Merge branch 'task/cs278/git-tools' into develop-olympus

* task/cs278/git-tools:
  [task/git-tools] Change the GNU --lines argument to the POSIX -l
  [task/git-tools] Solve dependency on the GNU wc --max-line-length option

1 files changed, 5 insertions, 4 deletions

diff --git a/git-tools/hooks/commit-msg b/git-tools/hooks/commit-msg
index d6ad57a38a..a6777ff9c9 100755
--- a/git-tools/hooks/commit-msg
+++ b/git-tools/hooks/commit-msg
@@ -55,16 +55,17 @@ quit()
 	fi
 }
 
-if [ "$(wc --max-line-length "$1" | cut -f1 -d" ")" -gt 80 ]
+msg=$(grep -nE '.{81,}' "$1");
+
+if [ $? -eq 0 ]
 then
 	echo "The following lines are greater than 80 characters long:\n" >&2;
-
-	grep -nE '.{81,}' "$1" >&2;
+	echo $msg >&2;
 
 	quit $ERR_LENGTH;
 fi
 
-lines=$(wc --lines "$1" | cut -f1 -d" ");
+lines=$(wc -l "$1" | awk '{ print $1; }');
 expecting=header;
 in_description=0;
 in_empty=0;