ui-tree: move set_title_from_path to ui-shared

The ui-blame code will also need to call set_title_from_path, so go
ahead and move it to ui-shared.

Signed-off-by: Jeff Smith <whydoubt@gmail.com>
Reviewed-by: John Keeping <john@keeping.me.uk>

3 files changed, 35 insertions, 33 deletions

diff --git a/ui-shared.c b/ui-shared.c
index e5c9a02..2547e43 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -1111,3 +1111,34 @@ void cgit_print_snapshot_links(const char *repo, const char *head,
         }
         strbuf_release(&filename);
 }
+
+void cgit_set_title_from_path(const char *path)
+{
+        size_t path_len, path_index, path_last_end;
+        char *new_title;
+
+        if (!path)
+                return;
+
+        path_len = strlen(path);
+        new_title = xmalloc(path_len + 3 + strlen(ctx.page.title) + 1);
+        new_title[0] = '\0';
+
+        for (path_index = path_len, path_last_end = path_len; path_index-- > 0;) {
+                if (path[path_index] == '/') {
+                        if (path_index == path_len - 1) {
+                                path_last_end = path_index - 1;
+                                continue;
+                        }
+                        strncat(new_title, &path[path_index + 1], path_last_end - path_index - 1);
+                        strcat(new_title, "\\");
+                        path_last_end = path_index;
+                }
+        }
+        if (path_last_end)
+                strncat(new_title, path, path_last_end);
+
+        strcat(new_title, " - ");
+        strcat(new_title, ctx.page.title);
+        ctx.page.title = new_title;
+}
diff --git a/ui-shared.h b/ui-shared.h
index 87799f1..40f6207 100644
--- a/ui-shared.h
+++ b/ui-shared.h
@@ -77,4 +77,6 @@ extern void cgit_print_snapshot_links(const char *repo, const char *head,
                                       const char *hex, int snapshots);
 extern void cgit_add_hidden_formfields(int incl_head, int incl_search,
                                        const char *page);
+
+extern void cgit_set_title_from_path(const char *path);
 #endif /* UI_SHARED_H */
diff --git a/ui-tree.c b/ui-tree.c
index ca24a03..3925809 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -84,37 +84,6 @@ static void print_binary_buffer(char *buf, unsigned long size)
         html("</table>\n");
 }
 
-static void set_title_from_path(const char *path)
-{
-        size_t path_len, path_index, path_last_end;
-        char *new_title;
-
-        if (!path)
-                return;
-
-        path_len = strlen(path);
-        new_title = xmalloc(path_len + 3 + strlen(ctx.page.title) + 1);
-        new_title[0] = '\0';
-
-        for (path_index = path_len, path_last_end = path_len; path_index-- > 0;) {
-                if (path[path_index] == '/') {
-                        if (path_index == path_len - 1) {
-                                path_last_end = path_index - 1;
-                                continue;
-                        }
-                        strncat(new_title, &path[path_index + 1], path_last_end - path_index - 1);
-                        strcat(new_title, "\\");
-                        path_last_end = path_index;
-                }
-        }
-        if (path_last_end)
-                strncat(new_title, path, path_last_end);
-
-        strcat(new_title, " - ");
-        strcat(new_title, ctx.page.title);
-        ctx.page.title = new_title;
-}
-
 static void print_object(const unsigned char *sha1, char *path, const char *basename, const char *rev)
 {
         enum object_type type;
@@ -135,7 +104,7 @@ static void print_object(const unsigned char *sha1, char *path, const char *base
                 return;
         }
 
-        set_title_from_path(path);
+        cgit_set_title_from_path(path);
 
         cgit_print_layout_start();
         htmlf("blob: %s (", sha1_to_hex(sha1));
@@ -335,7 +304,7 @@ static int walk_tree(const unsigned char *sha1, struct strbuf *base,
 
                 if (S_ISDIR(mode)) {
                         walk_tree_ctx->state = 1;
-                        set_title_from_path(buffer.buf);
+                        cgit_set_title_from_path(buffer.buf);
                         strbuf_release(&buffer);
                         ls_head();
                         return READ_TREE_RECURSIVE;