Re3/printHash.bat

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@echo off
REM creates version.h with HEAD commit hash
REM params: $1=full path to output file (usually points version.h)
setlocal enableextensions enabledelayedexpansion
cd /d "%~dp0"
break> %1
<nul set /p=^"#define GIT_SHA1 ^"^"> %1
where git
if "%errorlevel%" == "0" ( goto :havegit ) else ( goto :writeending )
:havegit
for /f %%v in ('git rev-parse --short HEAD') do set version=%%v
<nul set /p="%version%" >> %1
:writeending
echo ^" >> %1
echo const char* g_GIT_SHA1 = GIT_SHA1; >> %1
EXIT /B