src/fcdbg.c

   1 /*
   2  * $XFree86: xc/lib/fontconfig/src/fcdbg.c,v 1.3 2002/06/02 21:07:56 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 (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 FcTypeFTFace:
  55         printf (" face");
  56         break;
  57     }
  58 }
  59
  60 void
  61 FcValueListPrint (FcValueList *l)
  62 {
  63     for (; l; l = l->next)
  64         FcValuePrint (l->value);
  65 }
  66
  67 void
  68 FcPatternPrint (FcPattern *p)
  69 {
  70     int             i;
  71     FcPatternElt   *e;
  72
  73     if (!p)
  74     {
  75         printf ("Null pattern\n");
  76         return;
  77     }
  78     printf ("Pattern %d of %d\n", p->num, p->size);
  79     for (i = 0; i < p->num; i++)
  80     {
  81         e = &p->elts[i];
  82         printf ("\t%s:", e->object);
  83         FcValueListPrint (e->values);
  84         printf ("\n");
  85     }
  86     printf ("\n");
  87 }
  88
  89 void
  90 FcOpPrint (FcOp op)
  91 {
  92     switch (op) {
  93     case FcOpInteger: printf ("Integer"); break;
  94     case FcOpDouble: printf ("Double"); break;
  95     case FcOpString: printf ("String"); break;
  96     case FcOpMatrix: printf ("Matrix"); break;
  97     case FcOpBool: printf ("Bool"); break;
  98     case FcOpCharSet: printf ("CharSet"); break;
  99     case FcOpField: printf ("Field"); break;
 100     case FcOpConst: printf ("Const"); break;
 101     case FcOpAssign: printf ("Assign"); break;
 102     case FcOpAssignReplace: printf ("AssignReplace"); break;
 103     case FcOpPrepend: printf ("Prepend"); break;
 104     case FcOpPrependFirst: printf ("PrependFirst"); break;
 105     case FcOpAppend: printf ("Append"); break;
 106     case FcOpAppendLast: printf ("AppendLast"); break;
 107     case FcOpQuest: printf ("Quest"); break;
 108     case FcOpOr: printf ("Or"); break;
 109     case FcOpAnd: printf ("And"); break;
 110     case FcOpEqual: printf ("Equal"); break;
 111     case FcOpContains: printf ("Contains"); break;
 112     case FcOpNotEqual: printf ("NotEqual"); break;
 113     case FcOpLess: printf ("Less"); break;
 114     case FcOpLessEqual: printf ("LessEqual"); break;
 115     case FcOpMore: printf ("More"); break;
 116     case FcOpMoreEqual: printf ("MoreEqual"); break;
 117     case FcOpPlus: printf ("Plus"); break;
 118     case FcOpMinus: printf ("Minus"); break;
 119     case FcOpTimes: printf ("Times"); break;
 120     case FcOpDivide: printf ("Divide"); break;
 121     case FcOpNot: printf ("Not"); break;
 122     case FcOpNil: printf ("Nil"); break;
 123     case FcOpComma: printf ("Comma"); break;
 124     case FcOpInvalid: printf ("Invalid"); break;
 125     }
 126 }
 127
 128 void
 129 FcExprPrint (FcExpr *expr)
 130 {
 131     switch (expr->op) {
 132     case FcOpInteger: printf ("%d", expr->u.ival); break;
 133     case FcOpDouble: printf ("%g", expr->u.dval); break;
 134     case FcOpString: printf ("\"%s\"", expr->u.sval); break;
 135     case FcOpMatrix: printf ("[%g %g %g %g]",
 136                               expr->u.mval->xx,
 137                               expr->u.mval->xy,
 138                               expr->u.mval->yx,
 139                               expr->u.mval->yy);
 140     case FcOpBool: printf ("%s", expr->u.bval ? "true" : "false"); break;
 141     case FcOpCharSet: printf ("charset\n"); break;
 142     case FcOpNil: printf ("nil\n");
 143     case FcOpField: printf ("%s", expr->u.field); break;
 144     case FcOpConst: printf ("%s", expr->u.constant); break;
 145     case FcOpQuest:
 146         FcExprPrint (expr->u.tree.left);
 147         printf (" quest ");
 148         FcExprPrint (expr->u.tree.right->u.tree.left);
 149         printf (" colon ");
 150         FcExprPrint (expr->u.tree.right->u.tree.right);
 151         break;
 152     case FcOpAssign:
 153     case FcOpAssignReplace:
 154     case FcOpPrependFirst:
 155     case FcOpPrepend:
 156     case FcOpAppend:
 157     case FcOpAppendLast:
 158     case FcOpOr:
 159     case FcOpAnd:
 160     case FcOpEqual:
 161     case FcOpContains:
 162     case FcOpNotEqual:
 163     case FcOpLess:
 164     case FcOpLessEqual:
 165     case FcOpMore:
 166     case FcOpMoreEqual:
 167     case FcOpPlus:
 168     case FcOpMinus:
 169     case FcOpTimes:
 170     case FcOpDivide:
 171     case FcOpComma:
 172         FcExprPrint (expr->u.tree.left);
 173         printf (" ");
 174         switch (expr->op) {
 175         case FcOpAssign: printf ("Assign"); break;
 176         case FcOpAssignReplace: printf ("AssignReplace"); break;
 177         case FcOpPrependFirst: printf ("PrependFirst"); break;
 178         case FcOpPrepend: printf ("Prepend"); break;
 179         case FcOpAppend: printf ("Append"); break;
 180         case FcOpAppendLast: printf ("AppendLast"); break;
 181         case FcOpOr: printf ("Or"); break;
 182         case FcOpAnd: printf ("And"); break;
 183         case FcOpEqual: printf ("Equal"); break;
 184         case FcOpContains: printf ("Contains"); break;
 185         case FcOpNotEqual: printf ("NotEqual"); break;
 186         case FcOpLess: printf ("Less"); break;
 187         case FcOpLessEqual: printf ("LessEqual"); break;
 188         case FcOpMore: printf ("More"); break;
 189         case FcOpMoreEqual: printf ("MoreEqual"); break;
 190         case FcOpPlus: printf ("Plus"); break;
 191         case FcOpMinus: printf ("Minus"); break;
 192         case FcOpTimes: printf ("Times"); break;
 193         case FcOpDivide: printf ("Divide"); break;
 194         case FcOpComma: printf ("Comma"); break;
 195         default: break;
 196         }
 197         printf (" ");
 198         FcExprPrint (expr->u.tree.right);
 199         break;
 200     case FcOpNot:
 201         printf ("Not ");
 202         FcExprPrint (expr->u.tree.left);
 203         break;
 204     case FcOpInvalid: printf ("Invalid"); break;
 205     }
 206 }
 207
 208 void
 209 FcTestPrint (FcTest *test)
 210 {
 211     switch (test->qual) {
 212     case FcQualAny:
 213         printf ("any ");
 214         break;
 215     case FcQualAll:
 216         printf ("all ");
 217         break;
 218     case FcQualFirst:
 219         printf ("first ");
 220         break;
 221     case FcQualNotFirst:
 222         printf ("not_first ");
 223         break;
 224     }
 225     printf ("%s ", test->field);
 226     FcOpPrint (test->op);
 227     printf (" ");
 228     FcExprPrint (test->expr);
 229     printf ("\n");
 230 }
 231
 232 void
 233 FcEditPrint (FcEdit *edit)
 234 {
 235     printf ("Edit %s ", edit->field);
 236     FcOpPrint (edit->op);
 237     printf (" ");
 238     FcExprPrint (edit->expr);
 239 }
 240
 241 void
 242 FcSubstPrint (FcSubst *subst)
 243 {
 244     FcEdit      *e;
 245     FcTest      *t;
 246
 247     printf ("match\n");
 248     for (t = subst->test; t; t = t->next)
 249     {
 250         printf ("\t");
 251         FcTestPrint (t);
 252     }
 253     printf ("edit\n");
 254     for (e = subst->edit; e; e = e->next)
 255     {
 256         printf ("\t");
 257         FcEditPrint (e);
 258         printf (";\n");
 259     }
 260     printf ("\n");
 261 }
 262
 263 void
 264 FcFontSetPrint (FcFontSet *s)
 265 {
 266     int     i;
 267
 268     printf ("FontSet %d of %d\n", s->nfont, s->sfont);
 269     for (i = 0; i < s->nfont; i++)
 270     {
 271         printf ("Font %d ", i);
 272         FcPatternPrint (s->fonts[i]);
 273     }
 274 }
 275
 276 int
 277 FcDebug (void)
 278 {
 279     static int  initialized;
 280     static int  debug;
 281
 282     if (!initialized)
 283     {
 284         char    *e;
 285
 286         initialized = 1;
 287         e = getenv ("FC_DEBUG");
 288         if (e)
 289         {
 290             printf ("FC_DEBUG=%s\n", e);
 291             debug = atoi (e);
 292             if (debug < 0)
 293                 debug = 0;
 294         }
 295     }
 296     return debug;
 297 }