1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
|
{ lib, stdenv, echo_colored, noisily, mkRustcDepArgs }:
{ build
, buildDependencies
, colors
, completeBuildDeps
, completeDeps
, crateAuthors
, crateDescription
, crateHomepage
, crateFeatures
, crateName
, crateRenames
, crateVersion
, extraLinkFlags
, extraRustcOpts
, libName
, libPath
, release
, target_os
, verbose
, workspace_member }:
let version_ = lib.splitString "-" crateVersion;
versionPre = if lib.tail version_ == [] then "" else lib.elemAt version_ 1;
version = lib.splitVersion (lib.head version_);
rustcOpts = lib.foldl' (opts: opt: opts + " " + opt)
(if release then "-C opt-level=3" else "-C debuginfo=2")
(["-C codegen-units=$NIX_BUILD_CORES"] ++ extraRustcOpts);
buildDeps = mkRustcDepArgs buildDependencies crateRenames;
authors = lib.concatStringsSep ":" crateAuthors;
optLevel = if release then 3 else 0;
completeDepsDir = lib.concatStringsSep " " completeDeps;
completeBuildDepsDir = lib.concatStringsSep " " completeBuildDeps;
in ''
${echo_colored colors}
${noisily colors verbose}
source ${./lib.sh}
${lib.optionalString (workspace_member != null) ''
noisily cd "${workspace_member}"
''}
${lib.optionalString (workspace_member == null) ''
echo_colored "Searching for matching Cargo.toml (${crateName})"
local cargo_toml_dir=$(matching_cargo_toml_dir "${crateName}")
if [ -z "$cargo_toml_dir" ]; then
echo_error "ERROR configuring ${crateName}: No matching Cargo.toml in $(pwd) found." >&2
exit 23
fi
noisily cd "$cargo_toml_dir"
''}
runHook preConfigure
symlink_dependency() {
# $1 is the nix-store path of a dependency
# $2 is the target path
i=$1
ln -s -f $i/lib/*.rlib $2 #*/
ln -s -f $i/lib/*.so $i/lib/*.dylib $2 #*/
if [ -e "$i/lib/link" ]; then
cat $i/lib/link >> target/link
cat $i/lib/link >> target/link.final
fi
if [ -e $i/env ]; then
source $i/env
fi
}
mkdir -p target/{deps,lib,build,buildDeps}
chmod uga+w target -R
echo ${extraLinkFlags} > target/link
echo ${extraLinkFlags} > target/link.final
for i in ${completeDepsDir}; do
symlink_dependency $i target/deps
done
for i in ${completeBuildDepsDir}; do
symlink_dependency $i target/buildDeps
done
if [[ -e target/link ]]; then
sort -u target/link > target/link.sorted
mv target/link.sorted target/link
sort -u target/link.final > target/link.final.sorted
mv target/link.final.sorted target/link.final
tr '\n' ' ' < target/link > target/link_
fi
EXTRA_BUILD=""
BUILD_OUT_DIR=""
export CARGO_PKG_NAME=${crateName}
export CARGO_PKG_VERSION=${crateVersion}
export CARGO_PKG_AUTHORS="${authors}"
export CARGO_PKG_DESCRIPTION="${crateDescription}"
export CARGO_CFG_TARGET_ARCH=${stdenv.hostPlatform.parsed.cpu.name}
export CARGO_CFG_TARGET_OS=${target_os}
export CARGO_CFG_TARGET_FAMILY="unix"
export CARGO_CFG_UNIX=1
export CARGO_CFG_TARGET_ENV="gnu"
export CARGO_CFG_TARGET_ENDIAN=${if stdenv.hostPlatform.parsed.cpu.significantByte.name == "littleEndian" then "little" else "big"}
export CARGO_CFG_TARGET_POINTER_WIDTH=${toString stdenv.hostPlatform.parsed.cpu.bits}
export CARGO_CFG_TARGET_VENDOR=${stdenv.hostPlatform.parsed.vendor.name}
export CARGO_MANIFEST_DIR=$(pwd)
export DEBUG="${toString (!release)}"
export OPT_LEVEL="${toString optLevel}"
export TARGET="${stdenv.hostPlatform.config}"
export HOST="${stdenv.hostPlatform.config}"
export PROFILE=${if release then "release" else "debug"}
export OUT_DIR=$(pwd)/target/build/${crateName}.out
export CARGO_PKG_VERSION_MAJOR=${lib.elemAt version 0}
export CARGO_PKG_VERSION_MINOR=${lib.elemAt version 1}
export CARGO_PKG_VERSION_PATCH=${lib.elemAt version 2}
export CARGO_PKG_VERSION_PRE="${versionPre}"
export CARGO_PKG_HOMEPAGE="${crateHomepage}"
export NUM_JOBS=1
export RUSTC="rustc"
export RUSTDOC="rustdoc"
BUILD=""
if [[ ! -z "${build}" ]] ; then
BUILD=${build}
elif [[ -e "build.rs" ]]; then
BUILD="build.rs"
fi
if [[ ! -z "$BUILD" ]] ; then
echo_build_heading "$BUILD" ${libName}
mkdir -p target/build/${crateName}
EXTRA_BUILD_FLAGS=""
if [ -e target/link_ ]; then
EXTRA_BUILD_FLAGS=$(cat target/link_)
fi
if [ -e target/link.build ]; then
EXTRA_BUILD_FLAGS="$EXTRA_BUILD_FLAGS $(cat target/link.build)"
fi
noisily rustc --crate-name build_script_build $BUILD --crate-type bin ${rustcOpts} \
${crateFeatures} --out-dir target/build/${crateName} --emit=dep-info,link \
-L dependency=target/buildDeps ${buildDeps} --cap-lints allow $EXTRA_BUILD_FLAGS --color ${colors}
mkdir -p target/build/${crateName}.out
export RUST_BACKTRACE=1
BUILD_OUT_DIR="-L $OUT_DIR"
mkdir -p $OUT_DIR
target/build/${crateName}/build_script_build > target/build/${crateName}.opt
set +e
EXTRA_BUILD=$(sed -n "s/^cargo:rustc-flags=\(.*\)/\1/p" target/build/${crateName}.opt | tr '\n' ' ' | sort -u)
EXTRA_FEATURES=$(sed -n "s/^cargo:rustc-cfg=\(.*\)/--cfg \1/p" target/build/${crateName}.opt | tr '\n' ' ')
EXTRA_LINK=$(sed -n "s/^cargo:rustc-link-lib=\(.*\)/\1/p" target/build/${crateName}.opt | tr '\n' ' ' | sort -u)
EXTRA_LINK_SEARCH=$(sed -n "s/^cargo:rustc-link-search=\(.*\)/\1/p" target/build/${crateName}.opt | tr '\n' ' ' | sort -u)
for env in $(sed -n "s/^cargo:rustc-env=\(.*\)/\1/p" target/build/${crateName}.opt); do
export $env
done
CRATENAME=$(echo ${crateName} | sed -e "s/\(.*\)-sys$/\U\1/")
grep -P "^cargo:(?!(rustc-|warning=|rerun-if-changed=|rerun-if-env-changed))" target/build/${crateName}.opt \
| sed -e "s/cargo:\([^=]*\)=\(.*\)/export DEP_$(echo $CRATENAME)_\U\1\E=\2/" > target/env
set -e
fi
runHook postConfigure
''
|