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authorLibravatar Michael Haggerty <mhagger@alum.mit.edu>2013-04-14 14:54:16 +0200
committerLibravatar Junio C Hamano <gitster@pobox.com>2013-05-01 15:33:09 -0700
commit89df9c84e478b7e6055a93cf45cf37027d25b3e4 (patch)
tree06f7b57c0af1cffea6ea39edb80ce04f7ac642d8
parentprune: introduce OPT_EXPIRY_DATE() and use it (diff)
downloadtgif-89df9c84e478b7e6055a93cf45cf37027d25b3e4.tar.xz
refs: document flags constants REF_*
Document the bits that can appear in the "flags" parameter passed to an each_ref_function and/or in the ref_entry::flag field. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--refs.c12
-rw-r--r--refs.h13
2 files changed, 24 insertions, 1 deletions
diff --git a/refs.c b/refs.c
index 6770e962a9..6b3511ee0b 100644
--- a/refs.c
+++ b/refs.c
@@ -157,7 +157,17 @@ struct ref_dir {
struct ref_entry **entries;
};
-/* ISSYMREF=0x01, ISPACKED=0x02, and ISBROKEN=0x04 are public interfaces */
+/*
+ * Bit values for ref_entry::flag. REF_ISSYMREF=0x01,
+ * REF_ISPACKED=0x02, and REF_ISBROKEN=0x04 are public values; see
+ * refs.h.
+ */
+
+/*
+ * The field ref_entry->u.value.peeled of this value entry contains
+ * the correct peeled value for the reference, which might be
+ * null_sha1 if the reference is not a tag or if it is broken.
+ */
#define REF_KNOWS_PEELED 0x08
/* ref_entry represents a directory of references */
diff --git a/refs.h b/refs.h
index d6c2fe2dfb..f111024a18 100644
--- a/refs.h
+++ b/refs.h
@@ -10,8 +10,21 @@ struct ref_lock {
int force_write;
};
+/*
+ * Bit values set in the flags argument passed to each_ref_fn():
+ */
+
+/* Reference is a symbolic reference. */
#define REF_ISSYMREF 0x01
+
+/* Reference is a packed reference. */
#define REF_ISPACKED 0x02
+
+/*
+ * Reference cannot be resolved to an object name: dangling symbolic
+ * reference (directly or indirectly), corrupt reference file, or
+ * symbolic reference refers to ill-formatted reference name.
+ */
#define REF_ISBROKEN 0x04
/*