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genversion.bat for the Xiph Opus project
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@echo off | |
setlocal enableextensions enabledelayedexpansion | |
for /f %%v in ('git --git-dir="%~dp0..\.git" describe --tags --match "v*"') do set version=%%v | |
if not "%version%"=="" goto :gotversion | |
if exist "%~dp0..\version.mk" goto :getversion | |
echo Git cannot be found, nor can version.mk. Generating unknown version. | |
set version=unknown | |
goto :gotversion | |
:getversion | |
for /f "delims== tokens=2" %%v in ("%~dp0..\version.mk") do set version=%%v | |
set version=!version:^"=! | |
set version=!version: =! | |
:gotversion | |
set version_out=#define %2 "%version%" | |
set version_mk=%2 = "%version%" | |
echo %version_out%> "%1_temp" | |
if %version%==unknown goto :skipgenerate | |
echo # static version string; update manually every release.> "%~dp0..\version.mk" | |
echo %version_mk%>> "%~dp0..\version.mk" | |
:skipgenerate | |
echo n | comp "%1_temp" "%1" > NUL 2> NUL | |
if not errorlevel 1 goto exit | |
copy /y "%1_temp" "%1" | |
:exit | |
del "%1_temp" |
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