Avoid signedness warnings in sha1_file.c

Very irritating.  But "snprintf()" wants "char *", and zlib wants
"unsigned char *".

diff --git a/sha1_file.c b/sha1_file.c
index 15fd6e0..6b9462c 100644 (file)
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -1216,7 +1216,7 @@ int write_sha1_to_fd(int fd, const unsigned char *sha1)
        ssize_t size;
        unsigned long objsize;
        int posn = 0;
-       char *buf = map_sha1_file_internal(sha1, &objsize);
+       void *buf = map_sha1_file_internal(sha1, &objsize);
        z_stream stream;
        if (!buf) {
                unsigned char *unpacked;
@@ -1240,7 +1240,7 @@ int write_sha1_to_fd(int fd, const unsigned char *sha1)
                stream.avail_out = size;
                
                /* First header.. */
-               stream.next_in = hdr;
+               stream.next_in = (void *)hdr;
                stream.avail_in = hdrlen;
                while (deflate(&stream, 0) == Z_OK)
                        /* nothing */;