Mercurial > hg > sv-dependency-builds
annotate src/bzip2-1.0.6/bzgrep @ 169:223a55898ab9 tip default
Add null config files
| author | Chris Cannam <cannam@all-day-breakfast.com> |
|---|---|
| date | Mon, 02 Mar 2020 14:03:47 +0000 |
| parents | 8a15ff55d9af |
| children |
| rev | line source |
|---|---|
| cannam@89 | 1 #!/bin/sh |
| cannam@89 | 2 |
| cannam@89 | 3 # Bzgrep wrapped for bzip2, |
| cannam@89 | 4 # adapted from zgrep by Philippe Troin <phil@fifi.org> for Debian GNU/Linux. |
| cannam@89 | 5 ## zgrep notice: |
| cannam@89 | 6 ## zgrep -- a wrapper around a grep program that decompresses files as needed |
| cannam@89 | 7 ## Adapted from a version sent by Charles Levert <charles@comm.polymtl.ca> |
| cannam@89 | 8 |
| cannam@89 | 9 PATH="/usr/bin:$PATH"; export PATH |
| cannam@89 | 10 |
| cannam@89 | 11 prog=`echo $0 | sed 's|.*/||'` |
| cannam@89 | 12 case "$prog" in |
| cannam@89 | 13 *egrep) grep=${EGREP-egrep} ;; |
| cannam@89 | 14 *fgrep) grep=${FGREP-fgrep} ;; |
| cannam@89 | 15 *) grep=${GREP-grep} ;; |
| cannam@89 | 16 esac |
| cannam@89 | 17 pat="" |
| cannam@89 | 18 while test $# -ne 0; do |
| cannam@89 | 19 case "$1" in |
| cannam@89 | 20 -e | -f) opt="$opt $1"; shift; pat="$1" |
| cannam@89 | 21 if test "$grep" = grep; then # grep is buggy with -e on SVR4 |
| cannam@89 | 22 grep=egrep |
| cannam@89 | 23 fi;; |
| cannam@89 | 24 -A | -B) opt="$opt $1 $2"; shift;; |
| cannam@89 | 25 -*) opt="$opt $1";; |
| cannam@89 | 26 *) if test -z "$pat"; then |
| cannam@89 | 27 pat="$1" |
| cannam@89 | 28 else |
| cannam@89 | 29 break; |
| cannam@89 | 30 fi;; |
| cannam@89 | 31 esac |
| cannam@89 | 32 shift |
| cannam@89 | 33 done |
| cannam@89 | 34 |
| cannam@89 | 35 if test -z "$pat"; then |
| cannam@89 | 36 echo "grep through bzip2 files" |
| cannam@89 | 37 echo "usage: $prog [grep_options] pattern [files]" |
| cannam@89 | 38 exit 1 |
| cannam@89 | 39 fi |
| cannam@89 | 40 |
| cannam@89 | 41 list=0 |
| cannam@89 | 42 silent=0 |
| cannam@89 | 43 op=`echo "$opt" | sed -e 's/ //g' -e 's/-//g'` |
| cannam@89 | 44 case "$op" in |
| cannam@89 | 45 *l*) list=1 |
| cannam@89 | 46 esac |
| cannam@89 | 47 case "$op" in |
| cannam@89 | 48 *h*) silent=1 |
| cannam@89 | 49 esac |
| cannam@89 | 50 |
| cannam@89 | 51 if test $# -eq 0; then |
| cannam@89 | 52 bzip2 -cdfq | $grep $opt "$pat" |
| cannam@89 | 53 exit $? |
| cannam@89 | 54 fi |
| cannam@89 | 55 |
| cannam@89 | 56 res=0 |
| cannam@89 | 57 for i do |
| cannam@89 | 58 if test -f "$i"; then :; else if test -f "$i.bz2"; then i="$i.bz2"; fi; fi |
| cannam@89 | 59 if test $list -eq 1; then |
| cannam@89 | 60 bzip2 -cdfq "$i" | $grep $opt "$pat" 2>&1 > /dev/null && echo $i |
| cannam@89 | 61 r=$? |
| cannam@89 | 62 elif test $# -eq 1 -o $silent -eq 1; then |
| cannam@89 | 63 bzip2 -cdfq "$i" | $grep $opt "$pat" |
| cannam@89 | 64 r=$? |
| cannam@89 | 65 else |
| cannam@89 | 66 j=${i//\\/\\\\} |
| cannam@89 | 67 j=${j//|/\\|} |
| cannam@89 | 68 j=${j//&/\\&} |
| cannam@89 | 69 j=`printf "%s" "$j" | tr '\n' ' '` |
| cannam@89 | 70 bzip2 -cdfq "$i" | $grep $opt "$pat" | sed "s|^|${j}:|" |
| cannam@89 | 71 r=$? |
| cannam@89 | 72 fi |
| cannam@89 | 73 test "$r" -ne 0 && res="$r" |
| cannam@89 | 74 done |
| cannam@89 | 75 exit $res |