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Jennifer Lee
2026-03-09 17:17:13 -07:00
parent 6e1e545916
commit 2293e9601f
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programs/README.md
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@@ -79,6 +79,13 @@ There are however other Makefile targets that create different variations of CLI
This can be useful to produce smaller binaries.
A corresponding `Makefile` target using this ability is `zstd-compress`.
- __ZSTD_DISPLAY_LEVEL_DEFAULT__ : Controls the default verbosity level of `zstd` output.
The default value is `2`. Lower values (e.g., `1`) reduce output verbosity,
while higher values (e.g., `3`) increase it.
This allows setting preferred verbosity at compile time,
rather than passing `-q` or `-v` flags at runtime.
Example : `CPPFLAGS="-DZSTD_DISPLAY_LEVEL_DEFAULT=1" make`
- __BACKTRACE__ : `zstd` can display a stack backtrace when execution
generates a runtime exception. By default, this feature may be
degraded/disabled on some platforms unless additional compiler directives are