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authorMichael Haggerty <mhagger@alum.mit.edu>2015-08-10 11:47:39 +0200
committerJunio C Hamano <gitster@pobox.com>2015-08-10 12:57:14 -0700
commitb4fb09e4da53bfc6c720337142af5db3204736d5 (patch)
treeee21234e6668f9a03d08d0713b3a27df4e3d444a
parentc99a4c2db3053e4fb6a43870f5c747f858b0f58f (diff)
downloadgit-b4fb09e4da53bfc6c720337142af5db3204736d5.tar.gz
lockfile: add accessor get_lock_file_path()
Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--builtin/commit.c15
-rw-r--r--config.c14
-rw-r--r--lockfile.c7
-rw-r--r--lockfile.h6
-rw-r--r--refs.c6
-rw-r--r--shallow.c6
6 files changed, 34 insertions, 20 deletions
diff --git a/builtin/commit.c b/builtin/commit.c
index 254477fd1d..96aee0c0cc 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -324,6 +324,7 @@ static const char *prepare_index(int argc, const char **argv, const char *prefix
struct string_list partial;
struct pathspec pathspec;
int refresh_flags = REFRESH_QUIET;
+ const char *ret;
if (is_status)
refresh_flags |= REFRESH_UNMERGED;
@@ -344,7 +345,7 @@ static const char *prepare_index(int argc, const char **argv, const char *prefix
die(_("unable to create temporary index"));
old_index_env = getenv(INDEX_ENVIRONMENT);
- setenv(INDEX_ENVIRONMENT, index_lock.filename.buf, 1);
+ setenv(INDEX_ENVIRONMENT, get_lock_file_path(&index_lock), 1);
if (interactive_add(argc, argv, prefix, patch_interactive) != 0)
die(_("interactive add failed"));
@@ -355,7 +356,7 @@ static const char *prepare_index(int argc, const char **argv, const char *prefix
unsetenv(INDEX_ENVIRONMENT);
discard_cache();
- read_cache_from(index_lock.filename.buf);
+ read_cache_from(get_lock_file_path(&index_lock));
if (update_main_cache_tree(WRITE_TREE_SILENT) == 0) {
if (reopen_lock_file(&index_lock) < 0)
die(_("unable to write index file"));
@@ -365,7 +366,7 @@ static const char *prepare_index(int argc, const char **argv, const char *prefix
warning(_("Failed to update main cache tree"));
commit_style = COMMIT_NORMAL;
- return index_lock.filename.buf;
+ return get_lock_file_path(&index_lock);
}
/*
@@ -388,7 +389,7 @@ static const char *prepare_index(int argc, const char **argv, const char *prefix
if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK))
die(_("unable to write new_index file"));
commit_style = COMMIT_NORMAL;
- return index_lock.filename.buf;
+ return get_lock_file_path(&index_lock);
}
/*
@@ -475,9 +476,9 @@ static const char *prepare_index(int argc, const char **argv, const char *prefix
die(_("unable to write temporary index file"));
discard_cache();
- read_cache_from(false_lock.filename.buf);
-
- return false_lock.filename.buf;
+ ret = get_lock_file_path(&false_lock);
+ read_cache_from(ret);
+ return ret;
}
static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn,
diff --git a/config.c b/config.c
index ab46462e15..adf8b53036 100644
--- a/config.c
+++ b/config.c
@@ -2056,9 +2056,9 @@ int git_config_set_multivar_in_file(const char *config_filename,
MAP_PRIVATE, in_fd, 0);
close(in_fd);
- if (chmod(lock->filename.buf, st.st_mode & 07777) < 0) {
+ if (chmod(get_lock_file_path(lock), st.st_mode & 07777) < 0) {
error("chmod on %s failed: %s",
- lock->filename.buf, strerror(errno));
+ get_lock_file_path(lock), strerror(errno));
ret = CONFIG_NO_WRITE;
goto out_free;
}
@@ -2138,7 +2138,7 @@ out_free:
return ret;
write_err_out:
- ret = write_error(lock->filename.buf);
+ ret = write_error(get_lock_file_path(lock));
goto out_free;
}
@@ -2239,9 +2239,9 @@ int git_config_rename_section_in_file(const char *config_filename,
fstat(fileno(config_file), &st);
- if (chmod(lock->filename.buf, st.st_mode & 07777) < 0) {
+ if (chmod(get_lock_file_path(lock), st.st_mode & 07777) < 0) {
ret = error("chmod on %s failed: %s",
- lock->filename.buf, strerror(errno));
+ get_lock_file_path(lock), strerror(errno));
goto out;
}
@@ -2262,7 +2262,7 @@ int git_config_rename_section_in_file(const char *config_filename,
}
store.baselen = strlen(new_name);
if (!store_write_section(out_fd, new_name)) {
- ret = write_error(lock->filename.buf);
+ ret = write_error(get_lock_file_path(lock));
goto out;
}
/*
@@ -2288,7 +2288,7 @@ int git_config_rename_section_in_file(const char *config_filename,
continue;
length = strlen(output);
if (write_in_full(out_fd, output, length) != length) {
- ret = write_error(lock->filename.buf);
+ ret = write_error(get_lock_file_path(lock));
goto out;
}
}
diff --git a/lockfile.c b/lockfile.c
index df9c704f51..5e954baf07 100644
--- a/lockfile.c
+++ b/lockfile.c
@@ -364,6 +364,13 @@ FILE *fdopen_lock_file(struct lock_file *lk, const char *mode)
return lk->fp;
}
+const char *get_lock_file_path(struct lock_file *lk)
+{
+ if (!lk->active)
+ die("BUG: get_lock_file_path() called for unlocked object");
+ return lk->filename.buf;
+}
+
int get_lock_file_fd(struct lock_file *lk)
{
if (!lk->active)
diff --git a/lockfile.h b/lockfile.h
index d9dfbc999c..a204ab6f60 100644
--- a/lockfile.h
+++ b/lockfile.h
@@ -203,6 +203,12 @@ extern NORETURN void unable_to_lock_die(const char *path, int err);
*/
extern FILE *fdopen_lock_file(struct lock_file *lk, const char *mode);
+/*
+ * Return the path of the lockfile. The return value is a pointer to a
+ * field within the lock_file object and should not be freed.
+ */
+extern const char *get_lock_file_path(struct lock_file *lk);
+
extern int get_lock_file_fd(struct lock_file *lk);
extern FILE *get_lock_file_fp(struct lock_file *lk);
diff --git a/refs.c b/refs.c
index 0f49a6210c..bf68015b5d 100644
--- a/refs.c
+++ b/refs.c
@@ -3184,7 +3184,7 @@ static int write_ref_to_lockfile(struct ref_lock *lock,
write_in_full(fd, &term, 1) != 1 ||
close_ref(lock) < 0) {
int save_errno = errno;
- error("Couldn't write %s", lock->lk->filename.buf);
+ error("Couldn't write %s", get_lock_file_path(lock->lk));
unlock_ref(lock);
errno = save_errno;
return -1;
@@ -4241,7 +4241,7 @@ int reflog_expire(const char *refname, const unsigned char *sha1,
cb.newlog = fdopen_lock_file(&reflog_lock, "w");
if (!cb.newlog) {
error("cannot fdopen %s (%s)",
- reflog_lock.filename.buf, strerror(errno));
+ get_lock_file_path(&reflog_lock), strerror(errno));
goto failure;
}
}
@@ -4271,7 +4271,7 @@ int reflog_expire(const char *refname, const unsigned char *sha1,
write_str_in_full(get_lock_file_fd(lock->lk), "\n") != 1 ||
close_ref(lock) < 0)) {
status |= error("couldn't write %s",
- lock->lk->filename.buf);
+ get_lock_file_path(lock->lk));
rollback_lock_file(&reflog_lock);
} else if (commit_lock_file(&reflog_lock)) {
status |= error("unable to commit reflog '%s' (%s)",
diff --git a/shallow.c b/shallow.c
index 257d8115c7..7973e74196 100644
--- a/shallow.c
+++ b/shallow.c
@@ -267,8 +267,8 @@ void setup_alternate_shallow(struct lock_file *shallow_lock,
if (write_shallow_commits(&sb, 0, extra)) {
if (write_in_full(fd, sb.buf, sb.len) != sb.len)
die_errno("failed to write to %s",
- shallow_lock->filename.buf);
- *alternate_shallow_file = shallow_lock->filename.buf;
+ get_lock_file_path(shallow_lock));
+ *alternate_shallow_file = get_lock_file_path(shallow_lock);
} else
/*
* is_repository_shallow() sees empty string as "no
@@ -314,7 +314,7 @@ void prune_shallow(int show_only)
if (write_shallow_commits_1(&sb, 0, NULL, SEEN_ONLY)) {
if (write_in_full(fd, sb.buf, sb.len) != sb.len)
die_errno("failed to write to %s",
- shallow_lock.filename.buf);
+ get_lock_file_path(&shallow_lock));
commit_lock_file(&shallow_lock);
} else {
unlink(git_path("shallow"));