libify git-ls-files directory traversal

diff --git a/git-am.sh b/git-am.sh
index 872145b92dc7000eb1c87d548a46fa0d9522870d..33f208cb0b7a7d7bad264b41443a966a567156ff 100755 (executable)
--- a/git-am.sh
+++ b/git-am.sh
@@ -14,6 +14,30 @@ stop_here () {
     exit 1
 }
 
+stop_here_user_resolve () {
+    if [ -n "$resolvemsg" ]; then
+           echo "$resolvemsg"
+           stop_here $1
+    fi
+    cmdline=$(basename $0)
+    if test '' != "$interactive"
+    then
+        cmdline="$cmdline -i"
+    fi
+    if test '' != "$threeway"
+    then
+        cmdline="$cmdline -3"
+    fi
+    if test '.dotest' != "$dotest"
+    then
+        cmdline="$cmdline -d=$dotest"
+    fi
+    echo "When you have resolved this problem run \"$cmdline --resolved\"."
+    echo "If you would prefer to skip this patch, instead run \"$cmdline --skip\"."
+
+    stop_here $1
+}
+
 go_next () {
        rm -f "$dotest/$msgnum" "$dotest/msg" "$dotest/msg-clean" \
                "$dotest/patch" "$dotest/info"
@@ -101,7 +125,7 @@ fall_back_3way () {
 }
 
 prec=4
-dotest=.dotest sign= utf8= keep= skip= interactive= resolved= binary= ws=
+dotest=.dotest sign= utf8= keep= skip= interactive= resolved= binary= ws= resolvemsg=
 
 while case "$#" in 0) break;; esac
 do
@@ -137,6 +161,9 @@ do
        --whitespace=*)
        ws=$1; shift ;;
 
+       --resolvemsg=*)
+       resolvemsg=$(echo "$1" | sed -e "s/^--resolvemsg=//"); shift ;;
+
        --)
        shift; break ;;
        -*)
@@ -165,7 +192,7 @@ then
 else
        # Make sure we are not given --skip nor --resolved
        test ",$skip,$resolved," = ,,, ||
-               die "we are not resuming."
+               die "Resolve operation not in progress, we are not resuming."
 
        # Start afresh.
        mkdir -p "$dotest" || exit
@@ -374,14 +401,14 @@ do
                if test '' = "$changed"
                then
                        echo "No changes - did you forget update-index?"
-                       stop_here $this
+                       stop_here_user_resolve $this
                fi
                unmerged=$(git-ls-files -u)
                if test -n "$unmerged"
                then
                        echo "You still have unmerged paths in your index"
                        echo "did you forget update-index?"
-                       stop_here $this
+                       stop_here_user_resolve $this
                fi
                apply_status=0
                ;;
@@ -407,7 +434,7 @@ do
        if test $apply_status != 0
        then
                echo Patch failed at $msgnum.
-               stop_here $this
+               stop_here_user_resolve $this
        fi
 
        if test -x "$GIT_DIR"/hooks/pre-applypatch