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Revision 12762

Added by Aaron Marcuse-Kubitza almost 11 years ago

lib/sh/util.sh: stderr_matches(): supporting ignoring any benign error exit status associated with the error message being tested for

View differences:

trunk/lib/sh/util.sh
779 779 
# usage: { stderr2stdout cmd|stdout_contains echo_run grep ...; } 41>&1
780 780 
{ echo_func; pipe_delay; pipe_delay; pipe_delay; "$@"|echo_stdout >/dev/null; }
781 781 

  		




  782
  
  
    
stderr_matches() # usage: prep_try; if pattern=... "stderr_matches" cmd...; \


  		




  783
  
  
    
# then ...; fi; [ignore_e #;] rethrow # rethrow any command error, if applicable


  		




  
  782
  
    
stderr_matches() # usage: prep_try; if pattern=... [ignore_e=#] \


  		




  
  783
  
    
# "stderr_matches" cmd...; then ...; fi; rethrow # rethrow any command error


  		




  784
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# exit status of cmd is placed in $e for use with exception handling


  		




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{


  		




  786
  
  
    
	echo_func; kw_params pattern; : "${pattern?}"


  		




  
  786
  
    
	echo_func; kw_params pattern ignore_e; : "${pattern?}"


  		




  787
  787
  
    
	


  		




  788
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	set +o errexit # avoid errexiting since @PIPESTATUS will be used instead


  		




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  789
  
    
	{ stderr2stdout "$@"|stdout_contains echo_run grep -E "$pattern"; } 41>&1


  		




  ......




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	set -o errexit


  		




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	e="${PIPESTATUS_[0]}"      # 1st command's exit status -> $e


  		




  
  794
  
    
	ignore_e "$ignore_e" # also works w/ ignore_e=''


  		




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	return "${PIPESTATUS_[1]}" # 2nd command's exit status -> $?


  		




  795
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}


  		




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