[package]
name = "malloc_utils"
version = "0.1.0"
authors = ["Paul Hauner <paul@paulhauner.com>"]
edition = { workspace = true }

# Features are not rich enough to express the complexity of our defaults, so we choose to just
# use the jemalloc feature to control whether the dependency is compiled, but avoid using it if
# the `sysmalloc` feature is set.
#
# On Windows, setting the jemalloc feature will result in a compile-time error.
[features]
default = []
mallinfo2 = []
# The jemalloc feature enables the compilation of jemalloc dependencies. Jemalloc is also the
# default allocator, unless `sysmalloc` is set.
#
# It should be turned off on Windows.
jemalloc = ["tikv-jemalloc-ctl", "tikv-jemallocator"]
jemalloc-profiling = ["tikv-jemallocator/profiling"]
# Force the use of system malloc (or glibc) rather than jemalloc.
# This is a no-op on Windows where jemalloc is always disabled.
sysmalloc = []
# Enable jemalloc with unprefixed malloc (recommended for reproducible builds)
jemalloc-unprefixed = ["jemalloc", "tikv-jemallocator/unprefixed_malloc_on_supported_platforms"]

[dependencies]
libc = "0.2.79"
metrics = { workspace = true }
parking_lot = { workspace = true }
tikv-jemalloc-ctl = { version = "0.6.0", optional = true, features = ["stats"] }

[target.'cfg(not(target_os = "linux"))'.dependencies]
tikv-jemallocator = { version = "0.6.0", optional = true, features = ["stats"] }

# Jemalloc's background_threads feature requires Linux (pthreads).
[target.'cfg(target_os = "linux")'.dependencies]
tikv-jemallocator = { version = "0.6.0", optional = true, features = [
    "stats",
    "background_threads",
] }