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#########################################################################
#
# Subroutines for determining existence of / path to executables
#
#########################################################################
#
# Copyright Rainer Wichmann (2005)
#
# License Information:
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
findEXE() {
if test $# -lt 1
then
printFATAL "findEXE: insufficient arguments"
fi
X="$PATH";
prog="$1";
OLD_IFS=${IFS}
IFS=':'; export IFS
for dir in $X; do
exe="$dir/$1"
if (test -f "$exe" || test -f "${exe}.exe")
then
EXECUTABLE="$exe"; export EXECUTABLE
IFS=${OLD_IFS}; export IFS
return 0
fi
done
IFS=${OLD_IFS}; export IFS
printINFO "Command $1 not found in \$PATH"
EXECUTABLE=""; export EXECUTABLE
}
needEXE() {
# printINFO "Checking for $@"
for arg
do
findEXE "$arg"
test -z "$EXECUTABLE" && printFATAL "Need \"$arg\" in \$PATH"
done
return 0
}
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