On Tue, May 03, 2005 at 09:59:47PM -0700, larry price wrote:
> On 5/3/05, Jacob Meuser <[EMAIL PROTECTED]> wrote:
> > On Tue, May 03, 2005 at 09:15:19PM -0700, Jason Van Cleve wrote:
> > > I'd like to process a whole bunch of source files uniformly, stripping
> > > off any whitespace at the ends of lines and also making sure there is
> > > exactly one newline before the EOF. That last part may be tricky, but
> > > is there a speedy *nix utility for getting rid of trailing whitespace,
> > > or maybe for general source code processing?
>
> if you want speed try sed(1)
>
> s/[\w]*$//g #remove any number of white space characters before end of line
> s/^$//g #remove blank lines
>
> followed by
> echo >> $file #append a blank line to the end of the file.
>
> although if you are getting fancy you might want to rewrite it in perl
> or $language
> to do manipulation or insertion.
>
> having done a fair amount of stuff recently that required mucking about with
> line end conversions and preprocessing files for a finicky parser
> this is where find(1) is your friend
>
> build your manipulation script and let find pass files to it.
> (it's also a good idea to make a copy of the target files before you
> munge them so that you can recover from your mistakes while you are
> figuring out your regex)
#!/bin/sh
set -e
: ${CPMV:=mv}
FILE="`pwd`/$1"
cp ${FILE} ${FILE}.orig
sed -e 's,// *\(.*\),/* \1 */,g' ${FILE} > ${FILE}.sed
${CPMV} ${FILE}.sed ${FILE}
indent ${FILE} ${FILE}.indent -di8 -dj0 -nfc1 -i4
${CPMV} ${FILE}.indent ${FILE}
exit 0
--
<[EMAIL PROTECTED]>
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