FcConfigSetDefaultSubstitute(3)

FcConfigSetDefaultSubstitute3

Perform default substitutions in a pattern

Usage

#include <fontconfig/fontconfig.h>

void FcConfigSetDefaultSubstitute (FcConfig *config, FcPattern *pattern);

Overview

Supplies default values for underspecified font patterns:

•

Patterns without a specified style or weight are set to Medium

•

Patterns without a specified style or slant are set to Roman

•

Patterns without a specified pixel size are given one computed from any specified point size (default 12), dpi (default 75) and scale (default 1).

Since

version 2.17.0

From fontconfig 2:2.18.3-2 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.