On Saturday 20 November 2004 01:23, Tzafrir Cohen wrote: > > One such place is /etc/fonts/ , mainly /etc/fonts/fonbts.conf . > > Another option: maybe some bogus font? > > Frankly, I'd be glad to know of a useful technique to debug fontconfig > (the library). Maybe run a program under ltrace?
I'm not sure if that's what you ment, but I've attached to this mail my /etc/fonts/ files... -- Noam Meltzer
<!-- This is the Document Type Definition for font configuration files -->
<!ELEMENT fontconfig (dir |
cache |
include |
config |
match |
alias)* >
<!--
Add a directory that provides fonts
-->
<!ELEMENT dir (#PCDATA)>
<!ATTLIST dir xml:space (default|preserve) 'preserve'>
<!--
Define the per-user file that holds cache font information.
If the filename begins with '~', it is replaced with the users
home directory path.
-->
<!ELEMENT cache (#PCDATA)>
<!ATTLIST cache xml:space (default|preserve) 'preserve'>
<!--
Reference another configuration file; note that this
is another complete font configuration file and not
just a file included by the XML parser.
Set 'ignore_missing' to 'yes' if errors are to be ignored.
If the filename begins with '~', it is replaced with the users
home directory path.
-->
<!ELEMENT include (#PCDATA)>
<!ATTLIST include
ignore_missing (no|yes) "no"
xml:space (default|preserve) "preserve">
<!--
Global library configuration data
-->
<!ELEMENT config (blank|rescan)*>
<!--
Specify the set of Unicode encoding values which
represent glyphs that are allowed to contain no
data. With this list, fontconfig can examine
fonts for broken glyphs and eliminate them from
the set of valid Unicode chars. This idea
was borrowed from Mozilla
-->
<!ELEMENT blank (int)*>
<!--
Aliases are just a special case for multiple match elements
They are syntactically equivalent to:
<match>
<test name="family">
<string value=[family]/>
</test>
<edit name="family" mode="prepend">
<string value=[prefer]/>
...
</edit>
<edit name="family" mode="append">
<string value=[accept]/>
...
</edit>
<edit name="family" mode="append_last">
<string value=[default]/>
...
</edit>
</match>
-->
<!--
Periodically rescan the font configuration and
directories to synch internal state with filesystem
-->
<!ELEMENT rescan (int)>
<!ELEMENT alias (family*, prefer?, accept?, default?)>
<!ELEMENT prefer (family)*>
<!ELEMENT accept (family)*>
<!ELEMENT default (family)*>
<!ELEMENT family (#PCDATA)>
<!ATTLIST family xml:space (default|preserve) 'preserve'>
<!ENTITY % expr 'int|double|string|matrix|bool|charset
|name|const
|or|and|eq|not_eq|less|less_eq|more|more_eq|contains|not_contains
|plus|minus|times|divide|not|if|floor|ceil|round|trunc'>
<!--
Match and edit patterns.
If 'target' is 'pattern', execute the match before selecting a font.
if 'target' is 'font', execute the match on the result of a font
selection.
-->
<!ELEMENT match (test*, edit*)>
<!ATTLIST match
target (pattern|font) "pattern">
<!--
Match a field in a pattern
if 'qual' is 'any', then the match succeeds if any value in the field matches.
if 'qual' is 'all', then the match succeeds only if all values match.
if 'qual' is 'first', then the match succeeds only if the first value matches.
if 'qual' is 'not_first', then the match succeeds only if any value other than
the first matches.
For match elements with target=font, if test 'target' is 'pattern',
then the test is applied to the pattern used in matching rather than
to the resulting font.
-->
<!ELEMENT test (%expr;)*>
<!ATTLIST test
qual (any|all|first|not_first) "any"
name CDATA #REQUIRED
target (pattern|font|default) "default"
compare (eq|not_eq|less|less_eq|more|more_eq|contains|not_contains) "eq">
<!--
Edit a field in a pattern
The enclosed values are used together to edit the list of values
associated with 'name'.
If 'name' matches one of those used in a test element for this match element:
if 'mode' is 'assign', replace the matched value.
if 'mode' is 'assign_replace', replace all of the values
if 'mode' is 'prepend', insert before the matched value
if 'mode' is 'append', insert after the matched value
if 'mode' is 'prepend_first', insert before all of the values
if 'mode' is 'append_last', insert after all of the values
If 'name' doesn't match any of those used in a test element:
if 'mode' is 'assign' or 'assign_replace, replace all of the values
if 'mode' is 'prepend' or 'prepend_first', insert before all of the values
if 'mode' is 'append' or 'append_last', insert after all of the values
-->
<!ELEMENT edit (%expr;)*>
<!ATTLIST edit
name CDATA #REQUIRED
mode (assign|assign_replace|prepend|append|prepend_first|append_last) "assign"
binding (weak|strong|same) "weak">
<!--
Elements of expressions follow
-->
<!ELEMENT int (#PCDATA)>
<!ATTLIST int xml:space (default|preserve) 'preserve'>
<!ELEMENT double (#PCDATA)>
<!ATTLIST double xml:space (default|preserve) 'preserve'>
<!ELEMENT string (#PCDATA)>
<!ATTLIST string xml:space (default|preserve) 'preserve'>
<!ELEMENT matrix (double,double,double,double)>
<!ELEMENT bool (#PCDATA)>
<!ELEMENT charset (#PCDATA)>
<!ATTLIST charset xml:space (default|preserve) 'preserve'>
<!ELEMENT name (#PCDATA)>
<!ATTLIST name xml:space (default|preserve) 'preserve'>
<!ELEMENT const (#PCDATA)>
<!ATTLIST const xml:space (default|preserve) 'preserve'>
<!ELEMENT or (%expr;)*>
<!ELEMENT and (%expr;)*>
<!ELEMENT eq ((%expr;), (%expr;))>
<!ELEMENT not_eq ((%expr;), (%expr;))>
<!ELEMENT less ((%expr;), (%expr;))>
<!ELEMENT less_eq ((%expr;), (%expr;))>
<!ELEMENT more ((%expr;), (%expr;))>
<!ELEMENT more_eq ((%expr;), (%expr;))>
<!ELEMENT contains ((%expr;), (%expr;))>
<!ELEMENT not_contains ((%expr;), (%expr;))>
<!ELEMENT plus (%expr;)*>
<!ELEMENT minus (%expr;)*>
<!ELEMENT times (%expr;)*>
<!ELEMENT divide (%expr;)*>
<!ELEMENT not (%expr;)>
<!ELEMENT if ((%expr;), (%expr;), (%expr;))>
<!ELEMENT floor (%expr;)>
<!ELEMENT ceil (%expr;)>
<!ELEMENT round (%expr;)>
<!ELEMENT trunc (%expr;)>
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