X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=diff.h;h=3deb7fa4e8b6a572d5ab8d2c6a4da80478074244;hb=b893f09104ee5f1d8710dfe17cdf1cbac995f17a;hp=c146d8acf8601f81cb7b7baeaffcf85081e1eb1b;hpb=99665af5c0be0fe4319b39183e84917993153576;p=git.git

diff --git a/diff.h b/diff.h
index c146d8ac..3deb7fa4 100644
--- a/diff.h
+++ b/diff.h
@@ -4,6 +4,10 @@
 #ifndef DIFF_H
 #define DIFF_H
 
+#define DIFF_FILE_CANON_MODE(mode) \
+	(S_ISREG(mode) ? (S_IFREG | ce_permissions(mode)) : \
+	S_ISLNK(mode) ? S_IFLNK : S_IFDIR)
+
 extern void diff_addremove(int addremove,
 			   unsigned mode,
 			   const unsigned char *sha1,
@@ -15,23 +19,83 @@ extern void diff_change(unsigned mode1, unsigned mode2,
 			     const unsigned char *sha2,
 			     const char *base, const char *path);
 
+extern void diff_helper_input(unsigned mode1,
+			      unsigned mode2,
+			      const unsigned char *sha1,
+			      const unsigned char *sha2,
+			      const char *path1,
+			      int status,
+			      int score,
+			      const char *path2);
+
 extern void diff_unmerge(const char *path);
 
-/* These are for diff-helper */
-
-struct diff_spec {
-	unsigned char blob_sha1[20];
-	unsigned short mode;	 /* file mode */
-	unsigned sha1_valid : 1; /* if true, use blob_sha1 and trust mode;
-				  * however with a NULL SHA1, read them
-				  * from the file system.
-				  * if false, use the name and read mode from
-				  * the filesystem.
-				  */
-	unsigned file_valid : 1; /* if false the file does not even exist */
-};
-
-extern void run_external_diff(const char *name,
-			      struct diff_spec *, struct diff_spec *);
+extern int diff_scoreopt_parse(const char *opt);
+
+#define DIFF_SETUP_REVERSE      	1
+#define DIFF_SETUP_USE_CACHE		2
+#define DIFF_SETUP_USE_SIZE_CACHE	4
+
+extern void diff_setup(int flags);
+
+#define DIFF_DETECT_RENAME	1
+#define DIFF_DETECT_COPY	2
+
+#define DIFF_PICKAXE_ALL	1
+
+extern void diffcore_std(const char **paths,
+			 int detect_rename, int rename_score,
+			 const char *pickaxe, int pickaxe_opts,
+			 int break_opt,
+			 const char *orderfile, const char *filter);
+
+extern void diffcore_std_no_resolve(const char **paths,
+				    const char *pickaxe, int pickaxe_opts,
+				    const char *orderfile, const char *filter);
+
+#define COMMON_DIFF_OPTIONS_HELP \
+"\ncommon diff options:\n" \
+"  -r		diff recursively (only meaningful in diff-tree)\n" \
+"  -z		output diff-raw with lines terminated with NUL.\n" \
+"  -p		output patch format.\n" \
+"  -u		synonym for -p.\n" \
+"  --name-only	show only names of changed files.\n" \
+"  --name-only-z\n" \
+"		same as --name-only but terminate lines with NUL.\n" \
+"  -R		swap input file pairs.\n" \
+"  -B		detect complete rewrites.\n" \
+"  -M		detect renames.\n" \
+"  -C		detect copies.\n" \
+"  --find-copies-harder\n" \
+"		try unchanged files as candidate for copy detection.\n" \
+"  -O<file>	reorder diffs according to the <file>.\n" \
+"  -S<string>	find filepair whose only one side contains the string.\n" \
+"  --pickaxe-all\n" \
+"		show all files diff when -S is used and hit is found.\n"
+
+extern int diff_queue_is_empty(void);
+
+#define DIFF_FORMAT_RAW		1
+#define DIFF_FORMAT_PATCH	2
+#define DIFF_FORMAT_NO_OUTPUT	3
+#define DIFF_FORMAT_NAME	4
+
+extern void diff_flush(int output_style, int line_terminator);
+
+/* diff-raw status letters */
+#define DIFF_STATUS_ADDED		'A'
+#define DIFF_STATUS_COPIED		'C'
+#define DIFF_STATUS_DELETED		'D'
+#define DIFF_STATUS_MODIFIED		'M'
+#define DIFF_STATUS_RENAMED		'R'
+#define DIFF_STATUS_TYPE_CHANGED	'T'
+#define DIFF_STATUS_UNKNOWN		'X'
+#define DIFF_STATUS_UNMERGED		'U'
+
+/* these are not diff-raw status letters proper, but used by
+ * diffcore-filter insn to specify additional restrictions.
+ */
+#define DIFF_STATUS_FILTER_AON		'A'
+#define DIFF_STATUS_FILTER_BROKEN	'B'
 
 #endif /* DIFF_H */