Attachment 1972499 Details for Bug 2188430 – Source RPM for the noarch RPM bringing back egrep and fgrep without complaining output

Source RPM for the noarch RPM bringing back egrep and fgrep without complaining output

grep-compat.spec (text/plain), 3.05 KB, created by Albert Flügel on 2023-06-25 10:45:16 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Albert Flügel

Created: 2023-06-25 10:45:16 UTC

Size: 3.05 KB

patch

obsolete

>Name:           grep-compat
>Version:        1.0.0
>Release:        1%{?dist}
>Summary:        Provide egrep and fgrep again
>BuildArch:      noarch
>
>License:        GPL 3.0
>
>Requires: grep >= 3.8
>
># This is ignored anyway:
>BuildRoot:	~/rpm/BUILD/grep-compat-1.0.0
># You must use rpmbuild -bb --buildroot=... or specify in ~/rpmmacros
>
>%define _rpmfilename %%{ARCH}/%%{NAME}-%%{VERSION}-%%{RELEASE}.%%{ARCH}.rpm
>%define name_before %{NAME}
>%define name_after %%{NAME}
>
>%description
>To alleviate the consequences of abolishing fgrep and egrep this
>"package" brings them back for the zillions of script that use them
>without conflicting files
>
>%pre
>PROGDIR=/usr/bin
>COMMANDS="$PROGDIR/egrep $PROGDIR/fgrep"
>SAVED_FILES=""
>TMPDIR=`mktemp -d`
>RST=0
>cleanup(){
>  if [ -d "$TMPDIR" ] ; then
>    /bin/rm -f "$TMPDIR"/*grep
>    rmdir "$TMPDIR"
>  fi
>}
>rollback(){
>  for F in $SAVED_FILES ; do
>    BN=`basename "$F"`
>    if [ -f "$TMPDIR/"`basename $F` ] ; then
>      ( /bin/cp -p "$TMPDIR/$BN" "$PROGDIR/$BN" \
>       && /bin/rm "$TMPDIR/$BN" \
>       || /bin/mv "$TMPDIR/$BN" "$PROGDIR/$BN"
>      )
>      if [ $? -ne 0 ] ; then
>        echo "ERROR: Could not recover $PROGDIR/$BN"
>        RST=3
>      fi
>    fi
>  done
>}
>for C in $COMMANDS ; do
>  BN=`basename "$C"`
>  if [ -f "$C" ] ; then
>    /bin/cp -p "$C" "$TMPDIR/$BN"
>    if [ $? -ne 0 ] ; then
>      echo "$ERROR: Could not save file $C" >&2
>      RST=5
>      rollback
>      break
>    fi
>    SAVED_FILES="$SAVED_FILES $C"
>  fi
>  OPTION=`basename "$C"|cut -c1| tr '[a-z]' '[A-Z]'`
>  touch "$C" \
>   && chmod 755 "$C" \
>   && (
>    echo '#!/bin/sh'
>    echo 'exec grep -'"$OPTION"' "$@"'
>   ) >"$C"
>  if [ $? -ne 0 ] ; then
>    echo "ERROR: Could not create $C correctly. Trying to rollback." >&2
>    RST=4
>    rollback
>  fi
>done
>cleanup
>exit $RST
>
>%preun
>PROGDIR=/usr/bin
>COMMANDS="$PROGDIR/egrep $PROGDIR/fgrep"
>SAVED_FILES=""
>TMPDIR=`mktemp -d`
>RST=0
>cleanup(){
>  if [ -d "$TMPDIR" ] ; then
>    /bin/rm -f "$TMPDIR"/*grep
>    rmdir "$TMPDIR"
>  fi
>}
>rollback(){
>  for F in $SAVED_FILES ; do
>    BN=`basename "$F"`
>    if [ -f "$TMPDIR/"`basename $F` ] ; then
>      ( /bin/cp -p "$TMPDIR/$BN" "$PROGDIR/$BN" \
>       && /bin/rm "$TMPDIR/$BN" \
>       || /bin/mv "$TMPDIR/$BN" "$PROGDIR/$BN"
>      )
>      if [ $? -ne 0 ] ; then
>        echo "ERROR: Could not recover $PROGDIR/$BN"
>        RST=3
>      fi
>    fi
>  done
>}
>for C in $COMMANDS ; do
>  BN=`basename "$C"`
>  if [ -f "$C" ] ; then
>    /bin/cp -p "$C" "$TMPDIR/$BN"
>    if [ $? -ne 0 ] ; then
>      echo "$ERROR: Could not save file $C" >&2
>      RST=5
>      rollback
>      break
>    fi
>    SAVED_FILES="$SAVED_FILES $C"
>  fi
>  OPTION=`basename "$C"|cut -c1| tr '[a-z]' '[A-Z]'`
>  touch "$C" \
>   && chmod 755 "$C" \
>   && (
>    echo '#!/usr/bin/sh'
>    echo 'cmd=${0##*/}'
>    echo 'echo "$cmd: warning: $cmd is obsolescent; using grep -'"$OPTION"'" >&2'
>    echo 'exec grep -'"$OPTION"' "$@"'
>   ) >"$C"
>  if [ $? -ne 0 ] ; then
>    echo "ERROR: Could not create $C correctly. Trying to rollback." >&2
>    RST=4
>    rollback
>  fi
>done
>cleanup
>exit $RST
>
>%clean
>
>%files
>
>%changelog
>* Sun Jun 25 2023 Albert
>- initial version

Actions: View

Attachments on bug 2188430: 1972498 | 1972499 | 1972501