1 files changed, 18 insertions, 9 deletions

diff --git a/sha1_name.c b/sha1_name.c
index 6d10f052b5..46218ba02c 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -6,6 +6,7 @@
 #include "tree-walk.h"
 #include "refs.h"
 #include "remote.h"
+#include "dir.h"
 
 static int get_sha1_oneline(const char *, unsigned char *, struct commit_list *);
 
@@ -1237,14 +1238,13 @@ static void diagnose_invalid_sha1_path(const char *prefix,
 				       const char *object_name,
 				       int object_name_len)
 {
-	struct stat st;
 	unsigned char sha1[20];
 	unsigned mode;
 
 	if (!prefix)
 		prefix = "";
 
-	if (!lstat(filename, &st))
+	if (file_exists(filename))
 		die("Path '%s' exists on disk, but not in '%.*s'.",
 		    filename, object_name_len, object_name);
 	if (errno == ENOENT || errno == ENOTDIR) {
@@ -1271,7 +1271,6 @@ static void diagnose_invalid_index_path(int stage,
 					const char *prefix,
 					const char *filename)
 {
-	struct stat st;
 	const struct cache_entry *ce;
 	int pos;
 	unsigned namelen = strlen(filename);
@@ -1314,7 +1313,7 @@ static void diagnose_invalid_index_path(int stage,
 			    ce_stage(ce), filename);
 	}
 
-	if (!lstat(filename, &st))
+	if (file_exists(filename))
 		die("Path '%s' exists on disk, but not in the index.", filename);
 	if (errno == ENOENT || errno == ENOTDIR)
 		die("Path '%s' does not exist (neither on disk nor in the index).",
@@ -1434,11 +1433,19 @@ static int get_sha1_with_context_1(const char *name,
 			new_filename = resolve_relative_path(filename);
 			if (new_filename)
 				filename = new_filename;
-			ret = get_tree_entry(tree_sha1, filename, sha1, &oc->mode);
-			if (ret && only_to_die) {
-				diagnose_invalid_sha1_path(prefix, filename,
-							   tree_sha1,
-							   name, len);
+			if (flags & GET_SHA1_FOLLOW_SYMLINKS) {
+				ret = get_tree_entry_follow_symlinks(tree_sha1,
+					filename, sha1, &oc->symlink_path,
+					&oc->mode);
+			} else {
+				ret = get_tree_entry(tree_sha1, filename,
+						     sha1, &oc->mode);
+				if (ret && only_to_die) {
+					diagnose_invalid_sha1_path(prefix,
+								   filename,
+								   tree_sha1,
+								   name, len);
+				}
 			}
 			hashcpy(oc->tree, tree_sha1);
 			strlcpy(oc->path, filename, sizeof(oc->path));
@@ -1469,5 +1476,7 @@ void maybe_die_on_misspelt_object_name(const char *name, const char *prefix)
 
 int get_sha1_with_context(const char *str, unsigned flags, unsigned char *sha1, struct object_context *orc)
 {
+	if (flags & GET_SHA1_FOLLOW_SYMLINKS && flags & GET_SHA1_ONLY_TO_DIE)
+		die("BUG: incompatible flags for get_sha1_with_context");
 	return get_sha1_with_context_1(str, flags, NULL, sha1, orc);
 }