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36 lines
830 B
36 lines
830 B
4 months ago
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#!/bin/sh
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#
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# USAGE: get-version.sh path/to/expat.h
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#
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# This script will print Expat's version number on stdout. For example:
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#
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# $ ./conftools/get-version.sh ./lib/expat.h
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# 1.95.3
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# $
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#
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if test $# = 0; then
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echo "ERROR: pathname for expat.h was not provided."
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echo ""
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echo "USAGE: $0 path/to/expat.h"
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exit 1
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fi
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if test $# != 1; then
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echo "ERROR: too many arguments were provided."
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echo ""
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echo "USAGE: $0 path/to/expat.h"
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exit 1
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fi
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hdr="$1"
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if test ! -r "$hdr"; then
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echo "ERROR: '$hdr' does not exist, or is not readable."
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exit 1
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fi
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MAJOR_VERSION=$(sed -n -e '/MAJOR_VERSION/s/[^0-9]*//gp' "$hdr")
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MINOR_VERSION=$(sed -n -e '/MINOR_VERSION/s/[^0-9]*//gp' "$hdr")
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MICRO_VERSION=$(sed -n -e '/MICRO_VERSION/s/[^0-9]*//gp' "$hdr")
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printf '%s.%s.%s' "$MAJOR_VERSION" "$MINOR_VERSION" "$MICRO_VERSION"
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