remote.c: add command line option parser for "--force-with-lease"

[thirdparty/git.git] / remote.h

diff --git a/remote.h b/remote.h
index cf5672466151254b92582ba4729a2a95e670beff..843c3cef45f5de22bd37ee3bc943e42e569522a6 100644 (file)
--- a/remote.h
+++ b/remote.h
@@ -1,6 +1,8 @@
 #ifndef REMOTE_H
 #define REMOTE_H
 
+#include "parse-options.h"
+
 enum {
        REMOTE_CONFIG,
        REMOTE_REMOTES,
@@ -71,6 +73,52 @@ struct refspec {
 
 extern const struct refspec *tag_refspec;
 
+struct ref {
+       struct ref *next;
+       unsigned char old_sha1[20];
+       unsigned char new_sha1[20];
+       char *symref;
+       unsigned int
+               force:1,
+               forced_update:1,
+               deletion:1,
+               matched:1;
+
+       /*
+        * Order is important here, as we write to FETCH_HEAD
+        * in numeric order. And the default NOT_FOR_MERGE
+        * should be 0, so that xcalloc'd structures get it
+        * by default.
+        */
+       enum {
+               FETCH_HEAD_MERGE = -1,
+               FETCH_HEAD_NOT_FOR_MERGE = 0,
+               FETCH_HEAD_IGNORE = 1
+       } fetch_head_status;
+
+       enum {
+               REF_STATUS_NONE = 0,
+               REF_STATUS_OK,
+               REF_STATUS_REJECT_NONFASTFORWARD,
+               REF_STATUS_REJECT_ALREADY_EXISTS,
+               REF_STATUS_REJECT_NODELETE,
+               REF_STATUS_REJECT_FETCH_FIRST,
+               REF_STATUS_REJECT_NEEDS_FORCE,
+               REF_STATUS_UPTODATE,
+               REF_STATUS_REMOTE_REJECT,
+               REF_STATUS_EXPECTING_REPORT
+       } status;
+       char *remote_status;
+       struct ref *peer_ref; /* when renaming */
+       char name[FLEX_ARRAY]; /* more */
+};
+
+#define REF_NORMAL     (1u << 0)
+#define REF_HEADS      (1u << 1)
+#define REF_TAGS       (1u << 2)
+
+extern struct ref *find_ref_by_name(const struct ref *list, const char *name);
+
 struct ref *alloc_ref(const char *name);
 struct ref *copy_ref(const struct ref *ref);
 struct ref *copy_ref_list(const struct ref *ref);
@@ -84,6 +132,14 @@ int check_ref_type(const struct ref *ref, int flags);
  */
 void free_refs(struct ref *ref);
 
+struct extra_have_objects {
+       int nr, alloc;
+       unsigned char (*array)[20];
+};
+extern struct ref **get_remote_heads(int in, char *src_buf, size_t src_len,
+                                    struct ref **list, unsigned int flags,
+                                    struct extra_have_objects *);
+
 int resolve_remote_symref(struct ref *ref, struct ref *list);
 int ref_newer(const unsigned char *new_sha1, const unsigned char *old_sha1);
 
@@ -172,4 +228,24 @@ struct ref *guess_remote_head(const struct ref *head,
 /* Return refs which no longer exist on remote */
 struct ref *get_stale_heads(struct refspec *refs, int ref_count, struct ref *fetch_map);
 
+/*
+ * Compare-and-swap
+ */
+#define CAS_OPT_NAME "force-with-lease"
+
+struct push_cas_option {
+       unsigned use_tracking_for_rest:1;
+       struct push_cas {
+               unsigned char expect[20];
+               unsigned use_tracking:1;
+               char *refname;
+       } *entry;
+       int nr;
+       int alloc;
+};
+
+extern int parseopt_push_cas_option(const struct option *, const char *arg, int unset);
+extern int parse_push_cas_option(struct push_cas_option *, const char *arg, int unset);
+extern void clear_cas_option(struct push_cas_option *);
+
 #endif