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#!/usr/bin/env bash
## $Id$
## ---------- some portability checks/adjustments [stolen from configure] ----------
## 'echo -n' is not portable..
case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
*c*,-n*) ECHO_N= ECHO_C='
' ECHO_T=' ' ;;
*c*,* ) ECHO_N=-n ECHO_C= ECHO_T= ;;
*) ECHO_N= ECHO_C='\c' ECHO_T= ;;
esac
##----------
## ----------------------------------------------------------------------
## Check that given command $1 has version >= $2.$3
## return 0 if ok, 1 too old or not found (-> shell conventions).
## ----------------------------------------------------------------------
check_version()
{
dir=`pwd`
cd /tmp
foundit=
## get current version of $1
desired=`echo $2 | awk -F. '{print $1*100+$2}'`
echo $ECHO_N "Checking version of '$1' >= $desired... $ECHO_C"
name=$1
fullpath=`type $name | awk '{ print $(NF) }'`;
if [ -x "$fullpath" ]; then
foundit=yes;
fi
if [ "$foundit" != yes ]; then
echo "Didn't find application";
version=0
success=no
else
cmdline="$fullpath --version";
if version=`($cmdline 2>/dev/null)` 2>/dev/null; then
echo >/dev/null
else
version="0";
fi
if [ -n "${version}" ]; then
version=`echo $version | awk '{ for (i=1;i<=NF;i++) { split($i,j,"."); m=j[1]*100+j[2] ; if ((m*1)>0) { print m ; break; } } }'`
if [ -z "$version" ]; then version=0; fi
success=`echo "$version" "$desired" | awk '{ if ($1 >= $2) { print "yes";} else {print "no";}} '`
else
version=0
success=no
fi
fi
cd $dir
if [ $success = "yes" ] ; then
echo "succeeded. ($version)"
return 0;
else
echo "failed. ($version)"
return 1;
fi
} ## check_version()
## --------------------------------------------------------------------------------
## 'MAIN' starts here
## --------------------------------------------------------------------------------
echo "Bootstrapping configure script and makefiles:"
## ---------- first check santity of the installed versions of the build-system
## in case there's GNU drop-in tools available, set these
## some sorry systems don't have proper GNU-make...
if check_version make 3.79; then
echo >/dev/null
else
if check_version gmake 3.79; then
have_gmake=yes;
else
echo "Couldn't find a new-enough version of GNU 'make', please install one!";
echo "If you have a newer version, set the environment variable 'MAKE' to its path";
exit 1;
fi
fi
## FreeBSD's m4 seems to be broken? Download a fresh one
if check_version m4 1.4; then
echo >/dev/null
else
## solaris m4 works fine
if test -f /usr/ccs/bin/m4
then
echo >/dev/null
elif check_version gm4 1.4; then
have_gm4=yes;
else
echo "Couldn't find a new-enough version of 'm4', please install one!";
echo "If you have a newer version, set the environment variable 'M4' to its path";
exit 1;
fi
# build_lsc_aux "m4-1.4.1"
fi
if check_version pkg-config 0.15; then
echo >/dev/null
else
echo "Couldn't find a new-enough version of 'pkg-config', please install one!";
exit 1;
# build_lsc_aux "pkgconfig-0.15.0"
fi
if check_version autoreconf 2.58; then
echo >/dev/null
else
echo "Couldn't find a new-enough version of 'autoreconf', please install one!";
exit 1;
# build_lsc_aux "autoconf-2.59"
fi
if check_version automake 1.8; then
echo >/dev/null
else
echo "Couldn't find a new-enough version of 'automake', please install one!";
echo "If you have a newer version, set the environment variable 'AUTOMAKE' and 'ACLOCAL' to its path";
exit 1;
# build_lsc_aux "automake-1.8.5"
fi
if check_version libtoolize 1.5; then
echo >/dev/null
else
echo "Couldn't find a new-enough version of 'libtoolize', please install one!";
echo "If you have a newer version, set the environment variable 'LIBTOOLIZE' to its path";
exit 1;
fi
## ---------- now run autoreconf
cmdline="autoreconf -i";
## -- if _autosetup was invoked with -f run autoreconf with -f to force a recreation of all files
if [ "$1" = "-f" ]; then
cmdline="autoreconf -i -f";
fi
echo "$cmdline"
if eval $cmdline; then
echo "Done, now run ./configure"
echo " ./configure -C to enable caching"
exit 0
else
echo "Something failed .... please check error-message and re-run when fixed."
echo "exiting..."
exit 1
fi
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