build-scripts/updaterev.sh
author Sam Lantinga <slouken@libsdl.org>
Fri, 31 Dec 2010 08:42:47 -0800
changeset 4936 e99358ca7a8d
parent 4419 5e7e1f1a4056
child 5310 a9945ce48999
permissions -rwxr-xr-x
Don't overwrite SDL_revision.h with a bad revision if Mercurial isn't installed
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#!/bin/sh
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#
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# Generate a header file with the current source revision
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cd `dirname $0`
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srcdir=..
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header=$srcdir/include/SDL_revision.h
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rev=`sh showrev.sh`
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if [ "$rev" != "" -a "$rev" != "hg-0:baadf00d" ]; then
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    echo "#define SDL_REVISION \"$rev\"" >$header.new
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    if diff $header $header.new >/dev/null 2>&1; then
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        rm $header.new
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    else
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        mv $header.new $header
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    fi
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fi