1#!/bin/bash 2 3set -e 4 5# The purpose of this script is to install build dependencies and set 6# $build_env to a function that sets appropriate environment variables, 7# to enable (mingw32|mingw64) environment if we want to compile with gcc, or 8# (mingw32|mingw64) + vcvarsall.bat if we want to compile with cl.exe 9 10if [[ "$TRAVIS_OS_NAME" != "windows" ]]; then 11 echo "Incorrect \$TRAVIS_OS_NAME: expected windows, got $TRAVIS_OS_NAME" 12 exit 1 13fi 14 15[[ ! -f C:/tools/msys64/msys2_shell.cmd ]] && rm -rf C:/tools/msys64 16choco uninstall -y mingw 17choco upgrade --no-progress -y msys2 18 19msys_shell_cmd="cmd //C RefreshEnv.cmd && set MSYS=winsymlinks:nativestrict && C:\\tools\\msys64\\msys2_shell.cmd" 20 21msys2() { $msys_shell_cmd -defterm -no-start -msys2 -c "$*"; } 22mingw32() { $msys_shell_cmd -defterm -no-start -mingw32 -c "$*"; } 23mingw64() { $msys_shell_cmd -defterm -no-start -mingw64 -c "$*"; } 24 25if [[ "$CROSS_COMPILE_32BIT" == "yes" ]]; then 26 mingw=mingw32 27 mingw_gcc_package_arch=i686 28else 29 mingw=mingw64 30 mingw_gcc_package_arch=x86_64 31fi 32 33if [[ "$CC" == *"gcc"* ]]; then 34 $mingw pacman -S --noconfirm --needed \ 35 autotools \ 36 git \ 37 mingw-w64-${mingw_gcc_package_arch}-make \ 38 mingw-w64-${mingw_gcc_package_arch}-gcc \ 39 mingw-w64-${mingw_gcc_package_arch}-binutils 40 build_env=$mingw 41elif [[ "$CC" == *"cl"* ]]; then 42 $mingw pacman -S --noconfirm --needed \ 43 autotools \ 44 git \ 45 mingw-w64-${mingw_gcc_package_arch}-make \ 46 mingw-w64-${mingw_gcc_package_arch}-binutils 47 48 # In order to use MSVC compiler (cl.exe), we need to correctly set some environment 49 # variables, namely PATH, INCLUDE, LIB and LIBPATH. The correct values of these 50 # variables are set by a batch script "vcvarsall.bat". The code below generates 51 # a batch script that calls "vcvarsall.bat" and prints the environment variables. 52 # 53 # Then, those environment variables are transformed from cmd to bash format and put 54 # into a script $apply_vsenv. If cl.exe needs to be used from bash, one can 55 # 'source $apply_vsenv' and it will apply the environment variables needed for cl.exe 56 # to be located and function correctly. 57 # 58 # At last, a function "mingw_with_msvc_vars" is generated which forwards user input 59 # into a correct mingw (32 or 64) subshell that automatically performs 'source $apply_vsenv', 60 # making it possible for autotools to discover and use cl.exe. 61 vcvarsall="vcvarsall.tmp.bat" 62 echo "@echo off" > $vcvarsall 63 echo "call \"c:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\\\vcvarsall.bat\" $USE_MSVC" >> $vcvarsall 64 echo "set" >> $vcvarsall 65 66 apply_vsenv="./apply_vsenv.sh" 67 cmd //C $vcvarsall | grep -E "^PATH=" | sed -n -e 's/\(.*\)=\(.*\)/export \1=$PATH:"\2"/g' \ 68 -e 's/\([a-zA-Z]\):[\\\/]/\/\1\//g' \ 69 -e 's/\\/\//g' \ 70 -e 's/;\//:\//gp' > $apply_vsenv 71 cmd //C $vcvarsall | grep -E "^(INCLUDE|LIB|LIBPATH)=" | sed -n -e 's/\(.*\)=\(.*\)/export \1="\2"/gp' >> $apply_vsenv 72 73 cat $apply_vsenv 74 mingw_with_msvc_vars() { $msys_shell_cmd -defterm -no-start -$mingw -c "source $apply_vsenv && ""$*"; } 75 build_env=mingw_with_msvc_vars 76 77 rm -f $vcvarsall 78else 79 echo "Unknown C compiler: $CC" 80 exit 1 81fi 82 83echo "Build environment function: $build_env" 84