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annotate src/move-if-change @ 1179:f070efd56c3d

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[project @ 1995-03-23 21:45:33 by jwe]
author jwe
date Thu, 23 Mar 1995 21:45:33 +0000
parents fbc0f5ebd3e0
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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12
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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1 #!/bin/sh
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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2 #
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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3 # Like mv $1 $2, but if the files are the same, just delete $1.
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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4 # Status is 0 if $2 is changed, 1 otherwise.
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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5
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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6 if test -r $2; then
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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7 if cmp $1 $2 > /dev/null; then
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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8 echo $2 is unchanged
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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9 rm -f $1
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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10 else
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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11 mv -f $1 $2
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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12 fi
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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13 else
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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14 mv -f $1 $2
fbc0f5ebd3e0 [project @ 1993-08-09 01:07:49 by jwe]
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15 fi