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Last change
on this file since 937 was
845,
checked in by Jari Häkkinen, 13 years ago
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Merged trunk changes -r782:844 to replacing_gnuplot branch.
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-
Property svn:eol-style set to
native
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Property svn:executable set to
*
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File size:
513 bytes
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| Line | |
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| 1 | #!/bin/sh |
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| 2 | # Like mv $1 $2, but if the files are the same, just delete $1. |
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| 3 | # Status is zero if successful, nonzero otherwise. |
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| 4 | |
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| 5 | usage="$0: usage: $0 [-v] SOURCE DEST" |
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| 6 | |
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| 7 | if test "x$1" = "x-v"; then |
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| 8 | verbose=yes |
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| 9 | shift |
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| 10 | fi |
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| 11 | |
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| 12 | case $# in |
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| 13 | 2) ;; |
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| 14 | *) echo "$usage" >&2; exit 1;; |
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| 15 | esac |
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| 16 | |
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| 17 | for arg in "$1" "$2"; do |
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| 18 | case $arg in |
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| 19 | -*) echo "$usage" >&2; exit 1;; |
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| 20 | esac |
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| 21 | done |
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| 22 | |
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| 23 | if test -r "$2" && cmp -s "$1" "$2"; then |
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| 24 | rm -f "$1" |
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| 25 | else |
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| 26 | if test "x$verbose" = "xyes"; then |
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| 27 | echo "updating file $2" |
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| 28 | fi |
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| 29 | mv -f "$1" "$2" |
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| 30 | fi |
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