worktree.c: mark current worktree

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/worktree.c b/worktree.c
index 360ba41..dc092a7 100644 (file)
--- a/worktree.c
+++ b/worktree.c
@@ -2,6 +2,7 @@
 #include "refs.h"
 #include "strbuf.h"
 #include "worktree.h"
+#include "dir.h"
 
 void free_worktrees(struct worktree **worktrees)
 {
@@ -94,6 +95,7 @@ static struct worktree *get_main_worktree(void)
        worktree->is_bare = is_bare;
        worktree->head_ref = NULL;
        worktree->is_detached = is_detached;
+       worktree->is_current = 0;
        add_head_info(&head_ref, worktree);
 
 done:
@@ -138,6 +140,7 @@ static struct worktree *get_linked_worktree(const char *id)
        worktree->is_bare = 0;
        worktree->head_ref = NULL;
        worktree->is_detached = is_detached;
+       worktree->is_current = 0;
        add_head_info(&head_ref, worktree);
 
 done:
@@ -147,6 +150,25 @@ done:
        return worktree;
 }
 
+static void mark_current_worktree(struct worktree **worktrees)
+{
+       struct strbuf git_dir = STRBUF_INIT;
+       struct strbuf path = STRBUF_INIT;
+       int i;
+
+       strbuf_addstr(&git_dir, absolute_path(get_git_dir()));
+       for (i = 0; worktrees[i]; i++) {
+               struct worktree *wt = worktrees[i];
+               strbuf_addstr(&path, absolute_path(get_worktree_git_dir(wt)));
+               wt->is_current = !fspathcmp(git_dir.buf, path.buf);
+               strbuf_reset(&path);
+               if (wt->is_current)
+                       break;
+       }
+       strbuf_release(&git_dir);
+       strbuf_release(&path);
+}
+
 struct worktree **get_worktrees(void)
 {
        struct worktree **list = NULL;
@@ -178,6 +200,8 @@ struct worktree **get_worktrees(void)
        }
        ALLOC_GROW(list, counter + 1, alloc);
        list[counter] = NULL;
+
+       mark_current_worktree(list);
        return list;
 }
 

diff --git a/worktree.h b/worktree.h
index ca50e73..ccdf69a 100644 (file)
--- a/worktree.h
+++ b/worktree.h
@@ -8,6 +8,7 @@ struct worktree {
        unsigned char head_sha1[20];
        int is_detached;
        int is_bare;
+       int is_current;
 };
 
 /* Functions for acting on the information about worktrees. */