Re: [RFC/PATCH 1/4] Add git-sequencer shell prototype

[Stephan Beyer <s-beyer@gmx.net>]

Hi again,


On Thu, Jul 03, 2008 at 03:11:45PM -0700, Junio C Hamano wrote:
> Stephan Beyer <s-beyer@gmx.net> writes:
> > +		sed -e 's/[$"\\]/\\&/g' -n -e '
> >  			s/^Author: \(.*\)$/GIT_AUTHOR_NAME="\1"/p;
> >  			s/^Email: \(.*\)$/GIT_AUTHOR_EMAIL="\1"/p;
> >  			s/^Date: \(.*\)$/GIT_AUTHOR_DATE="\1"/p
> > ###
> >
> > Is escaping $, " and \ enough?
> 
> Look at how it is done in git-sh-setup get_author_ident_from_commit.

Yes, single quotes are the other variant and perhaps a little more
robust.

--- a/git-sequencer.sh
+++ b/git-sequencer.sh
@@ -520,8 +520,9 @@ clean_author_script () {
 
 # Take "Name <e-mail>" in stdin and outputs author script
 make_author_script_from_string () {
-	sed -e 's/^\(.*\) <\(.*\)>.*$/GIT_AUTHOR_NAME="\1"\
-GIT_AUTHOR_EMAIL="\2"\
+	sed -e "s/'/'"'\\'"''/g" \
+	    -e 's/^\(.*\) <\(.*\)>.*$/GIT_AUTHOR_NAME='\''\1'\''\
+GIT_AUTHOR_EMAIL='\''\2'\''\
 GIT_AUTHOR_DATE=/'
 }
 
@@ -779,10 +780,10 @@ insn_patch () {
 	
 	if test -z "$AUTHOR"
 	then
-		sed -n -e '
-			s/^Author: \(.*\)$/GIT_AUTHOR_NAME="\1"/p;
-			s/^Email: \(.*\)$/GIT_AUTHOR_EMAIL="\1"/p;
-			s/^Date: \(.*\)$/GIT_AUTHOR_DATE="\1"/p
+		sed -e "s/'/'"'\\'"''/g" -n -e '
+			s/^Author: \(.*\)$/GIT_AUTHOR_NAME='\''\1'\''/p;
+			s/^Email: \(.*\)$/GIT_AUTHOR_EMAIL='\''\1'\''/p;
+			s/^Date: \(.*\)$/GIT_AUTHOR_DATE='\''\1'\''/p
 		' <"$infofile" >>"$AUTHOR_SCRIPT"
 		# If sed's result is empty, we keep the original
 		# author script by appending.
###

On Thu, Jul 03, 2008 at 11:09:50PM +0200, Stephan Beyer wrote:
> And as long as nobody is named $(rm -rf "$HOME")  [1], I thought this is
> sufficient for the prototype.

Btw, the [1] should have been a link to http://xkcd.com/327/
Just if you're wondering ;-)

Regards,
  Stephan

-- 
Stephan Beyer <s-beyer@gmx.net>, PGP 0x6EDDD207FCC5040F