mirror of
https://github.com/Mercury-Language/mercury.git
synced 2026-04-17 10:23:46 +00:00
a2def4bcc8
... by replacing tabs with spaces, adding modelines, replacing [ with test, and fixing indentation.
57 lines
1.5 KiB
Bash
57 lines
1.5 KiB
Bash
#! /bin/sh
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#---------------------------------------------------------------------------#
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# vim: ts=4 sw=4 et ft=sh
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#---------------------------------------------------------------------------#
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# @configure_input@
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#---------------------------------------------------------------------------#
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# Copyright (C) 1995-1997 The University of Melbourne.
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# This file may only be copied under the terms of the GNU General
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# Public License - see the file COPYING in the Mercury distribution.
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#---------------------------------------------------------------------------#
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#
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# MERCURY_UPDATE_INTERFACE
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#
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# usage:
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# mercury_update_interface [-v] filename
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#
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# Move `filename.tmp' to `filename', but only if necessary.
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# If they are identical, then we simply remove `filename.tmp',
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# and leave `filename's time-stamp unaltered.
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#
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# If the `-v' (verbose) option is specified, then we print progress messages.
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#
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# Enviroment variables: none.
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verbose=false
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if test $# -ge 1 -a "$1" = "-v"
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then
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verbose=true
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shift
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fi
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if test $# -ne 1
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then
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echo "Usage: `basename $0` filename" 1>&2
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exit 1
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fi
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filename="$1"
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if test ! -f "$filename"
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then
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$verbose && echo "creating \`${filename}'." 1>&2
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mv -f "${filename}.tmp" "${filename}"
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# Work-around for a parallel gmake problem
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exit 0
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elif cmp -s "${filename}.tmp" "${filename}"
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then
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$verbose && echo "\`${filename}' has not changed." 1>&2
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rm -f "${filename}.tmp"
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else
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echo "\`${filename}' has CHANGED." 1>&2
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mv -f "${filename}.tmp" "${filename}"
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# Work-around for a parallel gmake problem
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exit 0
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fi
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