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autogen.sh: Don't use "egrep -o", use "sed"

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"egrep -o" isn't portable and not available on OpenBSD, for example. So
let's use sed instead to get the automake version. The expression used
now is less specific but should work as well ...
This commit is contained in:
Alexander Barton 2013-01-27 12:25:58 +01:00
parent 8d8201502f
commit 419ff38a07
1 changed files with 1 additions and 1 deletions
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autogen.sh
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@ -153,7 +153,7 @@ echo "Searching for required tools ..."
[ -z "$AUTOMAKE" ] && Notfound automake
[ -z "$AUTOCONF" ] && Notfound autoconf
AM_VERSION=`$AUTOMAKE --version|head -n 1|egrep -o "([1-9]\.[0-9]+(\.[0-9]+)*)"`
AM_VERSION=`$AUTOMAKE --version | head -n 1 | sed -e 's/.* //g'`
ifs=$IFS; IFS="."; set $AM_VERSION; IFS=$ifs
AM_MAJOR="$1"; AM_MINOR="$2"; AM_PATCHLEVEL="$3"
echo "Detected automake $AM_VERSION ..."