UNIX for Dummies Questions & Answers

$ ls -lrt file*
-rw-r--r-- 1 08:53 file1.txt
-rw-r--r-- 1 08:54 file3.txt
-rw-r--r-- 1 10:50 file2.txt

 $ awk '/FIRST/ && !/SECOND/ {print FILENAME}' file*
file1.txt
file2.txt
 $ cat file1.txt
fhdf kdfki gduf FIRST
 $ cat file2.txt
yvhjv vuvh vuvjn FIRST
SECOND
 $

awk '
function pn() {
	if(f1 != "" && f2 == "") print fn
}
FNR == 1 {
	pn()
	fn = FILENAME
	f1 = ""
	f2 = ""
}
/FIRST/ {
	f1 = FNR
}
/SECOND/ {
	f2 = FNR
}
END {	pn()
}' *.txt

$ ls -lrt file*
-rw-r--r-- 1 08:53 file1.txt
-rw-r--r-- 1 08:54 file3.txt
-rw-r--r-- 1 10:50 file2.txt

 $ awk '/FIRST/ && !/SECOND/ {print FILENAME}' file*
file1.txt
file2.txt
 $ cat file1.txt
fhdf kdfki gduf FIRST
 $ cat file2.txt
yvhjv vuvh vuvjn FIRST
SECOND
 $

this doesnt work for not Having "SECOND" also tested works only for hardcoded files , How to search in Root Directory


---------- Post updated at 12:41 PM ---------- Previous update was at 12:36 PM ----------

tested works but not in the root directory cant we mention it to find in root ? instead of *.txt i want to put / below is the error.


/file1.txt
awk: cmd. line:13: (FILENAME= FNR=10) fatal: file `/home/logs' is a directory
[/PHP][/NOPARSE]

}' *.txt

}' /*.txt

! grep -q SECOND