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cbindgen: trim build directories from binary

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Dylan Araps 2021-09-02 09:35:05 +03:00
parent 980a355925
commit 31bf9188d9
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1 changed files with 21 additions and 25 deletions
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extra/cbindgen/build
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@ -1,27 +1,26 @@
#!/bin/sh -e #!/bin/sh -e
# #
# Seeing as this is the only rust package in the # Seeing as this is the only rust package in the repositories (other than rust
# repositories (other than rust itself), this will # itself), this will also serve as a reference to writing network-free rust
# also serve as a reference to writing network-free # based packages.
# rust-based packages.
# Set the CARGO_HOME variable to the current directory # Set the CARGO_HOME variable to the current directory to prevent cargo from
# to prevent cargo from touching '$HOME/.cargo'. This # touching '$HOME/.cargo'. This keeps the build contained to the package
# keeps the build contained to the package manager's # manager's domain.
# domain.
export CARGO_HOME=$PWD export CARGO_HOME=$PWD
# Extract each crate and generate a checksum file. # Instruct the compiler to trim absolute paths in resulting binaries and instead
# This effectively mimics 'cargo vendor' without the # change them to relative paths ($PWD/... ./...).
# network requirement. export RUSTFLAGS="$RUSTFLAGS --remap-path-prefix=$PWD=."
#
# This allows the package manager to cache each crate # Extract each crate and generate a checksum file. This effectively mimics
# and handle them as regular sources. # 'cargo vendor' without the network requirement. This allows the package
# manager to cache each crate and handle them as regular sources.
( (
cd vendor cd vendor
# Download link for this crate 404s. Mirror link saves # Download link for this crate 404s. Mirror link saves the file as
# the file as 'download' so it must be renamed. # 'download' so it must be renamed.
mv -f download wasi-0.9.0+wasi-snapshot-preview1.crate mv -f download wasi-0.9.0+wasi-snapshot-preview1.crate
for crate in *.crate; do for crate in *.crate; do
@ -36,14 +35,12 @@ export CARGO_HOME=$PWD
done done
) )
# Cargo reads a "global" configuration file from $CARGO_HOME, # Cargo reads a "global" configuration file from $CARGO_HOME, as we've set it to
# as we've set it to $PWD this is where we'll be storing the # $PWD this is where we'll be storing the vendor config.
# vendor config.
mkdir -p .cargo mkdir -p .cargo
# Create the configuration file to tell cargo to look in the # Create the configuration file to tell cargo to look in the 'vendor' directory
# 'vendor' directory for the already downloaded sources # for the already downloaded sources rather than crates.io (over network).
# rather than crates.io (over network).
cat <<EOF > .cargo/config cat <<EOF > .cargo/config
[source.crates-io] [source.crates-io]
replace-with = "vendored-sources" replace-with = "vendored-sources"
@ -52,9 +49,8 @@ replace-with = "vendored-sources"
directory = "vendor" directory = "vendor"
EOF EOF
# Use the '--frozen' flag to tell cargo to skip the network # Use the '--frozen' flag to tell cargo to skip the network and use whatever
# and use whatever dependencies are in the Cargo.[toml|lock] # dependencies are in the Cargo.[toml|lock] files.
# files.
cargo build --release --frozen cargo build --release --frozen
mkdir -p "$1/usr/bin" mkdir -p "$1/usr/bin"