view easyhg-merge.bat @ 305:7708149d252a

Avoid exception when incremental log is called for in a situation where the heads have not actually been determined yet -- we could end up adding all existing history as an incremental update and getting a duplicate changeset error

@echo off
setlocal enableextensions
setlocal enabledelayedexpansion
set mypath=%~dp0
set kdiff=kdiff3.exe
set found=
set SEARCH=%mypath%;%PATH%
:loop
for /F "delims=; tokens=1*" %%e in ("%SEARCH%") do (
    if exist "%%e\%kdiff%" (
        set found=%%e\%kdiff%
        goto done;
    )
    set SEARCH=%%f
)
if not "%SEARCH%"=="" goto loop;
:done
if "%found%"=="" (
    echo. "Failed to find kdiff.exe in path"
) else (
    "%found%" "%~2" "%~1" "%~3" -o "%~1"
)