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-rw-r--r--package/busybox/busybox-1.15.1-lineedit.patch156
1 files changed, 156 insertions, 0 deletions
diff --git a/package/busybox/busybox-1.15.1-lineedit.patch b/package/busybox/busybox-1.15.1-lineedit.patch
new file mode 100644
index 0000000000..20a7a8f37c
--- /dev/null
+++ b/package/busybox/busybox-1.15.1-lineedit.patch
@@ -0,0 +1,156 @@
+diff -urpN busybox-1.15.1/libbb/lineedit.c busybox-1.15.1-lineedit/libbb/lineedit.c
+--- busybox-1.15.1/libbb/lineedit.c 2009-09-12 17:55:58.000000000 +0200
++++ busybox-1.15.1-lineedit/libbb/lineedit.c 2009-09-28 23:56:03.000000000 +0200
+@@ -114,8 +114,8 @@ struct lineedit_statics {
+ unsigned cmdedit_prmt_len; /* length of prompt (without colors etc) */
+
+ unsigned cursor;
+- unsigned command_len;
+- /* *int* maxsize: we want x in "if (x > S.maxsize)"
++ int command_len; /* must be signed (^D returns -1 len) */
++ /* signed maxsize: we want x in "if (x > S.maxsize)"
+ * to _not_ be promoted to unsigned */
+ int maxsize;
+ CHAR_T *command_ps;
+@@ -1095,15 +1095,15 @@ static void save_command_ps_at_cur_histo
+ int cur = state->cur_history;
+ free(state->history[cur]);
+
+-#if ENABLE_FEATURE_ASSUME_UNICODE
++# if ENABLE_FEATURE_ASSUME_UNICODE
+ {
+ char tbuf[MAX_LINELEN];
+ save_string(tbuf, sizeof(tbuf));
+ state->history[cur] = xstrdup(tbuf);
+ }
+-#else
++# else
+ state->history[cur] = xstrdup(command_ps);
+-#endif
++# endif
+ }
+ }
+
+@@ -1131,7 +1131,7 @@ static int get_next_history(void)
+ return 0;
+ }
+
+-#if ENABLE_FEATURE_EDITING_SAVEHISTORY
++# if ENABLE_FEATURE_EDITING_SAVEHISTORY
+ /* We try to ensure that concurrent additions to the history
+ * do not overwrite each other.
+ * Otherwise shell users get unhappy.
+@@ -1256,10 +1256,10 @@ static void save_history(char *str)
+ free_line_input_t(st_temp);
+ }
+ }
+-#else
+-#define load_history(a) ((void)0)
+-#define save_history(a) ((void)0)
+-#endif /* FEATURE_COMMAND_SAVEHISTORY */
++# else
++# define load_history(a) ((void)0)
++# define save_history(a) ((void)0)
++# endif /* FEATURE_COMMAND_SAVEHISTORY */
+
+ static void remember_in_history(char *str)
+ {
+@@ -1290,15 +1290,15 @@ static void remember_in_history(char *st
+ /* i <= MAX_HISTORY */
+ state->cur_history = i;
+ state->cnt_history = i;
+-#if ENABLE_FEATURE_EDITING_SAVEHISTORY
++# if MAX_HISTORY > 0 && ENABLE_FEATURE_EDITING_SAVEHISTORY
+ if ((state->flags & SAVE_HISTORY) && state->hist_file)
+ save_history(str);
+-#endif
++# endif
+ IF_FEATURE_EDITING_FANCY_PROMPT(num_ok_lines++;)
+ }
+
+ #else /* MAX_HISTORY == 0 */
+-#define remember_in_history(a) ((void)0)
++# define remember_in_history(a) ((void)0)
+ #endif /* MAX_HISTORY */
+
+
+@@ -1476,11 +1476,11 @@ static void parse_and_put_prompt(const c
+ c = *prmt_ptr++;
+
+ switch (c) {
+-#if ENABLE_FEATURE_GETUSERNAME_AND_HOMEDIR
++# if ENABLE_FEATURE_GETUSERNAME_AND_HOMEDIR
+ case 'u':
+ pbuf = user_buf ? user_buf : (char*)"";
+ break;
+-#endif
++# endif
+ case 'h':
+ pbuf = free_me = safe_gethostname();
+ *strchrnul(pbuf, '.') = '\0';
+@@ -1488,7 +1488,7 @@ static void parse_and_put_prompt(const c
+ case '$':
+ c = (geteuid() == 0 ? '#' : '$');
+ break;
+-#if ENABLE_FEATURE_GETUSERNAME_AND_HOMEDIR
++# if ENABLE_FEATURE_GETUSERNAME_AND_HOMEDIR
+ case 'w':
+ /* /home/user[/something] -> ~[/something] */
+ pbuf = cwd_buf;
+@@ -1501,7 +1501,7 @@ static void parse_and_put_prompt(const c
+ pbuf = free_me = xasprintf("~%s", cwd_buf + l);
+ }
+ break;
+-#endif
++# endif
+ case 'W':
+ pbuf = cwd_buf;
+ cp = strrchr(pbuf, '/');
+@@ -1688,13 +1688,15 @@ int FAST_FUNC read_line_input(const char
+
+ /* With null flags, no other fields are ever used */
+ state = st ? st : (line_input_t*) &const_int_0;
+-#if ENABLE_FEATURE_EDITING_SAVEHISTORY
++#if MAX_HISTORY > 0
++# if ENABLE_FEATURE_EDITING_SAVEHISTORY
+ if ((state->flags & SAVE_HISTORY) && state->hist_file)
+ if (state->cnt_history == 0)
+ load_history(state);
+-#endif
++# endif
+ if (state->flags & DO_HISTORY)
+ state->cur_history = state->cnt_history;
++#endif
+
+ /* prepare before init handlers */
+ cmdedit_y = 0; /* quasireal y, not true if line > xt*yt */
+@@ -1716,7 +1718,7 @@ int FAST_FUNC read_line_input(const char
+ new_settings.c_cc[VTIME] = 0;
+ /* Turn off CTRL-C, so we can trap it */
+ #ifndef _POSIX_VDISABLE
+-#define _POSIX_VDISABLE '\0'
++# define _POSIX_VDISABLE '\0'
+ #endif
+ new_settings.c_cc[VINTR] = _POSIX_VDISABLE;
+ tcsetattr_stdin_TCSANOW(&new_settings);
+@@ -2037,7 +2039,8 @@ int FAST_FUNC read_line_input(const char
+ rewrite_line:
+ /* Rewrite the line with the selected history item */
+ /* change command */
+- command_len = load_string(state->history[state->cur_history] ? : "", maxsize);
++ command_len = load_string(state->history[state->cur_history] ?
++ state->history[state->cur_history] : "", maxsize);
+ /* redraw and go to eol (bol, in vi) */
+ redraw(cmdedit_y, (state->flags & VI_MODE) ? 9999 : 0);
+ break;
+@@ -2121,7 +2124,9 @@ int FAST_FUNC read_line_input(const char
+ #undef command
+
+ #if ENABLE_FEATURE_ASSUME_UNICODE
+- command_len = save_string(command, maxsize - 1);
++ command[0] = '\0';
++ if (command_len > 0)
++ command_len = save_string(command, maxsize - 1);
+ free(command_ps);
+ #endif
+