X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=cache.h;h=80f9967053b2c91feeeabf951dd9d1e5fc37a827;hb=f4f21ce367a5119be1c4396d01271ece6e40ff70;hp=e27429eae979f207d3ccdf0c53fea424306ddeb6;hpb=ecee9d9e793c7573cf3730fb9746527a0a7e94e7;p=git.git

diff --git a/cache.h b/cache.h
index e27429ea..80f99670 100644
--- a/cache.h
+++ b/cache.h
@@ -17,6 +17,19 @@
 #include SHA1_HEADER
 #include <zlib.h>
 
+#if ZLIB_VERNUM < 0x1200
+#define deflateBound(c,s)  ((s) + (((s) + 7) >> 3) + (((s) + 63) >> 6) + 11)
+#endif
+
+#ifdef DT_UNKNOWN
+#define DTYPE(de)	((de)->d_type)
+#else
+#define DT_UNKNOWN	0
+#define DT_DIR		1
+#define DT_REG		2
+#define DTYPE(de)	DT_UNKNOWN
+#endif
+
 /*
  * Basic data structures for the directory cache
  *
@@ -74,7 +87,12 @@ struct cache_entry {
 #define ce_stage(ce) ((CE_STAGEMASK & ntohs((ce)->ce_flags)) >> CE_STAGESHIFT)
 
 #define ce_permissions(mode) (((mode) & 0100) ? 0755 : 0644)
-#define create_ce_mode(mode) htonl(S_IFREG | ce_permissions(mode))
+static inline unsigned int create_ce_mode(unsigned int mode)
+{
+	if (S_ISLNK(mode))
+		return htonl(S_IFLNK);
+	return htonl(S_IFREG | ce_permissions(mode));
+}
 
 #define cache_entry_size(len) ((offsetof(struct cache_entry,name) + (len) + 8) & ~7)
 
@@ -103,6 +121,7 @@ extern int remove_entry_at(int pos);
 extern int remove_file_from_cache(char *path);
 extern int same_name(struct cache_entry *a, struct cache_entry *b);
 extern int cache_match_stat(struct cache_entry *ce, struct stat *st);
+extern int index_fd(unsigned char *sha1, int fd, struct stat *st);
 
 #define MTIME_CHANGED	0x0001
 #define CTIME_CHANGED	0x0002
@@ -110,13 +129,11 @@ extern int cache_match_stat(struct cache_entry *ce, struct stat *st);
 #define MODE_CHANGED    0x0008
 #define INODE_CHANGED   0x0010
 #define DATA_CHANGED    0x0020
+#define TYPE_CHANGED    0x0040
 
 /* Return a statically allocated filename matching the sha1 signature */
 extern char *sha1_file_name(const unsigned char *sha1);
 
-/* Write a memory buffer out to the sha file */
-extern int write_sha1_buffer(const unsigned char *sha1, void *buf, unsigned int size);
-
 /* Read and unpack a sha1 file into memory, write memory to a sha1 file */
 extern void * map_sha1_file(const unsigned char *sha1, unsigned long *size);
 extern void * unpack_sha1_file(void *map, unsigned long mapsize, char *type, unsigned long *size);
@@ -133,6 +150,7 @@ extern int write_sha1_from_fd(const unsigned char *sha1, int fd);
 extern int has_sha1_file(const unsigned char *sha1);
 
 /* Convert to/from hex/sha1 representation */
+extern int get_sha1(const char *str, unsigned char *sha1);
 extern int get_sha1_hex(const char *hex, unsigned char *sha1);
 extern char *sha1_to_hex(const unsigned char *sha1);	/* static buffer result! */