From: David Turner <dturner@xxxxxxxxxxx>
Wire up get_sha1_with_context to call get_tree_entry_follow_symlinks
when GET_SHA1_FOLLOW_SYMLINKS is passed in flags. G_S_FOLLOW_SYMLINKS
is incompatible with G_S_ONLY_TO_DIE because the diagnosis that
ONLY_TO_DIE triggers does not consider symlinks.
Signed-off-by: David Turner <dturner@xxxxxxxxxxx>
---
cache.h | 15 ++++++++-------
sha1_name.c | 24 ++++++++++++++++--------
2 files changed, 24 insertions(+), 15 deletions(-)
diff --git a/cache.h b/cache.h
index 3d3244b..16743de 100644
--- a/cache.h
+++ b/cache.h
@@ -924,13 +924,14 @@ struct object_context {
unsigned mode;
};
-#define GET_SHA1_QUIETLY 01
-#define GET_SHA1_COMMIT 02
-#define GET_SHA1_COMMITTISH 04
-#define GET_SHA1_TREE 010
-#define GET_SHA1_TREEISH 020
-#define GET_SHA1_BLOB 040
-#define GET_SHA1_ONLY_TO_DIE 04000
+#define GET_SHA1_QUIETLY 01
+#define GET_SHA1_COMMIT 02
+#define GET_SHA1_COMMITTISH 04
+#define GET_SHA1_TREE 010
+#define GET_SHA1_TREEISH 020
+#define GET_SHA1_BLOB 040
+#define GET_SHA1_FOLLOW_SYMLINKS 0100
+#define GET_SHA1_ONLY_TO_DIE 04000
extern int get_sha1(const char *str, unsigned char *sha1);
extern int get_sha1_commit(const char *str, unsigned char *sha1);
diff --git a/sha1_name.c b/sha1_name.c
index 6d10f05..cbe679e 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -1434,15 +1434,21 @@ 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->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));
}
- hashcpy(oc->tree, tree_sha1);
- strlcpy(oc->path, filename, sizeof(oc->path));
-
free(new_filename);
return ret;
} else {
@@ -1469,5 +1475,7 @@ 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);
}
--
2.0.4.315.gad8727a-twtrsrc
--
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