base85.h: move declarations for base85.c functions from cache.h

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

apply.c

@@ -10,6 +10,7 @@
 #include "cache.h"
 #include "abspath.h"
 #include "alloc.h"
+#include "base85.h"
 #include "config.h"
 #include "object-store.h"
 #include "blob.h"

base85.c

@@ -1,4 +1,5 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "base85.h"
 
 #undef DEBUG_85
 

base85.h

@@ -0,0 +1,7 @@
+#ifndef BASE85_H
+#define BASE85_H
+
+int decode_85(char *dst, const char *line, int linelen);
+void encode_85(char *buf, const unsigned char *data, int bytes);
+
+#endif /* BASE85_H */

cache.h

@@ -593,10 +593,6 @@ int df_name_compare(const char *name1, size_t len1, int mode1,
 int name_compare(const char *name1, size_t len1, const char *name2, size_t len2);
 int cache_name_stage_compare(const char *name1, int len1, int stage1, const char *name2, int len2, int stage2);
 
-/* base85 */
-int decode_85(char *dst, const char *line, int linelen);
-void encode_85(char *buf, const unsigned char *data, int bytes);
-
 /* pkt-line.c */
 void packet_trace_identity(const char *prog);
 

diff.c

@@ -4,6 +4,7 @@
 #include "cache.h"
 #include "abspath.h"
 #include "alloc.h"
+#include "base85.h"
 #include "config.h"
 #include "convert.h"
 #include "environment.h"