more KNF, mostly whitespace, this time more manual labour applying style(9)

2009-06-10 18:12:51 +00:00 · 2009-06-10 18:12:51 +00:00 · 0432f97ffe
parent 39bb71fc54
commit 0432f97ffe
18 changed files with 524 additions and 523 deletions
--- a/check.pl
+++ b/check.pl
@ -1,4 +1,4 @@
-# $MirOS: src/bin/mksh/check.pl,v 1.22 2009/05/16 16:59:32 tg Rel $
+# $MirOS: src/bin/mksh/check.pl,v 1.23 2009/06/10 18:12:43 tg Rel $
 # $OpenBSD: th,v 1.13 2006/05/18 21:27:23 miod Exp $
 #-
 # Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009
@ -35,40 +35,40 @@
 #		expected-exit: 1
 #		---
 #	This runs the test-program (eg, mksh) with the arguments -x and -f,
-#	standard input is a file containing "echo hi*\nfalse\n".  The program
+#	standard input is a file containing "echo hi*\nfalse\n". The program
 #	is expected to produce "hi*" (no trailing newline) on standard output,
 #	"+ echo hi*\n+false\n" on standard error, and an exit code of 1.
 #
 #
 # Format of test files:
-#   - blank lines and lines starting with # are ignored
-#   - a test file contains a series of tests
-#   - a test is a series of tag:value pairs ended with a "---" line
-#     (leading/trailing spaces are stripped from the first line of value)
-#   - test tags are:
-#	Tag			  Flag	Description
-#	-----			  ----	-----------
-#	name			    r	The name of the test; should be unique
-#	description		    m	What test does
-#	arguments		    M	Arguments to pass to the program;
+# - blank lines and lines starting with # are ignored
+# - a test file contains a series of tests
+# - a test is a series of tag:value pairs ended with a "---" line
+#   (leading/trailing spaces are stripped from the first line of value)
+# - test tags are:
+#	Tag			Flag	Description
+#	-----			----	-----------
+#	name			r	The name of the test; should be unique
+#	description		m	What test does
+#	arguments		M	Arguments to pass to the program;
 #					default is no arguments.
-#	script			    m	Value is written to a file which
+#	script			m	Value is written to a file which
 #					is passed as an argument to the program
 #					(after the arguments arguments)
-#	stdin			    m	Value is written to a file which is
+#	stdin			m	Value is written to a file which is
 #					used as standard-input for the program;
 #					default is to use /dev/null.
-#	perl-setup		    m	Value is a perl script which is executed
-#					just before the test is run.  Try to
+#	perl-setup		m	Value is a perl script which is executed
+#					just before the test is run. Try to
 #					avoid using this...
-#	perl-cleanup		    m	Value is a perl script which is executed
-#					just after the test is run.  Try to
+#	perl-cleanup		m	Value is a perl script which is executed
+#					just after the test is run. Try to
 #					avoid using this...
-#	env-setup		    M	Value is a list of NAME=VALUE elements
+#	env-setup		M	Value is a list of NAME=VALUE elements
 #					which are put in the environment before
-#					the test is run.  If the =VALUE is
+#					the test is run. If the =VALUE is
 #					missing, NAME is removed from the
-#					environment.  Programs are run with
+#					environment. Programs are run with
 #					the following minimal environment:
 #					    HOME, LD_LIBRARY_PATH, LOCPATH,
 #					    LOGNAME, PATH, SHELL, USER
@ -77,17 +77,17 @@
 #					ENV is set to /nonexistant.
 #					__progname is set to the -p argument.
 #					__perlname is set to $^X (perlexe).
-#	file-setup		    mps Used to create files, directories
-#					and symlinks.  First word is either
+#	file-setup		mps	Used to create files, directories
+#					and symlinks. First word is either
 #					file, dir or symlink; second word is
 #					permissions; this is followed by a
 #					quoted word that is the name of the
 #					file; the end-quote should be followed
 #					by a newline, then the file data
-#					(if any).  The first word may be
+#					(if any). The first word may be
 #					preceded by a ! to strip the trailing
 #					newline in a symlink.
-#	file-result		    mps Used to verify a file, symlink or
+#	file-result		mps	Used to verify a file, symlink or
 #					directory is created correctly.
 #					The first word is either
 #					file, dir or symlink; second word is
@ -101,35 +101,35 @@
 #					of the file that should be created.
 #					The end-quote should be followed
 #					by a newline, then the file data
-#					(if any).  The first word may be
+#					(if any). The first word may be
 #					preceded by a ! to strip the trailing
 #					newline in the file contents.
 #					The permissions, user and group fields
 #					may be * meaning accept any value.
 #	time-limit			Time limit - the program is sent a
-#					SIGKILL N seconds.  Default is no
+#					SIGKILL N seconds. Default is no
 #					limit.
 #	expected-fail			'yes' if the test is expected to fail.
-#	expected-exit			expected exit code.  Can be a number,
+#	expected-exit			expected exit code. Can be a number,
 #					or a C expression using the variables
 #					e, s and w (exit code, termination
 #					signal, and status code).
-#	expected-stdout		    m	What the test should generate on stdout;
+#	expected-stdout		m	What the test should generate on stdout;
 #					default is to expect no output.
-#	expected-stdout-pattern	    m	A perl pattern which matches the
+#	expected-stdout-pattern	m	A perl pattern which matches the
 #					expected output.
-#	expected-stderr		    m	What the test should generate on stderr;
+#	expected-stderr		m	What the test should generate on stderr;
 #					default is to expect no output.
-#	expected-stderr-pattern	    m	A perl pattern which matches the
+#	expected-stderr-pattern	m	A perl pattern which matches the
 #					expected standard error.
-#	category		    m	Specify a comma separated list of
+#	category		m	Specify a comma separated list of
 #					'categories' of program that the test
-#					is to be run for.  A category can be
+#					is to be run for. A category can be
 #					negated by prefixing the name with a !.
 #					The idea is that some tests in a
 #					test suite may apply to a particular
 #					program version and shouldn't be run
-#					on other versions.  The category(s) of
+#					on other versions. The category(s) of
 #					the program being tested can be
 #					specified on the command line.
 #					One category os:XXX is predefined
@ -137,8 +137,8 @@
 #					eg, linux, dec_osf).
 # Flag meanings:
 #	r	tag is required (eg, a test must have a name tag).
-#	m	value can be multiple lines.  Lines must be prefixed with
-#		a tab.  If the value part of the initial tag:value line is
+#	m	value can be multiple lines. Lines must be prefixed with
+#		a tab. If the value part of the initial tag:value line is
 #			- empty: the initial blank line is stripped.
 #			- a lone !: the last newline in the value is stripped;
 #	M	value can be multiple lines (prefixed by a tab) and consists
@ -175,35 +175,35 @@ EOF

 # See comment above for flag meanings
 %test_fields = (
-	    'name',			'r',
-	    'description',		'm',
-	    'arguments',		'M',
-	    'script',			'm',
-	    'stdin',			'm',
-	    'perl-setup',		'm',
-	    'perl-cleanup',		'm',
-	    'env-setup',		'M',
-	    'file-setup',		'mps',
-	    'file-result',		'mps',
-	    'time-limit',		'',
-	    'expected-fail',		'',
-	    'expected-exit',		'',
-	    'expected-stdout',		'm',
-	    'expected-stdout-pattern',	'm',
-	    'expected-stderr',		'm',
-	    'expected-stderr-pattern',	'm',
-	    'category',			'm',
+	'name',				'r',
+	'description',			'm',
+	'arguments',			'M',
+	'script',			'm',
+	'stdin',			'm',
+	'perl-setup',			'm',
+	'perl-cleanup',			'm',
+	'env-setup',			'M',
+	'file-setup',			'mps',
+	'file-result',			'mps',
+	'time-limit',			'',
+	'expected-fail',		'',
+	'expected-exit',		'',
+	'expected-stdout',		'm',
+	'expected-stdout-pattern',	'm',
+	'expected-stderr',		'm',
+	'expected-stderr-pattern',	'm',
+	'category',			'm',
 	);
 # Filled in by read_test()
 %internal_test_fields = (
-	    ':full-name', 1,		# file:name
-	    ':long-name', 1,		# dir/file:lineno:name
+	':full-name', 1,		# file:name
+	':long-name', 1,		# dir/file:lineno:name
 	);

-# Categories of the program under test.  Provide the current
+# Categories of the program under test. Provide the current
 # os by default.
 %categories = (
-	    "os:$os", '1'
+	"os:$os", '1'
 	);

 $temps = "/tmp/rts$$";
--- a/edit.c
+++ b/edit.c
@ -25,7 +25,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.167 2009/06/08 20:22:19 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.168 2009/06/10 18:12:44 tg Exp $");

 /* tty driver characters we are interested in */
 typedef struct {
@ -141,15 +141,16 @@ x_putcf(int c)
 	shf_putc(c, shl_out);
 }

-/* ------------------------------------------------------------------------- */
-/*           Misc common code for vi/emacs				     */
+/*********************************
+ * Misc common code for vi/emacs *
+ *********************************/

 /* Handle the commenting/uncommenting of a line.
 * Returns:
 *	1 if a carriage return is indicated (comment added)
 *	0 if no return (comment removed)
 *	-1 if there is an error (not enough room for comment chars)
- * If successful, *lenp contains the new length.  Note: cursor should be
+ * If successful, *lenp contains the new length. Note: cursor should be
 * moved to the start of the line after (un)commenting.
 */
 static int
@ -192,8 +193,9 @@ x_do_comment(char *buf, int bsize, int *lenp)
 	}
 }

-/* ------------------------------------------------------------------------- */
-/*           Common file/command completion code for vi/emacs	             */
+/****************************************************
+ * Common file/command completion code for vi/emacs *
+ ****************************************************/

 static void
 x_print_expansions(int nwords, char * const *words, bool is_command)
@ -239,8 +241,8 @@ x_print_expansions(int nwords, char * const *words, bool is_command)
 		XPfree(l); /* not x_free_words() */
 }

-/*
- *  Do file globbing:
+/**
+ * Do file globbing:
 *	- appends * to (copy of) str if no globbing chars found
 *	- does expansion, checks for no match, etc.
 *	- sets *wordsp to array of matching strings
@ -434,7 +436,7 @@ x_locate_word(const char *buf, int buflen, int pos, int *startp,
 {
 	int start, end;

-	/* Bad call?  Probably should report error */
+	/* Bad call? Probably should report error */
 	if (pos < 0 || pos > buflen) {
 		*startp = pos;
 		*is_commandp = false;
@ -492,7 +494,7 @@ x_cf_glob(int flags, const char *buf, int buflen, int pos, int *startp,
 	if (!(flags & XCF_COMMAND))
 		is_command = false;
 	/* Don't do command globing on zero length strings - it takes too
-	 * long and isn't very useful.  File globs are more likely to be
+	 * long and isn't very useful. File globs are more likely to be
 	 * useful, so allow these.
 	 */
 	if (len == 0 && is_command)
@ -513,8 +515,8 @@ x_cf_glob(int flags, const char *buf, int buflen, int pos, int *startp,
 	return (nwords);
 }

-/* Given a string, copy it and possibly add a '*' to the end.  The
- * new string is returned.
+/* Given a string, copy it and possibly add a '*' to the end.
+ * The new string is returned.
 */
 static char *
 add_glob(const char *str, int slen)
@ -537,8 +539,8 @@ add_glob(const char *str, int slen)
 	for (s = toglob; *s; s++) {
 		if (*s == '\\' && s[1])
 			s++;
-		else if (*s == '*' || *s == '[' || *s == '?' || *s == '$'
-		    || (s[1] == '(' && vstrchr("*+?@!", *s)))
+		else if (*s == '*' || *s == '[' || *s == '?' || *s == '$' ||
+		    (s[1] == '(' && vstrchr("*+?@!", *s)))
 			break;
 		else if (*s == '/')
 			saw_slash = true;
@ -581,7 +583,7 @@ x_free_words(int nwords, char **words)
 }

 /* Return the offset of the basename of string s (which ends at se - need not
- * be null terminated).  Trailing slashes are ignored.  If s is just a slash,
+ * be null terminated). Trailing slashes are ignored. If s is just a slash,
 * then the offset is 0 (actually, length - 1).
 *	s		Return
 *	/etc		1
@ -614,7 +616,7 @@ x_basename(const char *s, const char *se)
 }

 /*
- *  Apply pattern matching to a table: all table entries that match a pattern
+ * Apply pattern matching to a table: all table entries that match a pattern
 * are added to wp.
 */
 static void
@ -962,7 +964,7 @@ utf_wctomb(char *dst, unsigned int wc)
 static	Area	aedit;
 #define	AEDIT	&aedit		/* area for kill ring and macro defns */

-#define	MKCTRL(x)	((x) == '?' ? 0x7F : (x) & 0x1F)	/* ASCII */
+#define	CTRL(x)		((x) == '?' ? 0x7F : (x) & 0x1F)	/* ASCII */
 #define	UNCTRL(x)	((x) ^ 0x40)				/* ASCII */

 /* values returned by keyboard functions */
@ -995,9 +997,9 @@ struct x_defbindings {
 #define X_TABSZ		256			/* size of keydef tables etc */

 /* Arguments for do_complete()
- * 0 = enumerate  M-= complete as much as possible and then list
- * 1 = complete   M-Esc
- * 2 = list       M-?
+ * 0 = enumerate	M-=	complete as much as possible and then list
+ * 1 = complete		M-Esc
+ * 2 = list		M-?
 */
 typedef enum {
 	CT_LIST,	/* list the possible completions */
@ -1274,95 +1276,95 @@ static const struct x_ftab x_ftab[] = {
 };

 static struct x_defbindings const x_defbindings[] = {
-	{ XFUNC_del_back,		0, MKCTRL('?')	},
-	{ XFUNC_del_bword,		1, MKCTRL('?')	},
-	{ XFUNC_eot_del,		0, MKCTRL('D')	},
-	{ XFUNC_del_back,		0, MKCTRL('H')	},
-	{ XFUNC_del_bword,		1, MKCTRL('H')	},
-	{ XFUNC_del_bword,		1,	  'h'	},
-	{ XFUNC_mv_bword,		1,	  'b'	},
-	{ XFUNC_mv_fword,		1,	  'f'	},
-	{ XFUNC_del_fword,		1,	  'd'	},
-	{ XFUNC_mv_back,		0, MKCTRL('B')	},
-	{ XFUNC_mv_forw,		0, MKCTRL('F')	},
-	{ XFUNC_search_char_forw,	0, MKCTRL(']')	},
-	{ XFUNC_search_char_back,	1, MKCTRL(']')	},
-	{ XFUNC_newline,		0, MKCTRL('M')	},
-	{ XFUNC_newline,		0, MKCTRL('J')	},
-	{ XFUNC_end_of_text,		0, MKCTRL('_')	},
-	{ XFUNC_abort,			0, MKCTRL('G')	},
-	{ XFUNC_prev_com,		0, MKCTRL('P')	},
-	{ XFUNC_next_com,		0, MKCTRL('N')	},
-	{ XFUNC_nl_next_com,		0, MKCTRL('O')	},
-	{ XFUNC_search_hist,		0, MKCTRL('R')	},
-	{ XFUNC_beg_hist,		1,	  '<'	},
-	{ XFUNC_end_hist,		1,	  '>'	},
-	{ XFUNC_goto_hist,		1,	  'g'	},
-	{ XFUNC_mv_end,			0, MKCTRL('E')	},
-	{ XFUNC_mv_begin,		0, MKCTRL('A')	},
-	{ XFUNC_draw_line,		0, MKCTRL('L')	},
-	{ XFUNC_cls,			1, MKCTRL('L')	},
-	{ XFUNC_meta1,			0, MKCTRL('[')	},
-	{ XFUNC_meta2,			0, MKCTRL('X')	},
-	{ XFUNC_kill,			0, MKCTRL('K')	},
-	{ XFUNC_yank,			0, MKCTRL('Y')	},
-	{ XFUNC_meta_yank,		1,	  'y'	},
-	{ XFUNC_literal,		0, MKCTRL('^')	},
-	{ XFUNC_comment,		1,	  '#'	},
-	{ XFUNC_transpose,		0, MKCTRL('T')	},
-	{ XFUNC_complete,		1, MKCTRL('[')	},
-	{ XFUNC_comp_list,		0, MKCTRL('I')	},
-	{ XFUNC_comp_list,		1,	  '='	},
-	{ XFUNC_enumerate,		1,	  '?'	},
-	{ XFUNC_expand,			1,	  '*'	},
-	{ XFUNC_comp_file,		1, MKCTRL('X')	},
-	{ XFUNC_comp_comm,		2, MKCTRL('[')	},
-	{ XFUNC_list_comm,		2,	  '?'	},
-	{ XFUNC_list_file,		2, MKCTRL('Y')	},
-	{ XFUNC_set_mark,		1,	  ' '	},
-	{ XFUNC_kill_region,		0, MKCTRL('W')	},
-	{ XFUNC_xchg_point_mark,	2, MKCTRL('X')	},
-	{ XFUNC_literal,		0, MKCTRL('V')	},
-	{ XFUNC_version,		1, MKCTRL('V')	},
-	{ XFUNC_prev_histword,		1,	  '.'	},
-	{ XFUNC_prev_histword,		1,	  '_'	},
-	{ XFUNC_set_arg,		1,	  '0'	},
-	{ XFUNC_set_arg,		1,	  '1'	},
-	{ XFUNC_set_arg,		1,	  '2'	},
-	{ XFUNC_set_arg,		1,	  '3'	},
-	{ XFUNC_set_arg,		1,	  '4'	},
-	{ XFUNC_set_arg,		1,	  '5'	},
-	{ XFUNC_set_arg,		1,	  '6'	},
-	{ XFUNC_set_arg,		1,	  '7'	},
-	{ XFUNC_set_arg,		1,	  '8'	},
-	{ XFUNC_set_arg,		1,	  '9'	},
-	{ XFUNC_fold_upper,		1,	  'U'	},
-	{ XFUNC_fold_upper,		1,	  'u'	},
-	{ XFUNC_fold_lower,		1,	  'L'	},
-	{ XFUNC_fold_lower,		1,	  'l'	},
-	{ XFUNC_fold_capitalise,	1,	  'C'	},
-	{ XFUNC_fold_capitalise,	1,	  'c'	},
+	{ XFUNC_del_back,		0, CTRL('?')	},
+	{ XFUNC_del_bword,		1, CTRL('?')	},
+	{ XFUNC_eot_del,		0, CTRL('D')	},
+	{ XFUNC_del_back,		0, CTRL('H')	},
+	{ XFUNC_del_bword,		1, CTRL('H')	},
+	{ XFUNC_del_bword,		1,	'h'	},
+	{ XFUNC_mv_bword,		1,	'b'	},
+	{ XFUNC_mv_fword,		1,	'f'	},
+	{ XFUNC_del_fword,		1,	'd'	},
+	{ XFUNC_mv_back,		0, CTRL('B')	},
+	{ XFUNC_mv_forw,		0, CTRL('F')	},
+	{ XFUNC_search_char_forw,	0, CTRL(']')	},
+	{ XFUNC_search_char_back,	1, CTRL(']')	},
+	{ XFUNC_newline,		0, CTRL('M')	},
+	{ XFUNC_newline,		0, CTRL('J')	},
+	{ XFUNC_end_of_text,		0, CTRL('_')	},
+	{ XFUNC_abort,			0, CTRL('G')	},
+	{ XFUNC_prev_com,		0, CTRL('P')	},
+	{ XFUNC_next_com,		0, CTRL('N')	},
+	{ XFUNC_nl_next_com,		0, CTRL('O')	},
+	{ XFUNC_search_hist,		0, CTRL('R')	},
+	{ XFUNC_beg_hist,		1,	'<'	},
+	{ XFUNC_end_hist,		1,	'>'	},
+	{ XFUNC_goto_hist,		1,	'g'	},
+	{ XFUNC_mv_end,			0, CTRL('E')	},
+	{ XFUNC_mv_begin,		0, CTRL('A')	},
+	{ XFUNC_draw_line,		0, CTRL('L')	},
+	{ XFUNC_cls,			1, CTRL('L')	},
+	{ XFUNC_meta1,			0, CTRL('[')	},
+	{ XFUNC_meta2,			0, CTRL('X')	},
+	{ XFUNC_kill,			0, CTRL('K')	},
+	{ XFUNC_yank,			0, CTRL('Y')	},
+	{ XFUNC_meta_yank,		1,	'y'	},
+	{ XFUNC_literal,		0, CTRL('^')	},
+	{ XFUNC_comment,		1,	'#'	},
+	{ XFUNC_transpose,		0, CTRL('T')	},
+	{ XFUNC_complete,		1, CTRL('[')	},
+	{ XFUNC_comp_list,		0, CTRL('I')	},
+	{ XFUNC_comp_list,		1,	'='	},
+	{ XFUNC_enumerate,		1,	'?'	},
+	{ XFUNC_expand,			1,	'*'	},
+	{ XFUNC_comp_file,		1, CTRL('X')	},
+	{ XFUNC_comp_comm,		2, CTRL('[')	},
+	{ XFUNC_list_comm,		2,	'?'	},
+	{ XFUNC_list_file,		2, CTRL('Y')	},
+	{ XFUNC_set_mark,		1,	' '	},
+	{ XFUNC_kill_region,		0, CTRL('W')	},
+	{ XFUNC_xchg_point_mark,	2, CTRL('X')	},
+	{ XFUNC_literal,		0, CTRL('V')	},
+	{ XFUNC_version,		1, CTRL('V')	},
+	{ XFUNC_prev_histword,		1,	'.'	},
+	{ XFUNC_prev_histword,		1,	'_'	},
+	{ XFUNC_set_arg,		1,	'0'	},
+	{ XFUNC_set_arg,		1,	'1'	},
+	{ XFUNC_set_arg,		1,	'2'	},
+	{ XFUNC_set_arg,		1,	'3'	},
+	{ XFUNC_set_arg,		1,	'4'	},
+	{ XFUNC_set_arg,		1,	'5'	},
+	{ XFUNC_set_arg,		1,	'6'	},
+	{ XFUNC_set_arg,		1,	'7'	},
+	{ XFUNC_set_arg,		1,	'8'	},
+	{ XFUNC_set_arg,		1,	'9'	},
+	{ XFUNC_fold_upper,		1,	'U'	},
+	{ XFUNC_fold_upper,		1,	'u'	},
+	{ XFUNC_fold_lower,		1,	'L'	},
+	{ XFUNC_fold_lower,		1,	'l'	},
+	{ XFUNC_fold_capitalise,	1,	'C'	},
+	{ XFUNC_fold_capitalise,	1,	'c'	},
 	/* These for ansi arrow keys: arguablely shouldn't be here by
 	 * default, but its simpler/faster/smaller than using termcap
 	 * entries.
 	 */
-	{ XFUNC_meta2,			1,	  '['	},
-	{ XFUNC_meta2,			1,	  'O'	},
-	{ XFUNC_prev_com,		2,	  'A'	},
-	{ XFUNC_next_com,		2,	  'B'	},
-	{ XFUNC_mv_forw,		2,	  'C'	},
-	{ XFUNC_mv_back,		2,	  'D'	},
-	{ XFUNC_mv_begin | 0x80,	2,	  '1'	},
-	{ XFUNC_mv_begin | 0x80,	2,	  '7'	},
-	{ XFUNC_mv_begin,		2,	  'H'	},
-	{ XFUNC_mv_end | 0x80,		2,	  '4'	},
-	{ XFUNC_mv_end | 0x80,		2,	  '8'	},
-	{ XFUNC_mv_end,			2,	  'F'	},
-	{ XFUNC_del_char | 0x80,	2,	  '3'	},
-	{ XFUNC_search_hist_up | 0x80,	2,	  '5'	},
-	{ XFUNC_search_hist_dn | 0x80,	2,	  '6'	},
+	{ XFUNC_meta2,			1,	'['	},
+	{ XFUNC_meta2,			1,	'O'	},
+	{ XFUNC_prev_com,		2,	'A'	},
+	{ XFUNC_next_com,		2,	'B'	},
+	{ XFUNC_mv_forw,		2,	'C'	},
+	{ XFUNC_mv_back,		2,	'D'	},
+	{ XFUNC_mv_begin | 0x80,	2,	'1'	},
+	{ XFUNC_mv_begin | 0x80,	2,	'7'	},
+	{ XFUNC_mv_begin,		2,	'H'	},
+	{ XFUNC_mv_end | 0x80,		2,	'4'	},
+	{ XFUNC_mv_end | 0x80,		2,	'8'	},
+	{ XFUNC_mv_end,			2,	'F'	},
+	{ XFUNC_del_char | 0x80,	2,	'3'	},
+	{ XFUNC_search_hist_up | 0x80,	2,	'5'	},
+	{ XFUNC_search_hist_dn | 0x80,	2,	'6'	},
 	/* more non-standard ones */
-	{ XFUNC_edit_line,		2,	  'e'	}
+	{ XFUNC_edit_line,		2,	'e'	}
 };

 #ifdef MKSH_SMALL
@ -1508,7 +1510,7 @@ x_insert(int c)
 	static char str[4];

 	/*
-	 *  Should allow tab and control chars.
+	 * Should allow tab and control chars.
 	 */
 	if (c == 0) {
 invmbs:
@ -2114,13 +2116,13 @@ x_search_hist(int c)
 		if ((c = x_e_getc()) < 0)
 			return (KSTD);
 		f = x_tab[0][c];
-		if (c == MKCTRL('[')) {
+		if (c == CTRL('[')) {
 			if ((f & 0x7F) == XFUNC_meta1) {
 				if ((c = x_e_getc()) < 0)
 					return (KSTD);
 				f = x_tab[1][c] & 0x7F;
 				if (f == XFUNC_meta1 || f == XFUNC_meta2)
-					x_meta1(MKCTRL('['));
+					x_meta1(CTRL('['));
 				x_e_ungetc(c);
 			}
 			break;
@ -2296,7 +2298,7 @@ x_cls(int c __unused)
 	return (KSTD);
 }

-/* Redraw (part of) the line.  If limit is < 0, the everything is redrawn
+/* Redraw (part of) the line. If limit is < 0, the everything is redrawn
 * on a NEW line, otherwise limit is the screen column up to which needs
 * redrawing.
 */
@ -2377,10 +2379,10 @@ x_transpose(int c __unused)
 	/* What transpose is meant to do seems to be up for debate. This
 	 * is a general summary of the options; the text is abcd with the
 	 * upper case character or underscore indicating the cursor position:
-	 *     Who			Before	After  Before	After
-	 *     at&t ksh in emacs mode:	abCd	abdC   abcd_	(bell)
-	 *     at&t ksh in gmacs mode:	abCd	baCd   abcd_	abdc_
-	 *     gnu emacs:		abCd	acbD   abcd_	abdc_
+	 *	Who			Before	After	Before	After
+	 *	at&t ksh in emacs mode:	abCd	abdC	abcd_	(bell)
+	 *	at&t ksh in gmacs mode:	abCd	baCd	abcd_	abdc_
+	 *	gnu emacs:		abCd	acbD	abcd_	abdc_
 	 * Pdksh currently goes with GNU behavior since I believe this is the
 	 * most common version of emacs, unless in gmacs mode, in which case
 	 * it does the at&t ksh gmacs mode.
@ -2560,7 +2562,7 @@ x_mapin(const char *cp, Area *ap)
 		if (*cp == '^') {
 			cp++;
 			if (*cp >= '?')	/* includes '?'; ASCII */
-				*op++ = MKCTRL(*cp);
+				*op++ = CTRL(*cp);
 			else {
 				*op++ = '^';
 				cp--;
@ -2606,7 +2608,7 @@ x_print(int prefix, int key)
 	if (prefix)
 		/* prefix == 1 || prefix == 2 */
 		shf_puts(x_mapout(prefix == 1 ?
-		    MKCTRL('[') : MKCTRL('X')), shl_stdout);
+		    CTRL('[') : CTRL('X')), shl_stdout);
 	shprintf("%s%s = ", x_mapout(key), (f & 0x80) ? "~" : "");
 	if ((f & 0x7F) != XFUNC_ins_string)
 		shprintf("%s\n", x_ftab[f & 0x7F].xf_name);
@ -2735,7 +2737,7 @@ x_init_emacs(void)
 static void
 bind_if_not_bound(int p, int k, int func)
 {
-	/* Has user already bound this key?  If so, don't override it */
+	/* Has user already bound this key? If so, don't override it */
 	if (x_bound[((p) * X_TABSZ + (k)) / 8] &
 	    (1 << (((p) * X_TABSZ + (k)) % 8)))
 		return;
@ -2926,7 +2928,7 @@ do_complete(int flags,	/* XCF_{COMMAND,FILE,COMMAND_FILE} */
 *
 * DESCRIPTION:
 *	This function is called when we have exceeded the bounds
- *	of the edit window.  It increments x_adj_done so that
+ *	of the edit window. It increments x_adj_done so that
 *	functions like x_ins and x_delete know that we have been
 *	called and can skip the x_bs() stuff which has already
 *	been done by x_redraw.
@ -3139,7 +3141,7 @@ x_version(int c __unused)

 	if (c < 0)
 		return (KSTD);
-	/* This is what at&t ksh seems to do...  Very bizarre */
+	/* This is what at&t ksh seems to do... Very bizarre */
 	if (c != ' ')
 		x_e_ungetc(c);

@ -3176,7 +3178,7 @@ x_edit_line(int c __unused)
 *
 * DESCRIPTION:
 *	This function recovers the last word from the previous
- *	command and inserts it into the current edit line.  If a
+ *	command and inserts it into the current edit line. If a
 *	numeric arg is supplied then the n'th word from the
 *	start of the previous command is used.
 *	As a side effect, trashes the mark in order to achieve
@ -3323,9 +3325,9 @@ x_fold_case(int c)
 *	x_lastcp()
 *
 * DESCRIPTION:
- *	This function returns a pointer to that  char in the
+ *	This function returns a pointer to that char in the
 *	edit buffer that will be the last displayed on the
- *	screen.  The sequence:
+ *	screen. The sequence:
 *
 *	cp = x_lastcp();
 *	while (cp > xcp)
@ -3498,39 +3500,39 @@ static int	x_vi_putbuf(const char *, size_t);
 #define is_zerocount(c)	(classify[(c)&0x7f]&Z_)

 static const unsigned char classify[128] = {
-   /*       0       1       2       3       4       5       6       7        */
-   /*   0   ^@     ^A      ^B      ^C      ^D      ^E      ^F      ^G        */
-	    B_,     0,      0,      0,      0,      C_|U_,  C_|Z_,  0,
-   /*  01   ^H     ^I      ^J      ^K      ^L      ^M      ^N      ^O        */
-	    M_,     C_|Z_,  0,      0,      C_|U_,  0,      C_,     0,
-   /*  02   ^P     ^Q      ^R      ^S      ^T      ^U      ^V      ^W        */
-	    C_,     0,      C_|U_,  0,      0,      0,      C_,     0,
-   /*  03   ^X     ^Y      ^Z      ^[      ^\      ^]      ^^      ^_        */
-	    C_,     0,      0,      C_|Z_,  0,      0,      0,      0,
-   /*  04  <space>  !       "       #       $       %       &       '        */
-	    M_,     0,      0,      C_,     M_,     M_,     0,      0,
-   /*  05   (       )       *       +       ,       -       .       /        */
-	    0,      0,      C_,     C_,     M_,     C_,     0,      C_|S_,
-   /*  06   0       1       2       3       4       5       6       7        */
-	    M_,     0,      0,      0,      0,      0,      0,      0,
-   /*  07   8       9       :       ;       <       =       >       ?        */
-	    0,      0,      0,      M_,     0,      C_,     0,      C_|S_,
-   /* 010   @       A       B       C       D       E       F       G        */
-	    C_|X_,  C_,     M_,     C_,     C_,     M_,     M_|X_,  C_|U_|Z_,
-   /* 011   H       I       J       K       L       M       N       O        */
-	    0,      C_,     0,      0,      0,      0,      C_|U_,  0,
-   /* 012   P       Q       R       S       T       U       V       W        */
-	    C_,     0,      C_,     C_,     M_|X_,  C_,     0,      M_,
-   /* 013   X       Y       Z       [       \       ]       ^       _        */
-	    C_,     C_|U_,  0,      0,      C_|Z_,  0,      M_,     C_|Z_,
-   /* 014   `       a       b       c       d       e       f       g        */
-	    0,      C_,     M_,     E_,     E_,     M_,     M_|X_,  C_|Z_,
-   /* 015   h       i       j       k       l       m       n       o        */
-	    M_,     C_,     C_|U_,  C_|U_,  M_,     0,      C_|U_,  0,
-   /* 016   p       q       r       s       t       u       v       w        */
-	    C_,     0,      X_,     C_,     M_|X_,  C_|U_,  C_|U_|Z_,M_,
-   /* 017   x       y       z       {       |       }       ~      ^?        */
-	    C_,     E_|U_,  0,      0,      M_|Z_,  0,      C_,     0
+/*	 0	1	2	3	4	5	6	7	*/
+/* 0	^@	^A	^B	^C	^D	^E	^F	^G	*/
+	B_,	0,	0,	0,	0,	C_|U_,	C_|Z_,	0,
+/* 1	^H	^I	^J	^K	^L	^M	^N	^O	*/
+	M_,	C_|Z_,	0,	0,	C_|U_,	0,	C_,	0,
+/* 2	^P	^Q	^R	^S	^T	^U	^V	^W	*/
+	C_,	0,	C_|U_,	0,	0,	0,	C_,	0,
+/* 3	^X	^Y	^Z	^[	^\	^]	^^	^_	*/
+	C_,	0,	0,	C_|Z_,	0,	0,	0,	0,
+/* 4	<space>	!	"	#	$	%	&	'	*/
+	M_,	0,	0,	C_,	M_,	M_,	0,	0,
+/* 5	(	)	*	+	,	-	.	/	*/
+	0,	0,	C_,	C_,	M_,	C_,	0,	C_|S_,
+/* 6	0	1	2	3	4	5	6	7	*/
+	M_,	0,	0,	0,	0,	0,	0,	0,
+/* 7	8	9	:	;	<	=	>	?	*/
+	0,	0,	0,	M_,	0,	C_,	0,	C_|S_,
+/* 8	@	A	B	C	D	E	F	G	*/
+	C_|X_,	C_,	M_,	C_,	C_,	M_,	M_|X_,	C_|U_|Z_,
+/* 9	H	I	J	K	L	M	N	O	*/
+	0,	C_,	0,	0,	0,	0,	C_|U_,	0,
+/* A	P	Q	R	S	T	U	V	W	*/
+	C_,	0,	C_,	C_,	M_|X_,	C_,	0,	M_,
+/* B	X	Y	Z	[	\	]	^	_	*/
+	C_,	C_|U_,	0,	0,	C_|Z_,	0,	M_,	C_|Z_,
+/* C	`	a	b	c	d	e	f	g	*/
+	0,	C_,	M_,	E_,	E_,	M_,	M_|X_,	C_|Z_,
+/* D	h	i	j	k	l	m	n	o	*/
+	M_,	C_,	C_|U_,	C_|U_,	M_,	0,	C_|U_,	0,
+/* E	p	q	r	s	t	u	v	w	*/
+	C_,	0,	X_,	C_,	M_|X_,	C_|U_,	C_|U_|Z_, M_,
+/* F	x	y	z	{	|	}	~	^?	*/
+	C_,	E_|U_,	0,	0,	M_|Z_,	0,	C_,	0
 };

 #define MAXVICMD	3
@ -3584,8 +3586,8 @@ static int	state;

 /* Information for keeping track of macros that are being expanded.
 * The format of buf is the alias contents followed by a NUL byte followed
- * by the name (letter) of the alias.  The end of the buffer is marked by
- * a double NUL.  The name of the alias is stored so recursive macros can
+ * by the name (letter) of the alias. The end of the buffer is marked by
+ * a double NUL. The name of the alias is stored so recursive macros can
 * be detected.
 */
 struct macro_state {
@ -3758,7 +3760,7 @@ vi_hook(int ch)
 					es->cursor = 0;
 					es->linelen = 0;
 					putbuf(KSH_VERSION,
-					     strlen(KSH_VERSION), 0);
+					    strlen(KSH_VERSION), 0);
 					refresh(0);
 				}
 			}
@ -4386,8 +4388,8 @@ vi_cmd(int argcnt, const char *cmd)
 					histsave(&source->line, es->cbuf, true,
 					    true);
 				} else
-					argcnt = source->line + 1
-					    - (hlast - hnum);
+					argcnt = source->line + 1 -
+					    (hlast - hnum);
 			}
 			if (argcnt)
 				shf_snprintf(es->cbuf, es->cbufsize, "%s %d",
@ -5417,7 +5419,7 @@ complete_word(int cmd, int count)
 	rval = x_escape(match, match_len, x_vi_putbuf);

 	if (rval == 0 && is_unique) {
-		/* If exact match, don't undo.  Allows directory completions
+		/* If exact match, don't undo. Allows directory completions
 		 * to be used (ie, complete the next portion of the path).
 		 */
 		expanded = NONE;
--- a/eval.c
+++ b/eval.c
@ -22,7 +22,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/eval.c,v 1.58 2009/06/08 20:06:45 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/eval.c,v 1.59 2009/06/10 18:12:45 tg Exp $");

 #ifdef MKSH_SMALL
 #define MKSH_NOPWNAM
@ -37,14 +37,14 @@ __RCSID("$MirOS: src/bin/mksh/eval.c,v 1.58 2009/06/08 20:06:45 tg Exp $");

 /* expansion generator state */
 typedef struct Expand {
-	/* int type; */		/* see expand() */
-	const char *str;	/* string */
+	/* int type; */			/* see expand() */
+	const char *str;		/* string */
 	union {
-		const char **strv;/* string[] */
-		struct shf *shf;  /* file */
-	} u;			/* source */
-	struct tbl *var;	/* variable in ${var..} */
-	short split;		/* split "$@" / call waitlast $() */
+		const char **strv;	/* string[] */
+		struct shf *shf;	/* file */
+	} u;				/* source */
+	struct tbl *var;		/* variable in ${var..} */
+	short split;			/* split "$@" / call waitlast $() */
 } Expand;

 #define	XBASE		0	/* scanning original */
@ -312,13 +312,12 @@ expand(const char *cp,	/* input word */
 					}
 				}
 				continue;
-			case OSUBST: /* ${{#}var{:}[=+-?#%]word} */
-			  /* format is:
-			   *   OSUBST [{x] plain-variable-part \0
-			   *     compiled-word-part CSUBST [}x]
-			   * This is where all syntax checking gets done...
-			   */
-			    {
+			case OSUBST: {	/* ${{#}var{:}[=+-?#%]word} */
+			/* format is:
+			 *	OSUBST [{x] plain-variable-part \0
+			 *	    compiled-word-part CSUBST [}x]
+			 * This is where all syntax checking gets done...
+			 */
 				const char *varname = ++sp; /* skip the { or x (}) */
 				int stype;
 				int slen = 0;
@ -543,7 +542,7 @@ expand(const char *cp,	/* input word */
 						 * after :s here is
 						 * non-standard ksh, but is
 						 * consistent with rules for
-						 * other assignments.  Not
+						 * other assignments. Not
 						 * sure what POSIX thinks of
 						 * this.
 						 * Not doing tilde expansion
@ -574,7 +573,7 @@ expand(const char *cp,	/* input word */
 					/* skip word */
 					sp += wdscan(sp, CSUBST) - sp;
 				continue;
-			    }
+			}
 			case CSUBST: /* only get here if expanding word */
 do_CSUBST:
 				sp++; /* ({) skip the } or x */
@ -629,15 +628,14 @@ expand(const char *cp,	/* input word */
 						doblank++;
 					st = st->prev;
 					continue;
-				case '?':
-				    {
+				case '?': {
 					char *s = Xrestpos(ds, dp, st->base);

 					errorf("%s: %s", st->var->name,
 					    dp == s ?
 					    "parameter null or not set" :
 					    (debunk(s, s, strlen(s) + 1), s));
-				    }
+				}
 				case '0':
 				case '/':
 					dp = Xrestpos(ds, dp, st->base);
@ -733,8 +731,9 @@ expand(const char *cp,	/* input word */
 				--newlines;
 			} else {
 				while ((c = shf_getc(x.u.shf)) == 0 || c == '\n')
-				    if (c == '\n')
-					    newlines++;	/* Save newlines */
+					if (c == '\n')
+						/* Save newlines */
+						newlines++;
 				if (newlines && c != EOF) {
 					shf_ungetc(c, x.u.shf);
 					c = '\n';
@ -758,13 +757,13 @@ expand(const char *cp,	/* input word */
 		if (c == 0 || (!quote && (f & DOBLANK) && doblank &&
 		    !make_magic && ctype(c, C_IFS))) {
 			/* How words are broken up:
-			 *		   |       value of c
-			 *	  word	   |	ws	nws	0
+			 *			|	value of c
+			 *	word		|	ws	nws	0
 			 *	-----------------------------------
-			 *	IFS_WORD	w/WS	w/NWS	w
-			 *	IFS_WS		-/WS	w/NWS	-
-			 *	IFS_NWS		-/NWS	w/NWS	w
-			 *   (w means generate a word)
+			 *	IFS_WORD		w/WS	w/NWS	w
+			 *	IFS_WS			-/WS	w/NWS	-
+			 *	IFS_NWS			-/NWS	w/NWS	w
+			 * (w means generate a word)
 			 * Note that IFS_NWS/0 generates a word (at&t ksh
 			 * doesn't do this, but POSIX does).
 			 */
@ -1183,7 +1182,7 @@ glob(char *cp, XPtrV *wp, int markdirs)
 #define GF_GLOBBED	BIT(1)		/* some globbing has been done */
 #define GF_MARKDIR	BIT(2)		/* add trailing / to directories */

-/* Apply file globbing to cp and store the matching files in wp.  Returns
+/* Apply file globbing to cp and store the matching files in wp. Returns
 * the number of matches found.
 */
 int
@ -1295,7 +1294,7 @@ globit(XString *xs,	/* dest string */
 		int len;
 		int prefix_len;

-		/* xp = *xpp;	   copy_non_glob() may have re-alloc'd xs */
+		/* xp = *xpp;	copy_non_glob() may have re-alloc'd xs */
 		*xp = '\0';
 		prefix_len = Xlength(*xs, xp);
 		dirp = opendir(prefix_len ? Xstring(*xs, xp) : ".");
@ -1356,7 +1355,7 @@ debunk(char *dp, const char *sp, size_t dlen)
 	return (dp);
 }

-/* Check if p is an unquoted name, possibly followed by a / or :.  If so
+/* Check if p is an unquoted name, possibly followed by a / or :. If so
 * puts the expanded version in *dcp,dp and returns a pointer in p just
 * past the name, otherwise returns 0.
 */
@ -1475,7 +1474,7 @@ alt_expand(XPtrV *wp, char *start, char *exp_start, char *end, int fdo)
 	/* no valid expansions... */
 	if (!p || count != 0) {
 		/* Note that given a{{b,c} we do not expand anything (this is
-		 * what at&t ksh does.  This may be changed to do the {b,c}
+		 * what at&t ksh does. This may be changed to do the {b,c}
 		 * expansion. }
 		 */
 		if (fdo & DOGLOB)
--- a/exec.c
+++ b/exec.c
@ -22,7 +22,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.57 2009/06/08 20:06:45 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.58 2009/06/10 18:12:45 tg Exp $");

 static int comexec(struct op *, struct tbl *volatile, const char **,
    int volatile, volatile int *);
@ -69,7 +69,7 @@ execute(struct op *volatile t,
 		runtraps(0);

 	if (t->type == TCOM) {
-		/* Clear subst_exstat before argument expansion.  Used by
+		/* Clear subst_exstat before argument expansion. Used by
 		 * null commands (see comexec() and c_eval()) and by c_set().
 		 */
 		subst_exstat = 0;
@ -136,10 +136,11 @@ execute(struct op *volatile t,
 		while (t->type == TPIPE) {
 			openpipe(pv);
 			ksh_dup2(pv[1], 1, false); /* stdout of curr */
-			/* Let exchild() close pv[0] in child
+			/**
+			 * Let exchild() close pv[0] in child
 			 * (if this isn't done, commands like
-			 *    (: ; cat /etc/termcap) | sleep 1
-			 *  will hang forever).
+			 *	(: ; cat /etc/termcap) | sleep 1
+			 * will hang forever).
 			 */
 			exchild(t->left, flags | XPIPEO | XCCLOSE,
 			    NULL, pv[0]);
@ -164,9 +165,8 @@ execute(struct op *volatile t,
 		rv = execute(t, flags & XERROK, xerrok);
 		break;

-	case TCOPROC:
-	    {
-		sigset_t	omask;
+	case TCOPROC: {
+		sigset_t omask;

 		/* Block sigchild as we are using things changed in the
 		 * signal handler
@ -221,11 +221,11 @@ execute(struct op *volatile t,
 		exchild(t->left, flags | XBGND | XFORK | XCOPROC | XCCLOSE,
 		    NULL, coproc.readw);
 		break;
-	    }
+	}

 	case TASYNC:
 		/* XXX non-optimal, I think - "(foo &)", forks for (),
-		 * forks again for async...  parent should optimise
+		 * forks again for async... parent should optimise
 		 * this to "foo &"...
 		 */
 		rv = execute(t->left, (flags&~XEXEC)|XBGND|XFORK, xerrok);
@ -248,8 +248,7 @@ execute(struct op *volatile t,
 			*xerrok = 1;
 		break;

-	case TDBRACKET:
-	    {
+	case TDBRACKET: {
 		Test_env te;

 		te.flags = TEF_DBRACKET;
@ -261,11 +260,10 @@ execute(struct op *volatile t,

 		rv = test_parse(&te);
 		break;
-	    }
+	}

 	case TFOR:
-	case TSELECT:
-	    {
+	case TSELECT: {
 		volatile bool is_first = true;
 		ap = (t->vars == NULL) ? e->loc->argv + 1 :
 		    (const char **)eval((const char **)t->vars,
@ -301,8 +299,8 @@ execute(struct op *volatile t,
 				rv = execute(t->left, flags & XERROK, xerrok);
 			}
 		}
-	    }
 		break;
+	}

 	case TWHILE:
 	case TUNTIL:
@ -426,16 +424,16 @@ comexec(struct op *t, struct tbl *volatile tp, const char **ap,
 	}

 	/* Deal with the shell builtins builtin, exec and command since
-	 * they can be followed by other commands.  This must be done before
+	 * they can be followed by other commands. This must be done before
 	 * we know if we should create a local block which must be done
 	 * before we can do a path search (in case the assignments change
 	 * PATH).
 	 * Odd cases:
-	 *   FOO=bar exec >/dev/null		FOO is kept but not exported
-	 *   FOO=bar exec foobar		FOO is exported
-	 *   FOO=bar command exec >/dev/null	FOO is neither kept nor exported
-	 *   FOO=bar command			FOO is neither kept nor exported
-	 *   PATH=... foobar			use new PATH in foobar search
+	 *	FOO=bar exec >/dev/null		FOO is kept but not exported
+	 *	FOO=bar exec foobar		FOO is exported
+	 *	FOO=bar command exec >/dev/null	FOO is neither kept nor exported
+	 *	FOO=bar command			FOO is neither kept nor exported
+	 *	PATH=... foobar			use new PATH in foobar search
 	 */
 	keepasn_ok = 1;
 	while (tp && tp->type == CSHELL) {
@ -538,8 +536,7 @@ comexec(struct op *t, struct tbl *volatile tp, const char **ap,
 		rv = call_builtin(tp, (const char **)ap);
 		break;

-	case CFUNC:			/* function call */
-	    {
+	case CFUNC: {			/* function call */
 		volatile char old_xflag;
 		volatile Tflag old_inuse;
 		const char *volatile old_kshname;
@ -618,8 +615,8 @@ comexec(struct op *t, struct tbl *volatile tp, const char **ap,
 		kshname = old_kshname;
 		Flag(FXTRACE) = old_xflag;
 		tp->flag = (tp->flag & ~FINUSE) | old_inuse;
-		/* Were we deleted while executing?  If so, free the execution
-		 * tree.  todo: Unfortunately, the table entry is never re-used
+		/* Were we deleted while executing? If so, free the execution
+		 * tree. todo: Unfortunately, the table entry is never re-used
 		 * until the lookup table is expanded.
 		 */
 		if ((tp->flag & (FDELETE|FINUSE)) == FDELETE) {
@ -646,14 +643,14 @@ comexec(struct op *t, struct tbl *volatile tp, const char **ap,
 			internal_errorf("CFUNC %d", i);
 		}
 		break;
-	    }
+	}

 	case CEXEC:		/* executable command */
 	case CTALIAS:		/* tracked alias */
 		if (!(tp->flag&ISSET)) {
 			/* errno_ will be set if the named command was found
 			 * but could not be executed (permissions, no execute
-			 * bit, directory, etc).  Print out a (hopefully)
+			 * bit, directory, etc). Print out a (hopefully)
 			 * useful error message and set the exit status to 126.
 			 */
 			if (tp->u2.errno_) {
@ -799,7 +796,7 @@ shcomexec(const char **wp)
 }

 /*
- * Search function tables for a function.  If create set, a table entry
+ * Search function tables for a function. If create set, a table entry
 * is created if none is found.
 */
 struct tbl *
@ -824,7 +821,7 @@ findfunc(const char *name, unsigned int h, int create)
 }

 /*
- * define function.  Returns 1 if function is being undefined (t == 0) and
+ * define function. Returns 1 if function is being undefined (t == 0) and
 * function did not exist, returns 0 otherwise.
 */
 int
@ -1003,7 +1000,7 @@ flushcom(int all)	/* just relative or all */
 		}
 }

-/* Check if path is something we want to find.  Returns -1 for failure. */
+/* Check if path is something we want to find. Returns -1 for failure. */
 int
 search_access(const char *lpath, int mode,
    int *errnop)	/* set if candidate found, but not suitable */
@ -1018,7 +1015,7 @@ search_access(const char *lpath, int mode,
 		err = errno; /* File exists, but we can't access it */
 	else if (mode == X_OK && (!S_ISREG(statb.st_mode) ||
 	    !(statb.st_mode & (S_IXUSR|S_IXGRP|S_IXOTH)))) {
-	    /* This 'cause access() says root can execute everything */
+		/* This 'cause access() says root can execute everything */
 		ret = -1;
 		err = S_ISDIR(statb.st_mode) ? EISDIR : EACCES;
 	}
@ -1148,8 +1145,7 @@ iosetup(struct ioword *iop, struct tbl *tp)
 		/* cp may have wrong name */
 		break;

-	case IODUP:
-	    {
+	case IODUP: {
 		const char *emsg;

 		do_open = 0;
@ -1166,7 +1162,7 @@ iosetup(struct ioword *iop, struct tbl *tp)
 		if (u == iop->unit)
 			return (0);		/* "dup from" == "dup to" */
 		break;
-	    }
+	}
 	}

 	if (do_open) {
@ -1194,7 +1190,7 @@ iosetup(struct ioword *iop, struct tbl *tp)
 			e->savefd[iop->unit] = -1;
 		else
 			/* c_exec() assumes e->savefd[fd] set for any
-			 * redirections.  Ask savefd() not to close iop->unit;
+			 * redirections. Ask savefd() not to close iop->unit;
 			 * this allows error messages to be seen if iop->unit
 			 * is 2; also means we can't lose the fd (eg, both
 			 * dup2 below and dup2 in restfd() failing).
@ -1296,7 +1292,7 @@ herein(const char *content, int sub)
 		fd = errno;
 		warningf(true, "error writing %s: %s, %s", h->name,
 		    strerror(i), strerror(fd));
-		return (-2); /* special to iosetup(): don't print error */
+		return (-2);	/* special to iosetup(): don't print error */
 	}

 	return (fd);
@ -1429,8 +1425,8 @@ pr_list(char *const *ap)
 *	[[ ... ]] evaluation routines
 */

-/* Test if the current token is a whatever.  Accepts the current token if
- * it is.  Returns 0 if it is not, non-zero if it is (in the case of
+/* Test if the current token is a whatever. Accepts the current token if
+ * it is. Returns 0 if it is not, non-zero if it is (in the case of
 * TM_UNOP and TM_BINOP, the returned value is a Test_op).
 */
 static int
--- a/expr.c
+++ b/expr.c
@ -22,7 +22,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/expr.c,v 1.28 2009/06/08 20:13:07 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/expr.c,v 1.29 2009/06/10 18:12:45 tg Exp $");

 /* The order of these enums is constrained by the order of opinfo[] */
 enum token {
@ -79,7 +79,7 @@ struct opinfo {
 };

 /* Tokens in this table must be ordered so the longest are first
- * (eg, += before +).  If you change something, change the order
+ * (eg, += before +). If you change something, change the order
 * of enum token too.
 */
 static const struct opinfo opinfo[] = {
@ -138,9 +138,9 @@ struct expr_state {
 };

 #define bivui(x, op, y)	(es->natural ?			\
-	    (mksh_ari_t)((x)->val.u op (y)->val.u) :	\
-	    (mksh_ari_t)((x)->val.i op (y)->val.i)	\
-	)
+	(mksh_ari_t)((x)->val.u op (y)->val.u) :	\
+	(mksh_ari_t)((x)->val.i op (y)->val.i)		\
+)
 #define chvui(x, op)	do {			\
 	if (es->natural)			\
 		(x)->val.u = op (x)->val.u;	\
--- a/funcs.c
+++ b/funcs.c
@ -25,7 +25,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/funcs.c,v 1.113 2009/06/10 18:11:26 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/funcs.c,v 1.114 2009/06/10 18:12:46 tg Exp $");

 #if HAVE_KILLPG
 /*
@ -168,8 +168,7 @@ static const char *ptest_getopnd(Test_env *, Test_op, bool);
 static void ptest_error(Test_env *, int, const char *);
 static char *kill_fmt_entry(const void *, int, char *, int);
 static void p_time(struct shf *, bool, long, int, int,
-    const char *, const char *)
-    __attribute__((nonnull (6, 7)));
+    const char *, const char *) __attribute__((nonnull (6, 7)));

 int
 c_cd(const char **wp)
@ -465,8 +464,10 @@ c_print(const char **wp)
 				 */
 				case 'a': c = '\007'; break;
 				case 'b': c = '\b'; break;
-				case 'c': flags &= ~PO_NL;
-					  continue; /* AT&T brain damage */
+				case 'c':
+					flags &= ~PO_NL;
+					/* AT&T brain damage */
+					continue;
 				case 'f': c = '\f'; break;
 				case 'n': c = '\n'; break;
 				case 'r': c = '\r'; break;
@ -475,7 +476,7 @@ c_print(const char **wp)
 				case '0':
 					/* Look for an octal number: can have
 					 * three digits (not counting the
-					 * leading 0).  Truly burnt.
+					 * leading 0). Truly burnt.
 					 */
 					c = 0;
 					for (i = 0; i < 3; i++) {
@ -559,7 +560,7 @@ c_print(const char **wp)
 		int opipe = 0;

 		/* Ensure we aren't killed by a SIGPIPE while writing to
-		 * a coprocess.  at&t ksh doesn't seem to do this (seems
+		 * a coprocess. AT&T ksh doesn't seem to do this (seems
 		 * to just check that the co-process is alive which is
 		 * not enough).
 		 */
@ -624,7 +625,7 @@ c_whence(const char **wp)
 			fcflags |= FC_DEFPATH;
 		/* Convert command options to whence options - note that
 		 * command -pV uses a different path search than whence -v
-		 * or whence -pv.  This should be considered a feature.
+		 * or whence -pv. This should be considered a feature.
 		 */
 		vflag = Vflag;
 	}
@ -710,7 +711,7 @@ c_whence(const char **wp)
 int
 c_command(const char **wp)
 {
-	/* Let c_whence do the work.  Note that c_command() must be
+	/* Let c_whence do the work. Note that c_command() must be
 	 * a distinct function from c_whence() (tested in comexec()).
 	 */
 	return (c_whence(wp));
@ -752,7 +753,7 @@ c_typeset(const char **wp)
 	builtin_opt.flags |= GF_PLUSOPT;
 	/* at&t ksh seems to have 0-9 as options which are multiplied
 	 * to get a number that is used with -L, -R, -Z or -i (eg, -1R2
-	 * sets right justify in a field of 12).  This allows options
+	 * sets right justify in a field of 12). This allows options
 	 * to be grouped in an order (eg, -Lu12), but disallows -i8 -L3 and
 	 * does not allow the number to be specified as a separate argument
 	 * Here, the number must follow the RLZi option, but is optional
@ -771,7 +772,7 @@ c_typeset(const char **wp)
 			break;
 		case 'U':
 			/* at&t ksh uses u, but this conflicts with
-			 * upper/lower case.  If this option is changed,
+			 * upper/lower case. If this option is changed,
 			 * need to change the -U below as well
 			 */
 			flag = INT_U;
@ -845,7 +846,7 @@ c_typeset(const char **wp)
 	if (wp[builtin_opt.optind]) {
 		/* Take care of exclusions.
 		 * At this point, flags in fset are cleared in fclr and vise
-		 * versa.  This property should be preserved.
+		 * versa. This property should be preserved.
 		 */
 		if (fset & LCASEV)	/* LCASEV has priority over UCASEV_AL */
 			fset &= ~UCASEV_AL;
@ -1683,17 +1684,22 @@ c_umask(const char **wp)
 					case 'r': new_val |= 04; break;
 					case 'w': new_val |= 02; break;
 					case 'x': new_val |= 01; break;
-					case 'u': new_val |= old_umask >> 6;
-						  break;
-					case 'g': new_val |= old_umask >> 3;
-						  break;
-					case 'o': new_val |= old_umask >> 0;
-						  break;
-					case 'X': if (old_umask & 0111)
+					case 'u':
+						new_val |= old_umask >> 6;
+						break;
+					case 'g':
+						new_val |= old_umask >> 3;
+						break;
+					case 'o':
+						new_val |= old_umask >> 0;
+						break;
+					case 'X':
+						if (old_umask & 0111)
 							new_val |= 01;
-						  break;
-					case 's': /* ignored */
-						  break;
+						break;
+					case 's':
+						/* ignored */
+						break;
 					}
 				new_val = (new_val & 07) * positions;
 				switch (op) {
@ -1844,12 +1850,12 @@ c_read(const char **wp)
 	}

 	/* If we are reading from the co-process for the first time,
-	 * make sure the other side of the pipe is closed first.  This allows
+	 * make sure the other side of the pipe is closed first. This allows
 	 * the detection of eof.
 	 *
 	 * This is not compatible with at&t ksh... the fd is kept so another
 	 * coproc can be started with same output, however, this means eof
-	 * can't be detected...  This is why it is closed here.
+	 * can't be detected... This is why it is closed here.
 	 * If this call is removed, remove the eof check below, too.
 	 * coproc_readw_close(fd);
 	 */
@ -1978,13 +1984,14 @@ c_eval(const char **wp)
 	 *
 	 * A strict reading of POSIX says we don't do this (though
 	 * it is traditionally done). [from 1003.2-1992]
-	 *    3.9.1: Simple Commands
+	 *
+	 * 3.9.1: Simple Commands
 	 *	... If there is a command name, execution shall
-	 *	continue as described in 3.9.1.1.  If there
+	 *	continue as described in 3.9.1.1. If there
 	 *	is no command name, but the command contained a command
 	 *	substitution, the command shall complete with the exit
 	 *	status of the last command substitution
-	 *    3.9.1.1: Command Search and Execution
+	 * 3.9.1.1: Command Search and Execution
 	 *	...(1)...(a) If the command name matches the name of
 	 *	a special built-in utility, that special built-in
 	 *	utility shall be invoked.
@ -2118,7 +2125,7 @@ c_brkcont(const char **wp)

 	if (quit) {
 		/* at&t ksh doesn't print a message - just does what it
-		 * can.  We print a message 'cause it helps in debugging
+		 * can. We print a message 'cause it helps in debugging
 		 * scripts, but don't generate an error (ie, keep going).
 		 */
 		if (n == quit) {
@ -2126,7 +2133,7 @@ c_brkcont(const char **wp)
 			return (0);
 		}
 		/* POSIX says if n is too big, the last enclosing loop
-		 * shall be used.  Doesn't say to print an error but we
+		 * shall be used. Doesn't say to print an error but we
 		 * do anyway 'cause the user messed up.
 		 */
 		if (last_ep)
@ -2848,8 +2855,8 @@ test_primary(Test_env *te, bool do_eval)
 * Plain test (test and [ .. ]) specific routines.
 */

-/* Test if the current token is a whatever.  Accepts the current token if
- * it is.  Returns 0 if it is not, non-zero if it is (in the case of
+/* Test if the current token is a whatever. Accepts the current token if
+ * it is. Returns 0 if it is not, non-zero if it is (in the case of
 * TM_UNOP and TM_BINOP, the returned value is a Test_op).
 */
 static int
@ -3084,11 +3091,11 @@ c_rename(const char **wp)
 {
 	int rv = 1;

-	if (wp == NULL /* argv */ ||
-	    wp[0] == NULL /* name of builtin */ ||
-	    wp[1] == NULL /* first argument */ ||
-	    wp[2] == NULL /* second argument */ ||
-	    wp[3] != NULL /* no further args please */)
+	if (wp == NULL		/* argv */ ||
+	    wp[0] == NULL	/* name of builtin */ ||
+	    wp[1] == NULL	/* first argument */ ||
+	    wp[2] == NULL	/* second argument */ ||
+	    wp[3] != NULL	/* no further args please */)
 		bi_errorf(T_synerr);
 	else if ((rv = rename(wp[1], wp[2])) != 0) {
 		rv = errno;
--- a/histrap.c
+++ b/histrap.c
@ -26,7 +26,7 @@
 #include <sys/file.h>
 #endif

-__RCSID("$MirOS: src/bin/mksh/histrap.c,v 1.83 2009/06/08 20:06:46 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/histrap.c,v 1.84 2009/06/10 18:12:46 tg Exp $");

 /*-
 * MirOS: This is the default mapping type, and need not be specified.
@ -111,7 +111,7 @@ c_fc(const char **wp)
 		case 's':	/* posix version of -e - */
 			sflag++;
 			break;
-		  /* kludge city - accept -num as -- -num (kind of) */
+		/* kludge city - accept -num as -- -num (kind of) */
 		case '0': case '1': case '2': case '3': case '4':
 		case '5': case '6': case '7': case '8': case '9':
 			p = shf_smprintf("-%c%s",
@ -642,8 +642,9 @@ histsave(int *lnp, const char *cmd, bool dowrite __unused, bool ignoredups)
 /*
 *	Open a history file
 *	Format is:
- *	Bytes 1, 2: HMAGIC - just to check that we are dealing with
- *		    the correct object
+ *	Bytes 1, 2:
+ *		HMAGIC - just to check that we are dealing with
+ *		the correct object
 *	Then follows a number of stored commands
 *	Each command is
 *	<command byte><command number(4 bytes)><bytes><null>
@ -1196,7 +1197,7 @@ trap_pending(void)
 }

 /*
- * run any pending traps.  If intr is set, only run traps that
+ * run any pending traps. If intr is set, only run traps that
 * can interrupt commands.
 */
 void
@ -1363,7 +1364,7 @@ restore_pipe(int restore_dfl)
 		setsig(&sigtraps[SIGPIPE], SIG_DFL, SS_RESTORE_CURR);
 }

-/* Set action for a signal.  Action may not be set if original
+/* Set action for a signal. Action may not be set if original
 * action was SIG_IGN, depending on the value of flags and FTALKING.
 */
 int
@ -1374,7 +1375,7 @@ setsig(Trap *p, sig_t f, int flags)
 	if (p->signal == SIGEXIT_ || p->signal == SIGERR_)
 		return (1);

-	/* First time setting this signal?  If so, get and note the current
+	/* First time setting this signal? If so, get and note the current
 	 * setting.
 	 */
 	if (!(p->flags & (TF_ORIG_IGN|TF_ORIG_DFL))) {
@ -1395,7 +1396,7 @@ setsig(Trap *p, sig_t f, int flags)
 	setexecsig(p, flags & SS_RESTORE_MASK);

 	/* This is here 'cause there should be a way of clearing shtraps, but
-	 * don't know if this is a sane way of doing it.  At the moment,
+	 * don't know if this is a sane way of doing it. At the moment,
 	 * all users of shtrap are lifetime users (SIGCHLD, SIGALRM, SIGWINCH).
 	 */
 	if (!(flags & SS_USER))
--- a/jobs.c
+++ b/jobs.c
@ -22,7 +22,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/jobs.c,v 1.55 2009/06/08 20:34:40 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/jobs.c,v 1.56 2009/06/10 18:12:47 tg Exp $");

 #if HAVE_KILLPG
 #define mksh_killpg		killpg
@ -720,7 +720,7 @@ j_resume(const char *cp, int bg)
 				    NULL);
 				bi_errorf("1st tcsetpgrp(%d, %d) failed: %s",
 				    tty_fd,
-				    (int) ((j->flags & JF_SAVEDTTYPGRP) ?
+				    (int)((j->flags & JF_SAVEDTTYPGRP) ?
 				    j->saved_ttypgrp : j->pgrp),
 				    strerror(rv));
 				return (1);
@ -995,7 +995,7 @@ j_waitj(Job *j,
 		if (Flag(FMONITOR) && ttypgrp_ok && j->pgrp) {
 			/*
 			 * Save the tty's current pgrp so it can be restored
-			 * when the job is foregrounded.  This is to
+			 * when the job is foregrounded. This is to
 			 * deal with things like the GNU su which does
 			 * a fork/exec instead of an exec (the fork means
 			 * the execed shell gets a different pid from its
@ -1019,7 +1019,7 @@ j_waitj(Job *j,
 #endif
 		if (tty_fd >= 0) {
 			/* Only restore tty settings if job was originally
-			 * started in the foreground.  Problems can be
+			 * started in the foreground. Problems can be
 			 * caused by things like 'more foobar &' which will
 			 * typically get and save the shell's vi/emacs tty
 			 * settings before setting up the tty for itself;
@ -1032,7 +1032,7 @@ j_waitj(Job *j,
 			} else {
 				tcsetattr(tty_fd, TCSADRAIN, &tty_state);
 				/* Don't use tty mode if job is stopped and
-				 * later restarted and exits.  Consider
+				 * later restarted and exits. Consider
 				 * the sequence:
 				 *	vi foo (stopped)
 				 *	...
@ -1048,7 +1048,7 @@ j_waitj(Job *j,
 		}
 #ifndef MKSH_UNEMPLOYED
 		/* If it looks like user hit ^C to kill a job, pretend we got
-		 * one too to break out of for loops, etc.  (at&t ksh does this
+		 * one too to break out of for loops, etc. (at&t ksh does this
 		 * even when not monitoring, but this doesn't make sense since
 		 * a tty generated ^C goes to the whole process group)
 		 */
@ -1155,7 +1155,7 @@ j_sigchld(int sig __unused)

 /*
 * Called only when a process in j has exited/stopped (ie, called only
- * from j_sigchld()).  If no processes are running, the job status
+ * from j_sigchld()). If no processes are running, the job status
 * and state are updated, asynchronous job notification is done and,
 * if unneeded, the job is removed.
 *
@ -1238,7 +1238,7 @@ check_job(Job *j)
 						fd = ep->savefd[2];
 				shf_reopen(fd, SHF_WR, shl_j);
 			}
-			/* Can't call j_notify() as it removes jobs.  The job
+			/* Can't call j_notify() as it removes jobs. The job
 			 * must stay in the job list as j_waitj() may be
 			 * running with this job.
 			 */
@ -1279,7 +1279,7 @@ j_print(Job *j, int how, struct shf *shf)

 	if (how == JP_PGRP) {
 		/* POSIX doesn't say what to do it there is no process
-		 * group leader (ie, !FMONITOR).  We arbitrarily return
+		 * group leader (ie, !FMONITOR). We arbitrarily return
 		 * last pid (which is what $! returns).
 		 */
 		shf_fprintf(shf, "%d\n", (int)(j->pgrp ? j->pgrp :
@ -1287,7 +1287,7 @@ j_print(Job *j, int how, struct shf *shf)
 		return;
 	}
 	j->flags &= ~JF_CHANGED;
-	filler = j->job > 10 ?  "\n       " : "\n      ";
+	filler = j->job > 10 ? "\n       " : "\n      ";
 	if (j == job_list)
 		jobchar = '+';
 	else if (j == job_list->next)
--- a/lex.c
+++ b/lex.c
@ -22,7 +22,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/lex.c,v 1.86 2009/06/08 20:06:47 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/lex.c,v 1.87 2009/06/10 18:12:47 tg Exp $");

 /*
 * states while lexing word
@ -129,19 +129,19 @@ static int ignore_backslash_newline;

 #define STATE_BSIZE	32

-#define PUSH_STATE(s)	do { \
-			    if (++statep == state_info.end) \
-				statep = push_state_(&state_info, statep); \
-			    state = statep->ls_state = (s); \
-			} while (0)
+#define PUSH_STATE(s)	do {					\
+	if (++statep == state_info.end)				\
+		statep = push_state_(&state_info, statep);	\
+	state = statep->ls_state = (s);				\
+} while (0)

-#define POP_STATE()	do { \
-			    if (--statep == state_info.base) \
-				statep = pop_state_(&state_info, statep); \
-			    state = statep->ls_state; \
-			} while (0)
+#define POP_STATE()	do {					\
+	if (--statep == state_info.base)			\
+		statep = pop_state_(&state_info, statep);	\
+	state = statep->ls_state;				\
+} while (0)

-/*
+/**
 * Lexical analyser
 *
 * tokens are not regular expressions, they are LL(1).
@ -259,9 +259,9 @@ yylex(int cf)
 						Source *s;

 						s = pushs(SREREAD,
-							  source->areap);
-						s->start = s->str
-							= s->u.freeme = tmp;
+						    source->areap);
+						s->start = s->str =
+						    s->u.freeme = tmp;
 						s->next = source;
 						source = s;
 					}
@ -655,7 +655,7 @@ yylex(int cf)
 			/*(*/
 			if (c == ')') {
 				if (statep->ls_sletparen.nparen > 0)
-				    --statep->ls_sletparen.nparen;
+					--statep->ls_sletparen.nparen;
 				/*(*/
 				else if ((c2 = getsc()) == ')') {
 					c = 0;
@ -855,11 +855,11 @@ yylex(int cf)
 				c = (c == ';') ? BREAK :
 				    (c == '|') ? LOGOR :
 				    (c == '&') ? LOGAND :
-				    /*
-				     * this is the place where
-				     * ((...); (...))
-				     * and similar is broken
-				     */
+				/*
+				 * this is the place where
+				 * ((...); (...))
+				 * and similar is broken
+				 */
 				    /* c == '(' ) */ MDPAREN;
 			else if (c == '|' && c2 == '&')
 				c = COPROC;
@ -1132,7 +1132,7 @@ getsc__(void)
 				/* At this point, we need to keep the current
 				 * alias in the source list so recursive
 				 * aliases can be detected and we also need
-				 * to return the next character.  Do this
+				 * to return the next character. Do this
 				 * by temporarily popping the alias to get
 				 * the next character and then put it back
 				 * in the source list with the SF_ALIASEND
@ -1238,7 +1238,7 @@ getsc_line(Source *s)
 			xp--; /* ...and move back again */
 		}
 		/* flush any unwanted input so other programs/builtins
-		 * can read it.  Not very optimal, but less error prone
+		 * can read it. Not very optimal, but less error prone
 		 * than flushing else where, dealing with redirections,
 		 * etc..
 		 * todo: reduce size of shf buffer (~128?) if SSTDIN
@ -1318,7 +1318,7 @@ set_prompt(int to, Source *s)
 			if (sigsetjmp(e->jbuf, 0)) {
 				prompt = safe_prompt;
 				/* Don't print an error - assume it has already
-				 * been printed.  Reason is we may have forked
+				 * been printed. Reason is we may have forked
 				 * to run a command and the child may be
 				 * unwinding its stack through this code as it
 				 * exits.
@ -1404,10 +1404,9 @@ static char *
 get_brace_var(XString *wsp, char *wp)
 {
 	enum parse_state {
-			   PS_INITIAL, PS_SAW_HASH, PS_IDENT,
-			   PS_NUMBER, PS_VAR1, PS_END
-			 }
-		state;
+		PS_INITIAL, PS_SAW_HASH, PS_IDENT,
+		PS_NUMBER, PS_VAR1, PS_END
+	} state;
 	char c;

 	state = PS_INITIAL;
--- a/main.c
+++ b/main.c
@ -33,7 +33,7 @@
 #include <locale.h>
 #endif

-__RCSID("$MirOS: src/bin/mksh/main.c,v 1.131 2009/06/08 20:06:47 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/main.c,v 1.132 2009/06/10 18:12:47 tg Exp $");

 extern char **environ;

@ -189,13 +189,13 @@ main(int argc, const char *argv[])
 	 */
 	Flag(FNOHUP) = 1;

-	/* Turn on brace expansion by default.  AT&T kshs that have
+	/* Turn on brace expansion by default. AT&T kshs that have
 	 * alternation always have it on.
 	 */
 	Flag(FBRACEEXPAND) = 1;

 	/* Set edit mode to emacs by default, may be overridden
-	 * by the environment or the user.  Also, we want tab completion
+	 * by the environment or the user. Also, we want tab completion
 	 * on in vi by default. */
 	change_flag(FEMACS, OF_SPECIAL, 1);
 #ifndef MKSH_NOVI
@ -535,7 +535,7 @@ shell(Source * volatile s, volatile int toplevel)
 				    wastty)
 					s->type = SSTDIN;
 				/* Used by exit command to get back to
-				 * top level shell.  Kind of strange since
+				 * top level shell. Kind of strange since
 				 * interactive is set if we are reading from
 				 * a tty, but to have stopped jobs, one only
 				 * needs FMONITOR set (not FTALKING/SF_TTY)...
@ -773,7 +773,7 @@ remove_temps(struct temp *tp)
 			unlink(tp->name);
 }

-/* Initialise tty_fd.  Used for saving/reseting tty modes upon
+/* Initialise tty_fd. Used for saving/reseting tty modes upon
 * foreground job completion and for setting up tty process group.
 */
 void
--- a/misc.c
+++ b/misc.c
@ -29,7 +29,7 @@
 #include <grp.h>
 #endif

-__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.109 2009/06/08 20:06:48 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.110 2009/06/10 18:12:48 tg Exp $");

 #undef USE_CHVT
 #if defined(TIOCSCTTY) && !defined(MKSH_SMALL)
@ -103,56 +103,56 @@ const struct shoption options[] = {
 	 * Options are sorted by their longnames - the order of these
 	 * entries MUST match the order of sh_flag F* enumerations in sh.h.
 	 */
-	{ "allexport",	'a',		OF_ANY },
+	{ "allexport",		'a',	OF_ANY },
 #if HAVE_ARC4RANDOM
-	{ "arc4random",	  0,		OF_ANY },
+	{ "arc4random",		0,	OF_ANY },
 #endif
-	{ "braceexpand",  0,		OF_ANY }, /* non-standard */
+	{ "braceexpand",	0,	OF_ANY },	/* non-standard */
 #if HAVE_NICE
-	{ "bgnice",	  0,		OF_ANY },
+	{ "bgnice",		0,	OF_ANY },
 #endif
-	{ NULL,		'c',	    OF_CMDLINE },
-	{ "emacs",	  0,		OF_ANY },
-	{ "errexit",	'e',		OF_ANY },
-	{ "gmacs",	  0,		OF_ANY },
-	{ "ignoreeof",	  0,		OF_ANY },
-	{ "interactive",'i',	    OF_CMDLINE },
-	{ "keyword",	'k',		OF_ANY },
-	{ "login",	'l',	    OF_CMDLINE },
-	{ "markdirs",	'X',		OF_ANY },
+	{ NULL,			'c',	OF_CMDLINE },
+	{ "emacs",		0,	OF_ANY },
+	{ "errexit",		'e',	OF_ANY },
+	{ "gmacs",		0,	OF_ANY },
+	{ "ignoreeof",		0,	OF_ANY },
+	{ "interactive",	'i',	OF_CMDLINE },
+	{ "keyword",		'k',	OF_ANY },
+	{ "login",		'l',	OF_CMDLINE },
+	{ "markdirs",		'X',	OF_ANY },
 #ifndef MKSH_UNEMPLOYED
-	{ "monitor",	'm',		OF_ANY },
+	{ "monitor",		'm',	OF_ANY },
 #else
-	{ NULL,		'm',		0      }, /* needed */
+	{ NULL,			'm',	0 },		/* needed */
 #endif
-	{ "noclobber",	'C',		OF_ANY },
-	{ "noexec",	'n',		OF_ANY },
-	{ "noglob",	'f',		OF_ANY },
-	{ "nohup",	  0,		OF_ANY },
-	{ "nolog",	  0,		OF_ANY }, /* no effect */
+	{ "noclobber",		'C',	OF_ANY },
+	{ "noexec",		'n',	OF_ANY },
+	{ "noglob",		'f',	OF_ANY },
+	{ "nohup",		0,	OF_ANY },
+	{ "nolog",		0,	OF_ANY },	/* no effect */
 #ifndef MKSH_UNEMPLOYED
-	{ "notify",	'b',		OF_ANY },
+	{ "notify",		'b',	OF_ANY },
 #endif
-	{ "nounset",	'u',		OF_ANY },
-	{ "physical",	  0,		OF_ANY }, /* non-standard */
-	{ "posix",	  0,		OF_ANY }, /* non-standard */
-	{ "privileged",	'p',		OF_ANY },
-	{ "restricted",	'r',	    OF_CMDLINE },
-	{ "stdin",	's',	    OF_CMDLINE }, /* pseudo non-standard */
-	{ "trackall",	'h',		OF_ANY },
-	{ "utf8-mode",	'U',		OF_ANY }, /* non-standard */
-	{ "verbose",	'v',		OF_ANY },
+	{ "nounset",		'u',	OF_ANY },
+	{ "physical",		0,	OF_ANY },	/* non-standard */
+	{ "posix",		0,	OF_ANY },	/* non-standard */
+	{ "privileged",		'p',	OF_ANY },
+	{ "restricted",		'r',	OF_CMDLINE },
+	{ "stdin",		's',	OF_CMDLINE },	/* pseudo non-st.. */
+	{ "trackall",		'h',	OF_ANY },
+	{ "utf8-mode",		'U',	OF_ANY },	/* non-standard */
+	{ "verbose",		'v',	OF_ANY },
 #ifndef MKSH_NOVI
-	{ "vi",		  0,		OF_ANY },
-	{ "viraw",	  0,		OF_ANY }, /* no effect */
-	{ "vi-tabcomplete",  0,		OF_ANY }, /* non-standard */
-	{ "vi-esccomplete",  0,		OF_ANY }, /* non-standard */
+	{ "vi",			0,	OF_ANY },
+	{ "viraw",		0,	OF_ANY },	/* no effect */
+	{ "vi-tabcomplete",	0,	OF_ANY },	/* non-standard */
+	{ "vi-esccomplete",	0,	OF_ANY },	/* non-standard */
 #endif
-	{ "xtrace",	'x',		OF_ANY },
+	{ "xtrace",		'x',	OF_ANY },
 	/* Anonymous flags: used internally by shell only
 	 * (not visible to user)
 	 */
-	{ NULL,		 0,	   OF_INTERNAL }, /* FTALKING_I */
+	{ NULL,			0,	OF_INTERNAL }, /* FTALKING_I */
 };

 /*
@ -287,7 +287,7 @@ change_flag(enum sh_flag f,
 	}
 }

-/* parse command line & set command arguments.  returns the index of
+/* Parse command line & set command arguments. Returns the index of
 * non-option arguments, -1 if there is an error.
 */
 int
@ -303,7 +303,7 @@ parse_args(const char **argv,
 	size_t i;
 	int optc, sortargs = 0, arrayset = 0;

-	/* First call?  Build option strings... */
+	/* First call? Build option strings... */
 	if (cmd_opts[0] == '\0') {
 		char *p = cmd_opts, *q = set_opts;

@ -376,7 +376,7 @@ parse_args(const char **argv,
 			if ((i != (size_t)-1) && set == Flag(i))
 				/* Don't check the context if the flag
 				 * isn't changing - makes "set -o interactive"
-				 * work if you're already interactive.  Needed
+				 * work if you're already interactive. Needed
 				 * if the output of "set +o" is to be used.
 				 */
 				;
@ -521,7 +521,7 @@ gmatchx(const char *s, const char *p, bool isfile)
 	se = s + strlen(s);
 	pe = p + strlen(p);
 	/* isfile is false iff no syntax check has been done on
-	 * the pattern.  If check fails, just to a strcmp().
+	 * the pattern. If check fails, just to a strcmp().
 	 */
 	if (!isfile && !has_globbing(p, pe)) {
 		size_t len = pe - p + 1;
@ -644,10 +644,10 @@ do_gmatch(const unsigned char *s, const unsigned char *se,
 			} while (s++ < se);
 			return (0);

-		  /*
-		   * [*+?@!](pattern|pattern|..)
-		   * This is also needed for ${..%..}, etc.
-		   */
+		/**
+		 * [*+?@!](pattern|pattern|..)
+		 * This is also needed for ${..%..}, etc.
+		 */
 		case 0x80|'+': /* matches one or more times */
 		case 0x80|'*': /* matches zero or more times */
 			if (!(prest = pat_scan(p, pe, 0)))
@ -822,11 +822,11 @@ ksh_getopt_reset(Getopt *go, int flags)
 *	  the option is missing).
 *	  Used for 'read -u2', 'print -u2' and fc -40.
 *	- '#' is like ':' in options, expect that the argument is optional
- *	  and must start with a digit.  If the argument doesn't start with a
+ *	  and must start with a digit. If the argument doesn't start with a
 *	  digit, it is assumed to be missing and normal option processing
 *	  continues (optarg is set to 0 if the option is missing).
 *	  Used for 'typeset -LZ4'.
- *	- accepts +c as well as -c IF the GF_PLUSOPT flag is present.  If an
+ *	- accepts +c as well as -c IF the GF_PLUSOPT flag is present. If an
 *	  option starting with + is accepted, the GI_PLUS flag will be set
 *	  in go->info.
 */
@ -904,7 +904,7 @@ ksh_getopt(const char **argv, Getopt *go, const char *optionsp)
 		go->p = 0;
 	} else if (*o == '#') {
 		/* argument is optional and may be attached or unattached
-		 * but must start with a digit.  optarg is set to 0 if the
+		 * but must start with a digit. optarg is set to 0 if the
 		 * argument is missing.
 		 */
 		if (argv[go->optind - 1][go->p]) {
@ -973,7 +973,7 @@ print_columns(struct shf *shf, int n,
 	if (x_cols < MIN_COLS)
 		change_winsz();

-	/* max_width + 1 for the space.  Note that no space
+	/* max_width + 1 for the space. Note that no space
 	 * is printed after the last column to avoid problems
 	 * with terminals that have auto-wrap.
 	 */
@ -1204,13 +1204,13 @@ simplify_path(char *pathl)
 		very_start++;

 	/* Before			After
-	 *  /foo/			/foo
-	 *  /foo/../../bar		/bar
-	 *  /foo/./blah/..		/foo
-	 *  .				.
-	 *  ..				..
-	 *  ./foo			foo
-	 *  foo/../../../bar		../../bar
+	 * /foo/			/foo
+	 * /foo/../../bar		/bar
+	 * /foo/./blah/..		/foo
+	 * .				.
+	 * ..				..
+	 * ./foo			foo
+	 * foo/../../../bar		../../bar
 	 */

 	for (cur = t = start = very_start; ; ) {
--- a/setmode.c
+++ b/setmode.c
@ -1,4 +1,3 @@
-/**	$MirOS: src/bin/mksh/setmode.c,v 1.12 2009/04/07 18:41:37 tg Rel $ */
 /*	$OpenBSD: setmode.c,v 1.17 2005/08/08 08:05:34 espie Exp $	*/
 /*	$NetBSD: setmode.c,v 1.15 1997/02/07 22:21:06 christos Exp $	*/

@ -57,13 +56,13 @@
 #endif

 __SCCSID("@(#)setmode.c	8.2 (Berkeley) 3/25/94");
-__RCSID("$MirOS: src/bin/mksh/setmode.c,v 1.12 2009/04/07 18:41:37 tg Rel $");
+__RCSID("$MirOS: src/bin/mksh/setmode.c,v 1.14 2009/06/10 18:12:48 tg Rel $");
 __RCSID("$miros: src/lib/libc/gen/setmode.c,v 1.12 2009/06/10 18:12:42 tg Exp $");

 /* for mksh */
 #ifdef ksh_isdigit
 #undef isdigit
-#define isdigit 	ksh_isdigit
+#define isdigit		ksh_isdigit
 #endif

 #ifndef S_ISTXT
@ -110,7 +109,7 @@ getmode(const void *bbox, mode_t omode)
 		/*
 		 * When copying the user, group or other bits around, we "know"
 		 * where the bits are in the mode so that we can do shifts to
-		 * copy them around.  If we don't use shifts, it gets real
+		 * copy them around. If we don't use shifts, it gets real
 		 * grundgy with lots of single bit checks and bit sets.
 		 */
 		case 'u':
@ -126,7 +125,7 @@ getmode(const void *bbox, mode_t omode)
 common:
 			if (set->cmd2 & CMD2_CLR) {
 				clrval =
-				    (set->cmd2 & CMD2_SET) ?  S_IRWXO : value;
+				    (set->cmd2 & CMD2_SET) ? S_IRWXO : value;
 				if (set->cmd2 & CMD2_UBITS)
 					newmode &= ~((clrval<<6) & set->bits);
 				if (set->cmd2 & CMD2_GBITS)
@ -199,7 +198,7 @@ setmode(const char *p)

 	/*
 	 * Get a copy of the mask for the permissions that are mask relative.
-	 * Flip the bits, we want what's not set.  Since it's possible that
+	 * Flip the bits, we want what's not set. Since it's possible that
 	 * the caller is opening files inside a signal handler, protect them
 	 * as best we can.
 	 */
@ -420,8 +419,8 @@ dumpmode(BITCMD *set)

 /*
 * Given an array of bitcmd structures, compress by compacting consecutive
- * '+', '-' and 'X' commands into at most 3 commands, one of each.  The 'u',
- * 'g' and 'o' commands continue to be separate.  They could probably be
+ * '+', '-' and 'X' commands into at most 3 commands, one of each. The 'u',
+ * 'g' and 'o' commands continue to be separate. They could probably be
 * compacted, but it's not worth the effort.
 */
 static void
--- a/sh.h
+++ b/sh.h
@ -122,7 +122,7 @@
 #define __SCCSID(x)	__IDSTRING(sccsid,x)

 #ifdef EXTERN
-__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.309 2009/06/10 18:11:27 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.310 2009/06/10 18:12:48 tg Rel $");
 #endif
 #define MKSH_VERSION "R38 2009/06/10"

@ -667,11 +667,11 @@ EXTERN int really_exit;
 */
 #define C_ALPHA	 BIT(0)		/* a-z_A-Z */
 #define C_DIGIT	 BIT(1)		/* 0-9 */
-#define C_LEX1	 BIT(2)		/* \0 \t\n|&;<>() */
+#define C_LEX1	 BIT(2)		/* \t \n\0|&;<>() */
 #define C_VAR1	 BIT(3)		/* *@#!$-? */
 #define C_IFSWS	 BIT(4)		/* \t \n (IFS white space) */
 #define C_SUBOP1 BIT(5)		/* "=-+?" */
-#define C_QUOTE	 BIT(6)		/*  \n\t"#$&'()*;<>?[]\`| (needing quoting) */
+#define C_QUOTE	 BIT(6)		/* \t \n"#$&'()*;<>?[]\`| (needing quoting) */
 #define C_IFS	 BIT(7)		/* $IFS */
 #define C_SUBOP2 BIT(8)		/* "#%" (magic, see below) */

@ -885,8 +885,8 @@ struct tbl {			/* table item */
 /* Attributes that can be set by the user (used to decide if an unset param
 * should be repoted by set/typeset). Does not include ARRAY or LOCAL.
 */
-#define USERATTRIB	(EXPORT|INTEGER|RDONLY|LJUST|RJUST|ZEROFIL\
-			    |LCASEV|UCASEV_AL|INT_U|INT_L)
+#define USERATTRIB	(EXPORT|INTEGER|RDONLY|LJUST|RJUST|ZEROFIL|\
+			    LCASEV|UCASEV_AL|INT_U|INT_L)

 /* command types */
 #define CNONE		0	/* undefined */
@ -1215,10 +1215,10 @@ struct source {
 	const char *str;	/* input pointer */
 	const char *start;	/* start of current buffer */
 	union {
-		const char **strv; /* string [] */
-		struct shf *shf;   /* shell file */
-		struct tbl *tblp;  /* alias (SF_HASALIAS) */
-		char *freeme;	   /* also for SREREAD */
+		const char **strv;	/* string [] */
+		struct shf *shf;	/* shell file */
+		struct tbl *tblp;	/* alias (SF_HASALIAS) */
+		char *freeme;		/* also for SREREAD */
 	} u;
 	const char *file;	/* input file name */
 	int	type;		/* input type */
--- a/shf.c
+++ b/shf.c
@ -22,14 +22,14 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/shf.c,v 1.29 2009/06/08 20:06:49 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/shf.c,v 1.30 2009/06/10 18:12:49 tg Exp $");

 /* flags to shf_emptybuf() */
 #define EB_READSW	0x01	/* about to switch to reading */
 #define EB_GROW		0x02	/* grow buffer if necessary (STRING+DYNAMIC) */

 /*
- * Replacement stdio routines.  Stdio is too flakey on too many machines
+ * Replacement stdio routines. Stdio is too flakey on too many machines
 * to be useful when you have multiple processes using the same underlying
 * file descriptors.
 */
@ -37,8 +37,8 @@ __RCSID("$MirOS: src/bin/mksh/shf.c,v 1.29 2009/06/08 20:06:49 tg Exp $");
 static int shf_fillbuf(struct shf *);
 static int shf_emptybuf(struct shf *, int);

-/* Open a file.  First three args are for open(), last arg is flags for
- * this package.  Returns NULL if file could not be opened, or if a dup
+/* Open a file. First three args are for open(), last arg is flags for
+ * this package. Returns NULL if file could not be opened, or if a dup
 * fails.
 */
 struct shf *
@ -79,7 +79,7 @@ shf_open(const char *name, int oflags, int mode, int sflags)
 	return (shf_reopen(fd, sflags, shf));
 }

-/* Set up the shf structure for a file descriptor.  Doesn't fail. */
+/* Set up the shf structure for a file descriptor. Doesn't fail. */
 struct shf *
 shf_fdopen(int fd, int sflags, struct shf *shf)
 {
@ -183,12 +183,12 @@ shf_reopen(int fd, int sflags, struct shf *shf)
 	return (shf);
 }

-/* Open a string for reading or writing.  If reading, bsize is the number
- * of bytes that can be read.  If writing, bsize is the maximum number of
- * bytes that can be written.  If shf is not null, it is filled in and
- * returned, if it is null, shf is allocated.  If writing and buf is null
+/* Open a string for reading or writing. If reading, bsize is the number
+ * of bytes that can be read. If writing, bsize is the maximum number of
+ * bytes that can be written. If shf is not null, it is filled in and
+ * returned, if it is null, shf is allocated. If writing and buf is null
 * and SHF_DYNAMIC is set, the buffer is allocated (if bsize > 0, it is
- * used for the initial size).  Doesn't fail.
+ * used for the initial size). Doesn't fail.
 * When writing, a byte is reserved for a trailing null - see shf_sclose().
 */
 struct shf *
@ -280,7 +280,7 @@ shf_sclose(struct shf *shf)
 }

 /* Un-read what has been read but not examined, or write what has been
- * buffered.  Returns 0 for success, EOF for (write) error.
+ * buffered. Returns 0 for success, EOF for (write) error.
 */
 int
 shf_flush(struct shf *shf)
@ -310,8 +310,8 @@ shf_flush(struct shf *shf)
 	return (0);
 }

-/* Write out any buffered data.  If currently reading, flushes the read
- * buffer.  Returns 0 for success, EOF for (write) error.
+/* Write out any buffered data. If currently reading, flushes the read
+ * buffer. Returns 0 for success, EOF for (write) error.
 */
 static int
 shf_emptybuf(struct shf *shf, int flags)
@ -391,7 +391,7 @@ shf_emptybuf(struct shf *shf, int flags)
 	return (ret);
 }

-/* Fill up a read buffer.  Returns EOF for a read error, 0 otherwise. */
+/* Fill up a read buffer. Returns EOF for a read error, 0 otherwise. */
 static int
 shf_fillbuf(struct shf *shf)
 {
@ -434,7 +434,7 @@ shf_fillbuf(struct shf *shf)
 	return (0);
 }

-/* Read a buffer from shf.  Returns the number of bytes read into buf,
+/* Read a buffer from shf. Returns the number of bytes read into buf,
 * if no bytes were read, returns 0 if end of file was seen, EOF if
 * a read error occurred.
 */
@ -468,8 +468,8 @@ shf_read(char *buf, int bsize, struct shf *shf)
 	    orig_bsize - bsize);
 }

-/* Read up to a newline or EOF.  The newline is put in buf; buf is always
- * null terminated.  Returns NULL on read error or if nothing was read before
+/* Read up to a newline or EOF. The newline is put in buf; buf is always
+ * null terminated. Returns NULL on read error or if nothing was read before
 * end of file, returns a pointer to the null byte in buf otherwise.
 */
 char *
@ -510,7 +510,7 @@ shf_getse(char *buf, int bsize, struct shf *shf)
 	return (buf);
 }

-/* Returns the char read.  Returns EOF for error and end of file. */
+/* Returns the char read. Returns EOF for error and end of file. */
 int
 shf_getchar(struct shf *shf)
 {
@ -523,7 +523,7 @@ shf_getchar(struct shf *shf)
 	return (*shf->rp++);
 }

-/* Put a character back in the input stream.  Returns the character if
+/* Put a character back in the input stream. Returns the character if
 * successful, EOF if there is no room.
 */
 int
@ -558,7 +558,7 @@ shf_ungetc(int c, struct shf *shf)
 	return (c);
 }

-/* Write a character.  Returns the character if successful, EOF if
+/* Write a character. Returns the character if successful, EOF if
 * the char could not be written.
 */
 int
@ -600,7 +600,7 @@ shf_putchar(int c, struct shf *shf)
 	return (c);
 }

-/* Write a string.  Returns the length of the string if successful, EOF if
+/* Write a string. Returns the length of the string if successful, EOF if
 * the string could not be written.
 */
 int
@ -612,7 +612,7 @@ shf_puts(const char *s, struct shf *shf)
 	return (shf_write(s, strlen(s), shf));
 }

-/* Write a buffer.  Returns nbytes if successful, EOF if there is an error. */
+/* Write a buffer. Returns nbytes if successful, EOF if there is an error. */
 int
 shf_write(const char *buf, int nbytes, struct shf *shf)
 {
@ -761,11 +761,11 @@ shf_vfprintf(struct shf *shf, const char *fmt, va_list args)
 			continue;
 		}
 		/*
-		 *  This will accept flags/fields in any order - not
-		 *  just the order specified in printf(3), but this is
-		 *  the way _doprnt() seems to work (on bsd and sysV).
-		 *  The only restriction is that the format character must
-		 *  come last :-).
+		 * This will accept flags/fields in any order - not
+		 * just the order specified in printf(3), but this is
+		 * the way _doprnt() seems to work (on bsd and sysV).
+		 * The only restriction is that the format character must
+		 * come last :-).
 		 */
 		flags = field = precision = 0;
 		for ( ; (c = *fmt++) ; ) {
@ -861,7 +861,7 @@ shf_vfprintf(struct shf *shf, const char *fmt, va_list args)
 			 * For shorts, we want sign extend for %d but not
 			 * for %[oxu] - on 16 bit machines it doesn't matter.
 			 * Assumes C compiler has converted shorts to ints
-			 * before pushing them.  XXX optimise this -tg
+			 * before pushing them. XXX optimise this -tg
 			 */
 			if (flags & FL_LONG)
 				lnum = va_arg(args, unsigned long);
@ -905,8 +905,7 @@ shf_vfprintf(struct shf *shf, const char *fmt, va_list args)
 				break;

 			case 'p':
-			case 'x':
-			    {
+			case 'x': {
 				const char *digits = (flags & FL_UPPER) ?
 				    "0123456789ABCDEF" :
 				    "0123456789abcdef";
@ -919,7 +918,7 @@ shf_vfprintf(struct shf *shf, const char *fmt, va_list args)
 					*--cp = (flags & FL_UPPER) ? 'X' : 'x';
 					*--cp = '0';
 				}
-			    }
+			}
 			}
 			len = numbuf + sizeof(numbuf) - (s = cp);
 			if (flags & FL_DOT) {
--- a/strlcpy.c
+++ b/strlcpy.c
@ -18,11 +18,11 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/strlcpy.c,v 1.6 2009/05/27 09:58:24 tg Rel $");
+__RCSID("$MirOS: src/bin/mksh/strlcpy.c,v 1.7 2009/06/10 18:12:50 tg Rel $");

 /*
- * Copy src to string dst of size siz.  At most siz-1 characters
- * will be copied.  Always NUL terminates (unless siz == 0).
+ * Copy src to string dst of size siz. At most siz-1 characters
+ * will be copied. Always NUL terminates (unless siz == 0).
 * Returns strlen(src); if retval >= siz, truncation occurred.
 */
 size_t
--- a/syn.c
+++ b/syn.c
@ -22,7 +22,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/syn.c,v 1.36 2009/06/08 20:06:49 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/syn.c,v 1.37 2009/06/10 18:12:50 tg Exp $");

 struct nesting_state {
 	int start_token;	/* token than began nesting (eg, FOR) */
@ -143,7 +143,7 @@ c_list(int multi)
 			break;
 		else if (c == '&' || c == COPROC)
 			p = block(c == '&' ? TASYNC : TCOPROC,
-				  p, NOBLOCK, NOWORDS);
+			    p, NOBLOCK, NOWORDS);
 		else if (c != ';')
 			have_sep = 0;
 		if (!t)
@ -302,7 +302,7 @@ get_command(int cf)
 				t = function_body(XPptrv(args)[0], false);
 				goto Leave;
 is_wdarrassign:
-			  {
+			{
 				static const char set_cmd0[] = {
 					CHAR, 'e', CHAR, 'v',
 					CHAR, 'a', CHAR, 'l', EOS
@ -335,7 +335,7 @@ get_command(int cf)
 				musthave(LWORD,LETARRAY);
 				XPput(args, yylval.cp);
 				break;
-			  }
+			}

 			default:
 				goto Leave;
@ -353,8 +353,7 @@ get_command(int cf)
 		t = nested(TBRACE, '{', '}');
 		break;

-	case MDPAREN:
-	  {
+	case MDPAREN: {
 		static const char let_cmd[] = {
 			CHAR, 'l', CHAR, 'e',
 			CHAR, 't', EOS
@ -367,7 +366,7 @@ get_command(int cf)
 		musthave(LWORD,LETEXPR);
 		XPput(args, yylval.cp);
 		break;
-	  }
+	}

 	case DBRACKET: /* [[ .. ]] */
 		/* Leave KEYWORD in syniocf (allow if [[ -n 1 ]] then ...) */
@ -603,11 +602,11 @@ function_body(char *name,
 	bool old_func_parse;

 	sname = wdstrip(name, false, false);
-	/* Check for valid characters in name.  posix and ksh93 say only
+	/* Check for valid characters in name. posix and ksh93 say only
 	 * allow [a-zA-Z_0-9] but this allows more as old pdkshs have
 	 * allowed more (the following were never allowed:
 	 *	nul space nl tab $ ' " \ ` ( ) & | ; = < >
-	 *  C_QUOTE covers all but = and adds # [ ] ? *)
+	 * C_QUOTE covers all but = and adds # [ ] ? *)
 	 */
 	for (p = sname; *p; p++)
 		if (ctype(*p, C_QUOTE) || *p == '=')
@ -620,7 +619,7 @@ function_body(char *name,

 	/* Note that POSIX allows only compound statements after foo(), sh and
 	 * at&t ksh allow any command, go with the later since it shouldn't
-	 * break anything.  However, for function foo, at&t ksh only accepts
+	 * break anything. However, for function foo, at&t ksh only accepts
 	 * an open-brace.
 	 */
 	if (ksh_func) {
@ -894,8 +893,8 @@ const char db_close[] = { CHAR, ']', CHAR, ']', EOS };
 const char db_lthan[] = { CHAR, '<', EOS };
 const char db_gthan[] = { CHAR, '>', EOS };

-/* Test if the current token is a whatever.  Accepts the current token if
- * it is.  Returns 0 if it is not, non-zero if it is (in the case of
+/* Test if the current token is a whatever. Accepts the current token if
+ * it is. Returns 0 if it is not, non-zero if it is (in the case of
 * TM_UNOP and TM_BINOP, the returned value is a Test_op).
 */
 static int
--- a/tree.c
+++ b/tree.c
@ -22,7 +22,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/tree.c,v 1.27 2009/06/08 20:06:49 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/tree.c,v 1.28 2009/06/10 18:12:50 tg Exp $");

 #define INDENT	4

@ -84,8 +84,7 @@ ptree(struct op *t, int indent, struct shf *shf)
 		shf_puts("! ", shf);
 		t = t->right;
 		goto Chain;
-	case TDBRACKET:
-	  {
+	case TDBRACKET: {
 		int i;

 		shf_puts("[[", shf);
@ -93,7 +92,7 @@ ptree(struct op *t, int indent, struct shf *shf)
 			fptreef(shf, indent, " %S", t->args[i]);
 		shf_puts(" ]] ", shf);
 		break;
-	  }
+	}
 	case TSELECT:
 		fptreef(shf, indent, "select %s ", t->str);
 		/* FALLTHRU */
--- a/var.c
+++ b/var.c
@ -22,7 +22,7 @@

 #include "sh.h"

-__RCSID("$MirOS: src/bin/mksh/var.c,v 1.73 2009/06/08 20:06:50 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/var.c,v 1.74 2009/06/10 18:12:51 tg Exp $");

 /*
 * Variables
@ -133,7 +133,7 @@ initvar(void)
 	}
 }

-/* Used to calculate an array index for global()/local().  Sets *arrayp to
+/* Used to calculate an array index for global()/local(). Sets *arrayp to
 * non-zero if this is an array, sets *valp to the array index, returns
 * the basename of the array.
 */
@ -303,8 +303,9 @@ str_val(struct tbl *vp)
 	else if (!(vp->flag&INTEGER))	/* string source */
 		s = vp->val.s + vp->type;
 	else {				/* integer source */
-		/* worst case number length is when base=2, so use BITS(long) */
-		/*      minus  base #   number                     NUL */
+		/* worst case number length is when base=2 */
+		/* 1 (minus) + 2 (base, up to 36) + 1 ('#') + number of bits
+		 * in the mksh_uari_t + 1 (NUL) */
 		char strbuf[1 + 2 + 1 + 8 * sizeof(mksh_uari_t) + 1];
 		const char *digits = (vp->flag & UCASEV_AL) ?
 		    "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ" :
@ -650,7 +651,7 @@ typeset(const char *var, Tflag set, Tflag clr, int field, int base)
 		if (len == 0)
 			return (NULL);
 		/* IMPORT is only used when the shell starts up and is
-		 * setting up its environment.  Allow only simple array
+		 * setting up its environment. Allow only simple array
 		 * references at this time since parameter/command substitution
 		 * is preformed on the [expression] which would be a major
 		 * security hole.
@ -684,7 +685,7 @@ typeset(const char *var, Tflag set, Tflag clr, int field, int base)

 	vpbase = (vp->flag & ARRAY) ? global(arrayname(var)) : vp;

-	/* only allow export flag to be set.  at&t ksh allows any attribute to
+	/* only allow export flag to be set. at&t ksh allows any attribute to
 	 * be changed which means it can be truncated or modified (-L/-R/-Z/-i)
 	 */
 	if ((vpbase->flag&RDONLY) &&
@ -775,7 +776,7 @@ typeset(const char *var, Tflag set, Tflag clr, int field, int base)
 	return (vp);
 }

-/* Unset a variable.  array_ref is set if there was an array reference in
+/* Unset a variable. array_ref is set if there was an array reference in
 * the name lookup (eg, x[2]).
 */
 void
@ -820,7 +821,7 @@ skip_varname(const char *s, int aok)
 	return (s);
 }

-/* Return a pointer to the first character past any legal variable name.  */
+/* Return a pointer to the first character past any legal variable name */
 const char *
 skip_wdvarname(const char *s,
    int aok)				/* skip array de-reference? */
@ -1086,7 +1087,7 @@ getspec(struct tbl *vp)
 		break;
 	case V_COLUMNS:
 	case V_LINES:
-		/* Do NOT export COLUMNS/LINES.  Many applications
+		/* Do NOT export COLUMNS/LINES. Many applications
 		 * check COLUMNS/LINES before checking ws.ws_col/row,
 		 * so if the app is started with C/L in the environ
 		 * and the window is then resized, the app won't
@ -1219,14 +1220,14 @@ unsetspec(struct tbl *vp)
 		unspecial(vp->name);
 		break;

-	  /* at&t ksh man page says OPTIND, OPTARG and _ lose special meaning,
-	   * but OPTARG does not (still set by getopts) and _ is also still
-	   * set in various places.
-	   * Don't know what at&t does for:
-	   *		HISTSIZE, HISTFILE,
-	   * Unsetting these in at&t ksh does not loose the 'specialness':
-	   *    no effect: IFS, COLUMNS, PATH, TMPDIR
-	   */
+	/* at&t ksh man page says OPTIND, OPTARG and _ lose special meaning,
+	 * but OPTARG does not (still set by getopts) and _ is also still
+	 * set in various places.
+	 * Don't know what at&t does for:
+	 *		HISTSIZE, HISTFILE,
+	 * Unsetting these in at&t ksh does not loose the 'specialness':
+	 * no effect: IFS, COLUMNS, PATH, TMPDIR
+	 */
 	}
 }

@ -1272,7 +1273,7 @@ arraysearch(struct tbl *vp, uint32_t val)
 }

 /* Return the length of an array reference (eg, [1+2]) - cp is assumed
- * to point to the open bracket.  Returns 0 if there is no matching closing
+ * to point to the open bracket. Returns 0 if there is no matching closing
 * bracket.
 */
 int
@ -1327,7 +1328,7 @@ set_array(const char *var, int reset, const char **vals)
 		/* trash existing values and attributes */
 		unset(vp, 0);
 	/* todo: would be nice for assignment to completely succeed or
-	 * completely fail.  Only really effects integer arrays:
+	 * completely fail. Only really effects integer arrays:
 	 * evaluation of some of vals[] may fail...
 	 */
 	for (i = 0; vals[i]; i++) {