Merge early parts of jk/cached-textconv

3 files changed, 8 insertions, 4 deletions

diff --git a/cache.h b/cache.h
index 6dcb100a6c..5eb0573bcc 100644
--- a/cache.h
+++ b/cache.h
@@ -701,7 +701,7 @@ static inline void *read_sha1_file(const unsigned char *sha1, enum object_type *
 	return read_sha1_file_repl(sha1, type, size, NULL);
 }
 extern int hash_sha1_file(const void *buf, unsigned long len, const char *type, unsigned char *sha1);
-extern int write_sha1_file(void *buf, unsigned long len, const char *type, unsigned char *return_sha1);
+extern int write_sha1_file(const void *buf, unsigned long len, const char *type, unsigned char *return_sha1);
 extern int pretend_sha1_file(void *, unsigned long, enum object_type, unsigned char *);
 extern int force_object_loose(const unsigned char *sha1, time_t mtime);
 
diff --git a/diff.c b/diff.c
index 167e6a4abd..a1bf1e9cb3 100644
--- a/diff.c
+++ b/diff.c
@@ -551,6 +551,10 @@ static void emit_rewrite_diff(const char *name_a,
 		emit_rewrite_lines(&ecbdata, '-', data_one, size_one);
 	if (lc_b)
 		emit_rewrite_lines(&ecbdata, '+', data_two, size_two);
+	if (textconv_one)
+		free((char *)data_one);
+	if (textconv_two)
+		free((char *)data_two);
 }
 
 struct diff_words_buffer {
diff --git a/sha1_file.c b/sha1_file.c
index a08a9d0880..ff65328006 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -2271,7 +2271,7 @@ static int create_tmpfile(char *buffer, size_t bufsiz, const char *filename)
 }
 
 static int write_loose_object(const unsigned char *sha1, char *hdr, int hdrlen,
-			      void *buf, unsigned long len, time_t mtime)
+			      const void *buf, unsigned long len, time_t mtime)
 {
 	int fd, ret;
 	unsigned char compressed[4096];
@@ -2307,7 +2307,7 @@ static int write_loose_object(const unsigned char *sha1, char *hdr, int hdrlen,
 	git_SHA1_Update(&c, hdr, hdrlen);
 
 	/* Then the data itself.. */
-	stream.next_in = buf;
+	stream.next_in = (void *)buf;
 	stream.avail_in = len;
 	do {
 		unsigned char *in0 = stream.next_in;
@@ -2342,7 +2342,7 @@ static int write_loose_object(const unsigned char *sha1, char *hdr, int hdrlen,
 	return move_temp_to_file(tmpfile, filename);
 }
 
-int write_sha1_file(void *buf, unsigned long len, const char *type, unsigned char *returnsha1)
+int write_sha1_file(const void *buf, unsigned long len, const char *type, unsigned char *returnsha1)
 {
 	unsigned char sha1[20];
 	char hdr[32];