upgrade busybox to v1.11.2 and add current upstream fixes

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12648 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/busybox/Makefile

@@ -9,13 +9,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=busybox
-PKG_VERSION:=1.11.1
+PKG_VERSION:=1.11.2
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=http://www.busybox.net/downloads \
 		http://distfiles.gentoo.org/distfiles/
-PKG_MD5SUM:=c64bbb5c0c3e19f12892941a0ae86c48
+PKG_MD5SUM:=63f11148e09fe9844fa726061414e9ac
 
 include $(INCLUDE_DIR)/package.mk
 

package/busybox/patches/250-ash_export-n.patch

@@ -1,6 +1,6 @@
 --- a/shell/ash.c
 +++ b/shell/ash.c
-@@ -11875,8 +11875,17 @@
+@@ -11909,8 +11909,17 @@
  	const char *p;
  	char **aptr;
  	int flag = argv[0][0] == 'r'? VREADONLY : VEXPORT;
@@ -19,7 +19,7 @@
  		aptr = argptr;
  		name = *aptr;
  		if (name) {
-@@ -11888,10 +11897,12 @@
+@@ -11922,10 +11931,12 @@
  					vp = *findvar(hashvar(name), name);
  					if (vp) {
  						vp->flags |= flag;

package/busybox/patches/470-insmod_search.patch

@@ -186,7 +186,7 @@
  
  /*======================================================================*/
  
-@@ -835,27 +909,18 @@
+@@ -835,32 +909,20 @@
  static enum obj_reloc
  arch_apply_relocation(struct obj_file *f,
  				struct obj_section *targsec,
@@ -196,7 +196,8 @@
  				ElfW(RelM) *rel, ElfW(Addr) v)
  {
 -#if defined(__arm__) || defined(__i386__) || defined(__mc68000__) \
-- || defined(__sh__) || defined(__s390__) || defined(__x86_64__)
+- || defined(__sh__) || defined(__s390__) || defined(__x86_64__) \
+- || defined(__powerpc__) || defined(__mips__)
  	struct arch_file *ifile = (struct arch_file *) f;
 -#endif
  	enum obj_reloc ret = obj_reloc_ok;
@@ -212,11 +213,14 @@
  #endif
 -#if defined(__arm__) || defined(__i386__) || defined(__mc68000__) \
 - || defined(__sh__) || defined(__s390__)
-+#if defined(__arm__) || defined(__i386__) || defined(__mc68000__) || defined(__sh__) || defined(__s390__)
  #if defined(USE_GOT_ENTRIES)
  	ElfW(Addr) got = ifile->got ? ifile->got->header.sh_addr : 0;
  #endif
-@@ -953,7 +1018,6 @@
+-#endif
+ #if defined(USE_PLT_ENTRIES)
+ 	ElfW(Addr) plt = ifile->plt ? ifile->plt->header.sh_addr : 0;
+ 	unsigned long *ip;
+@@ -954,7 +1016,6 @@
  
  		case R_386_PLT32:
  		case R_386_PC32:
@@ -224,7 +228,7 @@
  			*loc += v - dot;
  			break;
  
-@@ -972,6 +1036,9 @@
+@@ -973,6 +1034,9 @@
  
  		case R_386_GOT32:
  			goto bb_use_got;
@@ -234,7 +238,7 @@
  			break;
  
  #elif defined(__microblaze__)
-@@ -1758,7 +1825,7 @@
+@@ -1759,7 +1823,7 @@
  
  #if defined(USE_SINGLE)
  
@@ -243,7 +247,7 @@
  			     int offset, int size)
  {
  	if (single->allocated == 0) {
-@@ -1906,7 +1973,7 @@
+@@ -1907,7 +1971,7 @@
  #if defined(USE_GOT_ENTRIES)
  			if (got_allocate) {
  				got_offset += arch_single_init(
@@ -252,7 +256,7 @@
  						got_offset, GOT_ENTRY_SIZE);
  
  				got_needed = 1;
-@@ -1920,7 +1987,7 @@
+@@ -1921,7 +1985,7 @@
  						plt_offset, PLT_ENTRY_SIZE);
  #else
  				plt_offset += arch_single_init(
@@ -261,7 +265,7 @@
  						plt_offset, PLT_ENTRY_SIZE);
  #endif
  				plt_needed = 1;
-@@ -1958,8 +2025,7 @@
+@@ -1959,8 +2023,7 @@
  	while (n > 0) {
  		ch = *name++;
  		h = (h << 4) + ch;
@@ -271,7 +275,7 @@
  			h ^= g >> 24;
  			h &= ~g;
  		}
-@@ -2038,7 +2104,7 @@
+@@ -2039,7 +2102,7 @@
  	int n_type = ELF_ST_TYPE(info);
  	int n_binding = ELF_ST_BIND(info);
  
@@ -280,7 +284,7 @@
  		if (f->symbol_cmp(sym->name, name) == 0) {
  			int o_secidx = sym->secidx;
  			int o_info = sym->info;
-@@ -2097,14 +2163,14 @@
+@@ -2098,14 +2161,14 @@
  				return sym;
  			}
  		}
@@ -297,7 +301,7 @@
  		if (symidx >= f->local_symtab_size)
  			bb_error_msg("local symbol %s with index %ld exceeds local_symtab_size %ld",
  					name, (long) symidx, (long) f->local_symtab_size);
-@@ -3227,7 +3293,7 @@
+@@ -3228,7 +3291,7 @@
  
  			/* Do it! */
  			switch (arch_apply_relocation
@@ -306,7 +310,7 @@
  			) {
  			case obj_reloc_ok:
  				break;
-@@ -3306,11 +3372,11 @@
+@@ -3307,11 +3370,11 @@
  
  /*======================================================================*/
  
@@ -320,7 +324,7 @@
  	char *shstrtab;
  
  	/* Read the file header.  */
-@@ -3582,7 +3648,7 @@
+@@ -3583,7 +3646,7 @@
  		while (ptr < endptr) {
  			value = strchr(ptr, '=');
  			if (value && strncmp(ptr, "license", value-ptr) == 0) {
@@ -329,7 +333,7 @@
  				if (license)
  					*license = value+1;
  				for (i = 0; i < ARRAY_SIZE(gpl_licenses); ++i) {
-@@ -3686,9 +3752,6 @@
+@@ -3687,9 +3750,6 @@
   * start of some sections.  this info is used by ksymoops to do better
   * debugging.
   */
@@ -339,7 +343,7 @@
  static int
  get_module_version(struct obj_file *f, char str[STRVERSIONLEN])
  {
-@@ -3721,8 +3784,7 @@
+@@ -3722,8 +3782,7 @@
  	struct obj_symbol *sym;
  	char *name, *absolute_filename;
  	char str[STRVERSIONLEN];
@@ -349,7 +353,7 @@
  	struct stat statbuf;
  
  	/* WARNING: was using realpath, but replaced by readlink to stop using
-@@ -3909,145 +3971,57 @@
+@@ -3910,145 +3969,57 @@
  void print_load_map(struct obj_file *f);
  #endif
  
@@ -404,7 +408,7 @@
 +	if (arg1 == NULL)
  		bb_show_usage();
 -	}
--
+ 
 -	/* Grab the module name */
 -	tmp1 = xstrdup(arg1);
 -	tmp = basename(tmp1);
@@ -428,7 +432,7 @@
 -			len -= 2;
 -			tmp[len] = '\0';
 -		}
- 
+-
 -
 -#if ENABLE_FEATURE_2_6_MODULES
 -	if (k_version > 4)
@@ -517,7 +521,7 @@
  
  	f = obj_load(fp, LOADBITS);
  
-@@ -4074,7 +4048,7 @@
+@@ -4075,7 +4046,7 @@
  				"\t%s was compiled for kernel version %s\n"
  				"\twhile this kernel is version %s",
  				flag_force_load ? "warning: " : "",
@@ -526,7 +530,7 @@
  			if (!flag_force_load)
  				goto out;
  		}
-@@ -4116,7 +4090,7 @@
+@@ -4117,7 +4088,7 @@
  	hide_special_symbols(f);
  
  #if ENABLE_FEATURE_INSMOD_KSYMOOPS_SYMBOLS
@@ -535,7 +539,7 @@
  #endif /* FEATURE_INSMOD_KSYMOOPS_SYMBOLS */
  
  	new_create_module_ksymtab(f);
-@@ -4125,7 +4099,7 @@
+@@ -4126,7 +4097,7 @@
  	m_size = obj_load_size(f);
  
  	m_addr = create_module(m_name, m_size);
@@ -544,7 +548,7 @@
  		case EEXIST:
  			bb_error_msg_and_die("a module named %s already exists", m_name);
  		case ENOMEM:
-@@ -4141,36 +4115,37 @@
+@@ -4142,36 +4113,37 @@
  	 * now we can load them directly into the kernel memory
  	 */
  	if (!obj_load_progbits(fp, f, (char*)m_addr)) {
@@ -590,7 +594,7 @@
  }
  
  #endif /* ENABLE_FEATURE_2_4_MODULES */
-@@ -4182,15 +4157,8 @@
+@@ -4183,15 +4155,8 @@
  #if ENABLE_FEATURE_2_6_MODULES
  
  #include <sys/mman.h>
@@ -606,7 +610,7 @@
  
  /* We use error numbers in a loose translation... */
  static const char *moderror(int err)
-@@ -4209,22 +4177,32 @@
+@@ -4210,22 +4175,32 @@
  	}
  }
  
@@ -647,7 +651,7 @@
  	/* Rest is options */
  	options = xzalloc(1);
  	optlen = 0;
-@@ -4234,41 +4212,47 @@
+@@ -4235,41 +4210,47 @@
  		optlen += sprintf(options + optlen, (strchr(*argv,' ') ? "\"%s\" " : "%s "), *argv);
  	}
  

package/busybox/patches/901-basename.patch

@@ -1,9 +0,0 @@
---- a/coreutils/basename.c
-+++ b/coreutils/basename.c
-@@ -48,5 +48,5 @@
- 
- 	/* puts(s) will do, but we can do without stdio this way: */
- 	s[m++] = '\n';
--	return full_write(STDOUT_FILENO, s, m) == (ssize_t)m;
-+	return full_write(STDOUT_FILENO, s, m) != (ssize_t)m;
- }

package/busybox/patches/901-kbdmode.patch

@@ -0,0 +1,21 @@
+--- a/console-tools/kbd_mode.c
++++ b/console-tools/kbd_mode.c
+@@ -2,7 +2,7 @@
+ /*
+  * Mini kbd_mode implementation for busybox
+  *
+- * Copyright (C) 2007 Loïc Grenié <loic.grenie@gmail.com>
++ * Copyright (C) 2007 Loic Grenie <loic.grenie@gmail.com>
+  *   written using Andries Brouwer <aeb@cwi.nl>'s kbd_mode from
+  *   console-utils v0.2.3, licensed under GNU GPLv2
+  *
+@@ -46,7 +46,8 @@
+ 		printf("The keyboard is in %s mode\n", mode);
+ 	} else {
+ 		opt = opt & UNICODE ? 3 : opt >> 1;
+-		xioctl(fd, KDSKBMODE, opt);
++		/* double cast prevents warnings about widening conversion */
++		xioctl(fd, KDSKBMODE, (void*)(ptrdiff_t)opt);
+ 	}
+ 
+ 	if (ENABLE_FEATURE_CLEAN_UP)

package/busybox/patches/902-crontab_vi.patch

@@ -0,0 +1,136 @@
+--- a/editors/vi.c
++++ b/editors/vi.c
+@@ -147,10 +147,10 @@
+ #endif
+ 
+ 	smallint editing;        // >0 while we are editing a file
+-	                         // [code audit says "can be 0 or 1 only"]
++	                         // [code audit says "can be 0, 1 or 2 only"]
+ 	smallint cmd_mode;       // 0=command  1=insert 2=replace
+ 	int file_modified;       // buffer contents changed (counter, not flag!)
+-	int last_file_modified; // = -1;
++	int last_file_modified;  // = -1;
+ 	int fn_start;            // index of first cmd line file name
+ 	int save_argc;           // how many file names on cmd line
+ 	int cmdcnt;              // repetition count
+@@ -623,7 +623,7 @@
+ 		// These are commands that change text[].
+ 		// Remember the input for the "." command
+ 		if (!adding2q && ioq_start == NULL
+-		 && strchr(modifying_cmds, c)
++		 && c != '\0' && strchr(modifying_cmds, c)
+ 		) {
+ 			start_new_cmd_q(c);
+ 		}
+@@ -645,8 +645,8 @@
+ 	}
+ 	//-------------------------------------------------------------------
+ 
+-	place_cursor(rows, 0, FALSE);	// go to bottom of screen
+-	clear_to_eol();		// Erase to end of line
++	place_cursor(rows - 1, 0, FALSE); // go to bottom of screen
++	clear_to_eol(); // erase to end of line
+ 	cookmode();
+ #undef cur_line
+ }
+@@ -2009,9 +2009,9 @@
+ {
+ 	// get buffer for new cmd
+ 	// if there is a current cmd count put it in the buffer first
+-	if (cmdcnt > 0)
++	if (cmdcnt > 0) {
+ 		lmc_len = sprintf(last_modifying_cmd, "%d%c", cmdcnt, c);
+-	else { // just save char c onto queue
++	} else { // just save char c onto queue
+ 		last_modifying_cmd[0] = c;
+ 		lmc_len = 1;
+ 	}
+@@ -2247,18 +2247,20 @@
+ 
+ 	fflush(stdout);
+ 	n = chars_to_parse;
+-	// get input from User- are there already input chars in Q?
++	// get input from User - are there already input chars in Q?
+ 	if (n <= 0) {
+ 		// the Q is empty, wait for a typed char
++ again:
+ 		n = safe_read(STDIN_FILENO, readbuffer, sizeof(readbuffer));
+-		if (n < 0) {
+-			if (errno == EBADF || errno == EFAULT || errno == EINVAL
+-			 || errno == EIO)
+-				editing = 0; // want to exit
+-			errno = 0;
+-		}
+-		if (n <= 0)
+-			return 0;       // error
++		if (n <= 0) {
++			place_cursor(rows - 1, 0, FALSE); // go to bottom of screen
++			clear_to_eol(); // erase to end of line
++			cookmode(); // terminal to "cooked"
++			bb_error_msg_and_die("can't read user input");
++		}
++		/* elsewhere we can get very confused by NULs */
++		if (readbuffer[0] == '\0')
++			goto again;
+ 		if (readbuffer[0] == 27) {
+ 			// This is an ESC char. Is this Esc sequence?
+ 			// Could be bare Esc key. See if there are any
+--- a/miscutils/crontab.c
++++ b/miscutils/crontab.c
+@@ -93,6 +93,7 @@
+ 	char *new_fname;
+ 	char *user_name;  /* -u USER */
+ 	int fd;
++	int src_fd;
+ 	int opt_ler;
+ 
+ 	/* file [opts]     Replace crontab from file
+@@ -144,15 +145,15 @@
+ 		bb_show_usage();
+ 
+ 	/* Read replacement file under user's UID/GID/group vector */
++	src_fd = STDIN_FILENO;
+ 	if (!opt_ler) { /* Replace? */
+ 		if (!argv[0])
+ 			bb_show_usage();
+ 		if (NOT_LONE_DASH(argv[0])) {
+-			fd = open_as_user(pas, argv[0]);
+-			if (fd < 0)
++			src_fd = open_as_user(pas, argv[0]);
++			if (src_fd < 0)
+ 				bb_error_msg_and_die("user %s cannot read %s",
+ 						pas->pw_name, argv[0]);
+-			xmove_fd(fd, STDIN_FILENO);
+ 		}
+ 	}
+ 
+@@ -180,23 +181,23 @@
+ 		tmp_fname = xasprintf("%s.%u", crontab_dir, (unsigned)getpid());
+ 		/* No O_EXCL: we don't want to be stuck if earlier crontabs
+ 		 * were killed, leaving stale temp file behind */
+-		fd = xopen3(tmp_fname, O_RDWR|O_CREAT|O_TRUNC, 0600);
+-		xmove_fd(fd, STDIN_FILENO);
+-		fchown(STDIN_FILENO, pas->pw_uid, pas->pw_gid);
++		src_fd = xopen3(tmp_fname, O_RDWR|O_CREAT|O_TRUNC, 0600);
++		fchown(src_fd, pas->pw_uid, pas->pw_gid);
+ 		fd = open(pas->pw_name, O_RDONLY);
+ 		if (fd >= 0) {
+-			bb_copyfd_eof(fd, STDIN_FILENO);
++			bb_copyfd_eof(fd, src_fd);
+ 			close(fd);
++			xlseek(src_fd, 0, SEEK_SET);
+ 		}
++		close_on_exec_on(src_fd); /* don't want editor to see this fd */
+ 		edit_file(pas, tmp_fname);
+-		xlseek(STDIN_FILENO, 0, SEEK_SET);
+ 		/* fall through */
+ 
+ 	case 0: /* Replace (no -l, -e, or -r were given) */
+ 		new_fname = xasprintf("%s.new", pas->pw_name);
+ 		fd = open(new_fname, O_WRONLY|O_CREAT|O_TRUNC|O_APPEND, 0600);
+ 		if (fd >= 0) {
+-			bb_copyfd_eof(STDIN_FILENO, fd);
++			bb_copyfd_eof(src_fd, fd);
+ 			close(fd);
+ 			xrename(new_fname, pas->pw_name);
+ 		} else {

package/busybox/patches/902-tar.patch

@@ -1,55 +0,0 @@
---- a/archival/libunarchive/get_header_tar.c
-+++ b/archival/libunarchive/get_header_tar.c
-@@ -261,26 +261,33 @@
- 	case '0':
- #if ENABLE_FEATURE_TAR_OLDGNU_COMPATIBILITY
- 		if (last_char_is(file_header->name, '/')) {
--			file_header->mode |= S_IFDIR;
--		} else
-+			goto set_dir;
-+		}
- #endif
- 		file_header->mode |= S_IFREG;
- 		break;
- 	case '2':
- 		file_header->mode |= S_IFLNK;
-+		/* have seen tarballs with size field containing
-+		 * the size of the link target's name */
-+ size0:
-+		file_header->size = 0;
- 		break;
- 	case '3':
- 		file_header->mode |= S_IFCHR;
--		break;
-+		goto size0; /* paranoia */
- 	case '4':
- 		file_header->mode |= S_IFBLK;
--		break;
-+		goto size0;
- 	case '5':
-+#if ENABLE_FEATURE_TAR_OLDGNU_COMPATIBILITY
-+ set_dir:
-+#endif
- 		file_header->mode |= S_IFDIR;
--		break;
-+		goto size0;
- 	case '6':
- 		file_header->mode |= S_IFIFO;
--		break;
-+		goto size0;
- #if ENABLE_FEATURE_TAR_GNU_EXTENSIONS
- 	case 'L':
- 		/* free: paranoia: tar with several consecutive longnames */
---- a/archival/libunarchive/seek_by_jump.c
-+++ b/archival/libunarchive/seek_by_jump.c
-@@ -8,7 +8,9 @@
- 
- void seek_by_jump(const archive_handle_t *archive_handle, unsigned amount)
- {
--	if (lseek(archive_handle->src_fd, (off_t) amount, SEEK_CUR) == (off_t) -1) {
-+	if (amount
-+	 && lseek(archive_handle->src_fd, (off_t) amount, SEEK_CUR) == (off_t) -1
-+	) {
- 		if (errno == ESPIPE)
- 			seek_by_read(archive_handle, amount);
- 		else

package/busybox/patches/903-ash.patch

@@ -1,155 +0,0 @@
---- a/shell/ash.c
-+++ b/shell/ash.c
-@@ -1569,14 +1569,14 @@
- static char *optptr;                   /* used by nextopt */
- 
- /*
-- * XXX - should get rid of.  have all builtins use getopt(3).  the
-- * library getopt must have the BSD extension static variable "optreset"
-- * otherwise it can't be used within the shell safely.
-+ * XXX - should get rid of. Have all builtins use getopt(3).
-+ * The library getopt must have the BSD extension static variable
-+ * "optreset", otherwise it can't be used within the shell safely.
-  *
-- * Standard option processing (a la getopt) for builtin routines.  The
-- * only argument that is passed to nextopt is the option string; the
-- * other arguments are unnecessary.  It return the character, or '\0' on
-- * end of input.
-+ * Standard option processing (a la getopt) for builtin routines.
-+ * The only argument that is passed to nextopt is the option string;
-+ * the other arguments are unnecessary. It returns the character,
-+ * or '\0' on end of input.
-  */
- static int
- nextopt(const char *optstring)
-@@ -1587,13 +1587,20 @@
- 
- 	p = optptr;
- 	if (p == NULL || *p == '\0') {
-+		/* We ate entire "-param", take next one */
- 		p = *argptr;
--		if (p == NULL || *p != '-' || *++p == '\0')
-+		if (p == NULL)
-+			return '\0';
-+		if (*p != '-')
-+			return '\0';
-+		if (*++p == '\0') /* just "-" ? */
- 			return '\0';
- 		argptr++;
--		if (LONE_DASH(p))        /* check for "--" */
-+		if (LONE_DASH(p)) /* "--" ? */
- 			return '\0';
-+		/* p => next "-param" */
- 	}
-+	/* p => some option char in the middle of a "-param" */
- 	c = *p++;
- 	for (q = optstring; *q != c;) {
- 		if (*q == '\0')
-@@ -1602,8 +1609,11 @@
- 			q++;
- 	}
- 	if (*++q == ':') {
--		if (*p == '\0' && (p = *argptr++) == NULL)
--			ash_msg_and_raise_error("no arg for -%c option", c);
-+		if (*p == '\0') {
-+			p = *argptr++;
-+			if (p == NULL)
-+				ash_msg_and_raise_error("no arg for -%c option", c);
-+		}
- 		optionarg = p;
- 		p = NULL;
- 	}
-@@ -7428,8 +7438,10 @@
- 		else if (c != 'p')
- 			abort();
- #endif
--	if (verify)
-+	/* Mimic bash: just "command -v" doesn't complain, it's a nop */
-+	if (verify && (*argptr != NULL)) {
- 		return describe_command(*argptr, verify - VERIFY_BRIEF);
-+	}
- 
- 	return 0;
- }
-@@ -7788,16 +7800,33 @@
- static void
- evaltree(union node *n, int flags)
- {
-+
-+	struct jmploc *volatile savehandler = exception_handler;
-+	struct jmploc jmploc;
- 	int checkexit = 0;
- 	void (*evalfn)(union node *, int);
--	unsigned isor;
- 	int status;
-+
- 	if (n == NULL) {
- 		TRACE(("evaltree(NULL) called\n"));
--		goto out;
-+		goto out1;
- 	}
- 	TRACE(("pid %d, evaltree(%p: %d, %d) called\n",
- 			getpid(), n, n->type, flags));
-+
-+	exception_handler = &jmploc;
-+	{
-+		int err = setjmp(jmploc.loc);
-+		if (err) {
-+			/* if it was a signal, check for trap handlers */
-+			if (exception == EXSIG)
-+				goto out;
-+			/* continue on the way out */
-+			exception_handler = savehandler;
-+			longjmp(exception_handler->loc, err);
-+		}
-+	}
-+
- 	switch (n->type) {
- 	default:
- #if DEBUG
-@@ -7843,19 +7872,20 @@
- 		goto calleval;
- 	case NAND:
- 	case NOR:
--	case NSEMI:
-+	case NSEMI: {
-+
- #if NAND + 1 != NOR
- #error NAND + 1 != NOR
- #endif
- #if NOR + 1 != NSEMI
- #error NOR + 1 != NSEMI
- #endif
--		isor = n->type - NAND;
-+		unsigned is_or = n->type - NAND;
- 		evaltree(
- 			n->nbinary.ch1,
--			(flags | ((isor >> 1) - 1)) & EV_TESTED
-+			(flags | ((is_or >> 1) - 1)) & EV_TESTED
- 		);
--		if (!exitstatus == isor)
-+		if (!exitstatus == is_or)
- 			break;
- 		if (!evalskip) {
- 			n = n->nbinary.ch2;
-@@ -7866,6 +7896,7 @@
- 			break;
- 		}
- 		break;
-+	}
- 	case NIF:
- 		evaltree(n->nif.test, EV_TESTED);
- 		if (evalskip)
-@@ -7886,8 +7917,11 @@
- 		exitstatus = status;
- 		break;
- 	}
-+
-  out:
--	if ((checkexit & exitstatus))
-+	exception_handler = savehandler;
-+ out1:
-+	if (checkexit & exitstatus)
- 		evalskip |= SKIPEVAL;
- 	else if (pendingsig && dotrap())
- 		goto exexit;

package/busybox/patches/903-lineedit.patch

@@ -0,0 +1,145 @@
+--- a/libbb/lineedit.c
++++ b/libbb/lineedit.c
+@@ -953,24 +953,33 @@
+ 
+ #if MAX_HISTORY > 0
+ 
++static void save_command_ps_at_cur_history(void)
++{
++	if (command_ps[0] != '\0') {
++		int cur = state->cur_history;
++		free(state->history[cur]);
++		state->history[cur] = xstrdup(command_ps);
++	}
++}
++
+ /* state->flags is already checked to be nonzero */
+-static void get_previous_history(void)
++static int get_previous_history(void)
+ {
+-	if (command_ps[0] != '\0' || state->history[state->cur_history] == NULL) {
+-		free(state->history[state->cur_history]);
+-		state->history[state->cur_history] = xstrdup(command_ps);
++	if ((state->flags & DO_HISTORY) && state->cur_history) {
++		save_command_ps_at_cur_history();
++		state->cur_history--;
++		return 1;
+ 	}
+-	state->cur_history--;
++	beep();
++	return 0;
+ }
+ 
+ static int get_next_history(void)
+ {
+ 	if (state->flags & DO_HISTORY) {
+-		int ch = state->cur_history;
+-		if (ch < state->cnt_history) {
+-			get_previous_history(); /* save the current history line */
+-			state->cur_history = ch + 1;
+-			return state->cur_history;
++		if (state->cur_history < state->cnt_history) {
++			save_command_ps_at_cur_history(); /* save the current history line */
++			return ++state->cur_history;
+ 		}
+ 	}
+ 	beep();
+@@ -992,6 +1001,7 @@
+ 		for (hi = state->cnt_history; hi > 0;) {
+ 			hi--;
+ 			free(state->history[hi]);
++			state->history[hi] = NULL;
+ 		}
+ 
+ 		for (hi = 0; hi < MAX_HISTORY;) {
+@@ -1003,7 +1013,7 @@
+ 			l = strlen(hl);
+ 			if (l >= MAX_LINELEN)
+ 				hl[MAX_LINELEN-1] = '\0';
+-			if (l == 0 || hl[0] == ' ') {
++			if (l == 0) {
+ 				free(hl);
+ 				continue;
+ 			}
+@@ -1040,19 +1050,27 @@
+ 
+ 	if (!(state->flags & DO_HISTORY))
+ 		return;
+-
++	if (str[0] == '\0')
++		return;
+ 	i = state->cnt_history;
+-	free(state->history[MAX_HISTORY]);
+-	state->history[MAX_HISTORY] = NULL;
+-	/* After max history, remove the oldest command */
++	/* Don't save dupes */
++	if (i && strcmp(state->history[i-1], str) == 0)
++		return;
++
++	free(state->history[MAX_HISTORY]); /* redundant, paranoia */
++	state->history[MAX_HISTORY] = NULL; /* redundant, paranoia */
++
++	/* If history[] is full, remove the oldest command */
++	/* we need to keep history[MAX_HISTORY] empty, hence >=, not > */
+ 	if (i >= MAX_HISTORY) {
+ 		free(state->history[0]);
+ 		for (i = 0; i < MAX_HISTORY-1; i++)
+ 			state->history[i] = state->history[i+1];
++		/* i == MAX_HISTORY-1 */
+ 	}
+-// Maybe "if (!i || strcmp(history[i-1], command) != 0) ..."
+-// (i.e. do not save dups?)
++	/* i <= MAX_HISTORY-1 */
+ 	state->history[i++] = xstrdup(str);
++	/* i <= MAX_HISTORY */
+ 	state->cur_history = i;
+ 	state->cnt_history = i;
+ #if ENABLE_FEATURE_EDITING_SAVEHISTORY
+@@ -1429,6 +1447,13 @@
+ 		}
+ 	}
+ #endif
++
++#if 0
++	for (ic = 0; ic <= MAX_HISTORY; ic++)
++		bb_error_msg("history[%d]:'%s'", ic, state->history[ic]);
++	bb_error_msg("cur_history:%d cnt_history:%d", state->cur_history, state->cnt_history);
++#endif
++
+ 	/* Print out the command prompt */
+ 	parse_and_put_prompt(prompt);
+ 
+@@ -1537,11 +1562,8 @@
+ 		vi_case(CTRL('P')|vbit:)
+ 		vi_case('k'|vbit:)
+ 			/* Control-p -- Get previous command from history */
+-			if ((state->flags & DO_HISTORY) && state->cur_history > 0) {
+-				get_previous_history();
++			if (get_previous_history())
+ 				goto rewrite_line;
+-			}
+-			beep();
+ 			break;
+ #endif
+ 
+@@ -1730,10 +1752,8 @@
+ #if MAX_HISTORY > 0
+ 			case 'A':
+ 				/* Up Arrow -- Get previous command from history */
+-				if ((state->flags & DO_HISTORY) && state->cur_history > 0) {
+-					get_previous_history();
++				if (get_previous_history())
+ 					goto rewrite_line;
+-				}
+ 				beep();
+ 				break;
+ 			case 'B':
+@@ -1743,7 +1763,7 @@
+  rewrite_line:
+ 				/* Rewrite the line with the selected history item */
+ 				/* change command */
+-				command_len = strlen(strcpy(command, state->history[state->cur_history]));
++				command_len = strlen(strcpy(command, state->history[state->cur_history] ? : ""));
+ 				/* redraw and go to eol (bol, in vi */
+ 				redraw(cmdedit_y, (state->flags & VI_MODE) ? 9999 : 0);
+ 				break;

package/busybox/patches/904-build.patch

@@ -1,28 +0,0 @@
---- a/applets/usage_compressed
-+++ b/applets/usage_compressed
-@@ -14,14 +14,21 @@
- 
- echo 'static const char packed_usage[] ALIGN1 = {'
- 
--# Extra effort to avoid using "od -t x1": -t is not available
--# in non-CONFIG_DESKTOPed busybox od
-+## Breaks on big-endian systems!
-+## # Extra effort to avoid using "od -t x1": -t is not available
-+## # in non-CONFIG_DESKTOPed busybox od
-+## 
-+## "$loc/usage" | bzip2 -1 | od -v -x \
-+## | $SED -e 's/^[^ ]*//' \
-+## | $SED -e 's/ //g' \
-+## | grep -v '^$' \
-+## | $SED -e 's/\(..\)\(..\)/0x\2,0x\1,/g'
- 
--"$loc/usage" | bzip2 -1 | od -v -x \
-+"$loc/usage" | bzip2 -1 | od -v -t x1 \
- | $SED -e 's/^[^ ]*//' \
- | $SED -e 's/ //g' \
- | grep -v '^$' \
--| $SED -e 's/\(..\)\(..\)/0x\2,0x\1,/g'
-+| $SED -e 's/\(..\)/0x\1,/g'
- 
- echo '};'
- echo '#define SIZEOF_usage_messages' `expr 0 + $sz`