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Top Forums Shell Programming and Scripting how to exit status of a piped process ??? Post 302554211 by binlib on Saturday 10th of September 2011 08:14:59 PM
Old 09-10-2011
Code:
bash$ (echo abc; exit 1) |(wc;exit 2)
      1       1       4
bash$ echo ${PIPESTATUS[0]}
1

This User Gave Thanks to binlib For This Post:
 

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cd(1T)							       Tcl Built-In Commands							    cd(1T)

__________________________________________________________________________________________________________________________________________________

NAME
cd - Change working directory SYNOPSIS
cd ?dirName? _________________________________________________________________ DESCRIPTION
Change the current working directory to dirName, or to the home directory (as specified in the HOME environment variable) if dirName is not given. Returns an empty string. Note that the current working directory is a per-process resource; the cd command changes the working directory for all interpreters and (in a threaded environment) all threads. EXAMPLES
Change to the home directory of the user fred: cd ~fred Change to the directory lib that is a sibling directory of the current one: cd ../lib SEE ALSO
filename(1T), glob(1T), pwd(1T) KEYWORDS
working directory ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +--------------------+-----------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +--------------------+-----------------+ |Availability | SUNWTcl | +--------------------+-----------------+ |Interface Stability | Uncommitted | +--------------------+-----------------+ NOTES
Source for Tcl is available on http://opensolaris.org. Tcl cd(1T)
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