4db94043cb
Files correlati : Commento : Spostamento in libraries delle librerie esterne di Campo per una maggiore pulizia e organizzazione git-svn-id: svn://10.65.10.50/branches/R_10_00@24150 c028cbd2-c16b-5b4b-a496-9718f37d4682
70 lines
1.9 KiB
Bash
70 lines
1.9 KiB
Bash
#!/bin/sh
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#############################################################################
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# Name: splice
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# Purpose: Splice a marked section of regcustom.h into regex.h
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# Author: Mike Wetherell
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# RCS-ID: $Id: splice.sh 25868 2004-02-19 17:28:56Z VS $
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# Copyright: (c) 2004 Mike Wetherell
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# Licence: wxWindows licence
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#############################################################################
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#
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# Works by greping for the marks then passing their line numbers to sed. Which
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# is slighly the long way round, but allows some error checking.
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#
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SRC=regcustom.h
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DST=regex.h
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MARK1='^/\* --- begin --- \*/$'
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MARK2='^/\* --- end --- \*/$'
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PROG=`basename $0`
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TMP=$DST.tmp
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# findline(pattern, file)
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# Prints the line number of the 1st line matching the pattern in the file
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#
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findline() {
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if ! LINE=`grep -n -- "$1" "$2"`; then
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echo "$PROG: marker '$1' not found in '$2'" >&2
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return 1
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fi
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echo $LINE | sed -n '1s/[^0-9].*//p' # take just the line number
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}
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# findmarkers([out] line1, [out] line2, pattern1, pattern2, file)
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# Returns (via the variables named in the 1st two parameters) the line
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# numbers of the lines matching the patterns in file. Checks pattern1 comes
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# before pattern2.
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#
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findmarkers() {
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if ! LINE1=`findline "$3" "$5"` || ! LINE2=`findline "$4" "$5"`; then
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return 1
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fi
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if [ $LINE1 -ge $LINE2 ]; then
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echo "$PROG: marker '$3' not before '$4' in '$5'" >&2
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return 1
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fi
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eval $1=$LINE1
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eval $2=$LINE2
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}
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# find markers
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#
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if findmarkers SRCLINE1 SRCLINE2 "$MARK1" "$MARK2" $SRC &&
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findmarkers DSTLINE1 DSTLINE2 "$MARK1" "$MARK2" $DST
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then
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# do splice
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#
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if (sed $DSTLINE1,\$d $DST &&
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sed -n $SRCLINE1,${SRCLINE2}p $SRC &&
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sed 1,${DSTLINE2}d $DST) > $TMP
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then
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mv $TMP $DST
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exit 0
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else
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rm $TMP
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fi
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fi
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exit 1
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