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
|
#!/bin/bash
##############################################################################
# Build script to build the protoc compiler for the host platform.
##############################################################################
# This script builds the protoc compiler for the host platform, which is needed
# for any cross-compilation as we will need to convert the protobuf source
# files to cc files.
#
# --other-flags accepts flags that should be passed to cmake. Optional.
#
# After the execution of the file, one should be able to find the host protoc
# binary at build_host_protoc/bin/protoc.
set -e
CAFFE2_ROOT="$( cd "$(dirname -- "$0")"/.. ; pwd -P)"
BUILD_ROOT=${BUILD_ROOT:-"$CAFFE2_ROOT/build_host_protoc"}
mkdir -p $BUILD_ROOT/build
cd $BUILD_ROOT/build
CMAKE_ARGS=()
CMAKE_ARGS+=("-DCMAKE_INSTALL_PREFIX=$BUILD_ROOT")
CMAKE_ARGS+=("-Dprotobuf_BUILD_TESTS=OFF")
# If Ninja is installed, prefer it to Make
if [ -x "$(command -v ninja)" ]; then
CMAKE_ARGS+=("-GNinja")
fi
while true; do
case "$1" in
--other-flags)
shift;
CMAKE_ARGS+=("$@")
break ;;
"")
break ;;
*)
echo "Unknown option passed as argument: $1"
break ;;
esac
done
# Use ccache if available (this path is where Homebrew installs ccache symlinks)
if [ "$(uname)" == 'Darwin' ] && [ -d /usr/local/opt/ccache/libexec ]; then
CMAKE_ARGS+=("-DCMAKE_C_COMPILER=/usr/local/opt/ccache/libexec/gcc")
CMAKE_ARGS+=("-DCMAKE_CXX_COMPILER=/usr/local/opt/ccache/libexec/g++")
fi
cmake "$CAFFE2_ROOT/third_party/protobuf/cmake" ${CMAKE_ARGS[@]}
if [ -z "$MAX_JOBS" ]; then
if [ "$(uname)" == 'Darwin' ]; then
MAX_JOBS=$(sysctl -n hw.ncpu)
else
MAX_JOBS=$(nproc)
fi
fi
cmake --build . -- "-j${MAX_JOBS}" install
|
