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|
#!/bin/bash
# Makefile.config -- script for automatic configuration of Makefile variables
# Copyright (C) 2002-2003 Stefan Ziegenbalg
configfile=Makefile.conf
# nice output routines
# \033 is just ascii ESC
# \033[<NUM>G move to column <NUM>
# \033[1m switch bold on
# \033[31m switch red on
# \033[32m switch green on
# \033[33m switch yellow on
# \033[m switch color/bold off
echo_red () {
echo -e "\033[31m\033[1m$1\033[m" >&2
}
echo_green () {
echo -e "\033[32m$1\033[m" >&2
}
echo_yellow () {
echo -e "\033[33m\033[1m$1\033[m" >&2
}
# read config file
readconfig () {
result="-"
read var par
while [ "$result" = "-" -a "$var" != "" ]; do
[ "$var" = "$1" ] && result=$par
read var par
done
echo $result
}
# remove temporay files
rmtmp () {
rm -f $tmpfile $tmpfile.*
}
# checks coompilinmg + running
# $1 compiler command + flags
# $2 test file (without .pas)
checkcr () {
echo "$1 $2" >> $tmpfile.log
$1 $2 >> $tmpfile.log 2>> $tmpfile.log
if [ "$?" = "0" ]; then
echo "./$2" >> $tmpfile.log
./$2
else
return 1
fi
}
# checks command
findexec () {
result=""
for i; do
if [ "$result" = "" ]; then
if [ "${i#*/}" = "$i" ]; then
which $i >> $tmpfile.log 2>> $tmpfile.log
[ "$?" = "0" ] && result=$i
else
[ -x $i -a ! -d $i ] && result=$i
fi
fi
done
echo $result
}
failure () {
echo -n $failreturn
exit 1
}
#####################
##### main part #####
#####################
failreturn=""
case "$1" in
"pc2") cmd=pc; failreturn="ppc386" ;;
"install2") cmd=install; failreturn="install" ;;
"findexec2") cmd=findexec; failreturn=${2%% *} ;;
*) cmd=$1 ;;
esac
case "$cmd" in
"findexec") varname=$cmd_$2 ;;
"have_unit") varname=have_$3 ;;
"unit_flags") varname=$3"_flags" ;;
*) varname=$cmd ;;
esac
tmpfile="conf_$varname"
result="-"
[ -f $configfile -a "$varname" != "" ] && result=`readconfig $varname < $configfile`
if [ "$result" != "-" ]; then
echo $result
exit 0
fi
result=""
rm -f $tmpfile.log
case "$cmd" in
"pc")
echo -n "Checking for freepascal compiler (FLAGS=\"$2\"): " >&2
echo -e "begin\nend." > $tmpfile.pas
for i in ppc386 fpc pc $3; do
if [ "$result" = "" ]; then
if [ "${i#*/}" = "$i" ]; then
which $i >> $tmpfile.log 2>> $tmpfile.log
[ "$?" = "0" ] && checkcr "$i $2" $tmpfile && result=$i
else
[ -x $i -a ! -d $i ] && checkcr "$i $2" $tmpfile && result=$i
fi
fi
done
if [ "$result" != "" ]; then
echo_green "$result"
rmtmp
else
echo_red "not found"
failure
fi
;;
"install")
echo -n "Checking for install command: " >&2
result=`findexec install ginstall $2`
if [ "$result" != "" ]; then
echo_green "$result"
rmtmp
else
echo_red "not found"
failure
fi
;;
"have_unit" | "unit_flags" )
echo -n "Checking for $3 unit: " >&2
echo -e "uses $3;\nbegin\nend." > $tmpfile.pas
for i in $4 " "; do
if [ "$result" = "" ]; then
if [ "$i" = " " ]; then
checkcr "$2" $tmpfile && result=$i
else
[ -f $i/$3.ppu ] && checkcr "$2 -Fu$i" $tmpfile && result=$i
fi
fi
done
if [ "$result" != "" ]; then
if [ "$result" = " " ]; then
echo_green "available"
else
echo_green "$result"
result="-Fu$result"
fi
if [ "$1" = "have_unit" ]; then
echo "$3""_flags $result" >> $configfile
result=1
else
echo "have_$3 1" >> $configfile
fi
rmtmp
else
echo_yellow "not available"
echo "$3""_flags " >> $configfile
if [ "$1" = "have_unit" ]; then
result=0
else
echo "have_$3 0" >> $configfile
failure
fi
fi
;;
"optalign")
echo -n "Checking for -Oa flag: " >&2
echo -e "begin\nend." > $tmpfile.pas
checkcr "$2 -Oa" $tmpfile
if [ "$?" = "0" ]; then
echo_green "works"
result=1
rmtmp
else
echo_yellow "failed"
result=0
fi
;;
"findexec")
echo -n "Checking for $2: " >&2
result=`findexec $3`
if [ "$result" != "" ]; then
echo_green "$result"
rmtmp
else
echo_red "not found"
failure
fi
;;
*)
echo "$0 -- script for automatic configuration of Makefile variables"
echo
echo
echo " !! Run make to build the project or run ./update to update the Makefile (e.g. after changing sources)!!"
echo
echo
echo "Usage: $0 <variable> [options]"
echo ""
echo "variables:"
echo " pc [compiler flags [additional compilers]]"
echo " checks for freepascal compiler, returns \"\" on failure"
echo ""
echo " pc2 [compiler flags [additional compilers]]"
echo " as above, but ppc386 is returned on failure"
echo ""
echo " install [additonal commands]"
echo " checks for install command, returns \"\" on failure"
echo ""
echo " install2 [additonal commands]"
echo " as above, but install is returned on failure"
echo ""
echo " have_unit <compiler command> <unit name> [<alternate locations>]"
echo " checks whether <unit list> is available; returns 0 on failure, 1 on success; unit list must be coma separated"
echo ""
echo " unit_flags <compiler command> <name of unit package> <unit list> [<alternate locations>]"
echo " as above, but returns \"-ul<location>\" if unit found in [<alternate locations>]"
echo ""
echo " optalign <compiler command>"
echo " checks whether -Oa flag works"
echo ""
echo " findexec <name> <list variants>"
echo " checks for existing executable in <list variants>"
echo ""
echo " findexec2 <name> <list variants>"
echo " as above, but first variant is returned on failure"
echo ""
exit 1
;;
esac
[ "$result" != "" -a "$varname" != "" ] && echo "$varname $result" >> $configfile
echo $result
|
