[PATCH v2 06/12] wt-status.c: split rebase detection out of wt_status_get_state()

[Nguyễn Thái Ngọc Duy]

worktree.c:find_shared_symref() later needs to know if a branch is being
rebased, and only rebased only. Split this code so it can be used
independently from other in-progress tests.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
 wt-status.c | 23 +++++++++++++++++------
 wt-status.h |  1 +
 2 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/wt-status.c b/wt-status.c
index 1ea2ebe..35787ec 100644
--- a/wt-status.c
+++ b/wt-status.c
@@ -1360,15 +1360,11 @@ static void wt_status_get_detached_from(struct 
wt_status_state *state)
        strbuf_release(&cb.buf);
 }
 
-void wt_status_get_state(struct wt_status_state *state,
-                        int get_detached_from)
+int wt_status_check_rebase(struct wt_status_state *state)
 {
        struct stat st;
-       unsigned char sha1[20];
 
-       if (!stat(git_path_merge_head(), &st)) {
-               state->merge_in_progress = 1;
-       } else if (!stat(git_path("rebase-apply"), &st)) {
+       if (!stat(git_path("rebase-apply"), &st)) {
                if (!stat(git_path("rebase-apply/applying"), &st)) {
                        state->am_in_progress = 1;
                        if (!stat(git_path("rebase-apply/patch"), &st) && 
!st.st_size)
@@ -1385,6 +1381,21 @@ void wt_status_get_state(struct wt_status_state *state,
                        state->rebase_in_progress = 1;
                state->branch = read_and_strip_branch("rebase-merge/head-name");
                state->onto = read_and_strip_branch("rebase-merge/onto");
+       } else
+               return 0;
+       return 1;
+}
+
+void wt_status_get_state(struct wt_status_state *state,
+                        int get_detached_from)
+{
+       struct stat st;
+       unsigned char sha1[20];
+
+       if (!stat(git_path_merge_head(), &st)) {
+               state->merge_in_progress = 1;
+       } else if (wt_status_check_rebase(state)) {
+               /* all set */
        } else if (!stat(git_path_cherry_pick_head(), &st) &&
                        !get_sha1("CHERRY_PICK_HEAD", sha1)) {
                state->cherry_pick_in_progress = 1;
diff --git a/wt-status.h b/wt-status.h
index c9b3b74..b398353 100644
--- a/wt-status.h
+++ b/wt-status.h
@@ -100,6 +100,7 @@ void wt_status_prepare(struct wt_status *s);
 void wt_status_print(struct wt_status *s);
 void wt_status_collect(struct wt_status *s);
 void wt_status_get_state(struct wt_status_state *state, int get_detached_from);
+int wt_status_check_rebase(struct wt_status_state *state);
 
 void wt_shortstatus_print(struct wt_status *s);
 void wt_porcelain_print(struct wt_status *s);
-- 
2.8.0.rc0.210.gd302cd2

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