcOpTimes: printf ("Times"); break;
 188     case FcOpDivide: printf ("Divide"); break;
 189     case FcOpNot: printf ("Not"); break;
 190     case FcOpNil: printf ("Nil"); break;
 191     case FcOpComma: printf ("Comma"); break;
 192     case FcOpFloor: printf ("Floor"); break;
 193     case FcOpCeil: printf ("Ceil"); break;
 194     case FcOpRound: printf ("Round"); break;
 195     case FcOpTrunc: printf ("Trunc"); break;
 196     case FcOpListing: printf ("Listing"); break;
 197     case FcOpInvalid: printf ("Invalid"); break;
 198     }
 199 }
 200
 201 void
 202 FcExprPrint (const FcExpr *expr)
 203 {
 204     if (!expr) printf ("none");
 205     else switch (expr->op) {
 206     case FcOpInteger: printf ("%d", expr->u.ival); break;
 207     case FcOpDouble: printf ("%g", expr->u.dval); break;
 208     case FcOpString: printf ("\"%s\"", expr->u.sval); break;
 209     case FcOpMatrix: printf ("[%g %g %g %g]",
 210                               expr->u.mval->xx,
 211                               expr->u.mval->xy,
 212                               expr->u.mval->yx,
 213                               expr->u.mval->yy); break;
 214     case FcOpBool: printf ("%s", expr->u.bval ? "true" : "false"); break;
 215     case FcOpCharSet: printf ("charset\n"); break;
 216     case FcOpNil: printf ("nil\n"); break;
 217     case FcOpField: printf ("%s", FcObjectName(expr->u.object)); break;
 218     case FcOpConst: printf ("%s", expr->u.constant); break;
 219     case FcOpQuest:
 220         FcExprPrint (expr->u.tree.left);
 221         printf (" quest ");
 222         FcExprPrint (expr->u.tree.right->u.tree.left);
 223         printf (" colon ");
 224         FcExprPrint (expr->u.tree.right->u.tree.right);
 225         break;
 226     case FcOpAssign:
 227     case FcOpAssignReplace:
 228     case FcOpPrependFirst:
 229     case FcOpPrepend:
 230     case FcOpAppend:
 231     case FcOpAppendLast:
 232     case FcOpOr:
 233     case FcOpAnd:
 234     case FcOpEqual:
 235     case FcOpNotEqual:
 236     case FcOpLess:
 237     case FcOpLessEqual:
 238     case FcOpMore:
 239     case FcOpMoreEqual:
 240     case FcOpContains:
 241     case FcOpListing:
 242     case FcOpNotContains:
 243     case FcOpPlus:
 244     case FcOpMinus:
 245     case FcOpTimes:
 246     case FcOpDivide:
 247     case FcOpComma:
 248         FcExprPrint (expr->u.tree.left);
 249         printf (" ");
 250         switch (expr->op) {
 251         case FcOpAssign: printf ("Assign"); break;
 252         case FcOpAssignReplace: printf ("AssignReplace"); break;
 253         case FcOpPrependFirst: printf ("PrependFirst"); break;
 254         case FcOpPrepend: printf ("Prepend"); break;
 255         case FcOpAppend: printf ("Append"); break;
 256         case FcOpAppendLast: printf ("AppendLast"); break;
 257         case FcOpOr: printf ("Or"); break;
 258         case FcOpAnd: printf ("And"); break;
 259         case FcOpEqual: printf ("Equal"); break;
 260         case FcOpNotEqual: printf ("NotEqual"); break;
 261         case FcOpLess: printf ("Less"); break;
 262         case FcOpLessEqual: printf ("LessEqual"); break;
 263         case FcOpMore: printf ("More"); break;
 264         case FcOpMoreEqual: printf ("MoreEqual"); break;
 265         case FcOpContains: printf ("Contains"); break;
 266         case FcOpListing: printf ("Listing"); break;
 267         case FcOpNotContains: printf ("NotContains"); break;
 268         case FcOpPlus: printf ("Plus"); break;
 269         case FcOpMinus: printf ("Minus"); break;
 270         case FcOpTimes: printf ("Times"); break;
 271         case FcOpDivide: printf ("Divide"); break;
 272         case FcOpComma: printf ("Comma"); break;
 273         default: break;
 274         }
 275         printf (" ");
 276         FcExprPrint (expr->u.tree.right);
 277         break;
 278     case FcOpNot:
 279         printf ("Not ");
 280         FcExprPrint (expr->u.tree.left);
 281         break;
 282     case FcOpFloor:
 283         printf ("Floor ");
 284         FcExprPrint (expr->u.tree.left);
 285         break;
 286     case FcOpCeil:
 287         printf ("Ceil ");
 288         FcExprPrint (expr->u.tree.left);
 289         break;
 290     case FcOpRound:
 291         printf ("Round ");
 292         FcExprPrint (expr->u.tree.left);
 293         break;
 294     case FcOpTrunc:
 295         printf ("Trunc ");
 296         FcExprPrint (expr->u.tree.left);
 297         break;
 298     case FcOpInvalid: printf ("Invalid"); break;
 299     }
 300 }
 301
 302 void
 303 FcTestPrint (const FcTest *test)
 304 {
 305     switch (test->kind) {
 306     case FcMatchPattern:
 307         printf ("pattern ");
 308         break;
 309     case FcMatchFont:
 310         printf ("font ");
 311         break;
 312     }
 313     switch (test->qual) {
 314     case FcQualAny:
 315         printf ("any ");
 316         break;
 317     case FcQualAll:
 318         printf ("all ");
 319         break;
 320     case FcQualFirst:
 321         printf ("first ");
 322         break;
 323     case FcQualNotFirst:
 324         printf ("not_first ");
 325         break;
 326     }
 327     printf ("%s ", FcObjectName (test->object));
 328     FcOpPrint (test->op);
 329     printf (" ");
 330     FcExprPrint (test->expr);
 331     printf ("\n");
 332 }
 333
 334 void
 335 FcEditPrint (const FcEdit *edit)
 336 {
 337     printf ("Edit %s ", FcObjectName (edit->object));
 338     FcOpPrint (edit->op);
 339     printf (" ");
 340     FcExprPrint (edit->expr);
 341 }
 342
 343 void
 344 FcSubstPrint (const FcSubst *subst)
 345 {
 346     FcEdit      *e;
 347     FcTest      *t;
 348
 349     printf ("match\n");
 350     for (t = subst->test; t; t = t->next)
 351     {
 352         printf ("\t");
 353         FcTestPrint (t);
 354     }
 355     printf ("edit\n");
 356     for (e = subst->edit; e; e = e->next)
 357     {
 358         printf ("\t");
 359         FcEditPrint (e);
 360         printf (";\n");
 361     }
 362     printf ("\n");
 363 }
 364
 365 void
 366 FcFontSetPrint (const FcFontSet *s)
 367 {
 368     int     i;
 369
 370     printf ("FontSet %d of %d\n", s->nfont, s->sfont);
 371     for (i = 0; i < s->nfont; i++)
 372     {
 373         printf ("Font %d ", i);
 374         FcPatternPrint (s->fonts[i]);
 375     }
 376 }
 377
 378 int FcDebugVal;
 379
 380 void
 381 FcInitDebug (void)
 382 {
 383     char    *e;
 384
 385     e = getenv ("FC_DEBUG");
 386     if (e)
 387     {
 388         printf ("FC_DEBUG=%s\n", e);
 389         FcDebugVal = atoi (e);
 390         if (FcDebugVal < 0)
 391             FcDebugVal = 0;
 392     }
 393 }