This file is indexed.

/etc/fonts/conf.avail/90-synthetic.conf is in fontconfig-config 2.8.0-3ubuntu9.2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<fontconfig>
<!-- 
 Artificial oblique for fonts without an italic or oblique version
 -->
 
	<match target="font">
		<!-- check to see if the font is roman -->
		<test name="slant">
			<const>roman</const>
		</test>
		<!-- check to see if the pattern requested non-roman -->
		<test target="pattern" name="slant" compare="not_eq">
			<const>roman</const>
		</test>
		<!-- multiply the matrix to slant the font -->
		<edit name="matrix" mode="assign">
			<times>
				<name>matrix</name>
				<matrix><double>1</double><double>0.2</double>
					<double>0</double><double>1</double>
				</matrix>
			</times>
		</edit>
		<!-- pretend the font is oblique now -->
		<edit name="slant" mode="assign">
			<const>oblique</const>
		</edit>
		<!-- and disable embedded bitmaps for artificial oblique -->
		<edit name="embeddedbitmap" mode="assign">
			<bool>false</bool>
		</edit>
	</match>

<!--
 Synthetic emboldening for fonts that do not have bold face available
 -->

	<match target="font">
		<!-- check to see if the font is just regular -->
		<test name="weight" compare="less_eq">
			<const>medium</const>
		</test>
		<!-- check to see if the pattern requests bold -->
		<test target="pattern" name="weight" compare="more">
			<const>medium</const>
		</test>
		<!--
		  set the embolden flag
		  needed for applications using cairo, e.g. gucharmap, gedit, ...
		-->
		<edit name="embolden" mode="assign">
			<bool>true</bool>
		</edit>
		<!--
		 set weight to bold
		 needed for applications using Xft directly, e.g. Firefox, ...
		-->
		<edit name="weight" mode="assign">
			<const>bold</const>
		</edit>
	</match>
</fontconfig>