walkero
/
harfbuzz
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[CONFIG.md] Grammar

This commit is contained in:
Behdad Esfahbod 2022-06-21 13:39:16 -06:00
parent 0ab08a8bbb
commit 1abec5cd0d
1 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
CONFIG.md
View File

@ -100,13 +100,14 @@ This is very rarely what you need. Make sure you understand exactly what you
are doing. are doing.
Defining `HB_NO_FALLBACK_SHAPE` however is pretty harmless. That removes the Defining `HB_NO_FALLBACK_SHAPE` however is pretty harmless. That removes the
(unused) "fallback" shaper. (unused) "fallback" shaper. This is defined by the `HB_TINY` profile already
(more below).
## Thread-safety ## Thread-safety
By default HarfBuzz builds as a thread-safe library. The exception is that By default HarfBuzz builds as a thread-safe library. The exception is that
the `HB_TINY` predefined configuring (more below) disables thread-safety. the `HB_TINY` predefined configuration (more below) disables thread-safety.
If you do *not* need thread-safety in the library (eg. you always call into If you do *not* need thread-safety in the library (eg. you always call into
HarfBuzz from the same thread), you can disable thread-safety by defining HarfBuzz from the same thread), you can disable thread-safety by defining
@ -140,7 +141,7 @@ configurations from the command-line.
However, configuration can still be overridden from a file. To do that, add your However, configuration can still be overridden from a file. To do that, add your
override instructions (mostly `undef` instructions) to a header file and define override instructions (mostly `undef` instructions) to a header file and define
the macro `HB_CONFIG_OVERRIDE_H` to the string containing to that header file's the macro `HB_CONFIG_OVERRIDE_H` to the string containing to that header file's
name. HarfBuzz will then include that file at appropriate right place during name. HarfBuzz will then include that file at the appropriate place during
configuration. configuration.
Up until HarfBuzz 3.1.2 the the configuration override header file's name was Up until HarfBuzz 3.1.2 the the configuration override header file's name was
@ -154,4 +155,4 @@ Note that the config option `HB_NO_CFF`, which is enabled by `HB_LEAN` and
`HB_TINY` does *not* mean that the resulting library won't work with CFF fonts. `HB_TINY` does *not* mean that the resulting library won't work with CFF fonts.
The library can shape valid CFF fonts just fine, with or without this option. The library can shape valid CFF fonts just fine, with or without this option.
This option disables (among other things) the code to calculate glyph extents This option disables (among other things) the code to calculate glyph extents
for CFF fonts. for CFF fonts, which many clients might not need.