Prevent error pipe object from being finalized
Prevent error pipe object from being finalized

When the first error pipe object is finalized, the underlying file
descriptor is closed, breaking the pipe between the build script and the
main Homebrew process. Keep a reference to this object so it isn't
closed.

Signed-off-by: Jack Nagel <43386ce32af96f5c56f2a88e458cb94cebee3751@gmail.com>

AnastasiaSulyagina/brew,bfontaine/brew,JCount/brew,maxim-belkin/brew,pseudocody/brew,konqui/brew,tonyg/homebrew,aw1621107/brew,toonetown/homebrew,EricFromCanada/brew,JCount/brew,aw1621107/brew,MikeMcQuaid/brew,zmwangx/brew,ilovezfs/brew,JCount/brew,claui/brew,Homebrew/brew,reitermarkus/brew,reitermarkus/brew,Linuxbrew/brew,rwhogg/brew,Linuxbrew/brew,nandub/brew,claui/brew,alyssais/brew,mahori/brew,pseudocody/brew,hanxue/linuxbrew,mistydemeo/homebrew,reelsense/brew,gregory-nisbet/brew,Linuxbrew/brew,EricFromCanada/brew,EricFromCanada/brew,gregory-nisbet/brew,reitermarkus/brew,konqui/brew,mgrimes/brew,reitermarkus/brew,muellermartin/dist,staticfloat/brew,claui/brew,jmsundar/brew,toonetown/homebrew,hanxue/linuxbrew,amar-laksh/brew_sudo,mgrimes/brew,nandub/brew,mistydemeo/homebrew,pseudocody/brew,mahori/brew,DomT4/brew,DomT4/brew,gordonmcshane/homebrew,mahori/brew,konqui/brew,zmwangx/brew,ilovezfs/brew,ilovezfs/brew,mahori/brew,JCount/brew,AnastasiaSulyagina/brew,reelsense/brew,sjackman/homebrew,Homebrew/brew,maxim-belkin/brew,hanxue/linuxbrew,palxex/brew,mistydemeo/homebrew,jmsundar/brew,bfontaine/brew,Homebrew/brew,claui/brew,mgrimes/brew,gregory-nisbet/brew,zmwangx/brew,gordonmcshane/homebrew,AnastasiaSulyagina/brew,staticfloat/brew,amar-laksh/brew_sudo,muellermartin/dist,Linuxbrew/brew,konqui/brew,vitorgalvao/brew,tonyg/homebrew,gordonmcshane/homebrew,sjackman/homebrew,alyssais/brew,DomT4/brew,vitorgalvao/brew,jmsundar/brew,sjackman/homebrew,amar-laksh/brew_sudo,alyssais/brew,toonetown/homebrew,vitorgalvao/brew,nandub/brew,vitorgalvao/brew,palxex/brew,maxim-belkin/brew,sjackman/homebrew,MikeMcQuaid/brew,staticfloat/brew,muellermartin/dist,reelsense/brew,nandub/brew,rwhogg/brew,EricFromCanada/brew,bfontaine/brew,tonyg/homebrew,aw1621107/brew,Homebrew/brew,rwhogg/brew,MikeMcQuaid/brew,MikeMcQuaid/brew,DomT4/brew,palxex/brew