Git 2.16.1

[git-core/git.git] / diff.h

diff --git a/diff.h b/diff.h
index aca150b..7cf276f 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -60,42 +60,52 @@ typedef struct strbuf *(*diff_prefix_fn_t)(struct diff_options *opt, void *data)
 
 #define DIFF_FORMAT_CALLBACK   0x1000
 
-#define DIFF_OPT_RECURSIVE           (1 <<  0)
-#define DIFF_OPT_TREE_IN_RECURSIVE   (1 <<  1)
-#define DIFF_OPT_BINARY              (1 <<  2)
-#define DIFF_OPT_TEXT                (1 <<  3)
-#define DIFF_OPT_FULL_INDEX          (1 <<  4)
-#define DIFF_OPT_SILENT_ON_REMOVE    (1 <<  5)
-#define DIFF_OPT_FIND_COPIES_HARDER  (1 <<  6)
-#define DIFF_OPT_FOLLOW_RENAMES      (1 <<  7)
-#define DIFF_OPT_RENAME_EMPTY        (1 <<  8)
-/* (1 <<  9) unused */
-#define DIFF_OPT_HAS_CHANGES         (1 << 10)
-#define DIFF_OPT_QUICK               (1 << 11)
-#define DIFF_OPT_NO_INDEX            (1 << 12)
-#define DIFF_OPT_ALLOW_EXTERNAL      (1 << 13)
-#define DIFF_OPT_EXIT_WITH_STATUS    (1 << 14)
-#define DIFF_OPT_REVERSE_DIFF        (1 << 15)
-#define DIFF_OPT_CHECK_FAILED        (1 << 16)
-#define DIFF_OPT_RELATIVE_NAME       (1 << 17)
-#define DIFF_OPT_IGNORE_SUBMODULES   (1 << 18)
-#define DIFF_OPT_DIRSTAT_CUMULATIVE  (1 << 19)
-#define DIFF_OPT_DIRSTAT_BY_FILE     (1 << 20)
-#define DIFF_OPT_ALLOW_TEXTCONV      (1 << 21)
-#define DIFF_OPT_DIFF_FROM_CONTENTS  (1 << 22)
-#define DIFF_OPT_DIRTY_SUBMODULES    (1 << 24)
-#define DIFF_OPT_IGNORE_UNTRACKED_IN_SUBMODULES (1 << 25)
-#define DIFF_OPT_IGNORE_DIRTY_SUBMODULES (1 << 26)
-#define DIFF_OPT_OVERRIDE_SUBMODULE_CONFIG (1 << 27)
-#define DIFF_OPT_DIRSTAT_BY_LINE     (1 << 28)
-#define DIFF_OPT_FUNCCONTEXT         (1 << 29)
-#define DIFF_OPT_PICKAXE_IGNORE_CASE (1 << 30)
-#define DIFF_OPT_DEFAULT_FOLLOW_RENAMES (1U << 31)
-
-#define DIFF_OPT_TST(opts, flag)    ((opts)->flags & DIFF_OPT_##flag)
-#define DIFF_OPT_TOUCHED(opts, flag)    ((opts)->touched_flags & DIFF_OPT_##flag)
-#define DIFF_OPT_SET(opts, flag)    (((opts)->flags |= DIFF_OPT_##flag),((opts)->touched_flags |= DIFF_OPT_##flag))
-#define DIFF_OPT_CLR(opts, flag)    (((opts)->flags &= ~DIFF_OPT_##flag),((opts)->touched_flags |= DIFF_OPT_##flag))
+#define DIFF_FLAGS_INIT { 0 }
+struct diff_flags {
+       unsigned recursive:1;
+       unsigned tree_in_recursive:1;
+       unsigned binary:1;
+       unsigned text:1;
+       unsigned full_index:1;
+       unsigned silent_on_remove:1;
+       unsigned find_copies_harder:1;
+       unsigned follow_renames:1;
+       unsigned rename_empty:1;
+       unsigned has_changes:1;
+       unsigned quick:1;
+       unsigned no_index:1;
+       unsigned allow_external:1;
+       unsigned exit_with_status:1;
+       unsigned reverse_diff:1;
+       unsigned check_failed:1;
+       unsigned relative_name:1;
+       unsigned ignore_submodules:1;
+       unsigned dirstat_cumulative:1;
+       unsigned dirstat_by_file:1;
+       unsigned allow_textconv:1;
+       unsigned textconv_set_via_cmdline:1;
+       unsigned diff_from_contents:1;
+       unsigned dirty_submodules:1;
+       unsigned ignore_untracked_in_submodules:1;
+       unsigned ignore_dirty_submodules:1;
+       unsigned override_submodule_config:1;
+       unsigned dirstat_by_line:1;
+       unsigned funccontext:1;
+       unsigned pickaxe_ignore_case:1;
+       unsigned default_follow_renames:1;
+};
+
+static inline void diff_flags_or(struct diff_flags *a,
+                                const struct diff_flags *b)
+{
+       char *tmp_a = (char *)a;
+       const char *tmp_b = (const char *)b;
+       int i;
+
+       for (i = 0; i < sizeof(struct diff_flags); i++)
+               tmp_a[i] |= tmp_b[i];
+}
+
 #define DIFF_XDL_TST(opts, flag)    ((opts)->xdl_opts & XDF_##flag)
 #define DIFF_XDL_SET(opts, flag)    ((opts)->xdl_opts |= XDF_##flag)
 #define DIFF_XDL_CLR(opts, flag)    ((opts)->xdl_opts &= ~XDF_##flag)
@@ -122,8 +132,7 @@ struct diff_options {
        const char *a_prefix, *b_prefix;
        const char *line_prefix;
        size_t line_prefix_length;
-       unsigned flags;
-       unsigned touched_flags;
+       struct diff_flags flags;
 
        /* diff-filter bits */
        unsigned int filter;
@@ -157,6 +166,10 @@ struct diff_options {
        const char *stat_sep;
        long xdl_opts;
 
+       /* see Documentation/diff-options.txt */
+       char **anchors;
+       size_t anchors_nr, anchors_alloc;
+
        int stat_width;
        int stat_name_width;
        int stat_graph_width;
@@ -180,6 +193,7 @@ struct diff_options {
        pathchange_fn_t pathchange;
        change_fn_t change;
        add_remove_fn_t add_remove;
+       void *change_fn_data;
        diff_format_fn_t format_callback;
        void *format_callback_data;
        diff_prefix_fn_t output_prefix;
@@ -388,7 +402,8 @@ extern int diff_result_code(struct diff_options *, int);
 
 extern void diff_no_index(struct rev_info *, int, const char **);
 
-extern int index_differs_from(const char *def, int diff_flags, int ita_invisible_in_index);
+extern int index_differs_from(const char *def, const struct diff_flags *flags,
+                             int ita_invisible_in_index);
 
 /*
  * Fill the contents of the filespec "df", respecting any textconv defined by