src/fcdbg.c

   1 /*
   2  * $XFree86: xc/lib/fontconfig/src/fcdbg.c,v 1.8 2002/08/19 19:32:05 keithp Exp $
   3  *
   4  * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
   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 <stdio.h>
  26 #include <stdlib.h>
  27 #include "fcint.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", v.u.i);
  38         break;
  39     case FcTypeDouble:
  40         printf (" %g", 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 (" set");
  53         break;
  54     case FcTypeLangSet:
  55         printf (" langset");
  56         break;
  57     case FcTypeFTFace:
  58         printf (" face");
  59         break;
  60     }
  61 }
  62
  63 void
  64 FcValueListPrint (const FcValueList *l)
  65 {
  66     for (; l; l = l->next)
  67         FcValuePrint (l->value);
  68 }
  69
  70 void
  71 FcPatternPrint (const FcPattern *p)
  72 {
  73     int             i;
  74     FcPatternElt   *e;
  75
  76     if (!p)
  77     {
  78         printf ("Null pattern\n");
  79         return;
  80     }
  81     printf ("Pattern %d of %d\n", p->num, p->size);
  82     for (i = 0; i < p->num; i++)
  83     {
  84         e = &p->elts[i];
  85         printf ("\t%s:", e->object);
  86         FcValueListPrint (e->values);
  87         printf ("\n");
  88     }
  89     printf ("\n");
  90 }
  91
  92 void
  93 FcOpPrint (FcOp op)
  94 {
  95     switch (op) {
  96     case FcOpInteger: printf ("Integer"); break;
  97     case FcOpDouble: printf ("Double"); break;
  98     case FcOpString: printf ("String"); break;
  99     case FcOpMatrix: printf ("Matrix"); break;
 100     case FcOpBool: printf ("Bool"); break;
 101     case FcOpCharSet: printf ("CharSet"); break;
 102     case FcOpField: printf ("Field"); break;
 103     case FcOpConst: printf ("Const"); break;
 104     case FcOpAssign: printf ("Assign"); break;
 105     case FcOpAssignReplace: printf ("AssignReplace"); break;
 106     case FcOpPrepend: printf ("Prepend"); break;
 107     case FcOpPrependFirst: printf ("PrependFirst"); break;
 108     case FcOpAppend: printf ("Append"); break;
 109     case FcOpAppendLast: printf ("AppendLast"); break;
 110     case FcOpQuest: printf ("Quest"); break;
 111     case FcOpOr: printf ("Or"); break;
 112     case FcOpAnd: printf ("And"); break;
 113     case FcOpEqual: printf ("Equal"); break;
 114     case FcOpNotEqual: printf ("NotEqual"); break;
 115     case FcOpLess: printf ("Less"); break;
 116     case FcOpLessEqual: printf ("LessEqual"); break;
 117     case FcOpMore: printf ("More"); break;
 118     case FcOpMoreEqual: printf ("MoreEqual"); break;
 119     case FcOpContains: printf ("Contains"); break;
 120     case FcOpNotContains: printf ("NotContains"); break;
 121     case FcOpPlus: printf ("Plus"); break;
 122     case FcOpMinus: printf ("Minus"); break;
 123     case FcOpTimes: printf ("Times"); break;
 124     case FcOpDivide: printf ("Divide"); break;
 125     case FcOpNot: printf ("Not"); break;
 126     case FcOpNil: printf ("Nil"); break;
 127     case FcOpComma: printf ("Comma"); break;
 128     case FcOpInvalid: printf ("Invalid"); break;
 129     }
 130 }
 131
 132 void
 133 FcExprPrint (const FcExpr *expr)
 134 {
 135     switch (expr->op) {
 136     case FcOpInteger: printf ("%d", expr->u.ival); break;
 137     case FcOpDouble: printf ("%g", expr->u.dval); break;
 138     case FcOpString: printf ("\"%s\"", expr->u.sval); break;
 139     case FcOpMatrix: printf ("[%g %g %g %g]",
 140                               expr->u.mval->xx,
 141                               expr->u.mval->xy,
 142                               expr->u.mval->yx,
 143                               expr->u.mval->yy); break;
 144     case FcOpBool: printf ("%s", expr->u.bval ? "true" : "false"); break;
 145     case FcOpCharSet: printf ("charset\n"); break;
 146     case FcOpNil: printf ("nil\n"); break;
 147     case FcOpField: printf ("%s", expr->u.field); break;
 148     case FcOpConst: printf ("%s", expr->u.constant); break;
 149     case FcOpQuest:
 150         FcExprPrint (expr->u.tree.left);
 151         printf (" quest ");
 152         FcExprPrint (expr->u.tree.right->u.tree.left);
 153         printf (" colon ");
 154         FcExprPrint (expr->u.tree.right->u.tree.right);
 155         break;
 156     case FcOpAssign:
 157     case FcOpAssignReplace:
 158     case FcOpPrependFirst:
 159     case FcOpPrepend:
 160     case FcOpAppend:
 161     case FcOpAppendLast:
 162     case FcOpOr:
 163     case FcOpAnd:
 164     case FcOpEqual:
 165     case FcOpNotEqual:
 166     case FcOpLess:
 167     case FcOpLessEqual:
 168     case FcOpMore:
 169     case FcOpMoreEqual:
 170     case FcOpContains:
 171     case FcOpNotContains:
 172     case FcOpPlus:
 173     case FcOpMinus:
 174     case FcOpTimes:
 175     case FcOpDivide:
 176     case FcOpComma:
 177         FcExprPrint (expr->u.tree.left);
 178         printf (" ");
 179         switch (expr->op) {
 180         case FcOpAssign: printf ("Assign"); break;
 181         case FcOpAssignReplace: printf ("AssignReplace"); break;
 182         case FcOpPrependFirst: printf ("PrependFirst"); break;
 183         case FcOpPrepend: printf ("Prepend"); break;
 184         case FcOpAppend: printf ("Append"); break;
 185         case FcOpAppendLast: printf ("AppendLast"); break;
 186         case FcOpOr: printf ("Or"); break;
 187         case FcOpAnd: printf ("And"); break;
 188         case FcOpEqual: printf ("Equal"); break;
 189         case FcOpNotEqual: printf ("NotEqual"); break;
 190         case FcOpLess: printf ("Less"); break;
 191         case FcOpLessEqual: printf ("LessEqual"); break;
 192         case FcOpMore: printf ("More"); break;
 193         case FcOpMoreEqual: printf ("MoreEqual"); break;
 194         case FcOpContains: printf ("Contains"); break;
 195         case FcOpNotContains: printf ("NotContains"); break;
 196         case FcOpPlus: printf ("Plus"); break;
 197         case FcOpMinus: printf ("Minus"); break;
 198         case FcOpTimes: printf ("Times"); break;
 199         case FcOpDivide: printf ("Divide"); break;
 200         case FcOpComma: printf ("Comma"); break;
 201         default: break;
 202         }
 203         printf (" ");
 204         FcExprPrint (expr->u.tree.right);
 205         break;
 206     case FcOpNot:
 207         printf ("Not ");
 208         FcExprPrint (expr->u.tree.left);
 209         break;
 210     case FcOpInvalid: printf ("Invalid"); break;
 211     }
 212 }
 213
 214 void
 215 FcTestPrint (const FcTest *test)
 216 {
 217     switch (test->kind) {
 218     case FcMatchPattern:
 219         printf ("pattern ");
 220         break;
 221     case FcMatchFont:
 222         printf ("font ");
 223         break;
 224     }
 225     switch (test->qual) {
 226     case FcQualAny:
 227         printf ("any ");
 228         break;
 229     case FcQualAll:
 230         printf ("all ");
 231         break;
 232     case FcQualFirst:
 233         printf ("first ");
 234         break;
 235     case FcQualNotFirst:
 236         printf ("not_first ");
 237         break;
 238     }
 239     printf ("%s ", test->field);
 240     FcOpPrint (test->op);
 241     printf (" ");
 242     FcExprPrint (test->expr);
 243     printf ("\n");
 244 }
 245
 246 void
 247 FcEditPrint (const FcEdit *edit)
 248 {
 249     printf ("Edit %s ", edit->field);
 250     FcOpPrint (edit->op);
 251     printf (" ");
 252     FcExprPrint (edit->expr);
 253 }
 254
 255 void
 256 FcSubstPrint (const FcSubst *subst)
 257 {
 258     FcEdit      *e;
 259     FcTest      *t;
 260
 261     printf ("match\n");
 262     for (t = subst->test; t; t = t->next)
 263     {
 264         printf ("\t");
 265         FcTestPrint (t);
 266     }
 267     printf ("edit\n");
 268     for (e = subst->edit; e; e = e->next)
 269     {
 270         printf ("\t");
 271         FcEditPrint (e);
 272         printf (";\n");
 273     }
 274     printf ("\n");
 275 }
 276
 277 void
 278 FcFontSetPrint (const FcFontSet *s)
 279 {
 280     int     i;
 281
 282     printf ("FontSet %d of %d\n", s->nfont, s->sfont);
 283     for (i = 0; i < s->nfont; i++)
 284     {
 285         printf ("Font %d ", i);
 286         FcPatternPrint (s->fonts[i]);
 287     }
 288 }
 289
 290 int
 291 FcDebug (void)
 292 {
 293     static int  initialized;
 294     static int  debug;
 295
 296     if (!initialized)
 297     {
 298         char    *e;
 299
 300         initialized = 1;
 301         e = getenv ("FC_DEBUG");
 302         if (e)
 303         {
 304             printf ("FC_DEBUG=%s\n", e);
 305             debug = atoi (e);
 306             if (debug < 0)
 307                 debug = 0;
 308         }
 309     }
 310     return debug;
 311 }