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Revision 14952

Added by Aaron Marcuse-Kubitza almost 10 years ago

lib/sh/util.sh: fds for command-specific alternate stdin/stdout/stderr: documented that should not use 3-4, which are used by the system (`ls -l /dev/fd/`)

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trunk/lib/sh/util.sh
991 991 

  		




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# convention: use fd 40/41/42 for command-specific alternate stdin/stdout/stderr


  		




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# mnemonic: 4 looks like A for Alternate


  		




  
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# do NOT use 3-4, which are used by the system (`ls -l /dev/fd/`)


  		




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# do NOT use 1x, which are used by eval (which is used by set_fds())


  		




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# do NOT use 2x, which we use as global stdin/stdout/stderr


  		




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# do NOT use 3x, which we use for logging


  		












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