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fix stupid msys2 and windows cmd path handling

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cheezwiz7899
2026-04-18 14:40:08 +10:00
parent 694425740e
commit 3fe8693844
1 changed files with 14 additions and 9 deletions
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build-clangtron-windows.bat
+14 -9
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@@ -59,25 +59,30 @@ exit /b 1
:found_msys2
echo Found MSYS2 at: %MSYS2_PATH%
REM ---------- resolve script directory as MSYS2 path ----------
REM ---------- resolve script directory ----------
REM Strip trailing backslash left by %%~dp0
set "SCRIPT_DIR=%~dp0"
if "%SCRIPT_DIR:~-1%"=="\" set "SCRIPT_DIR=%SCRIPT_DIR:~0,-1%"
REM C:\foo\bar -> /c/foo/bar
set "MSYS_SOURCE=%SCRIPT_DIR:\=/%"
set "DRIVE=%MSYS_SOURCE:~1,1%"
set "MSYS_SOURCE=/%DRIVE%%MSYS_SOURCE:~2%"
REM Use cygpath (always present in MSYS2) to convert the Windows path to a
REM POSIX path. The manual letter-by-letter loop it replaces was inserting
REM extra slashes into every path component (e.g. /citron -> /c/itron).
for /f "delims=" %%P in ('^""%MSYS2_PATH%\usr\bin\cygpath.exe" "%SCRIPT_DIR%"^"') do set "MSYS_SOURCE=%%P"
REM Lowercase the drive letter (MSYS2 paths are lowercase)
for %%L in (a b c d e f g h i j k l m n o p q r s t u v w x y z) do (
set "MSYS_SOURCE=!MSYS_SOURCE:/%%L=/%%L/!"
if "%MSYS_SOURCE%"=="" (
echo.
echo ERROR: cygpath failed to convert path: %SCRIPT_DIR%
echo Ensure MSYS2 is installed correctly.
echo.
pause
exit /b 1
)
REM ---------- open CLANG64 shell, print help, leave prompt open ----------
echo.
echo Opening MSYS2 CLANG64 shell.
echo The build script help will be printed above the prompt.
echo Run stages manually — see docs/BUILDING-CLANG-MINGW.md for guidance.
echo Run stages manually -- see docs/BUILDING-CLANG-MINGW.md for guidance.
echo.
"%MSYS2_PATH%\usr\bin\env.exe" MSYSTEM=CLANG64 ^