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g: use xargs instead of finding complete file list before greping

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Michael Forney 2022-01-01 10:26:14 +00:00 committed by Ori Bernstein
parent 4db9bebede
commit 33231f9222
1 changed files with 11 additions and 12 deletions
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23
rc/bin/g
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@ -14,25 +14,24 @@ while(! ~ $#* 1 && ~ $1 -* && ! ~ $1 --){
}
if(~ $1 --)
shift
if(~ $#* 0) {
echo 'usage: g [flags] pattern [files]' >[1=2]
exit usage
}
pattern=$1
shift
suffixes='\.([bcChlmsy]|asm|awk|cc|cgi|cpp|cs|go|goc|hs|java|lua|lx|mk|ml|mli|ms|myr|pl|py|rc|sh|tex|xy)$'
fullnames='(^|/)mkfile$'
switch($#*){
case 0
echo 'usage: g [flags] pattern [files]' >[1=2]
exit usage
case 1
pattern=$1
files=`$nl{walk -f $recurse | grep -e $fullnames -e $suffixes >[2]/dev/null}
walk -f $recurse | grep -e $fullnames -e $suffixes >[2]/dev/null
case *
pattern=$1
shift
for(f in $*){
if(test -d $f)
files=($files `$nl{walk -f $recurse -- $f \
| grep -e $fullnames -e $suffixes >[2]/dev/null})
walk -f $recurse -- $f \
| grep -e $fullnames -e $suffixes >[2]/dev/null
if not
files=($files $f)
echo $f
}
}
grep -n $flags -- $pattern $files /dev/null
} | xargs grep -n $flags -- $pattern