[package]
name = "risc0-zkvm-platform"
description = "RISC Zero zero-knowledge VM"
version = { workspace = true }
edition = { workspace = true }
license = { workspace = true }
homepage = { workspace = true }
repository = { workspace = true }

[dependencies]
stability = "0.2"

# This crate should have as few dependencies as possible so it can be
# used as many places as possible to share the platform definitions.
[target.'cfg(target_os = "zkvm")'.dependencies]
bytemuck = { version = "1.13", optional = true }
critical-section = { version = "1.1.2", optional = true }
embedded-alloc = { version = "0.5.1", features = [
  "allocator_api",
], optional = true }
getrandom = { version = "0.2", features = ["custom"], optional = true }
libm = { version = "0.2", optional = true }

[package.metadata.docs.rs]
rustdoc-args = ["--cfg", "docsrs"]
features = [
  "rust-runtime",
  "panic-handler",
  "entrypoint",
  "export-syscalls",
  "export-libm",
  "export-getrandom",
  "getrandom",
  "unstable",
]

[features]
default = []
entrypoint = []
# exports a `getrandom` implementation that panics
export-getrandom = ["dep:bytemuck", "dep:getrandom"]
export-libm = ["dep:libm"]
export-syscalls = []
# exports a `getrandom` implementation that uses sys_random
getrandom = ["export-getrandom"]
heap-embedded-alloc = [
  "dep:critical-section",
  "dep:embedded-alloc",
  "rust-runtime",
]
panic-handler = []
# Build a rust runtime
rust-runtime = ["export-libm", "export-syscalls"]
# Enable the sys_getenv syscall.
sys-getenv = []
# Enable the sys_argc and sys_argv syscalls.
sys-args = []
unstable = []