[1] | 1 | #########################################################################
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| 2 | #
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| 3 | # Subroutines for determining existence of / path to executables
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| 4 | #
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| 5 | #########################################################################
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[27] | 6 | #
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| 7 | # Copyright Rainer Wichmann (2005)
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| 8 | #
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| 9 | # License Information:
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| 10 | # This program is free software; you can redistribute it and/or modify
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| 11 | # it under the terms of the GNU General Public License as published by
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| 12 | # the Free Software Foundation; either version 2 of the License, or
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| 13 | # (at your option) any later version.
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| 14 | #
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| 15 | # This program is distributed in the hope that it will be useful,
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| 16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | # GNU General Public License for more details.
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| 19 | #
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| 20 | # You should have received a copy of the GNU General Public License
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| 21 | # along with this program; if not, write to the Free Software
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| 22 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 23 | #
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[1] | 24 |
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| 25 | findEXE() {
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| 26 | if test $# -lt 1
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| 27 | then
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| 28 | printFATAL "findEXE: insufficient arguments"
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| 29 | fi
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| 30 |
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| 31 | X="$PATH";
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| 32 | prog="$1";
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| 33 | OLD_IFS=${IFS}
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| 34 | IFS=':'; export IFS
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| 35 | for dir in $X; do
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| 36 | exe="$dir/$1"
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| 37 | if (test -f "$exe" || test -f "${exe}.exe")
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| 38 | then
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| 39 | EXECUTABLE="$exe"; export EXECUTABLE
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| 40 | IFS=${OLD_IFS}; export IFS
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| 41 | return 0
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| 42 | fi
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| 43 | done
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| 44 | IFS=${OLD_IFS}; export IFS
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| 45 | printINFO "Command $1 not found in \$PATH"
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| 46 | EXECUTABLE=""; export EXECUTABLE
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| 47 | }
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| 48 |
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| 49 | needEXE() {
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| 50 | # printINFO "Checking for $@"
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| 51 | for arg
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| 52 | do
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| 53 | findEXE "$arg"
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| 54 | test -z "$EXECUTABLE" && printFATAL "Need \"$arg\" in \$PATH"
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| 55 | done
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| 56 | return 0
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| 57 | }
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