From: Stuart Henderson <stu@spacehopper.org>
Subject: Re: cad/prusaslicer: fix font loading bug
To: Antoine Jacoutot <ajacoutot@bsdfrog.org>
Cc: Renato Aguiar <renato@renatoaguiar.net>, ports@openbsd.org, Ian Darwin <ian@darwinsys.com>
Date: Mon, 16 Mar 2026 16:43:22 +0000

On 2026/03/15 16:17, Antoine Jacoutot wrote:
> On Sun, Mar 15, 2026 at 02:49:11PM +0000, 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.
> 
> This README looks weird.
> It it is not installed (not in PLIST) and does not follow
> ports/infrastructure/templates/README.template
> 
> -- 
> Antoine

it's a MESSAGE not DESCR.

when did the problem start? if it wasn't introduced until after
7.8-release I wouldn't bother to include it in the package, just
mention in commit log.. if it was from before then faq/current.html
maybe a better place than MESSAGE.