From: Ian Darwin <ian@darwinsys.com>
Subject: Re: cad/prusaslicer: fix font loading bug
To: ports@openbsd.org
Date: Sun, 15 Mar 2026 11:10:52 -0400

On 3/15/26 10:49 AM, Renato Aguiar wrote:
> Updated diff adding pkg/MESSAGE on how to fix stale font cache:
>
> diff --git a/cad/prusaslicer/Makefile b/cad/prusaslicer/Makefile
> index 55f592d288c..d04b3f39f39 100644
> --- a/cad/prusaslicer/Makefile
> +++ b/cad/prusaslicer/Makefile
> @@ -3,7 +3,7 @@ ONLY_FOR_ARCHS = ${LP64_ARCHS}
>   DPB_PROPERTIES = parallel
>   
>   V =		2.9.4
> -REVISION =	0
> +REVISION =	1
>   PKGNAME =	prusaslicer-${V}
>   
>   GH_ACCOUNT =	prusa3d
> diff --git a/cad/prusaslicer/patches/patch-src_slic3r_Utils_FontConfigHelp_hpp b/cad/prusaslicer/patches/patch-src_slic3r_Utils_FontConfigHelp_hpp
> new file mode 100644
> index 00000000000..80936b715c7
> --- /dev/null
> +++ b/cad/prusaslicer/patches/patch-src_slic3r_Utils_FontConfigHelp_hpp
> @@ -0,0 +1,12 @@
> +Index: src/slic3r/Utils/FontConfigHelp.hpp
> +--- src/slic3r/Utils/FontConfigHelp.hpp.orig
> ++++ src/slic3r/Utils/FontConfigHelp.hpp
> +@@ -6,7 +6,7 @@
> + #define slic3r_FontConfigHelp_hpp_
> +
> + #include <string>
> +-#ifdef __linux__
> ++#if defined(__linux__) || defined(__OpenBSD__)
> + #define EXIST_FONT_CONFIG_INCLUDE
> + #endif
> +
> diff --git a/cad/prusaslicer/patches/patch-src_slic3r_Utils_WxFontUtils_cpp b/cad/prusaslicer/patches/patch-src_slic3r_Utils_WxFontUtils_cpp
> new file mode 100644
> index 00000000000..da4ddd81f78
> --- /dev/null
> +++ b/cad/prusaslicer/patches/patch-src_slic3r_Utils_WxFontUtils_cpp
> @@ -0,0 +1,39 @@
> +Index: src/slic3r/Utils/WxFontUtils.cpp
> +--- src/slic3r/Utils/WxFontUtils.cpp.orig
> ++++ src/slic3r/Utils/WxFontUtils.cpp
> +@@ -19,7 +19,7 @@
> + #include <wx/uri.h>
> + #include <wx/fontutil.h> // wxNativeFontInfo
> + #include <wx/osx/core/cfdictionary.h>
> +-#elif defined(__linux__)
> ++#elif defined(__linux__) || defined(__OpenBSD__)
> + #include "slic3r/Utils/FontConfigHelp.hpp"
> + #endif
> +
> +@@ -83,7 +83,7 @@ bool WxFontUtils::can_load(const wxFont &font)
> + #elif defined(__APPLE__)
> +     return true;
> +     //return is_valid_ttf(get_file_path(font));
> +-#elif defined(__linux__)
> ++#elif defined(__linux__) || defined(__OpenBSD__)
> +     return true;
> +     // font config check file path take about 4000ms for chech them all
> +     //std::string font_path = Slic3r::GUI::get_font_path(font);
> +@@ -104,7 +104,7 @@ std::unique_ptr<Emboss::FontFile> WxFontUtils::create_
> +         return nullptr;
> +     }
> +     return Emboss::create_font_file(file_path.c_str());
> +-#elif defined(__linux__)
> ++#elif defined(__linux__) || defined(__OpenBSD__)
> +     std::string font_path = Slic3r::GUI::get_font_path(font);
> +     if (font_path.empty()){
> +         BOOST_LOG_TRIVIAL(error) << "Can not read font('" << get_human_readable_name(font) << "'), "
> +@@ -125,7 +125,7 @@ EmbossStyle::Type WxFontUtils::get_current_type()
> +     return EmbossStyle::Type::wx_win_font_descr;
> + #elif defined(__APPLE__)
> +     return EmbossStyle::Type::wx_mac_font_descr;
> +-#elif defined(__linux__)
> ++#elif defined(__linux__) || defined(__OpenBSD__)
> +     return EmbossStyle::Type::wx_lin_font_descr;
> + #else
> +     return EmbossStyle::Type::undefined;
> diff --git a/cad/prusaslicer/pkg/MESSAGE b/cad/prusaslicer/pkg/MESSAGE
> new file mode 100644
> index 00000000000..bc51ff86ba8
> --- /dev/null
> +++ b/cad/prusaslicer/pkg/MESSAGE
> @@ -0,0 +1,4 @@
> +Version 2.9.4p1 contains a fix for font selection.  If you are upgrading from an
> +older version and fonts are still not loading properly, e.g. the "Add
> +Object->Text" or "Add Negative Space->Text" doesn't show a font name, try
> +deleting "~/.config/PrusaSlicer/cache/fonts.cereal" and restarting PrusaSlicer.
>
Since that's all that changed, this still has my OK. Thanks.