X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=git-am.sh;h=7cc4ae5a30ed3a56cff9def63e351f957cad6666;hb=c401cb48e77459a4ccad76888ad31bef252facc5;hp=343bee9d81e53106226f6f32a75860119ece92cb;hpb=9a26dbd120110ad4e07d3047abc13d615183c8ec;p=git.git

diff --git a/git-am.sh b/git-am.sh
index 343bee9d..7cc4ae5a 100755
--- a/git-am.sh
+++ b/git-am.sh
@@ -1,11 +1,13 @@
 #!/bin/sh
 #
-#
+# Copyright (c) 2005, 2006 Junio C Hamano
 
 USAGE='[--signoff] [--dotest=<dir>] [--utf8] [--binary] [--3way] <mbox>
   or, when resuming [--skip | --resolved]'
 . git-sh-setup
 
+git var GIT_COMMITTER_IDENT >/dev/null || exit
+
 stop_here () {
     echo "$1" >"$dotest/next"
     exit 1
@@ -88,6 +90,10 @@ fall_back_3way () {
     # saying that we reverted all those changes.
 
     git-merge-resolve $orig_tree -- HEAD $his_tree || {
+	    if test -d "$GIT_DIR/rr-cache"
+	    then
+		git-rerere
+	    fi
 	    echo Failed to merge in the changes.
 	    exit 1
     }
@@ -211,6 +217,7 @@ this=`cat "$dotest/next"`
 if test "$skip" = t
 then
 	this=`expr "$this" + 1`
+	resume=
 fi
 
 if test "$this" -gt "$last"
@@ -225,6 +232,7 @@ do
 	msgnum=`printf "%0${prec}d" $this`
 	next=`expr "$this" + 1`
 	test -f "$dotest/$msgnum" || {
+		resume=
 		go_next
 		continue
 	}
@@ -249,6 +257,13 @@ do
 	GIT_AUTHOR_NAME="$(sed -n '/^Author/ s/Author: //p' "$dotest/info")"
 	GIT_AUTHOR_EMAIL="$(sed -n '/^Email/ s/Email: //p' "$dotest/info")"
 	GIT_AUTHOR_DATE="$(sed -n '/^Date/ s/Date: //p' "$dotest/info")"
+
+	if test -z "$GIT_AUTHOR_EMAIL"
+	then
+		echo "Patch does not have a valid e-mail address."
+		stop_here $this
+	fi
+
 	export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL GIT_AUTHOR_DATE
 
 	SUBJECT="$(sed -n '/^Subject/ s/Subject: //p' "$dotest/info")"
@@ -285,7 +300,7 @@ do
 	    } >"$dotest/final-commit"
 	    ;;
 	*)
-		case "$resolved,$interactive" in
+		case "$resolved$interactive" in
 		tt)
 			# This is used only for interactive view option.
 			git-diff-index -p --cached HEAD >"$dotest/patch"
@@ -349,6 +364,12 @@ do
 		# trust what the user has in the index file and the
 		# working tree.
 		resolved=
+		changed="$(git-diff-index --cached --name-only HEAD)"
+		if test '' = "$changed"
+		then
+			echo "No changes - did you forget update-index?"
+			stop_here $this
+		fi
 		apply_status=0
 		;;
 	esac
@@ -359,7 +380,7 @@ do
 		then
 		    # Applying the patch to an earlier tree and merging the
 		    # result may have produced the same tree as ours.
-		    changed="$(git-diff-index --cached --name-only -z HEAD)"
+		    changed="$(git-diff-index --cached --name-only HEAD)"
 		    if test '' = "$changed"
 		    then
 			    echo No changes -- Patch already applied.