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-rw-r--r--diff.h93
1 files changed, 54 insertions, 39 deletions
diff --git a/diff.h b/diff.h
index aca150ba2e..e512cf44d0 100644
--- a/diff.h
+++ b/diff.h
@@ -60,42 +60,56 @@ 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 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_OPT_TST(opts, flag) ((opts)->flags.flag)
+#define DIFF_OPT_TOUCHED(opts, flag) ((opts)->touched_flags.flag)
+#define DIFF_OPT_SET(opts, flag) (((opts)->flags.flag = 1),((opts)->touched_flags.flag = 1))
+#define DIFF_OPT_CLR(opts, flag) (((opts)->flags.flag = 0),((opts)->touched_flags.flag = 1))
+
#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 +136,8 @@ 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;
+ struct diff_flags touched_flags;
/* diff-filter bits */
unsigned int filter;
@@ -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