Книга: UNIX — универсальная среда программирования

3.8.13 checkmail.sh

3.8.13 checkmail.sh
# checkmail: watch mailbox for growth
PATH=/bin:/usr/bin
MAIL=/usr/spool/mail/`getname` # system dependent
t=${1-60}
x="`ls -l $MAIL`"
while :
do
 y="`ls -l $MAIL`"
 echo $x $y x="$y"
 sleep $t
done | awk '$4 < $12 { print "You have mail" }'

Содержание
3.8.1 addup1
3.8.2. addup2
3.8.3 backup
3.8.4 backwards
3.8.5 badpick.c
3.8.6 bundle
3.8.7 cal
3.8.8 calendar1
3.8.9 calendar2
3.8.10 calendar3
3.8.11 cat0.c
3.8.12 checkmail.c
3.8.13 checkmail.sh
3.8.14 cp.c
3.8.15 doctype
3.8.16 double
3.8.17 efopen.c
3.8.18 error.c
3.8.19 field1
3.8.20 field2
3.8.21 fold
3.8.22 frequent
3.8.23 frequent2
3.8.24 get
3.8.25 get.с
3.8.26 getname
3.8.27 idiff.c
3.8.28 makefile
3.8.29 newer
3.8.30 news1
3.8.31 news2
3.8.32 news3
3.8.33 nohup
3.8.34 older
3.8.35 overwrite1
3.8.36 overwrite2
3.8.37 overwrite3
3.8.38 p1.c
3.8.39 p2.c
3.8.40 p3.c
3.8.41 p4.c
3.8.42 pick1
3.8.43 pick.c
3.8.44 prpages
3.8.45 put
3.8.46 readslow.c
3.8.47 replace
3.8.48 signaltest.c
3.8.49 spname.c
3.8.50 strindex.c
3.8.51 sv.c
3.8.52 system1.c
3.8.53 system.c
3.8.54 timeout.c
3.8.55 toolong
3.8.56 ttyin1.c
3.8.57 ttyin2.c
3.5.58 vis1.c
3.5.59 vis2.c
3.8.60 vis3.c
3.8.61 waitfile.c
3.8.62 watchfor
3.8.63 watchwho
3.8.64 which1
3.8.65 which1.H
3.8.66 which2
3.8.67 wordfreq
3.8.68 zap1
3.8.69 zap2
3.8.70 zap.c
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