[PATCH 01/10] contrib/examples/git-commit.sh: use the $( ... ) construct for command substitution

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The Git CodingGuidelines prefer the $(...) construct for command
substitution instead of using the backquotes `...`.

The backquoted form is the traditional method for command
substitution, and is supported by POSIX.  However, all but the
simplest uses become complicated quickly.  In particular, embedded
command substitutions and/or the use of double quotes require
careful escaping with the backslash character.

The patch was generated by:

for _f in $(find . -name "*.sh")
do
	perl -i -pe 'BEGIN{undef $/;} s/`(.+?)`/\$(\1)/smg'  "${_f}"
done

and then carefully proof-read.

Signed-off-by: Elia Pinto <gitter.spiros@xxxxxxxxx>
---
 contrib/examples/git-commit.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/contrib/examples/git-commit.sh b/contrib/examples/git-commit.sh
index 934505b..86c9cfa 100755
--- a/contrib/examples/git-commit.sh
+++ b/contrib/examples/git-commit.sh
@@ -574,10 +574,10 @@ then
 	if test "$templatefile" != ""
 	then
 		# Test whether this is just the unaltered template.
-		if cnt=`sed -e '/^#/d' < "$templatefile" |
+		if cnt=$(sed -e '/^#/d' < "$templatefile" |
 			git stripspace |
 			diff "$GIT_DIR"/COMMIT_BAREMSG - |
-			wc -l` &&
+			wc -l) &&
 		   test 0 -lt $cnt
 		then
 			have_commitmsg=t
@@ -630,8 +630,8 @@ then
 	fi
 	if test -z "$quiet"
 	then
-		commit=`git diff-tree --always --shortstat --pretty="format:%h: %s"\
-		       --abbrev --summary --root HEAD --`
+		commit=$(git diff-tree --always --shortstat --pretty="format:%h: %s"\
+		       --abbrev --summary --root HEAD --)
 		echo "Created${initial_commit:+ initial} commit $commit"
 	fi
 fi
-- 
2.3.3.GIT

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