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Fix compilation error on i686 due to cfzlib incompat (#138)

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Closes #137
This commit is contained in:
Josh Holmer 2018-09-16 14:43:08 -04:00 committed by GitHub
parent 72393d06c9
commit edd4966cea
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 22 additions and 13 deletions
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4
Cargo.toml
View file

@ -47,8 +47,8 @@ version = "^2.10.0"
optional = true
version = "1.0.1"
[dependencies.cloudflare-zlib-sys]
version = "^0.1.2"
[target.'cfg(any(target_arch = "x86_64", target_arch = "aarch64"))'.dependencies]
cloudflare-zlib-sys = "^0.1.2"
[dependencies.image]
default-features = false

30
src/deflate/mod.rs
View file

@ -15,6 +15,7 @@ pub fn inflate(data: &[u8]) -> PngResult<Vec<u8>> {
}
/// Compress a data stream using the DEFLATE algorithm
#[cfg(any(target_arch = "x86_64", target_arch = "aarch64"))]
pub fn deflate(data: &[u8], zc: u8, zs: u8, zw: u8, max_size: &AtomicMin) -> PngResult<Vec<u8>> {
if is_cfzlib_supported() {
return cfzlib_deflate(data, zc, zs, zw, max_size);
@ -23,22 +24,29 @@ pub fn deflate(data: &[u8], zc: u8, zs: u8, zw: u8, max_size: &AtomicMin) -> Png
miniz_stream::compress_to_vec_oxipng(data, zc, zw.into(), zs.into(), max_size)
}
/// Compress a data stream using the DEFLATE algorithm
#[cfg(not(any(target_arch = "x86_64", target_arch = "aarch64")))]
pub fn deflate(data: &[u8], zc: u8, zs: u8, zw: u8, max_size: &AtomicMin) -> PngResult<Vec<u8>> {
miniz_stream::compress_to_vec_oxipng(data, zc, zw.into(), zs.into(), max_size)
}
#[cfg(target_arch = "x86_64")]
fn is_cfzlib_supported() -> bool {
#[cfg(target_arch = "x86_64")]
{
if is_x86_feature_detected!("sse4.2") && is_x86_feature_detected!("pclmulqdq") {
return true;
}
}
#[cfg(target_arch = "aarch64")]
{
if is_arm_feature_detected!("neon") && is_arm_feature_detected!("crc") {
return true;
}
if is_x86_feature_detected!("sse4.2") && is_x86_feature_detected!("pclmulqdq") {
return true;
}
false
}
#[cfg(target_arch = "aarch64")]
fn is_cfzlib_supported() -> bool {
if is_arm_feature_detected!("neon") && is_arm_feature_detected!("crc") {
return true;
}
false
}
#[cfg(any(target_arch = "x86_64", target_arch = "aarch64"))]
pub fn cfzlib_deflate(
data: &[u8],
level: u8,

1
src/lib.rs
View file

@ -1,5 +1,6 @@
extern crate bit_vec;
extern crate byteorder;
#[cfg(any(target_arch = "x86_64", target_arch = "aarch64"))]
extern crate cloudflare_zlib_sys;
extern crate crc;
extern crate image;