apply post-1.15.2 fixes

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

13 files changed, 530 insertions, 429 deletions

diff --git a/Makefile b/Makefile
index 3ab0524dc..7529cd8d8 100644
--- a/Makefile
+++ b/Makefile
@@ -358,6 +358,15 @@ scripts_basic:
 # To avoid any implicit rule to kick in, define an empty command.
 scripts/basic/%: scripts_basic ;
 
+# bbox: we have helpers in applets/
+# we depend on scripts_basic, since scripts/basic/fixdep
+# must be built before any other host prog
+PHONY += applets_dir
+applets_dir: scripts_basic
+	$(Q)$(MAKE) $(build)=applets
+
+applets/%: applets_dir ;
+
 PHONY += outputmakefile
 # outputmakefile generates a Makefile in the output directory, if using a
 # separate output directory. This allows convenient use of make in the
@@ -797,7 +806,7 @@ ifneq ($(KBUILD_MODULES),)
 	$(Q)rm -f $(MODVERDIR)/*
 endif
 
-archprepare: prepare1 scripts_basic
+archprepare: prepare1 scripts_basic applets_dir
 
 prepare0: archprepare FORCE
 	$(Q)$(MAKE) $(build)=.
diff --git a/coreutils/split.c b/coreutils/split.c
index f1ec64be0..55927a491 100644
--- a/coreutils/split.c
+++ b/coreutils/split.c
@@ -79,9 +79,13 @@ int split_main(int argc UNUSED_PARAM, char **argv)
 
 	argv += optind;
 	if (argv[0]) {
+		int fd;
 		if (argv[1])
 			sfx = argv[1];
-		xmove_fd(xopen(argv[0], O_RDONLY), 0);
+		fd = open_or_warn_stdin(argv[0]);
+		if (fd == -1)
+			return EXIT_FAILURE;
+		xmove_fd(fd, STDIN_FILENO);
 	} else {
 		argv[0] = (char *) bb_msg_standard_input;
 	}
diff --git a/editors/awk.c b/editors/awk.c
index cef73342c..a8c5476a7 100644
--- a/editors/awk.c
+++ b/editors/awk.c
@@ -2393,12 +2393,14 @@ static var *evaluate(node *op, var *res)
 
 		case XC( OC_MOVE ):
 			/* if source is a temporary string, jusk relink it to dest */
-			if (R.v == v1+1 && R.v->string) {
-				res = setvar_p(L.v, R.v->string);
-				R.v->string = NULL;
-			} else {
+//Disabled: if R.v is numeric but happens to have cached R.v->string,
+//then L.v ends up being a string, which is wrong
+//			if (R.v == v1+1 && R.v->string) {
+//				res = setvar_p(L.v, R.v->string);
+//				R.v->string = NULL;
+//			} else {
 				res = copyvar(L.v, R.v);
-			}
+//			}
 			break;
 
 		case XC( OC_TERNARY ):
diff --git a/findutils/grep.c b/findutils/grep.c
index 776a629be..dc26b5f07 100644
--- a/findutils/grep.c
+++ b/findutils/grep.c
@@ -377,6 +377,8 @@ static int grep_file(FILE *file)
 						print_line(line + gl->matched_range.rm_so,
 								end - gl->matched_range.rm_so,
 								linenum, ':');
+						if (old == '\0')
+							break;
 						line[end] = old;
 #if !ENABLE_EXTRA_COMPAT
 						if (regexec(&gl->compiled_regex, line + end,
diff --git a/include/platform.h b/include/platform.h
index 7c88d1ba6..b3847f70d 100644
--- a/include/platform.h
+++ b/include/platform.h
@@ -174,12 +174,14 @@ char *strchrnul(const char *s, int c);
  * a lvalue. This makes it more likely to not swap them by mistake
  */
 #if defined(i386) || defined(__x86_64__)
+# define move_from_unaligned_int(v, intp) ((v) = *(int*)(intp))
 # define move_from_unaligned16(v, u16p) ((v) = *(uint16_t*)(u16p))
 # define move_from_unaligned32(v, u32p) ((v) = *(uint32_t*)(u32p))
 # define move_to_unaligned32(u32p, v)   (*(uint32_t*)(u32p) = (v))
 /* #elif ... - add your favorite arch today! */
 #else
 /* performs reasonably well (gcc usually inlines memcpy here) */
+# define move_from_unaligned_int(v, intp) (memcpy(&(v), (intp), sizeof(int)))
 # define move_from_unaligned16(v, u16p) (memcpy(&(v), (u16p), 2))
 # define move_from_unaligned32(v, u32p) (memcpy(&(v), (u32p), 4))
 # define move_to_unaligned32(u32p, v) do { \
diff --git a/libbb/Kbuild b/libbb/Kbuild
index 8c7a189b4..8558e117a 100644
--- a/libbb/Kbuild
+++ b/libbb/Kbuild
@@ -143,6 +143,7 @@ lib-$(CONFIG_FEATURE_HTTPD_AUTH_MD5) += pw_encrypt.o
 lib-$(CONFIG_DF) += find_mount_point.o
 lib-$(CONFIG_MKFS_MINIX) += find_mount_point.o
 lib-$(CONFIG_FSCK_MINIX) += find_mount_point.o
+lib-$(CONFIG_MOUNT) += find_mount_point.o
 
 lib-$(CONFIG_HWCLOCK) += rtc.o
 lib-$(CONFIG_RTCWAKE) += rtc.o
diff --git a/miscutils/flash_eraseall.c b/miscutils/flash_eraseall.c
index 4f3e94dc1..faed9c345 100644
--- a/miscutils/flash_eraseall.c
+++ b/miscutils/flash_eraseall.c
@@ -12,22 +12,35 @@
 
 #include "libbb.h"
 #include <mtd/mtd-user.h>
-#include <mtd/jffs2-user.h>
+#include <linux/jffs2.h>
 
 #define OPTION_J	(1 << 0)
 #define OPTION_Q	(1 << 1)
 #define IS_NAND		(1 << 2)
 #define BBTEST		(1 << 3)
 
-struct globals {
-	/* This is used in the cpu_to_je/je_to_cpu macros in jffs2_user.h */
-	int tgt_endian;
-};
-#define G (*(struct globals*)&bb_common_bufsiz1)
-#define target_endian	(G.tgt_endian)
-#define INIT_G() do { \
-	target_endian = __BYTE_ORDER; \
-} while (0)
+/* mtd/jffs2-user.h used to have this atrocity:
+extern int target_endian;
+
+#define t16(x) ({ __u16 __b = (x); (target_endian==__BYTE_ORDER)?__b:bswap_16(__b); })
+#define t32(x) ({ __u32 __b = (x); (target_endian==__BYTE_ORDER)?__b:bswap_32(__b); })
+
+#define cpu_to_je16(x) ((jint16_t){t16(x)})
+#define cpu_to_je32(x) ((jint32_t){t32(x)})
+#define cpu_to_jemode(x) ((jmode_t){t32(x)})
+
+#define je16_to_cpu(x) (t16((x).v16))
+#define je32_to_cpu(x) (t32((x).v32))
+#define jemode_to_cpu(x) (t32((x).m))
+
+but mtd/jffs2-user.h is gone now (at least 2.6.31.6 does not have it anymore)
+*/
+
+/* We always use native endianness */
+#undef cpu_to_je16
+#undef cpu_to_je32
+#define cpu_to_je16(v) ((jint16_t){(v)})
+#define cpu_to_je32(v) ((jint32_t){(v)})
 
 static uint32_t crc32(uint32_t val, const void *ss, int len,
 		uint32_t *crc32_table)
@@ -40,9 +53,11 @@ static uint32_t crc32(uint32_t val, const void *ss, int len,
 
 static void show_progress(mtd_info_t *meminfo, erase_info_t *erase)
 {
-	printf("\rErasing %d Kibyte @ %x -- %2llu %% complete.",
-		(unsigned)meminfo->erasesize / 1024, erase->start,
-		(unsigned long long) erase->start * 100 / meminfo->size);
+	printf("\rErasing %u Kibyte @ %x - %2u%% complete.",
+		(unsigned)meminfo->erasesize / 1024,
+		erase->start,
+		(unsigned) ((unsigned long long) erase->start * 100 / meminfo->size)
+	);
 	fflush(stdout);
 }
 
@@ -57,17 +72,15 @@ int flash_eraseall_main(int argc UNUSED_PARAM, char **argv)
 	unsigned int flags;
 	char *mtd_name;
 
-	INIT_G();
 	opt_complementary = "=1";
 	flags = BBTEST | getopt32(argv, "jq");
 
 	mtd_name = argv[optind];
-	xstat(mtd_name, &st);
+	fd = xopen(mtd_name, O_RDWR);
+	fstat(fd, &st);
 	if (!S_ISCHR(st.st_mode))
 		bb_error_msg_and_die("%s: not a char device", mtd_name);
 
-	fd = xopen(mtd_name, O_RDWR);
-
 	xioctl(fd, MEMGETINFO, &meminfo);
 	erase.length = meminfo.erasesize;
 	if (meminfo.type == MTD_NANDFLASH)
diff --git a/networking/ping.c b/networking/ping.c
index 71b2a4be8..0d89cb6f6 100644
--- a/networking/ping.c
+++ b/networking/ping.c
@@ -173,13 +173,14 @@ static void ping6(len_and_sockaddr *lsa)
 }
 #endif
 
-int ping_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int ping_main(int argc UNUSED_PARAM, char **argv)
+#if !ENABLE_PING6
+# define common_ping_main(af, argv) common_ping_main(argv)
+#endif
+static int common_ping_main(sa_family_t af, char **argv)
 {
 	len_and_sockaddr *lsa;
-#if ENABLE_PING6
-	sa_family_t af = AF_UNSPEC;
 
+#if ENABLE_PING6
 	while ((++argv)[0] && argv[0][0] == '-') {
 		if (argv[0][1] == '4') {
 			af = AF_INET;
@@ -689,7 +690,8 @@ static void ping6(len_and_sockaddr *lsa)
 			 /* don't check len - we trust the kernel: */
 			 /* && mp->cmsg_len >= CMSG_LEN(sizeof(int)) */
 			) {
-				hoplimit = *(int*)CMSG_DATA(mp);
+				/*hoplimit = *(int*)CMSG_DATA(mp); - unaligned access */
+				move_from_unaligned_int(hoplimit, CMSG_DATA(mp));
 			}
 		}
 		unpack6(packet, c, /*&from,*/ hoplimit);
@@ -716,18 +718,16 @@ static void ping(len_and_sockaddr *lsa)
 		ping4(lsa);
 }
 
-int ping_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int ping_main(int argc UNUSED_PARAM, char **argv)
+static int common_ping_main(int opt, char **argv)
 {
 	len_and_sockaddr *lsa;
 	char *str_s;
-	int opt;
 
 	INIT_G();
 
 	/* exactly one argument needed; -v and -q don't mix; -c NUM, -w NUM, -W NUM */
 	opt_complementary = "=1:q--v:v--q:c+:w+:W+";
-	opt = getopt32(argv, OPT_STRING, &pingcount, &str_s, &deadline, &timeout, &str_I);
+	opt |= getopt32(argv, OPT_STRING, &pingcount, &str_s, &deadline, &timeout, &str_I);
 	if (opt & OPT_s)
 		datalen = xatou16(str_s); // -s
 	if (opt & OPT_I) { // -I
@@ -765,13 +765,25 @@ int ping_main(int argc UNUSED_PARAM, char **argv)
 #endif /* FEATURE_FANCY_PING */
 
 
+int ping_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int ping_main(int argc UNUSED_PARAM, char **argv)
+{
+#if !ENABLE_FEATURE_FANCY_PING
+	return common_ping_main(AF_UNSPEC, argv);
+#else
+	return common_ping_main(0, argv);
+#endif
+}
+
 #if ENABLE_PING6
 int ping6_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int ping6_main(int argc UNUSED_PARAM, char **argv)
 {
-	argv[0] = (char*)"-6";
-	return ping_main(0 /* argc+1 - but it's unused anyway */,
-			argv - 1);
+# if !ENABLE_FEATURE_FANCY_PING
+	return common_ping_main(AF_INET6, argv);
+# else
+	return common_ping_main(OPT_IPV6, argv);
+# endif
 }
 #endif
 
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index f56863f7c..b5708e2e4 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -17,11 +17,28 @@ menuconfig: $(obj)/mconf
 config: $(obj)/conf
 	$< Config.in
 
+# Mtime granularity problem.
+# It was observed that these commands:
+# make allnoconfig; sed -i -e '/CONFIG_TRUE/s/.*/CONFIG_TRUE=y/' .config; make
+# sometimes produce busybox with "true" applet still disabled.
+# This is caused by .config updated by sed having mtime which is still
+# equal to (not bigger than) include/autoconf.h's mtime,
+# and thus 2nd make does not regenerate include/autoconf.h.
+# Waiting for 1 second after non-interactive "make XXXXconfig"
+# prevents this from happening.
+#
+# We'd like to detect whether filesystem we are on has coarse mtimes,
+# but can't do it yet, bbox ls hasn't got --full-time.
+#MTIME_IS_COARSE:=@ls --full-time -ld | grep -F .000 >/dev/null
+MTIME_IS_COARSE:=@true
+
 oldconfig: $(obj)/conf
 	$< -o Config.in
+	$(MTIME_IS_COARSE) && sleep 1
 
 silentoldconfig: $(obj)/conf
 	$< -s Config.in
+	$(MTIME_IS_COARSE) && sleep 1
 
 update-po-config: $(obj)/kxgettext
 	xgettext --default-domain=linux \
@@ -46,15 +63,19 @@ PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
 
 randconfig: $(obj)/conf
 	$< -r Config.in
+	$(MTIME_IS_COARSE) && sleep 1
 
 allyesconfig: $(obj)/conf
 	$< -y Config.in
+	$(MTIME_IS_COARSE) && sleep 1
 
 allnoconfig: $(obj)/conf
 	$< -n Config.in
+	$(MTIME_IS_COARSE) && sleep 1
 
 allmodconfig: $(obj)/conf
 	$< -m Config.in
+	$(MTIME_IS_COARSE) && sleep 1
 
 defconfig: $(obj)/conf
 ifeq ($(KBUILD_DEFCONFIG),)
@@ -63,9 +84,11 @@ else
 	@echo *** Default configuration is based on '$(KBUILD_DEFCONFIG)'
 	$(Q)$< -D $(KBUILD_DEFCONFIG) Config.in
 endif
+	$(MTIME_IS_COARSE) && sleep 1
 
 %_defconfig: $(obj)/conf
 	$(Q)$< -D $@ Config.in
+	$(MTIME_IS_COARSE) && sleep 1
 
 # Help text used by make help
 help:
diff --git a/shell/ash.c b/shell/ash.c
index a9529f86b..3ca7fa376 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -258,9 +258,6 @@ static void trace_vprintf(const char *fmt, va_list va);
 /* ============ Utility functions */
 #define xbarrier() do { __asm__ __volatile__ ("": : :"memory"); } while (0)
 
-/* C99 says: "char" declaration may be signed or unsigned by default */
-#define signed_char2int(sc) ((int)(signed char)(sc))
-
 static int isdigit_str9(const char *str)
 {
 	int maxlen = 9 + 1; /* max 9 digits: 999999999 */
@@ -718,17 +715,17 @@ trace_puts_quoted(char *s)
 		return;
 	putc('"', tracefile);
 	for (p = s; *p; p++) {
-		switch (*p) {
-		case '\n':  c = 'n';  goto backslash;
-		case '\t':  c = 't';  goto backslash;
-		case '\r':  c = 'r';  goto backslash;
-		case '"':  c = '"';  goto backslash;
-		case '\\':  c = '\\';  goto backslash;
-		case CTLESC:  c = 'e';  goto backslash;
-		case CTLVAR:  c = 'v';  goto backslash;
-		case CTLVAR+CTLQUOTE:  c = 'V'; goto backslash;
-		case CTLBACKQ:  c = 'q';  goto backslash;
-		case CTLBACKQ+CTLQUOTE:  c = 'Q'; goto backslash;
+		switch ((unsigned char)*p) {
+		case '\n': c = 'n'; goto backslash;
+		case '\t': c = 't'; goto backslash;
+		case '\r': c = 'r'; goto backslash;
+		case '\"': c = '\"'; goto backslash;
+		case '\\': c = '\\'; goto backslash;
+		case CTLESC: c = 'e'; goto backslash;
+		case CTLVAR: c = 'v'; goto backslash;
+		case CTLVAR+CTLQUOTE: c = 'V'; goto backslash;
+		case CTLBACKQ: c = 'q'; goto backslash;
+		case CTLBACKQ+CTLQUOTE: c = 'Q'; goto backslash;
  backslash:
 			putc('\\', tracefile);
 			putc(c, tracefile);
@@ -738,8 +735,8 @@ trace_puts_quoted(char *s)
 				putc(*p, tracefile);
 			else {
 				putc('\\', tracefile);
-				putc(*p >> 6 & 03, tracefile);
-				putc(*p >> 3 & 07, tracefile);
+				putc((*p >> 6) & 03, tracefile);
+				putc((*p >> 3) & 07, tracefile);
 				putc(*p & 07, tracefile);
 			}
 			break;
@@ -823,7 +820,7 @@ sharg(union node *arg, FILE *fp)
 {
 	char *p;
 	struct nodelist *bqlist;
-	int subtype;
+	unsigned char subtype;
 
 	if (arg->type != NARG) {
 		out1fmt("<node type %d>\n", arg->type);
@@ -831,7 +828,7 @@ sharg(union node *arg, FILE *fp)
 	}
 	bqlist = arg->narg.backquote;
 	for (p = arg->narg.text; *p; p++) {
-		switch (*p) {
+		switch ((unsigned char)*p) {
 		case CTLESC:
 			putc(*++p, fp);
 			break;
@@ -1581,21 +1578,21 @@ single_quote(const char *s)
 
 		STADJUST(q - p, p);
 
-		len = strspn(s, "'");
-		if (!len)
+		if (*s != '\'')
 			break;
+		len = 0;
+		do len++; while (*++s == '\'');
 
 		q = p = makestrspace(len + 3, p);
 
 		*q++ = '"';
-		q = (char *)memcpy(q, s, len) + len;
+		q = (char *)memcpy(q, s - len, len) + len;
 		*q++ = '"';
-		s += len;
 
 		STADJUST(q - p, p);
 	} while (*s);
 
-	USTPUTC(0, p);
+	USTPUTC('\0', p);
 
 	return stackblock();
 }
@@ -2603,14 +2600,10 @@ pwdcmd(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 #define CIGN     14             /* character should be ignored */
 
 #if ENABLE_ASH_ALIAS
-#define SYNBASE       130
-#define PEOF         -130
-#define PEOA         -129
-#define PEOA_OR_PEOF PEOA
+# define PEOA         256
+# define PEOF         257
 #else
-#define SYNBASE       129
-#define PEOF         -129
-#define PEOA_OR_PEOF PEOF
+# define PEOF         256
 #endif
 
 /* number syntax index */
@@ -2621,14 +2614,14 @@ pwdcmd(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 #define PSSYNTAX   4    /* prompt */
 
 #if ENABLE_ASH_OPTIMIZE_FOR_SIZE
-#define USE_SIT_FUNCTION
+# define USE_SIT_FUNCTION
 #endif
 
 #if ENABLE_SH_MATH_SUPPORT
-static const char S_I_T[][4] = {
-#if ENABLE_ASH_ALIAS
+static const uint8_t S_I_T[][4] = {
+# if ENABLE_ASH_ALIAS
 	{ CSPCL, CIGN, CIGN, CIGN },            /* 0, PEOA */
-#endif
+# endif
 	{ CSPCL, CWORD, CWORD, CWORD },         /* 1, ' ' */
 	{ CNL, CNL, CNL, CNL },                 /* 2, \n */
 	{ CWORD, CCTL, CCTL, CWORD },           /* 3, !*-/:=?[]~ */
@@ -2640,17 +2633,17 @@ static const char S_I_T[][4] = {
 	{ CBACK, CBACK, CCTL, CBACK },          /* 9, \ */
 	{ CBQUOTE, CBQUOTE, CWORD, CBQUOTE },   /* 10, ` */
 	{ CENDVAR, CENDVAR, CWORD, CENDVAR },   /* 11, } */
-#ifndef USE_SIT_FUNCTION
+# ifndef USE_SIT_FUNCTION
 	{ CENDFILE, CENDFILE, CENDFILE, CENDFILE }, /* 12, PEOF */
 	{ CWORD, CWORD, CWORD, CWORD },         /* 13, 0-9A-Za-z */
 	{ CCTL, CCTL, CCTL, CCTL }              /* 14, CTLESC ... */
-#endif
+# endif
 };
 #else
-static const char S_I_T[][3] = {
-#if ENABLE_ASH_ALIAS
+static const uint8_t S_I_T[][3] = {
+# if ENABLE_ASH_ALIAS
 	{ CSPCL, CIGN, CIGN },                  /* 0, PEOA */
-#endif
+# endif
 	{ CSPCL, CWORD, CWORD },                /* 1, ' ' */
 	{ CNL, CNL, CNL },                      /* 2, \n */
 	{ CWORD, CCTL, CCTL },                  /* 3, !*-/:=?[]~ */
@@ -2662,46 +2655,50 @@ static const char S_I_T[][3] = {
 	{ CBACK, CBACK, CCTL },                 /* 9, \ */
 	{ CBQUOTE, CBQUOTE, CWORD },            /* 10, ` */
 	{ CENDVAR, CENDVAR, CWORD },            /* 11, } */
-#ifndef USE_SIT_FUNCTION
+# ifndef USE_SIT_FUNCTION
 	{ CENDFILE, CENDFILE, CENDFILE },       /* 12, PEOF */
 	{ CWORD, CWORD, CWORD },                /* 13, 0-9A-Za-z */
 	{ CCTL, CCTL, CCTL }                    /* 14, CTLESC ... */
-#endif
+# endif
 };
 #endif /* SH_MATH_SUPPORT */
 
+/* c in SIT(c, syntax) must be an *unsigned char* or PEOA or PEOF,
+ * caller must ensure proper cast on it if c is *char_ptr!
+ */
+
 #ifdef USE_SIT_FUNCTION
 
 static int
 SIT(int c, int syntax)
 {
 	static const char spec_symbls[] ALIGN1 = "\t\n !\"$&'()*-/:;<=>?[\\]`|}~";
-#if ENABLE_ASH_ALIAS
-	static const char syntax_index_table[] ALIGN1 = {
+# if ENABLE_ASH_ALIAS
+	static const uint8_t syntax_index_table[] ALIGN1 = {
 		1, 2, 1, 3, 4, 5, 1, 6,         /* "\t\n !\"$&'" */
 		7, 8, 3, 3, 3, 3, 1, 1,         /* "()*-/:;<" */
 		3, 1, 3, 3, 9, 3, 10, 1,        /* "=>?[\\]`|" */
 		11, 3                           /* "}~" */
 	};
-#else
-	static const char syntax_index_table[] ALIGN1 = {
+# else
+	static const uint8_t syntax_index_table[] ALIGN1 = {
 		0, 1, 0, 2, 3, 4, 0, 5,         /* "\t\n !\"$&'" */
 		6, 7, 2, 2, 2, 2, 0, 0,         /* "()*-/:;<" */
 		2, 0, 2, 2, 8, 2, 9, 0,         /* "=>?[\\]`|" */
 		10, 2                           /* "}~" */
 	};
-#endif
+# endif
 	const char *s;
 	int indx;
 
 	if (c == PEOF) {         /* 2^8+2 */
 		return CENDFILE;
 	}
-#if ENABLE_ASH_ALIAS
+# if ENABLE_ASH_ALIAS
 	if (c == PEOA) {         /* 2^8+1 */
 		indx = 0;
 	} else
-#endif
+# endif
 	{
 		if ((unsigned char)c >= CTLESC
 		 && (unsigned char)c <= CTLQUOTEMARK
@@ -2719,304 +2716,304 @@ SIT(int c, int syntax)
 
 #else   /* !USE_SIT_FUNCTION */
 
-#if ENABLE_ASH_ALIAS
-#define CSPCL_CIGN_CIGN_CIGN                     0
-#define CSPCL_CWORD_CWORD_CWORD                  1
-#define CNL_CNL_CNL_CNL                          2
-#define CWORD_CCTL_CCTL_CWORD                    3
-#define CDQUOTE_CENDQUOTE_CWORD_CWORD            4
-#define CVAR_CVAR_CWORD_CVAR                     5
-#define CSQUOTE_CWORD_CENDQUOTE_CWORD            6
-#define CSPCL_CWORD_CWORD_CLP                    7
-#define CSPCL_CWORD_CWORD_CRP                    8
-#define CBACK_CBACK_CCTL_CBACK                   9
-#define CBQUOTE_CBQUOTE_CWORD_CBQUOTE           10
-#define CENDVAR_CENDVAR_CWORD_CENDVAR           11
-#define CENDFILE_CENDFILE_CENDFILE_CENDFILE     12
-#define CWORD_CWORD_CWORD_CWORD                 13
-#define CCTL_CCTL_CCTL_CCTL                     14
-#else
-#define CSPCL_CWORD_CWORD_CWORD                  0
-#define CNL_CNL_CNL_CNL                          1
-#define CWORD_CCTL_CCTL_CWORD                    2
-#define CDQUOTE_CENDQUOTE_CWORD_CWORD            3
-#define CVAR_CVAR_CWORD_CVAR                     4
-#define CSQUOTE_CWORD_CENDQUOTE_CWORD            5
-#define CSPCL_CWORD_CWORD_CLP                    6
-#define CSPCL_CWORD_CWORD_CRP                    7
-#define CBACK_CBACK_CCTL_CBACK                   8
-#define CBQUOTE_CBQUOTE_CWORD_CBQUOTE            9
-#define CENDVAR_CENDVAR_CWORD_CENDVAR           10
-#define CENDFILE_CENDFILE_CENDFILE_CENDFILE     11
-#define CWORD_CWORD_CWORD_CWORD                 12
-#define CCTL_CCTL_CCTL_CCTL                     13
-#endif
-
-static const char syntax_index_table[258] = {
+# if ENABLE_ASH_ALIAS
+#  define CSPCL_CIGN_CIGN_CIGN                 0
+#  define CSPCL_CWORD_CWORD_CWORD              1
+#  define CNL_CNL_CNL_CNL                      2
+#  define CWORD_CCTL_CCTL_CWORD                3
+#  define CDQUOTE_CENDQUOTE_CWORD_CWORD        4
+#  define CVAR_CVAR_CWORD_CVAR                 5
+#  define CSQUOTE_CWORD_CENDQUOTE_CWORD        6
+#  define CSPCL_CWORD_CWORD_CLP                7
+#  define CSPCL_CWORD_CWORD_CRP                8
+#  define CBACK_CBACK_CCTL_CBACK               9
+#  define CBQUOTE_CBQUOTE_CWORD_CBQUOTE       10
+#  define CENDVAR_CENDVAR_CWORD_CENDVAR       11
+#  define CENDFILE_CENDFILE_CENDFILE_CENDFILE 12
+#  define CWORD_CWORD_CWORD_CWORD             13
+#  define CCTL_CCTL_CCTL_CCTL                 14
+# else
+#  define CSPCL_CWORD_CWORD_CWORD              0
+#  define CNL_CNL_CNL_CNL                      1
+#  define CWORD_CCTL_CCTL_CWORD                2
+#  define CDQUOTE_CENDQUOTE_CWORD_CWORD        3
+#  define CVAR_CVAR_CWORD_CVAR                 4
+#  define CSQUOTE_CWORD_CENDQUOTE_CWORD        5
+#  define CSPCL_CWORD_CWORD_CLP                6
+#  define CSPCL_CWORD_CWORD_CRP                7
+#  define CBACK_CBACK_CCTL_CBACK               8
+#  define CBQUOTE_CBQUOTE_CWORD_CBQUOTE        9
+#  define CENDVAR_CENDVAR_CWORD_CENDVAR       10
+#  define CENDFILE_CENDFILE_CENDFILE_CENDFILE 11
+#  define CWORD_CWORD_CWORD_CWORD             12
+#  define CCTL_CCTL_CCTL_CCTL                 13
+# endif
+
+static const uint8_t syntax_index_table[258] = {
 	/* BASESYNTAX_DQSYNTAX_SQSYNTAX_ARISYNTAX */
-	/*   0  PEOF */      CENDFILE_CENDFILE_CENDFILE_CENDFILE,
-#if ENABLE_ASH_ALIAS
-	/*   1  PEOA */      CSPCL_CIGN_CIGN_CIGN,
-#endif
-	/*   2  -128 0x80 */ CWORD_CWORD_CWORD_CWORD,
-	/*   3  -127 CTLESC       */ CCTL_CCTL_CCTL_CCTL,
-	/*   4  -126 CTLVAR       */ CCTL_CCTL_CCTL_CCTL,
-	/*   5  -125 CTLENDVAR    */ CCTL_CCTL_CCTL_CCTL,
-	/*   6  -124 CTLBACKQ     */ CCTL_CCTL_CCTL_CCTL,
-	/*   7  -123 CTLQUOTE     */ CCTL_CCTL_CCTL_CCTL,
-	/*   8  -122 CTLARI       */ CCTL_CCTL_CCTL_CCTL,
-	/*   9  -121 CTLENDARI    */ CCTL_CCTL_CCTL_CCTL,
-	/*  10  -120 CTLQUOTEMARK */ CCTL_CCTL_CCTL_CCTL,
-	/*  11  -119      */ CWORD_CWORD_CWORD_CWORD,
-	/*  12  -118      */ CWORD_CWORD_CWORD_CWORD,
-	/*  13  -117      */ CWORD_CWORD_CWORD_CWORD,
-	/*  14  -116      */ CWORD_CWORD_CWORD_CWORD,
-	/*  15  -115      */ CWORD_CWORD_CWORD_CWORD,
-	/*  16  -114      */ CWORD_CWORD_CWORD_CWORD,
-	/*  17  -113      */ CWORD_CWORD_CWORD_CWORD,
-	/*  18  -112      */ CWORD_CWORD_CWORD_CWORD,
-	/*  19  -111      */ CWORD_CWORD_CWORD_CWORD,
-	/*  20  -110      */ CWORD_CWORD_CWORD_CWORD,
-	/*  21  -109      */ CWORD_CWORD_CWORD_CWORD,
-	/*  22  -108      */ CWORD_CWORD_CWORD_CWORD,
-	/*  23  -107      */ CWORD_CWORD_CWORD_CWORD,
-	/*  24  -106      */ CWORD_CWORD_CWORD_CWORD,
-	/*  25  -105      */ CWORD_CWORD_CWORD_CWORD,
-	/*  26  -104      */ CWORD_CWORD_CWORD_CWORD,
-	/*  27  -103      */ CWORD_CWORD_CWORD_CWORD,
-	/*  28  -102      */ CWORD_CWORD_CWORD_CWORD,
-	/*  29  -101      */ CWORD_CWORD_CWORD_CWORD,
-	/*  30  -100      */ CWORD_CWORD_CWORD_CWORD,
-	/*  31   -99      */ CWORD_CWORD_CWORD_CWORD,
-	/*  32   -98      */ CWORD_CWORD_CWORD_CWORD,
-	/*  33   -97      */ CWORD_CWORD_CWORD_CWORD,
-	/*  34   -96      */ CWORD_CWORD_CWORD_CWORD,
-	/*  35   -95      */ CWORD_CWORD_CWORD_CWORD,
-	/*  36   -94      */ CWORD_CWORD_CWORD_CWORD,
-	/*  37   -93      */ CWORD_CWORD_CWORD_CWORD,
-	/*  38   -92      */ CWORD_CWORD_CWORD_CWORD,
-	/*  39   -91      */ CWORD_CWORD_CWORD_CWORD,
-	/*  40   -90      */ CWORD_CWORD_CWORD_CWORD,
-	/*  41   -89      */ CWORD_CWORD_CWORD_CWORD,
-	/*  42   -88      */ CWORD_CWORD_CWORD_CWORD,
-	/*  43   -87      */ CWORD_CWORD_CWORD_CWORD,
-	/*  44   -86      */ CWORD_CWORD_CWORD_CWORD,
-	/*  45   -85      */ CWORD_CWORD_CWORD_CWORD,
-	/*  46   -84      */ CWORD_CWORD_CWORD_CWORD,
-	/*  47   -83      */ CWORD_CWORD_CWORD_CWORD,
-	/*  48   -82      */ CWORD_CWORD_CWORD_CWORD,
-	/*  49   -81      */ CWORD_CWORD_CWORD_CWORD,
-	/*  50   -80      */ CWORD_CWORD_CWORD_CWORD,
-	/*  51   -79      */ CWORD_CWORD_CWORD_CWORD,
-	/*  52   -78      */ CWORD_CWORD_CWORD_CWORD,
-	/*  53   -77      */ CWORD_CWORD_CWORD_CWORD,
-	/*  54   -76      */ CWORD_CWORD_CWORD_CWORD,
-	/*  55   -75      */ CWORD_CWORD_CWORD_CWORD,
-	/*  56   -74      */ CWORD_CWORD_CWORD_CWORD,
-	/*  57   -73      */ CWORD_CWORD_CWORD_CWORD,
-	/*  58   -72      */ CWORD_CWORD_CWORD_CWORD,
-	/*  59   -71      */ CWORD_CWORD_CWORD_CWORD,
-	/*  60   -70      */ CWORD_CWORD_CWORD_CWORD,
-	/*  61   -69      */ CWORD_CWORD_CWORD_CWORD,
-	/*  62   -68      */ CWORD_CWORD_CWORD_CWORD,
-	/*  63   -67      */ CWORD_CWORD_CWORD_CWORD,
-	/*  64   -66      */ CWORD_CWORD_CWORD_CWORD,
-	/*  65   -65      */ CWORD_CWORD_CWORD_CWORD,
-	/*  66   -64      */ CWORD_CWORD_CWORD_CWORD,
-	/*  67   -63      */ CWORD_CWORD_CWORD_CWORD,
-	/*  68   -62      */ CWORD_CWORD_CWORD_CWORD,
-	/*  69   -61      */ CWORD_CWORD_CWORD_CWORD,
-	/*  70   -60      */ CWORD_CWORD_CWORD_CWORD,
-	/*  71   -59      */ CWORD_CWORD_CWORD_CWORD,
-	/*  72   -58      */ CWORD_CWORD_CWORD_CWORD,
-	/*  73   -57      */ CWORD_CWORD_CWORD_CWORD,
-	/*  74   -56      */ CWORD_CWORD_CWORD_CWORD,
-	/*  75   -55      */ CWORD_CWORD_CWORD_CWORD,
-	/*  76   -54      */ CWORD_CWORD_CWORD_CWORD,
-	/*  77   -53      */ CWORD_CWORD_CWORD_CWORD,
-	/*  78   -52      */ CWORD_CWORD_CWORD_CWORD,
-	/*  79   -51      */ CWORD_CWORD_CWORD_CWORD,
-	/*  80   -50      */ CWORD_CWORD_CWORD_CWORD,
-	/*  81   -49      */ CWORD_CWORD_CWORD_CWORD,
-	/*  82   -48      */ CWORD_CWORD_CWORD_CWORD,
-	/*  83   -47      */ CWORD_CWORD_CWORD_CWORD,
-	/*  84   -46      */ CWORD_CWORD_CWORD_CWORD,
-	/*  85   -45      */ CWORD_CWORD_CWORD_CWORD,
-	/*  86   -44      */ CWORD_CWORD_CWORD_CWORD,
-	/*  87   -43      */ CWORD_CWORD_CWORD_CWORD,
-	/*  88   -42      */ CWORD_CWORD_CWORD_CWORD,
-	/*  89   -41      */ CWORD_CWORD_CWORD_CWORD,
-	/*  90   -40      */ CWORD_CWORD_CWORD_CWORD,
-	/*  91   -39      */ CWORD_CWORD_CWORD_CWORD,
-	/*  92   -38      */ CWORD_CWORD_CWORD_CWORD,
-	/*  93   -37      */ CWORD_CWORD_CWORD_CWORD,
-	/*  94   -36      */ CWORD_CWORD_CWORD_CWORD,
-	/*  95   -35      */ CWORD_CWORD_CWORD_CWORD,
-	/*  96   -34      */ CWORD_CWORD_CWORD_CWORD,
-	/*  97   -33      */ CWORD_CWORD_CWORD_CWORD,
-	/*  98   -32      */ CWORD_CWORD_CWORD_CWORD,
-	/*  99   -31      */ CWORD_CWORD_CWORD_CWORD,
-	/* 100   -30      */ CWORD_CWORD_CWORD_CWORD,
-	/* 101   -29      */ CWORD_CWORD_CWORD_CWORD,
-	/* 102   -28      */ CWORD_CWORD_CWORD_CWORD,
-	/* 103   -27      */ CWORD_CWORD_CWORD_CWORD,
-	/* 104   -26      */ CWORD_CWORD_CWORD_CWORD,
-	/* 105   -25      */ CWORD_CWORD_CWORD_CWORD,
-	/* 106   -24      */ CWORD_CWORD_CWORD_CWORD,
-	/* 107   -23      */ CWORD_CWORD_CWORD_CWORD,
-	/* 108   -22      */ CWORD_CWORD_CWORD_CWORD,
-	/* 109   -21      */ CWORD_CWORD_CWORD_CWORD,
-	/* 110   -20      */ CWORD_CWORD_CWORD_CWORD,
-	/* 111   -19      */ CWORD_CWORD_CWORD_CWORD,
-	/* 112   -18      */ CWORD_CWORD_CWORD_CWORD,
-	/* 113   -17      */ CWORD_CWORD_CWORD_CWORD,
-	/* 114   -16      */ CWORD_CWORD_CWORD_CWORD,
-	/* 115   -15      */ CWORD_CWORD_CWORD_CWORD,
-	/* 116   -14      */ CWORD_CWORD_CWORD_CWORD,
-	/* 117   -13      */ CWORD_CWORD_CWORD_CWORD,
-	/* 118   -12      */ CWORD_CWORD_CWORD_CWORD,
-	/* 119   -11      */ CWORD_CWORD_CWORD_CWORD,
-	/* 120   -10      */ CWORD_CWORD_CWORD_CWORD,
-	/* 121    -9      */ CWORD_CWORD_CWORD_CWORD,
-	/* 122    -8      */ CWORD_CWORD_CWORD_CWORD,
-	/* 123    -7      */ CWORD_CWORD_CWORD_CWORD,
-	/* 124    -6      */ CWORD_CWORD_CWORD_CWORD,
-	/* 125    -5      */ CWORD_CWORD_CWORD_CWORD,
-	/* 126    -4      */ CWORD_CWORD_CWORD_CWORD,
-	/* 127    -3      */ CWORD_CWORD_CWORD_CWORD,
-	/* 128    -2      */ CWORD_CWORD_CWORD_CWORD,
-	/* 129    -1      */ CWORD_CWORD_CWORD_CWORD,
-	/* 130     0      */ CWORD_CWORD_CWORD_CWORD,
-	/* 131     1      */ CWORD_CWORD_CWORD_CWORD,
-	/* 132     2      */ CWORD_CWORD_CWORD_CWORD,
-	/* 133     3      */ CWORD_CWORD_CWORD_CWORD,
-	/* 134     4      */ CWORD_CWORD_CWORD_CWORD,
-	/* 135     5      */ CWORD_CWORD_CWORD_CWORD,
-	/* 136     6      */ CWORD_CWORD_CWORD_CWORD,
-	/* 137     7      */ CWORD_CWORD_CWORD_CWORD,
-	/* 138     8      */ CWORD_CWORD_CWORD_CWORD,
-	/* 139     9 "\t" */ CSPCL_CWORD_CWORD_CWORD,
-	/* 140    10 "\n" */ CNL_CNL_CNL_CNL,
-	/* 141    11      */ CWORD_CWORD_CWORD_CWORD,
-	/* 142    12      */ CWORD_CWORD_CWORD_CWORD,
-	/* 143    13      */ CWORD_CWORD_CWORD_CWORD,
-	/* 144    14      */ CWORD_CWORD_CWORD_CWORD,
-	/* 145    15      */ CWORD_CWORD_CWORD_CWORD,
-	/* 146    16      */ CWORD_CWORD_CWORD_CWORD,
-	/* 147    17      */ CWORD_CWORD_CWORD_CWORD,
-	/* 148    18      */ CWORD_CWORD_CWORD_CWORD,
-	/* 149    19      */ CWORD_CWORD_CWORD_CWORD,
-	/* 150    20      */ CWORD_CWORD_CWORD_CWORD,
-	/* 151    21      */ CWORD_CWORD_CWORD_CWORD,
-	/* 152    22      */ CWORD_CWORD_CWORD_CWORD,
-	/* 153    23      */ CWORD_CWORD_CWORD_CWORD,
-	/* 154    24      */ CWORD_CWORD_CWORD_CWORD,
-	/* 155    25      */ CWORD_CWORD_CWORD_CWORD,
-	/* 156    26      */ CWORD_CWORD_CWORD_CWORD,
-	/* 157    27      */ CWORD_CWORD_CWORD_CWORD,
-	/* 158    28      */ CWORD_CWORD_CWORD_CWORD,
-	/* 159    29      */ CWORD_CWORD_CWORD_CWORD,
-	/* 160    30      */ CWORD_CWORD_CWORD_CWORD,
-	/* 161    31      */ CWORD_CWORD_CWORD_CWORD,
-	/* 162    32  " " */ CSPCL_CWORD_CWORD_CWORD,
-	/* 163    33  "!" */ CWORD_CCTL_CCTL_CWORD,
-	/* 164    34  """ */ CDQUOTE_CENDQUOTE_CWORD_CWORD,
-	/* 165    35  "#" */ CWORD_CWORD_CWORD_CWORD,
-	/* 166    36  "$" */ CVAR_CVAR_CWORD_CVAR,
-	/* 167    37  "%" */ CWORD_CWORD_CWORD_CWORD,
-	/* 168    38  "&" */ CSPCL_CWORD_CWORD_CWORD,
-	/* 169    39  "'" */ CSQUOTE_CWORD_CENDQUOTE_CWORD,
-	/* 170    40  "(" */ CSPCL_CWORD_CWORD_CLP,
-	/* 171    41  ")" */ CSPCL_CWORD_CWORD_CRP,
-	/* 172    42  "*" */ CWORD_CCTL_CCTL_CWORD,
-	/* 173    43  "+" */ CWORD_CWORD_CWORD_CWORD,
-	/* 174    44  "," */ CWORD_CWORD_CWORD_CWORD,
-	/* 175    45  "-" */ CWORD_CCTL_CCTL_CWORD,
-	/* 176    46  "." */ CWORD_CWORD_CWORD_CWORD,
-	/* 177    47  "/" */ CWORD_CCTL_CCTL_CWORD,
-	/* 178    48  "0" */ CWORD_CWORD_CWORD_CWORD,
-	/* 179    49  "1" */ CWORD_CWORD_CWORD_CWORD,
-	/* 180    50  "2" */ CWORD_CWORD_CWORD_CWORD,
-	/* 181    51  "3" */ CWORD_CWORD_CWORD_CWORD,
-	/* 182    52  "4" */ CWORD_CWORD_CWORD_CWORD,
-	/* 183    53  "5" */ CWORD_CWORD_CWORD_CWORD,
-	/* 184    54  "6" */ CWORD_CWORD_CWORD_CWORD,
-	/* 185    55  "7" */ CWORD_CWORD_CWORD_CWORD,
-	/* 186    56  "8" */ CWORD_CWORD_CWORD_CWORD,
-	/* 187    57  "9" */ CWORD_CWORD_CWORD_CWORD,
-	/* 188    58  ":" */ CWORD_CCTL_CCTL_CWORD,
-	/* 189    59  ";" */ CSPCL_CWORD_CWORD_CWORD,
-	/* 190    60  "<" */ CSPCL_CWORD_CWORD_CWORD,
-	/* 191    61  "=" */ CWORD_CCTL_CCTL_CWORD,
-	/* 192    62  ">" */ CSPCL_CWORD_CWORD_CWORD,
-	/* 193    63  "?" */ CWORD_CCTL_CCTL_CWORD,
-	/* 194    64  "@" */ CWORD_CWORD_CWORD_CWORD,
-	/* 195    65  "A" */ CWORD_CWORD_CWORD_CWORD,
-	/* 196    66  "B" */ CWORD_CWORD_CWORD_CWORD,
-	/* 197    67  "C" */ CWORD_CWORD_CWORD_CWORD,
-	/* 198    68  "D" */ CWORD_CWORD_CWORD_CWORD,
-	/* 199    69  "E" */ CWORD_CWORD_CWORD_CWORD,
-	/* 200    70  "F" */ CWORD_CWORD_CWORD_CWORD,
-	/* 201    71  "G" */ CWORD_CWORD_CWORD_CWORD,
-	/* 202    72  "H" */ CWORD_CWORD_CWORD_CWORD,
-	/* 203    73  "I" */ CWORD_CWORD_CWORD_CWORD,
-	/* 204    74  "J" */ CWORD_CWORD_CWORD_CWORD,
-	/* 205    75  "K" */ CWORD_CWORD_CWORD_CWORD,
-	/* 206    76  "L" */ CWORD_CWORD_CWORD_CWORD,
-	/* 207    77  "M" */ CWORD_CWORD_CWORD_CWORD,
-	/* 208    78  "N" */ CWORD_CWORD_CWORD_CWORD,
-	/* 209    79  "O" */ CWORD_CWORD_CWORD_CWORD,
-	/* 210    80  "P" */ CWORD_CWORD_CWORD_CWORD,
-	/* 211    81  "Q" */ CWORD_CWORD_CWORD_CWORD,
-	/* 212    82  "R" */ CWORD_CWORD_CWORD_CWORD,
-	/* 213    83  "S" */ CWORD_CWORD_CWORD_CWORD,
-	/* 214    84  "T" */ CWORD_CWORD_CWORD_CWORD,
-	/* 215    85  "U" */ CWORD_CWORD_CWORD_CWORD,
-	/* 216    86  "V" */ CWORD_CWORD_CWORD_CWORD,
-	/* 217    87  "W" */ CWORD_CWORD_CWORD_CWORD,
-	/* 218    88  "X" */ CWORD_CWORD_CWORD_CWORD,
-	/* 219    89  "Y" */ CWORD_CWORD_CWORD_CWORD,
-	/* 220    90  "Z" */ CWORD_CWORD_CWORD_CWORD,
-	/* 221    91  "[" */ CWORD_CCTL_CCTL_CWORD,
-	/* 222    92  "\" */ CBACK_CBACK_CCTL_CBACK,
-	/* 223    93  "]" */ CWORD_CCTL_CCTL_CWORD,
-	/* 224    94  "^" */ CWORD_CWORD_CWORD_CWORD,
-	/* 225    95  "_" */ CWORD_CWORD_CWORD_CWORD,
-	/* 226    96  "`" */ CBQUOTE_CBQUOTE_CWORD_CBQUOTE,
-	/* 227    97  "a" */ CWORD_CWORD_CWORD_CWORD,
-	/* 228    98  "b" */ CWORD_CWORD_CWORD_CWORD,
-	/* 229    99  "c" */ CWORD_CWORD_CWORD_CWORD,
-	/* 230   100  "d" */ CWORD_CWORD_CWORD_CWORD,
-	/* 231   101  "e" */ CWORD_CWORD_CWORD_CWORD,
-	/* 232   102  "f" */ CWORD_CWORD_CWORD_CWORD,
-	/* 233   103  "g" */ CWORD_CWORD_CWORD_CWORD,
-	/* 234   104  "h" */ CWORD_CWORD_CWORD_CWORD,
-	/* 235   105  "i" */ CWORD_CWORD_CWORD_CWORD,
-	/* 236   106  "j" */ CWORD_CWORD_CWORD_CWORD,
-	/* 237   107  "k" */ CWORD_CWORD_CWORD_CWORD,
-	/* 238   108  "l" */ CWORD_CWORD_CWORD_CWORD,
-	/* 239   109  "m" */ CWORD_CWORD_CWORD_CWORD,
-	/* 240   110  "n" */ CWORD_CWORD_CWORD_CWORD,
-	/* 241   111  "o" */ CWORD_CWORD_CWORD_CWORD,
-	/* 242   112  "p" */ CWORD_CWORD_CWORD_CWORD,
-	/* 243   113  "q" */ CWORD_CWORD_CWORD_CWORD,
-	/* 244   114  "r" */ CWORD_CWORD_CWORD_CWORD,
-	/* 245   115  "s" */ CWORD_CWORD_CWORD_CWORD,
-	/* 246   116  "t" */ CWORD_CWORD_CWORD_CWORD,
-	/* 247   117  "u" */ CWORD_CWORD_CWORD_CWORD,
-	/* 248   118  "v" */ CWORD_CWORD_CWORD_CWORD,
-	/* 249   119  "w" */ CWORD_CWORD_CWORD_CWORD,
-	/* 250   120  "x" */ CWORD_CWORD_CWORD_CWORD,
-	/* 251   121  "y" */ CWORD_CWORD_CWORD_CWORD,
-	/* 252   122  "z" */ CWORD_CWORD_CWORD_CWORD,
-	/* 253   123  "{" */ CWORD_CWORD_CWORD_CWORD,
-	/* 254   124  "|" */ CSPCL_CWORD_CWORD_CWORD,
-	/* 255   125  "}" */ CENDVAR_CENDVAR_CWORD_CENDVAR,
-	/* 256   126  "~" */ CWORD_CCTL_CCTL_CWORD,
-	/* 257   127      */ CWORD_CWORD_CWORD_CWORD,
+	/*   0      */ CWORD_CWORD_CWORD_CWORD,
+	/*   1      */ CWORD_CWORD_CWORD_CWORD,
+	/*   2      */ CWORD_CWORD_CWORD_CWORD,
+	/*   3      */ CWORD_CWORD_CWORD_CWORD,
+	/*   4      */ CWORD_CWORD_CWORD_CWORD,
+	/*   5      */ CWORD_CWORD_CWORD_CWORD,
+	/*   6      */ CWORD_CWORD_CWORD_CWORD,
+	/*   7      */ CWORD_CWORD_CWORD_CWORD,
+	/*   8      */ CWORD_CWORD_CWORD_CWORD,
+	/*   9 "\t" */ CSPCL_CWORD_CWORD_CWORD,
+	/*  10 "\n" */ CNL_CNL_CNL_CNL,
+	/*  11      */ CWORD_CWORD_CWORD_CWORD,
+	/*  12      */ CWORD_CWORD_CWORD_CWORD,
+	/*  13      */ CWORD_CWORD_CWORD_CWORD,
+	/*  14      */ CWORD_CWORD_CWORD_CWORD,
+	/*  15      */ CWORD_CWORD_CWORD_CWORD,
+	/*  16      */ CWORD_CWORD_CWORD_CWORD,
+	/*  17      */ CWORD_CWORD_CWORD_CWORD,
+	/*  18      */ CWORD_CWORD_CWORD_CWORD,
+	/*  19      */ CWORD_CWORD_CWORD_CWORD,
+	/*  20      */ CWORD_CWORD_CWORD_CWORD,
+	/*  21      */ CWORD_CWORD_CWORD_CWORD,
+	/*  22      */ CWORD_CWORD_CWORD_CWORD,
+	/*  23      */ CWORD_CWORD_CWORD_CWORD,
+	/*  24      */ CWORD_CWORD_CWORD_CWORD,
+	/*  25      */ CWORD_CWORD_CWORD_CWORD,
+	/*  26      */ CWORD_CWORD_CWORD_CWORD,
+	/*  27      */ CWORD_CWORD_CWORD_CWORD,
+	/*  28      */ CWORD_CWORD_CWORD_CWORD,
+	/*  29      */ CWORD_CWORD_CWORD_CWORD,
+	/*  30      */ CWORD_CWORD_CWORD_CWORD,
+	/*  31      */ CWORD_CWORD_CWORD_CWORD,
+	/*  32  " " */ CSPCL_CWORD_CWORD_CWORD,
+	/*  33  "!" */ CWORD_CCTL_CCTL_CWORD,
+	/*  34  """ */ CDQUOTE_CENDQUOTE_CWORD_CWORD,
+	/*  35  "#" */ CWORD_CWORD_CWORD_CWORD,
+	/*  36  "$" */ CVAR_CVAR_CWORD_CVAR,
+	/*  37  "%" */ CWORD_CWORD_CWORD_CWORD,
+	/*  38  "&" */ CSPCL_CWORD_CWORD_CWORD,
+	/*  39  "'" */ CSQUOTE_CWORD_CENDQUOTE_CWORD,
+	/*  40  "(" */ CSPCL_CWORD_CWORD_CLP,
+	/*  41  ")" */ CSPCL_CWORD_CWORD_CRP,
+	/*  42  "*" */ CWORD_CCTL_CCTL_CWORD,
+	/*  43  "+" */ CWORD_CWORD_CWORD_CWORD,
+	/*  44  "," */ CWORD_CWORD_CWORD_CWORD,
+	/*  45  "-" */ CWORD_CCTL_CCTL_CWORD,
+	/*  46  "." */ CWORD_CWORD_CWORD_CWORD,
+	/*  47  "/" */ CWORD_CCTL_CCTL_CWORD,
+	/*  48  "0" */ CWORD_CWORD_CWORD_CWORD,
+	/*  49  "1" */ CWORD_CWORD_CWORD_CWORD,
+	/*  50  "2" */ CWORD_CWORD_CWORD_CWORD,
+	/*  51  "3" */ CWORD_CWORD_CWORD_CWORD,
+	/*  52  "4" */ CWORD_CWORD_CWORD_CWORD,
+	/*  53  "5" */ CWORD_CWORD_CWORD_CWORD,
+	/*  54  "6" */ CWORD_CWORD_CWORD_CWORD,
+	/*  55  "7" */ CWORD_CWORD_CWORD_CWORD,
+	/*  56  "8" */ CWORD_CWORD_CWORD_CWORD,
+	/*  57  "9" */ CWORD_CWORD_CWORD_CWORD,
+	/*  58  ":" */ CWORD_CCTL_CCTL_CWORD,
+	/*  59  ";" */ CSPCL_CWORD_CWORD_CWORD,
+	/*  60  "<" */ CSPCL_CWORD_CWORD_CWORD,
+	/*  61  "=" */ CWORD_CCTL_CCTL_CWORD,
+	/*  62  ">" */ CSPCL_CWORD_CWORD_CWORD,
+	/*  63  "?" */ CWORD_CCTL_CCTL_CWORD,
+	/*  64  "@" */ CWORD_CWORD_CWORD_CWORD,
+	/*  65  "A" */ CWORD_CWORD_CWORD_CWORD,
+	/*  66  "B" */ CWORD_CWORD_CWORD_CWORD,
+	/*  67  "C" */ CWORD_CWORD_CWORD_CWORD,
+	/*  68  "D" */ CWORD_CWORD_CWORD_CWORD,
+	/*  69  "E" */ CWORD_CWORD_CWORD_CWORD,
+	/*  70  "F" */ CWORD_CWORD_CWORD_CWORD,
+	/*  71  "G" */ CWORD_CWORD_CWORD_CWORD,
+	/*  72  "H" */ CWORD_CWORD_CWORD_CWORD,
+	/*  73  "I" */ CWORD_CWORD_CWORD_CWORD,
+	/*  74  "J" */ CWORD_CWORD_CWORD_CWORD,
+	/*  75  "K" */ CWORD_CWORD_CWORD_CWORD,
+	/*  76  "L" */ CWORD_CWORD_CWORD_CWORD,
+	/*  77  "M" */ CWORD_CWORD_CWORD_CWORD,
+	/*  78  "N" */ CWORD_CWORD_CWORD_CWORD,
+	/*  79  "O" */ CWORD_CWORD_CWORD_CWORD,
+	/*  80  "P" */ CWORD_CWORD_CWORD_CWORD,
+	/*  81  "Q" */ CWORD_CWORD_CWORD_CWORD,
+	/*  82  "R" */ CWORD_CWORD_CWORD_CWORD,
+	/*  83  "S" */ CWORD_CWORD_CWORD_CWORD,
+	/*  84  "T" */ CWORD_CWORD_CWORD_CWORD,
+	/*  85  "U" */ CWORD_CWORD_CWORD_CWORD,
+	/*  86  "V" */ CWORD_CWORD_CWORD_CWORD,
+	/*  87  "W" */ CWORD_CWORD_CWORD_CWORD,
+	/*  88  "X" */ CWORD_CWORD_CWORD_CWORD,
+	/*  89  "Y" */ CWORD_CWORD_CWORD_CWORD,
+	/*  90  "Z" */ CWORD_CWORD_CWORD_CWORD,
+	/*  91  "[" */ CWORD_CCTL_CCTL_CWORD,
+	/*  92  "\" */ CBACK_CBACK_CCTL_CBACK,
+	/*  93  "]" */ CWORD_CCTL_CCTL_CWORD,
+	/*  94  "^" */ CWORD_CWORD_CWORD_CWORD,
+	/*  95  "_" */ CWORD_CWORD_CWORD_CWORD,
+	/*  96  "`" */ CBQUOTE_CBQUOTE_CWORD_CBQUOTE,
+	/*  97  "a" */ CWORD_CWORD_CWORD_CWORD,
+	/*  98  "b" */ CWORD_CWORD_CWORD_CWORD,
+	/*  99  "c" */ CWORD_CWORD_CWORD_CWORD,
+	/* 100  "d" */ CWORD_CWORD_CWORD_CWORD,
+	/* 101  "e" */ CWORD_CWORD_CWORD_CWORD,
+	/* 102  "f" */ CWORD_CWORD_CWORD_CWORD,
+	/* 103  "g" */ CWORD_CWORD_CWORD_CWORD,
+	/* 104  "h" */ CWORD_CWORD_CWORD_CWORD,
+	/* 105  "i" */ CWORD_CWORD_CWORD_CWORD,
+	/* 106  "j" */ CWORD_CWORD_CWORD_CWORD,
+	/* 107  "k" */ CWORD_CWORD_CWORD_CWORD,
+	/* 108  "l" */ CWORD_CWORD_CWORD_CWORD,
+	/* 109  "m" */ CWORD_CWORD_CWORD_CWORD,
+	/* 110  "n" */ CWORD_CWORD_CWORD_CWORD,
+	/* 111  "o" */ CWORD_CWORD_CWORD_CWORD,
+	/* 112  "p" */ CWORD_CWORD_CWORD_CWORD,
+	/* 113  "q" */ CWORD_CWORD_CWORD_CWORD,
+	/* 114  "r" */ CWORD_CWORD_CWORD_CWORD,
+	/* 115  "s" */ CWORD_CWORD_CWORD_CWORD,
+	/* 116  "t" */ CWORD_CWORD_CWORD_CWORD,
+	/* 117  "u" */ CWORD_CWORD_CWORD_CWORD,
+	/* 118  "v" */ CWORD_CWORD_CWORD_CWORD,
+	/* 119  "w" */ CWORD_CWORD_CWORD_CWORD,
+	/* 120  "x" */ CWORD_CWORD_CWORD_CWORD,
+	/* 121  "y" */ CWORD_CWORD_CWORD_CWORD,
+	/* 122  "z" */ CWORD_CWORD_CWORD_CWORD,
+	/* 123  "{" */ CWORD_CWORD_CWORD_CWORD,
+	/* 124  "|" */ CSPCL_CWORD_CWORD_CWORD,
+	/* 125  "}" */ CENDVAR_CENDVAR_CWORD_CENDVAR,
+	/* 126  "~" */ CWORD_CCTL_CCTL_CWORD,
+	/* 127  del */ CWORD_CWORD_CWORD_CWORD,
+	/* 128 0x80 */ CWORD_CWORD_CWORD_CWORD,
+	/* 129 CTLESC       */ CCTL_CCTL_CCTL_CCTL,
+	/* 130 CTLVAR       */ CCTL_CCTL_CCTL_CCTL,
+	/* 131 CTLENDVAR    */ CCTL_CCTL_CCTL_CCTL,
+	/* 132 CTLBACKQ     */ CCTL_CCTL_CCTL_CCTL,
+	/* 133 CTLQUOTE     */ CCTL_CCTL_CCTL_CCTL,
+	/* 134 CTLARI       */ CCTL_CCTL_CCTL_CCTL,
+	/* 135 CTLENDARI    */ CCTL_CCTL_CCTL_CCTL,
+	/* 136 CTLQUOTEMARK */ CCTL_CCTL_CCTL_CCTL,
+	/* 137      */ CWORD_CWORD_CWORD_CWORD,
+	/* 138      */ CWORD_CWORD_CWORD_CWORD,
+	/* 139      */ CWORD_CWORD_CWORD_CWORD,
+	/* 140      */ CWORD_CWORD_CWORD_CWORD,
+	/* 141      */ CWORD_CWORD_CWORD_CWORD,
+	/* 142      */ CWORD_CWORD_CWORD_CWORD,
+	/* 143      */ CWORD_CWORD_CWORD_CWORD,
+	/* 144      */ CWORD_CWORD_CWORD_CWORD,
+	/* 145      */ CWORD_CWORD_CWORD_CWORD,
+	/* 146      */ CWORD_CWORD_CWORD_CWORD,
+	/* 147      */ CWORD_CWORD_CWORD_CWORD,
+	/* 148      */ CWORD_CWORD_CWORD_CWORD,
+	/* 149      */ CWORD_CWORD_CWORD_CWORD,
+	/* 150      */ CWORD_CWORD_CWORD_CWORD,
+	/* 151      */ CWORD_CWORD_CWORD_CWORD,
+	/* 152      */ CWORD_CWORD_CWORD_CWORD,
+	/* 153      */ CWORD_CWORD_CWORD_CWORD,
+	/* 154      */ CWORD_CWORD_CWORD_CWORD,
+	/* 155      */ CWORD_CWORD_CWORD_CWORD,
+	/* 156      */ CWORD_CWORD_CWORD_CWORD,
+	/* 157      */ CWORD_CWORD_CWORD_CWORD,
+	/* 158      */ CWORD_CWORD_CWORD_CWORD,
+	/* 159      */ CWORD_CWORD_CWORD_CWORD,
+	/* 160      */ CWORD_CWORD_CWORD_CWORD,
+	/* 161      */ CWORD_CWORD_CWORD_CWORD,
+	/* 162      */ CWORD_CWORD_CWORD_CWORD,
+	/* 163      */ CWORD_CWORD_CWORD_CWORD,
+	/* 164      */ CWORD_CWORD_CWORD_CWORD,
+	/* 165      */ CWORD_CWORD_CWORD_CWORD,
+	/* 166      */ CWORD_CWORD_CWORD_CWORD,
+	/* 167      */ CWORD_CWORD_CWORD_CWORD,
+	/* 168      */ CWORD_CWORD_CWORD_CWORD,
+	/* 169      */ CWORD_CWORD_CWORD_CWORD,
+	/* 170      */ CWORD_CWORD_CWORD_CWORD,
+	/* 171      */ CWORD_CWORD_CWORD_CWORD,
+	/* 172      */ CWORD_CWORD_CWORD_CWORD,
+	/* 173      */ CWORD_CWORD_CWORD_CWORD,
+	/* 174      */ CWORD_CWORD_CWORD_CWORD,
+	/* 175      */ CWORD_CWORD_CWORD_CWORD,
+	/* 176      */ CWORD_CWORD_CWORD_CWORD,
+	/* 177      */ CWORD_CWORD_CWORD_CWORD,
+	/* 178      */ CWORD_CWORD_CWORD_CWORD,
+	/* 179      */ CWORD_CWORD_CWORD_CWORD,
+	/* 180      */ CWORD_CWORD_CWORD_CWORD,
+	/* 181      */ CWORD_CWORD_CWORD_CWORD,
+	/* 182      */ CWORD_CWORD_CWORD_CWORD,
+	/* 183      */ CWORD_CWORD_CWORD_CWORD,
+	/* 184      */ CWORD_CWORD_CWORD_CWORD,
+	/* 185      */ CWORD_CWORD_CWORD_CWORD,
+	/* 186      */ CWORD_CWORD_CWORD_CWORD,
+	/* 187      */ CWORD_CWORD_CWORD_CWORD,
+	/* 188      */ CWORD_CWORD_CWORD_CWORD,
+	/* 189      */ CWORD_CWORD_CWORD_CWORD,
+	/* 190      */ CWORD_CWORD_CWORD_CWORD,
+	/* 191      */ CWORD_CWORD_CWORD_CWORD,
+	/* 192      */ CWORD_CWORD_CWORD_CWORD,
+	/* 193      */ CWORD_CWORD_CWORD_CWORD,
+	/* 194      */ CWORD_CWORD_CWORD_CWORD,
+	/* 195      */ CWORD_CWORD_CWORD_CWORD,
+	/* 196      */ CWORD_CWORD_CWORD_CWORD,
+	/* 197      */ CWORD_CWORD_CWORD_CWORD,
+	/* 198      */ CWORD_CWORD_CWORD_CWORD,
+	/* 199      */ CWORD_CWORD_CWORD_CWORD,
+	/* 200      */ CWORD_CWORD_CWORD_CWORD,
+	/* 201      */ CWORD_CWORD_CWORD_CWORD,
+	/* 202      */ CWORD_CWORD_CWORD_CWORD,
+	/* 203      */ CWORD_CWORD_CWORD_CWORD,
+	/* 204      */ CWORD_CWORD_CWORD_CWORD,
+	/* 205      */ CWORD_CWORD_CWORD_CWORD,
+	/* 206      */ CWORD_CWORD_CWORD_CWORD,
+	/* 207      */ CWORD_CWORD_CWORD_CWORD,
+	/* 208      */ CWORD_CWORD_CWORD_CWORD,
+	/* 209      */ CWORD_CWORD_CWORD_CWORD,
+	/* 210      */ CWORD_CWORD_CWORD_CWORD,
+	/* 211      */ CWORD_CWORD_CWORD_CWORD,
+	/* 212      */ CWORD_CWORD_CWORD_CWORD,
+	/* 213      */ CWORD_CWORD_CWORD_CWORD,
+	/* 214      */ CWORD_CWORD_CWORD_CWORD,
+	/* 215      */ CWORD_CWORD_CWORD_CWORD,
+	/* 216      */ CWORD_CWORD_CWORD_CWORD,
+	/* 217      */ CWORD_CWORD_CWORD_CWORD,
+	/* 218      */ CWORD_CWORD_CWORD_CWORD,
+	/* 219      */ CWORD_CWORD_CWORD_CWORD,
+	/* 220      */ CWORD_CWORD_CWORD_CWORD,
+	/* 221      */ CWORD_CWORD_CWORD_CWORD,
+	/* 222      */ CWORD_CWORD_CWORD_CWORD,
+	/* 223      */ CWORD_CWORD_CWORD_CWORD,
+	/* 224      */ CWORD_CWORD_CWORD_CWORD,
+	/* 225      */ CWORD_CWORD_CWORD_CWORD,
+	/* 226      */ CWORD_CWORD_CWORD_CWORD,
+	/* 227      */ CWORD_CWORD_CWORD_CWORD,
+	/* 228      */ CWORD_CWORD_CWORD_CWORD,
+	/* 229      */ CWORD_CWORD_CWORD_CWORD,
+	/* 230      */ CWORD_CWORD_CWORD_CWORD,
+	/* 231      */ CWORD_CWORD_CWORD_CWORD,
+	/* 232      */ CWORD_CWORD_CWORD_CWORD,
+	/* 233      */ CWORD_CWORD_CWORD_CWORD,
+	/* 234      */ CWORD_CWORD_CWORD_CWORD,
+	/* 235      */ CWORD_CWORD_CWORD_CWORD,
+	/* 236      */ CWORD_CWORD_CWORD_CWORD,
+	/* 237      */ CWORD_CWORD_CWORD_CWORD,
+	/* 238      */ CWORD_CWORD_CWORD_CWORD,
+	/* 239      */ CWORD_CWORD_CWORD_CWORD,
+	/* 230      */ CWORD_CWORD_CWORD_CWORD,
+	/* 241      */ CWORD_CWORD_CWORD_CWORD,
+	/* 242      */ CWORD_CWORD_CWORD_CWORD,
+	/* 243      */ CWORD_CWORD_CWORD_CWORD,
+	/* 244      */ CWORD_CWORD_CWORD_CWORD,
+	/* 245      */ CWORD_CWORD_CWORD_CWORD,
+	/* 246      */ CWORD_CWORD_CWORD_CWORD,
+	/* 247      */ CWORD_CWORD_CWORD_CWORD,
+	/* 248      */ CWORD_CWORD_CWORD_CWORD,
+	/* 249      */ CWORD_CWORD_CWORD_CWORD,
+	/* 250      */ CWORD_CWORD_CWORD_CWORD,
+	/* 251      */ CWORD_CWORD_CWORD_CWORD,
+	/* 252      */ CWORD_CWORD_CWORD_CWORD,
+	/* 253      */ CWORD_CWORD_CWORD_CWORD,
+	/* 254      */ CWORD_CWORD_CWORD_CWORD,
+	/* 255      */ CWORD_CWORD_CWORD_CWORD,
+# if ENABLE_ASH_ALIAS
+	/* PEOA */     CSPCL_CIGN_CIGN_CIGN,
+# endif
+	/* PEOF */     CENDFILE_CENDFILE_CENDFILE_CENDFILE,
 };
 
-#define SIT(c, syntax) (S_I_T[(int)syntax_index_table[(int)(c) + SYNBASE]][syntax])
+# define SIT(c, syntax) (S_I_T[syntax_index_table[c]][syntax])
 
 #endif  /* USE_SIT_FUNCTION */
 
@@ -4229,9 +4226,10 @@ cmdputs(const char *s)
 	};
 
 	const char *p, *str;
-	char c, cc[2] = " ";
+	char cc[2] = " ";
 	char *nextc;
-	int subtype = 0;
+	unsigned char c;
+	unsigned char subtype = 0;
 	int quoted = 0;
 
 	nextc = makestrspace((strlen(s) + 1) * 8, cmdnextc);
@@ -5454,7 +5452,7 @@ rmescapes(char *str, int flag)
 	globbing = flag & RMESCAPE_GLOB;
 	protect_against_glob = globbing;
 	while (*p) {
-		if (*p == CTLQUOTEMARK) {
+		if ((unsigned char)*p == CTLQUOTEMARK) {
 // TODO: if no RMESCAPE_QUOTED in flags, inquotes never becomes 0
 // (alternates between RMESCAPE_QUOTED and ~RMESCAPE_QUOTED). Is it ok?
 // Note: both inquotes and protect_against_glob only affect whether
@@ -5469,7 +5467,7 @@ rmescapes(char *str, int flag)
 			protect_against_glob = 0;
 			goto copy;
 		}
-		if (*p == CTLESC) {
+		if ((unsigned char)*p == CTLESC) {
 			p++;
 			if (protect_against_glob && inquotes && *p != '/') {
 				*q++ = '\\';
@@ -5514,8 +5512,8 @@ memtodest(const char *p, size_t len, int syntax, int quotes)
 	q = makestrspace(quotes ? len * 2 : len, q);
 
 	while (len--) {
-		int c = signed_char2int(*p++);
-		if (!c)
+		unsigned char c = *p++;
+		if (c == '\0')
 			continue;
 		if (quotes) {
 			int n = SIT(c, syntax);
@@ -5600,7 +5598,7 @@ removerecordregions(int endoff)
 static char *
 exptilde(char *startp, char *p, int flags)
 {
-	char c;
+	unsigned char c;
 	char *name;
 	struct passwd *pw;
 	const char *home;
@@ -5795,7 +5793,7 @@ expari(int quotes)
 	do {
 		int esc;
 
-		while (*p != CTLARI) {
+		while ((unsigned char)*p != CTLARI) {
 			p--;
 #if DEBUG
 			if (p < start) {
@@ -5857,10 +5855,9 @@ argstr(char *p, int flags, struct strlist *var_str_list)
 #if ENABLE_SH_MATH_SUPPORT
 		CTLENDARI,
 #endif
-		0
+		'\0'
 	};
 	const char *reject = spclchars;
-	int c;
 	int quotes = flags & (EXP_FULL | EXP_CASE | EXP_REDIR); /* do CTLESC */
 	int breakall = flags & EXP_WORD;
 	int inquotes;
@@ -5888,8 +5885,10 @@ argstr(char *p, int flags, struct strlist *var_str_list)
  start:
 	startloc = expdest - (char *)stackblock();
 	for (;;) {
+		unsigned char c;
+
 		length += strcspn(p + length, reject);
-		c = (unsigned char) p[length];
+		c = p[length];
 		if (c) {
 			if (!(c & 0x80)
 #if ENABLE_SH_MATH_SUPPORT
@@ -6044,7 +6043,7 @@ scanleft(char *startp, char *rmesc, char *rmescend UNUSED_PARAM, char *str, int
 		*loc2 = c;
 		if (match) // if (!match)
 			return loc;
-		if (quotes && *loc == CTLESC)
+		if (quotes && (unsigned char)*loc == CTLESC)
 			loc++;
 		loc++;
 		loc2++;
@@ -6096,7 +6095,7 @@ varunset(const char *end, const char *var, const char *umsg, int varflags)
 	tail = nullstr;
 	msg = "parameter not set";
 	if (umsg) {
-		if (*end == CTLENDVAR) {
+		if ((unsigned char)*end == CTLENDVAR) {
 			if (varflags & VSNUL)
 				tail = " or null";
 		} else {
@@ -6180,7 +6179,7 @@ subevalvar(char *p, char *str, int strloc, int subtype,
 
 			/* Adjust the length by the number of escapes */
 			for (ptr = startp; ptr < (str - 1); ptr++) {
-				if (*ptr == CTLESC) {
+				if ((unsigned char)*ptr == CTLESC) {
 					len--;
 					ptr++;
 				}
@@ -6214,11 +6213,11 @@ subevalvar(char *p, char *str, int strloc, int subtype,
 			len = orig_len - pos;
 
 		for (str = startp; pos; str++, pos--) {
-			if (quotes && *str == CTLESC)
+			if (quotes && (unsigned char)*str == CTLESC)
 				str++;
 		}
 		for (loc = startp; len; len--) {
-			if (quotes && *str == CTLESC)
+			if (quotes && (unsigned char)*str == CTLESC)
 				*loc++ = *str++;
 			*loc++ = *str++;
 		}
@@ -6282,7 +6281,7 @@ subevalvar(char *p, char *str, int strloc, int subtype,
 				/* No match, advance */
 				restart_detect = stackblock();
 				STPUTC(*idx, expdest);
-				if (quotes && *idx == CTLESC) {
+				if (quotes && (unsigned char)*idx == CTLESC) {
 					idx++;
 					len++;
 					STPUTC(*idx, expdest);
@@ -6297,7 +6296,7 @@ subevalvar(char *p, char *str, int strloc, int subtype,
 
 			if (subtype == VSREPLACEALL) {
 				while (idx < loc) {
-					if (quotes && *idx == CTLESC)
+					if (quotes && (unsigned char)*idx == CTLESC)
 						idx++;
 					idx++;
 					rmesc++;
@@ -6416,7 +6415,7 @@ varvalue(char *name, int varflags, int flags, struct strlist *var_str_list)
 			goto param;
 		/* fall through */
 	case '*':
-		sep = ifsset() ? signed_char2int(ifsval()[0]) : ' ';
+		sep = ifsset() ? (unsigned char)(ifsval()[0]) : ' ';
 		if (quotes && (SIT(sep, syntax) == CCTL || SIT(sep, syntax) == CBACK))
 			sepq = 1;
  param:
@@ -6634,7 +6633,7 @@ evalvar(char *p, int flags, struct strlist *var_str_list)
 	if (subtype != VSNORMAL) {      /* skip to end of alternative */
 		int nesting = 1;
 		for (;;) {
-			char c = *p++;
+			unsigned char c = *p++;
 			if (c == CTLESC)
 				p++;
 			else if (c == CTLBACKQ || c == (CTLBACKQ|CTLQUOTE)) {
@@ -6682,7 +6681,7 @@ ifsbreakup(char *string, struct arglist *arglist)
 			ifsspc = 0;
 			while (p < string + ifsp->endoff) {
 				q = p;
-				if (*p == CTLESC)
+				if ((unsigned char)*p == CTLESC)
 					p++;
 				if (!strchr(ifs, *p)) {
 					p++;
@@ -6708,7 +6707,7 @@ ifsbreakup(char *string, struct arglist *arglist)
 							break;
 						}
 						q = p;
-						if (*p == CTLESC)
+						if ((unsigned char)*p == CTLESC)
 							p++;
 						if (strchr(ifs, *p) == NULL) {
 							p = q;
@@ -9434,12 +9433,6 @@ preadfd(void)
  */
 //#define pgetc_debug(...) bb_error_msg(__VA_ARGS__)
 #define pgetc_debug(...) ((void)0)
-/*
- * NB: due to SIT(c) internals (syntax_index_table[] vector),
- * pgetc() and related functions must return chars SIGN-EXTENDED into ints,
- * not zero-extended. Seems fragile to me. Affects only !USE_SIT_FUNCTION case,
- * so we can fix it by ditching !USE_SIT_FUNCTION if Unicode requires that.
- */
 static int
 preadbuffer(void)
 {
@@ -9540,12 +9533,12 @@ preadbuffer(void)
 			g_parsefile->left_in_line,
 			g_parsefile->next_to_pgetc,
 			g_parsefile->next_to_pgetc);
-	return signed_char2int(*g_parsefile->next_to_pgetc++);
+	return (unsigned char)*g_parsefile->next_to_pgetc++;
 }
 
 #define pgetc_as_macro() \
 	(--g_parsefile->left_in_line >= 0 \
-	? signed_char2int(*g_parsefile->next_to_pgetc++) \
+	? (unsigned char)*g_parsefile->next_to_pgetc++ \
 	: preadbuffer() \
 	)
 
@@ -10431,16 +10424,14 @@ fixredir(union node *n, const char *text, int err)
 static int
 noexpand(const char *text)
 {
-	const char *p;
-	char c;
+	unsigned char c;
 
-	p = text;
-	while ((c = *p++) != '\0') {
+	while ((c = *text++) != '\0') {
 		if (c == CTLQUOTEMARK)
 			continue;
 		if (c == CTLESC)
-			p++;
-		else if (SIT((signed char)c, BASESYNTAX) == CCTL)
+			text++;
+		else if (SIT(c, BASESYNTAX) == CCTL)
 			return 0;
 	}
 	return 1;
@@ -10825,7 +10816,7 @@ static int decode_dollar_squote(void)
  * If eofmark is NULL, read a word or a redirection symbol.  If eofmark
  * is not NULL, read a here document.  In the latter case, eofmark is the
  * word which marks the end of the document and striptabs is true if
- * leading tabs should be stripped from the document.  The argument firstc
+ * leading tabs should be stripped from the document.  The argument c
  * is the first character of the input token or document.
  *
  * Because C does not have internal subroutines, I have simulated them
@@ -10839,10 +10830,10 @@ static int decode_dollar_squote(void)
 #define PARSEBACKQNEW() {oldstyle = 0; goto parsebackq; parsebackq_newreturn:;}
 #define PARSEARITH()    {goto parsearith; parsearith_return:;}
 static int
-readtoken1(int firstc, int syntax, char *eofmark, int striptabs)
+readtoken1(int c, int syntax, char *eofmark, int striptabs)
 {
 	/* NB: syntax parameter fits into smallint */
-	int c = firstc;
+	/* c parameter is an unsigned char or PEOF or PEOA */
 	char *out;
 	int len;
 	char line[EOFMARKLEN + 1];
@@ -11207,14 +11198,14 @@ parseredir: {
 	(((unsigned)(c) - 33 < 32) \
 			&& ((0xc1ff920dU >> ((unsigned)(c) - 33)) & 1))
 parsesub: {
-	int subtype;
+	unsigned char subtype;
 	int typeloc;
 	int flags;
 	char *p;
 	static const char types[] ALIGN1 = "}-+?=";
 
 	c = pgetc();
-	if (c <= PEOA_OR_PEOF
+	if (c > 255 /* PEOA or PEOF */
 	 || (c != '(' && c != '{' && !is_name(c) && !is_special(c))
 	) {
 #if ENABLE_ASH_BASH_COMPAT
@@ -11251,11 +11242,11 @@ parsesub: {
 			} else
 				subtype = 0;
 		}
-		if (c > PEOA_OR_PEOF && is_name(c)) {
+		if (c <= 255 /* not PEOA or PEOF */ && is_name(c)) {
 			do {
 				STPUTC(c, out);
 				c = pgetc();
-			} while (c > PEOA_OR_PEOF && is_in_name(c));
+			} while (c <= 255 /* not PEOA or PEOF */ && is_in_name(c));
 		} else if (isdigit(c)) {
 			do {
 				STPUTC(c, out);
@@ -11317,7 +11308,7 @@ parsesub: {
 		}
 		if (dblquote || arinest)
 			flags |= VSQUOTE;
-		*((char *)stackblock() + typeloc) = subtype | flags;
+		((unsigned char *)stackblock())[typeloc] = subtype | flags;
 		if (subtype != VSNORMAL) {
 			varnest++;
 			if (dblquote || arinest) {
@@ -11401,7 +11392,7 @@ parsebackq: {
 				if (pc != '\\' && pc != '`' && pc != '$'
 				 && (!dblquote || pc != '"'))
 					STPUTC('\\', pout);
-				if (pc > PEOA_OR_PEOF) {
+				if (pc <= 255 /* not PEOA or PEOF */) {
 					break;
 				}
 				/* fall through */
@@ -13056,6 +13047,10 @@ init(void)
 
 	/* from trap.c: */
 	signal(SIGCHLD, SIG_DFL);
+	/* bash re-enables SIGHUP which is SIG_IGNed on entry.
+	 * Try: "trap '' HUP; bash; echo RET" and type "kill -HUP $$"
+	 */
+        signal(SIGHUP, SIG_DFL);
 
 	/* from var.c: */
 	{
@@ -13311,7 +13306,7 @@ int ash_main(int argc UNUSED_PARAM, char **argv)
 	}
 
 	if (sflag || minusc == NULL) {
-#if MAX_HISTORY > 0 && ENABLE_FEATURE_EDITING_SAVEHISTORY
+#if defined MAX_HISTORY && MAX_HISTORY > 0 && ENABLE_FEATURE_EDITING_SAVEHISTORY
 		if (iflag) {
 			const char *hp = lookupvar("HISTFILE");
 			if (hp)
diff --git a/testsuite/awk.tests b/testsuite/awk.tests
index 0db99ab21..5fb27cf1e 100755
--- a/testsuite/awk.tests
+++ b/testsuite/awk.tests
@@ -47,4 +47,21 @@ testing "awk NF in BEGIN" \
 	":0::::\n" \
 	"" ""
 
+prg='
+function b(tmp) {
+	tmp = 0;
+	print "" tmp; #this line causes the bug
+	return tmp;
+}
+function c(tmpc) {
+	tmpc = b(); return tmpc;
+}
+BEGIN {
+	print (c() ? "string" : "number");
+}'
+testing "awk string cast (bug 725)" \
+	"awk '$prg'" \
+	"0\nnumber\n" \
+	"" ""
+
 exit $FAILCOUNT
diff --git a/testsuite/grep.tests b/testsuite/grep.tests
index 7e3dff0d6..33a237b24 100755
--- a/testsuite/grep.tests
+++ b/testsuite/grep.tests
@@ -90,4 +90,9 @@ testing "grep -E -o prints all matches" \
 	"00:19:3E:00:AA:5E\n00:1D:60:3D:3A:FB\n00:22:43:49:FB:AA\n" \
 	"" "00:19:3E:00:AA:5E 00:1D:60:3D:3A:FB 00:22:43:49:FB:AA\n"
 
+testing "grep -o does not loop forever" \
+	'grep -o "[^/]*$"' \
+	"test\n" \
+	"" "/var/test\n"
+
 exit $FAILCOUNT
diff --git a/util-linux/mount.c b/util-linux/mount.c
index 56c32e126..7784681a0 100644
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -1958,6 +1958,7 @@ int mount_main(int argc UNUSED_PARAM, char **argv)
 
 		// If we're mounting all
 		} else {
+			struct mntent *mp;
 			// No, mount -a won't mount anything,
 			// even user mounts, for mere humans
 			if (nonroot)
@@ -1985,10 +1986,25 @@ int mount_main(int argc UNUSED_PARAM, char **argv)
 			// NFS mounts want this to be xrealloc-able
 			mtcur->mnt_opts = xstrdup(mtcur->mnt_opts);
 
-			// Mount this thing
-			if (singlemount(mtcur, 1)) {
-				// Count number of failed mounts
-				rc++;
+			// If nothing is mounted on this directory...
+			// (otherwise repeated "mount -a" mounts everything again)
+			mp = find_mount_point(mtcur->mnt_dir, /*subdir_too:*/ 0);
+			// We do not check fsname match of found mount point -
+			// "/" may have fsname of "/dev/root" while fstab
+			// says "/dev/something_else".
+			if (mp) {
+				if (verbose) {
+					bb_error_msg("according to %s, "
+						"%s is already mounted on %s",
+						bb_path_mtab_file,
+						mp->mnt_fsname, mp->mnt_dir);
+				}
+			} else {
+				// ...mount this thing
+				if (singlemount(mtcur, /*ignore_busy:*/ 1)) {
+					// Count number of failed mounts
+					rc++;
+				}
 			}
 			free(mtcur->mnt_opts);
 		}