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Replace all libz-sys code with flate2 #173

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Replace all libz-sys code with flate2 #173

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c71742a
use flate2 crate for pdf_add_stream_flate
cormacrelf Oct 28, 2019
10f2703
more flate2
cormacrelf Oct 28, 2019
5a5e070
fully replace libz-sys with flate2
cormacrelf Oct 28, 2019
a8e3e1e
Use the default (miniz_oxide) backend of flate2 instead of zlib.
cormacrelf Oct 28, 2019
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13 changes: 7 additions & 6 deletions Cargo.lock
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7 changes: 2 additions & 5 deletions dpx/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -10,15 +10,12 @@ license = "GPL"
tectonic_bridge = { version = "0.0.1-dev", path = "../bridge" }
libc = "0.2"
libpng-sys = "1.1.8"
libz-sys = { version = "1", optional = true}
md-5 = "0.8.0"
sha2 = "0.8.0"
rand = "0.7.2"
chrono = "0.4.9"

[features]
default = ['libz-sys']
legacy-libz = ['libz-sys']
# to ensure binaries are not different, we link to libz-sys
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@cormacrelf cormacrelf Oct 28, 2019

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If this is inaccurate, I'm not sure there's really a backwards-compatibility point in keeping the zlib linking. I think the default backend runs about as quickly as zlib.

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@cormacrelf cormacrelf Oct 28, 2019 •
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With zlib, 273 diffs: https://tt.ente.ninja/#/compare/c188c51eadc8dfcc46b77819b7b8ac7d374e582b/5a5e070ef6bbdeb6e06d1956233d31e402a158cd

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@cormacrelf cormacrelf Oct 28, 2019

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With default, every file is different.

flate2 = { version = "1.0.12", default-features = false, features = ["zlib"] }

[build-dependencies]
cc = "^1.0"
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