Shell Programming and Scripting

=> ls -lrt ULOG.08*
-rw-rw-rw-    1 vssrt    vssgrp        24370 Aug 01 23:57 ULOG.080112
-rw-rw-rw-    1 vssrt    vssgrp        26094 Aug 02 23:59 ULOG.080212
-rw-rw-rw-    1 vssrt    vssgrp        76357 Aug 03 23:46 ULOG.080312
-rw-rw-rw-    1 vssrt    vssgrp        21232 Aug 04 23:47 ULOG.080412
-rw-rw-rw-    1 vssrt    vssgrp        18235 Aug 05 23:49 ULOG.080512
-rw-rw-rw-    1 vssrt    vssgrp        45460 Aug 06 23:51 ULOG.080612
-rw-rw-rw-    1 vssrt    vssgrp        24888 Aug 07 23:52 ULOG.080712
-rw-rw-rw-    1 vssrt    vssgrp        23013 Aug 08 23:54 ULOG.080812
-rw-rw-rw-    1 vssrt    vssgrp        25403 Aug 09 23:56 ULOG.080912
-rw-rw-rw-    1 vssrt    vssgrp        24354 Aug 10 23:58 ULOG.081012
-rw-rw-rw-    1 vssrt    vssgrp        18289 Aug 11 23:59 ULOG.081112
-rw-rw-rw-    1 vssrt    vssgrp        18160 Aug 12 23:46 ULOG.081212
-rw-rw-rw-    1 vssrt    vssgrp        22486 Aug 13 23:47 ULOG.081312
-rw-rw-rw-    1 vssrt    vssgrp        22656 Aug 14 23:49 ULOG.081412
-rw-rw-rw-    1 vssrt    vssgrp        50666 Aug 15 23:51 ULOG.081512
-rw-rw-rw-    1 vssrt    vssgrp         6548 Aug 16 07:06 ULOG.081612

=> grep -ice "Invalid Transaction" ULOG.081612
0

[ $(grep -ic "Invalid Transaction" ULOG.081612) -gt 0 ] && \
grep -i "Invalid Transaction" ULOG.081612 |\
mail -s "tuxedo info" a@bla.net b@bla.net c@bla.net

cd /advx/edgrt/R8.0g/TOP/logs
if grep -i "Invalid Transaction" ULOG.$(date +%m%d%y) >errors_today 2>/dev/null
then
 mail "someone@somehost" < errors_today
fi

VAR="$(grep -i "Invalid Transaction" ULOG.$(date +%m%d%y) 2> /dev/null)"
[ -n "$VAR" ] && \
mail -s "tuxedo info" a@bla.net b@bla.net c@bla.net