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-rw-r--r--builtin/checkout.c8
-rw-r--r--builtin/reflog.c2
-rw-r--r--refs.c21
-rw-r--r--refs.h6
-rwxr-xr-xt/t1410-reflog.sh8
5 files changed, 32 insertions, 13 deletions
diff --git a/builtin/checkout.c b/builtin/checkout.c
index ff44921..f1dc56e 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -651,12 +651,8 @@ static void update_refs_for_switch(const struct checkout_opts *opts,
}
}
if (old->path && old->name) {
- char log_file[PATH_MAX], ref_file[PATH_MAX];
-
- git_snpath(log_file, sizeof(log_file), "logs/%s", old->path);
- git_snpath(ref_file, sizeof(ref_file), "%s", old->path);
- if (!file_exists(ref_file) && file_exists(log_file))
- remove_path(log_file);
+ if (!ref_exists(old->path) && reflog_exists(old->path))
+ delete_reflog(old->path);
}
}
remove_branch_state();
diff --git a/builtin/reflog.c b/builtin/reflog.c
index c12a9784..e8a8fb1 100644
--- a/builtin/reflog.c
+++ b/builtin/reflog.c
@@ -369,7 +369,7 @@ static int expire_reflog(const char *ref, const unsigned char *sha1, int unused,
if (!lock)
return error("cannot lock ref '%s'", ref);
log_file = git_pathdup("logs/%s", ref);
- if (!file_exists(log_file))
+ if (!reflog_exists(ref))
goto finish;
if (!cmd->dry_run) {
newlog_path = git_pathdup("logs/%s.lock", ref);
diff --git a/refs.c b/refs.c
index 728a761..6898263 100644
--- a/refs.c
+++ b/refs.c
@@ -1999,7 +1999,6 @@ int dwim_log(const char *str, int len, unsigned char *sha1, char **log)
*log = NULL;
for (p = ref_rev_parse_rules; *p; p++) {
- struct stat st;
unsigned char hash[20];
char path[PATH_MAX];
const char *ref, *it;
@@ -2008,12 +2007,9 @@ int dwim_log(const char *str, int len, unsigned char *sha1, char **log)
ref = resolve_ref_unsafe(path, hash, 1, NULL);
if (!ref)
continue;
- if (!stat(git_path("logs/%s", path), &st) &&
- S_ISREG(st.st_mode))
+ if (reflog_exists(path))
it = path;
- else if (strcmp(ref, path) &&
- !stat(git_path("logs/%s", ref), &st) &&
- S_ISREG(st.st_mode))
+ else if (strcmp(ref, path) && reflog_exists(ref))
it = ref;
else
continue;
@@ -3046,6 +3042,19 @@ int read_ref_at(const char *refname, unsigned long at_time, int cnt,
return 1;
}
+int reflog_exists(const char *refname)
+{
+ struct stat st;
+
+ return !lstat(git_path("logs/%s", refname), &st) &&
+ S_ISREG(st.st_mode);
+}
+
+int delete_reflog(const char *refname)
+{
+ return remove_path(git_path("logs/%s", refname));
+}
+
static int show_one_reflog_ent(struct strbuf *sb, each_reflog_ent_fn fn, void *cb_data)
{
unsigned char osha1[20], nsha1[20];
diff --git a/refs.h b/refs.h
index 0f08def..09ff483 100644
--- a/refs.h
+++ b/refs.h
@@ -161,6 +161,12 @@ extern int read_ref_at(const char *refname, unsigned long at_time, int cnt,
unsigned char *sha1, char **msg,
unsigned long *cutoff_time, int *cutoff_tz, int *cutoff_cnt);
+/** Check if a particular reflog exists */
+extern int reflog_exists(const char *refname);
+
+/** Delete a reflog */
+extern int delete_reflog(const char *refname);
+
/* iterate over reflog entries */
typedef int each_reflog_ent_fn(unsigned char *osha1, unsigned char *nsha1, const char *, unsigned long, int, const char *, void *);
int for_each_reflog_ent(const char *refname, each_reflog_ent_fn fn, void *cb_data);
diff --git a/t/t1410-reflog.sh b/t/t1410-reflog.sh
index 236b13a..8cab06f 100755
--- a/t/t1410-reflog.sh
+++ b/t/t1410-reflog.sh
@@ -245,4 +245,12 @@ test_expect_success 'gc.reflogexpire=false' '
'
+test_expect_success 'checkout should not delete log for packed ref' '
+ test $(git reflog master | wc -l) = 4 &&
+ git branch foo &&
+ git pack-refs --all &&
+ git checkout foo &&
+ test $(git reflog master | wc -l) = 4
+'
+
test_done