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98 lines
2.9 KiB
Bash
98 lines
2.9 KiB
Bash
#!/bin/bash
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oldSettings=$-
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set -eu
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function restoreOldSettings {
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if [[ $oldSettings != *e* ]]; then
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set +e
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fi
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if [[ $oldSettings != *u* ]]; then
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set +u
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fi
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}
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if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
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echo "Error: Script not sourced."
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echo "You must source this script for it to work, i.e. "
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echo "source ./activate_msvc.sh"
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echo "or"
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echo ". ./activate_msvc.sh"
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restoreOldSettings
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exit 1
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fi
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command -v unixPathAsWindows >/dev/null 2>&1 || function unixPathAsWindows {
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if command -v cygpath >/dev/null 2>&1; then
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cygpath -w $1
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else
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echo "$1" | sed "s,^/\([^/]\)/,\\1:/," | sed "s,/,\\\\,g"
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fi
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}
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function windowsSystemPathAsUnix {
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if command -v cygpath >/dev/null 2>&1; then
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cygpath -u -p $1
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else
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IFS=';' read -r -a paths <<< "$1"
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declare -a convertedPaths
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for entry in paths; do
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convertedPaths+=(windowsPathAsUnix $entry)
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done
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convertedPath=printf ":%s" ${convertedPaths[@]}
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echo ${convertedPath:1}
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fi
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}
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# capture CMD environment so we know what's been changed
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declare -A originalCmdEnv
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originalIFS="$IFS"
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IFS=$'\n\r'
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for pair in $(cmd //c "set"); do
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IFS='=' read -r -a separatedPair <<< "${pair}"
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if [ ${#separatedPair[@]} -ne 2 ]; then
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echo "Parsed '$pair' as ${#separatedPair[@]} parts, expected 2."
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continue
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fi
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originalCmdEnv["${separatedPair[0]}"]="${separatedPair[1]}"
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done
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# capture CMD environment in a shell with MSVC activated
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cmdEnv="$(cmd //c "$(unixPathAsWindows "$(dirname "${BASH_SOURCE[0]}")")\ActivateMSVC.bat" "&&" set)"
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declare -A cmdEnvChanges
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for pair in $cmdEnv; do
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if [ -n "$pair" ]; then
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IFS='=' read -r -a separatedPair <<< "${pair}"
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if [ ${#separatedPair[@]} -ne 2 ]; then
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echo "Parsed '$pair' as ${#separatedPair[@]} parts, expected 2."
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continue
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fi
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key="${separatedPair[0]}"
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value="${separatedPair[1]}"
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if ! [ ${originalCmdEnv[$key]+_} ] || [ "${originalCmdEnv[$key]}" != "$value" ]; then
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if [ $key != 'PATH' ] && [ $key != 'path' ] && [ $key != 'Path' ]; then
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export "$key=$value"
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else
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export PATH=$(windowsSystemPathAsUnix $value)
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fi
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fi
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fi
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done
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MISSINGTOOLS=0
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command -v cl >/dev/null 2>&1 || { echo "Error: cl (MSVC Compiler) missing."; MISSINGTOOLS=1; }
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command -v link >/dev/null 2>&1 || { echo "Error: link (MSVC Linker) missing."; MISSINGTOOLS=1; }
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command -v rc >/dev/null 2>&1 || { echo "Error: rc (MS Windows Resource Compiler) missing."; MISSINGTOOLS=1; }
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command -v mt >/dev/null 2>&1 || { echo "Error: mt (MS Windows Manifest Tool) missing."; MISSINGTOOLS=1; }
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if [ $MISSINGTOOLS -ne 0 ]; then
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echo "Some build tools were unavailable after activating MSVC in the shell. It's likely that your Visual Studio $MSVC_DISPLAY_YEAR installation needs repairing."
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restoreOldSettings
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return 1
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fi
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IFS="$originalIFS"
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restoreOldSettings |