fonts/readerly
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Add ttfautohint dependency check

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Nico Verbruggen
2026-03-14 10:54:47 +01:00
parent defd728985
commit bd9e4d99d5
2 changed files with 25 additions and 1 deletions
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6
README.md
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@@ -30,10 +30,14 @@ After running `build.py`, you should get:
- **Python 3** - **Python 3**
- **[fontTools](https://github.com/fonttools/fonttools)** — install with `pip install fonttools` - **[fontTools](https://github.com/fonttools/fonttools)** — install with `pip install fonttools`
- **[FontForge](https://fontforge.org)** — the build script auto-detects FontForge from PATH, Flatpak, or the macOS app bundle - **[FontForge](https://fontforge.org)** — the build script auto-detects FontForge from PATH, Flatpak, or the macOS app bundle
- **[ttfautohint](https://freetype.org/ttfautohint/)** — required for proper rendering on Kobo e-readers
### Linux preparation ### Linux preparation
``` ```
sudo apt install ttfautohint # Debian/Ubuntu
sudo dnf install ttfautohint # Fedora
brew install ttfautohint # Bazzite (immutable Fedora)
pip install fonttools pip install fonttools
flatpak install flathub org.fontforge.FontForge flatpak install flathub org.fontforge.FontForge
``` ```
@@ -44,7 +48,7 @@ On macOS, if you're using the built-in version of Python (via Xcode), you may ne
```bash ```bash
echo 'export PATH="$HOME/Library/Python/3.9/bin:$PATH"' >> ~/.zshrc echo 'export PATH="$HOME/Library/Python/3.9/bin:$PATH"' >> ~/.zshrc
brew install fontforge brew install fontforge ttfautohint
brew unlink python3 # ensure that python3 isn't linked via Homebrew brew unlink python3 # ensure that python3 isn't linked via Homebrew
pip3 install fonttools font-line pip3 install fonttools font-line
source ~/.zshrc source ~/.zshrc

20
build.py
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@@ -659,6 +659,24 @@ def autohint_ttf(ttf_path):
# MAIN # MAIN
# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ # ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
def check_ttfautohint():
"""Verify ttfautohint is installed before starting the build."""
if shutil.which("ttfautohint"):
return
print(
"ERROR: ttfautohint not found.\n"
"\n"
"ttfautohint is required for proper rendering on Kobo e-readers.\n"
"Install it with:\n"
" macOS/Bazzite: brew install ttfautohint\n"
" Debian/Ubuntu: sudo apt install ttfautohint\n"
" Fedora: sudo dnf install ttfautohint\n"
" Arch: sudo pacman -S ttfautohint\n",
file=sys.stderr,
)
sys.exit(1)
def main(): def main():
print("=" * 60) print("=" * 60)
print(" Readerly Build") print(" Readerly Build")
@@ -666,6 +684,8 @@ def main():
ff_cmd = find_fontforge() ff_cmd = find_fontforge()
print(f" FontForge: {' '.join(ff_cmd)}") print(f" FontForge: {' '.join(ff_cmd)}")
check_ttfautohint()
print(f" ttfautohint: {shutil.which('ttfautohint')}")
family = DEFAULT_FAMILY family = DEFAULT_FAMILY
old_kern = False old_kern = False