uudecode: nuke duplicate base64_table[]. saves 65 bytes

2 files changed, 10 insertions, 8 deletions

diff --git a/coreutils/uudecode.c b/coreutils/uudecode.c
index 287386d9d..2dd8f9457 100644
--- a/coreutils/uudecode.c
+++ b/coreutils/uudecode.c
@@ -68,8 +68,6 @@ static void read_stduu(FILE *src_stream, FILE *dst_stream)
 
 static void read_base64(FILE *src_stream, FILE *dst_stream)
 {
-        static const char base64_table[] =
-                "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\n";
         int term_count = 1;
 
         while (1) {
@@ -80,17 +78,20 @@ static void read_base64(FILE *src_stream, FILE *dst_stream)
                         char *table_ptr;
                         int ch;
 
-                        /* Get next _valid_ character */
+                        /* Get next _valid_ character.
+                         * global vector bb_uuenc_tbl_base64[] contains this string:
+                         * "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\n"
+                         */
                         do {
                                 ch = fgetc(src_stream);
                                 if (ch == EOF) {
                                         bb_error_msg_and_die("short file");
                                 }
-                                table_ptr = strchr(base64_table, ch);
+                                table_ptr = strchr(bb_uuenc_tbl_base64, ch);
                         } while (table_ptr == NULL);
 
-                        /* Convert encoded charcter to decimal */
-                        ch = table_ptr - base64_table;
+                        /* Convert encoded character to decimal */
+                        ch = table_ptr - bb_uuenc_tbl_base64;
 
                         if (*table_ptr == '=') {
                                 if (term_count == 0) {
diff --git a/libbb/uuencode.c b/libbb/uuencode.c
index 38401205b..bbb92d600 100644
--- a/libbb/uuencode.c
+++ b/libbb/uuencode.c
@@ -8,7 +8,7 @@
 #include "libbb.h"
 
 /* Conversion table.  for base 64 */
-const char bb_uuenc_tbl_base64[65] = {
+const char bb_uuenc_tbl_base64[65 + 2] = {
         'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H',
         'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
         'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
@@ -17,7 +17,8 @@ const char bb_uuenc_tbl_base64[65] = {
         'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
         'w', 'x', 'y', 'z', '0', '1', '2', '3',
         '4', '5', '6', '7', '8', '9', '+', '/',
-        '=' /* termination character */
+        '=' /* termination character */,
+        '\n', '\0' /* needed for uudecode.c */
 };
 
 const char bb_uuenc_tbl_std[65] = {