Merge pull request jwiegley#45 from hyperupcall/fix-parse-errors

chore: Fix POSIX shell syntax errors

Author: jwiegley

git-apply-url

@@ -31,12 +31,12 @@
 
 URL=$1
 
-function error {
+error() {
   echo $*
   exit 1
 }
 
-if [[ ! $URL ]]; then
+if [ ! $URL ]; then
   error $0 URL
 fi
 

git-closest-match

@@ -12,14 +12,14 @@ else
 fi
 
 commit=`for i in $all; do
-	echo -n "$i "
+	printf '%s\n' "$i "
 	# why is there no git diff --shortnumstat ?
 	git diff -M $spec $i | wc -l
 done | sort -k 2 -n | head -n 1 | cut -f 1 -d ' '`
 if [ "$mode" = diff ]; then
 	git log --no-walk $commit | cat -
 	git diff -M $spec $commit | cat -
 else
-	echo -n "$commit: "
+	printf '%s\n' "$commit: "
 	 git diff -M $spec $commit | wc -l
 fi

git-find-children

@@ -7,5 +7,6 @@ fi
 for ref in "$@"; do
     for sha1 in $(git rev-list "$@")
     do
+        :
     done
 done

git-save-home

@@ -15,7 +15,7 @@
 
 MODIFIED=$(git status | grep modified | cut -d " " -f 3-)
 
-if [ "x$MODIFIED" == x ]; then
+if [ -n "$MODIFIED" ]; then
   echo no changes
 else
   git add -f $MODIFIED \