filter-branch: assume HEAD if no revision supplied

diff --git a/dir.h b/dir.h
index 82009dc13e4b685bc6f4f6e9206d621c7d361c65..d8814dccb2dd57af21d75c91a52026e09fdf1b95 100644 (file)
--- a/dir.h
+++ b/dir.h
@@ -1,17 +1,6 @@
 #ifndef DIR_H
 #define DIR_H
 
-/*
- * We maintain three exclude pattern lists:
- * EXC_CMDL lists patterns explicitly given on the command line.
- * EXC_DIRS lists patterns obtained from per-directory ignore files.
- * EXC_FILE lists patterns from fallback ignore files.
- */
-#define EXC_CMDL 0
-#define EXC_DIRS 1
-#define EXC_FILE 2
-
-
 struct dir_entry {
        unsigned int len;
        char name[FLEX_ARRAY]; /* more */
@@ -34,6 +23,13 @@ struct exclude_list {
        } **excludes;
 };
 
+struct exclude_stack {
+       struct exclude_stack *prev;
+       char *filebuf;
+       int baselen;
+       int exclude_ix;
+};
+
 struct dir_struct {
        int nr, alloc;
        int ignored_nr, ignored_alloc;
@@ -48,6 +44,18 @@ struct dir_struct {
        /* Exclude info */
        const char *exclude_per_dir;
        struct exclude_list exclude_list[3];
+       /*
+        * We maintain three exclude pattern lists:
+        * EXC_CMDL lists patterns explicitly given on the command line.
+        * EXC_DIRS lists patterns obtained from per-directory ignore files.
+        * EXC_FILE lists patterns from fallback ignore files.
+        */
+#define EXC_CMDL 0
+#define EXC_DIRS 1
+#define EXC_FILE 2
+
+       struct exclude_stack *exclude_stack;
+       char basebuf[PATH_MAX];
 };
 
 extern int common_prefix(const char **pathspec);
@@ -58,8 +66,6 @@ extern int common_prefix(const char **pathspec);
 extern int match_pathspec(const char **pathspec, const char *name, int namelen, int prefix, char *seen);
 
 extern int read_directory(struct dir_struct *, const char *path, const char *base, int baselen, const char **pathspec);
-extern int push_exclude_per_directory(struct dir_struct *, const char *, int);
-extern void pop_exclude_per_directory(struct dir_struct *, int);
 
 extern int excluded(struct dir_struct *, const char *);
 extern void add_excludes_from_file(struct dir_struct *, const char *fname);