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Mar 28th, 2006, 09:47 AM
#1
Thread Starter
Addicted Member
shell scripting....
hi there, does anyone here know much about scripting. i'm doing a c-shell now. and i need some help with homework, so if anyone is around and is about shell-scripts let me know, if you can help it would be appercaited....
me and my partner sat down a did most of the project but i think we get a cppl of errors, and i can't figure them out. illl post my code in like 15mins....
thanks - justin
ok ok .....here's the code that me and my partner have.
Code:
#! /usr/bin/sh
#---------------------------------------#
# #
# Project 1 #
# #
# Lists all files from the #
# current directory that #
# match a specified pattern & #
# are newer, older, or the same #
# as a given date #
# #
#---------------------------------------#
#---------------------------------------#
# #
# Get the search pattern #
# #
#---------------------------------------#
echo Please enter search pattern
read Pattern
#---------------------------------------#
# #
# Get the date in the form mm dd yyyy #
# #
#---------------------------------------#
echo Please enter Month
read MonthIn
echo Please enter Day
read DayIn
echo Please enter Year
read YearIn
#---------------------------------------#
# #
# Get the flag 1 = newer than #
# 2 = older than #
# 3 = same as #
# #
#---------------------------------------#
echo Please enter a 1 for newer, 2 for older, or 3 for same as
read Flag
#---------------------------------------#
# #
# Send the pattern output to a file #
# #
#---------------------------------------#
ls -ld $Pattern > /tmp/tempfile
#---------------------------------------#
# #
# Remaining input comes from the file #
# #
#---------------------------------------#
exec < /tmp/tempfile
#---------------------------------------#
# #
# Display proper heading #
# #
#---------------------------------------#
if test $Flag -eq 1
then
FlagIn='after'
elif test $Flag -eq 2
then
FlagIn='before'
else
FlagIn='on'
fi
echo
echo The files below were last modified $FlagIn $MonthIn $DayIn $YearIn
#---------------------------------------#
# #
# Loop to process file lines #
# #
#---------------------------------------#
read AccessRight Links UserId GroupId Size Month Day YearOrTime
FileName
while [ a = a ]
do
#---------------------------------------#
# #
# Determine time (1) or year (2) #
# #
#---------------------------------------#
case $YearOrTime in
??:??)
IsThereColon=1
;;
*)
IsThereColon=2
;;
esac
#---------------------------------------#
# #
# Translate character month to integer #
# #
#---------------------------------------#
if [ $Month = Jan ]
then
Month=1
elif [ $Month = Feb ]
then
Month=2
elif [ $Month = Mar ]
then
Month=3
elif [ $Month = Apr ]
then
Month=4
elif [ $Month = May ]
then
Month=5
elif [ $Month = Jun ]
then
Month=6
elif [ $Month = Jul ]
then
Month=7
elif [ $Month = Aug ]
then
Month=8
elif [ $Month = Sep ]
then
Month=9
elif [ $Month = Oct ]
then
Month=10
elif [ $Month = Nov ]
then
Month=11
else
$Month=12
fi
#---------------------------------------#
# #
# Compute correct year #
# #
#---------------------------------------#
if [ IsThereColon = 2 ]
then
Year=$YearOrTime
else
CurrentYear=`date '+%Y'`
CurrentMonth=`date '+%m'`
if [ $CurrentMonth -ge 1 -a $CurrentMonth -le 6 ]
then
if [ $Month -ge 7 -a $Month -le 12 ]
then
Year=$CurrentYear
Year=`expr $Year - 1`
else
Year=$CurrentYear
fi
else
Year=$CurrentYear
fi
fi
#---------------------------------------#
# #
# Identify files newer (1) or older (2) #
# for processing #
# #
#---------------------------------------#
if [ $Flag = 1 ]
then
if [ $Year -gt $YearIn ]
then
echo $FileName
elif [ $Year = $YearIn ]
then
if [ $Month -gt $MonthIn ]
then
echo $FileName
elif [ $Month = $MonthIn ]
then
if [ $Day -gt $DayIn ]
then
echo $FileName
fi
fi
fi
elif [ $Flag = 2 ]
then
if [ $Year -lt $YearIn ]
then
echo $FileName
elif [ $Year = $YearIn ]
then
if [ $Month -lt $MonthIn ]
then
echo $FileName
elif [ $Month = $MonthIn ]
then
if [ $Day -lt $DayIn ]
then
echo $FileName
fi
fi
fi
elif [ $Flag = 3 ]
then
if [ $Year = $YearIn -a $Month = $MonthIn -a $Day = $DayIn ]
then
echo $FileName
fi
fi
read -u4 AccessRight Links UserId GroupId Size Month Day
YearOrTime FileName
#---------------------------------------#
# #
# Existence test #
# #
#---------------------------------------#
if [ $AccessRight ]
then
a=a
else
break
fi
done
#---------------------------------------#
# #
# Remove the output file #
# #
#---------------------------------------#
rm /tmp/tempfile
...but we are gettin erros, i will post there erros next. -justin
Last edited by jlbovo; Mar 28th, 2006 at 09:57 AM.
--thanks for the help.
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Mar 28th, 2006, 10:04 AM
#2
Thread Starter
Addicted Member
Re: shell scripting....
Code:
frodo% project1
Please enter search pattern
a
Please enter Month
3
Please enter Day
3
Please enter Year
2003
Please enter a 1 for newer, 2 for older, or 3 for same as
1
a: No such file or directory
The files below were last modified after 3 3 2003
project1: -u4: is not an identifier
....and.....
Code:
frodo% project1
Please enter search pattern
c*
Please enter Month
3
Please enter Day
22
Please enter Year
2005
Please enter a 1 for newer, 2 for older, or 3 for same as
1
The files below were last modified after 3 22 2005
project1: test: argument expected
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