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Full Discussion: AWK instead of Shell script
Top Forums UNIX for Advanced & Expert Users AWK instead of Shell script Post 302165965 by radoulov on Sunday 10th of February 2008 06:15:30 AM
Old 02-10-2008
Quote:
Originally Posted by lokiman
Yes, but not completely.

Script should abort if any one file doesn't have 'read' permission.
How to do this? Smilie
Use bash, ksh93 (/usr/dt/bin/dtksh on Solaris)
or zsh, do not use ksh88 (ksh on Solaris):

Code:
#!/bin/bash

source_dir="FTPIN"
file_list="FILES/list_file"
out="FTPOUT/complete.txt"
unset f

while IFS= read;do
  [ -r "$source_dir/$REPLY" ] && \
  f=("${f[@]}" "$source_dir/$REPLY")||exit 1
done<"$file_list" && \
nawk 'f[FILENAME] == 1 && !/^\*TM\*/
/^\*TM\*/ { f[FILENAME]++ }
' "${f[@]}" > "$out"

exit


Last edited by radoulov; 02-10-2008 at 09:49 AM..
 

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getusershell(3C)					   Standard C Library Functions 					  getusershell(3C)

NAME
getusershell, setusershell, endusershell - get legal user shells SYNOPSIS
#include <unistd.h> char *getusershell(void); void setusershell(void); void endusershell(void); DESCRIPTION
The getusershell() function returns a pointer to a legal user shell as defined by the system manager in the file /etc/shells. If /etc/shells does not exist, the following locations of the standard system shells are used in its place: /bin/bash /bin/csh /bin/jsh /bin/ksh /bin/ksh93 /bin/pfcsh /bin/pfksh /bin/pfsh /bin/sh /bin/tcsh /bin/zsh /sbin/jsh /sbin/pfsh /sbin/sh /usr/bin/bash /usr/bin/csh /usr/bin/jsh /usr/bin/ksh /usr/bin/ksh93 /usr/bin/pfcsh /usr/bin/pfksh /usr/bin/pfsh /usr/bin/sh /usr/bin/tcsh /usr/bin/zsh /usr/sfw/bin/zsh /usr/xpg4/bin/sh The getusershell() function opens the file /etc/shells, if it exists, and returns the next entry in the list of shells. The setusershell() function rewinds the file or the list. The endusershell() function closes the file, frees any memory used by getusershell() and setusershell(), and rewinds the file /etc/shells. RETURN VALUES
The getusershell() function returns a null pointer on EOF. BUGS
All information is contained in memory that may be freed with a call to endusershell(), so it must be copied if it is to be saved. NOTES
Restricted shells should not be listed in /etc/shells. SunOS 5.11 1 Nov 2007 getusershell(3C)
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