uudecode: fix possible signed char bug

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 2 insertions, 4 deletions

diff --git a/coreutils/uudecode.c b/coreutils/uudecode.c
index dc8ef5cca..5b2edd649 100644
--- a/coreutils/uudecode.c
+++ b/coreutils/uudecode.c
@@ -110,9 +110,7 @@ static void FAST_FUNC read_stduu(FILE *src_stream, FILE *dst_stream, int flags U
         }
         bb_simple_error_msg_and_die("short file");
 }
-#endif
 
-#if ENABLE_UUDECODE
 int uudecode_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int uudecode_main(int argc UNUSED_PARAM, char **argv)
 {
@@ -202,10 +200,10 @@ int base64_main(int argc UNUSED_PARAM, char **argv)
                 *--argv = (char*)"-";
         src_stream = xfopen_stdin(argv[0]);
         if (opts) {
-                read_base64(src_stream, stdout, /*flags:*/ (char)EOF);
+                read_base64(src_stream, stdout, /*flags:*/ (unsigned char)EOF);
         } else {
                 enum {
-                        SRC_BUF_SIZE = 76/4*3,  /* This *MUST* be a multiple of 3 */
+                        SRC_BUF_SIZE = 76 / 4 * 3, /* this *MUST* be a multiple of 3 */
                         DST_BUF_SIZE = 4 * ((SRC_BUF_SIZE + 2) / 3),
                 };
                 char src_buf[SRC_BUF_SIZE];