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[src/trunk]: src/usr.bin/indent port the -ut / -nut options from freebsd. -u...
details: https://anonhg.NetBSD.org/src/rev/7acc7326d08a
branches: trunk
changeset: 802145:7acc7326d08a
user: mrg <mrg%NetBSD.org@localhost>
date: Thu Sep 04 04:06:07 2014 +0000
description:
port the -ut / -nut options from freebsd. -ut (default) enables tabs
in output, the -nut uses spaces.
diffstat:
usr.bin/indent/args.c | 10 ++++++++--
usr.bin/indent/indent.1 | 15 +++++++++++++--
usr.bin/indent/indent.c | 43 +++++++++++++++++++++++++++++++++++++++----
usr.bin/indent/indent_globs.h | 4 +++-
usr.bin/indent/io.c | 12 +++++++-----
5 files changed, 70 insertions(+), 14 deletions(-)
diffs (220 lines):
diff -r e5a70533bf72 -r 7acc7326d08a usr.bin/indent/args.c
--- a/usr.bin/indent/args.c Thu Sep 04 02:39:41 2014 +0000
+++ b/usr.bin/indent/args.c Thu Sep 04 04:06:07 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: args.c,v 1.10 2009/04/12 11:09:49 lukem Exp $ */
+/* $NetBSD: args.c,v 1.11 2014/09/04 04:06:07 mrg Exp $ */
/*
* Copyright (c) 1980, 1993
@@ -68,7 +68,7 @@
#if 0
static char sccsid[] = "@(#)args.c 8.1 (Berkeley) 6/6/93";
#else
-__RCSID("$NetBSD: args.c,v 1.10 2009/04/12 11:09:49 lukem Exp $");
+__RCSID("$NetBSD: args.c,v 1.11 2014/09/04 04:06:07 mrg Exp $");
#endif
#endif /* not lint */
@@ -274,6 +274,9 @@
"nsc", PRO_BOOL, true, OFF, &star_comment_cont
},
{
+ "nut", PRO_BOOL, true, OFF, &use_tabs
+ },
+ {
"nsob", PRO_BOOL, false, OFF, &swallow_optional_blanklines
},
{
@@ -301,6 +304,9 @@
"troff", PRO_BOOL, false, ON, &troff
},
{
+ "ut", PRO_BOOL, true, ON, &use_tabs
+ },
+ {
"v", PRO_BOOL, false, ON, &verbose
},
/* whew! */
diff -r e5a70533bf72 -r 7acc7326d08a usr.bin/indent/indent.1
--- a/usr.bin/indent/indent.1 Thu Sep 04 02:39:41 2014 +0000
+++ b/usr.bin/indent/indent.1 Thu Sep 04 04:06:07 2014 +0000
@@ -1,4 +1,4 @@
-.\" $NetBSD: indent.1,v 1.22 2012/10/13 14:18:17 njoly Exp $
+.\" $NetBSD: indent.1,v 1.23 2014/09/04 04:06:07 mrg Exp $
.\"
.\" Copyright (c) 1980, 1990, 1993
.\" The Regents of the University of California. All rights reserved.
@@ -61,7 +61,7 @@
.\"
.\" from: @(#)indent.1 8.1 (Berkeley) 7/1/93
.\"
-.Dd July 1, 1993
+.Dd September 2, 2014
.Dt INDENT 1
.Os
.Sh NAME
@@ -98,6 +98,7 @@
.Op Fl sob | Fl nsob
.Op Fl \&st
.Op Fl troff
+.Op Fl ut | Fl nut
.Op Fl v | Fl \&nv
.Sh DESCRIPTION
.Nm
@@ -135,6 +136,11 @@
checks to make sure it is different from
.Ar input-file .
.Pp
+If no
+.Ar input-file
+is specified
+input is read from stdin and the formatted file is written to stdout.
+.Pp
The options listed below control the formatting style imposed by
.Nm .
.Bl -tag -width Op
@@ -417,6 +423,11 @@
.Xr vgrind 1 .
If the output file is not specified, the default is standard output,
rather than formatting in place.
+.It Fl ut , nut
+Enables (disables) the use of tab characters in the output.
+Tabs are assumed to be aligned on columns divisible by 8.
+The default is
+.Fl ut .
.It Fl v , \&nv
.Fl v
turns on `verbose' mode;
diff -r e5a70533bf72 -r 7acc7326d08a usr.bin/indent/indent.c
--- a/usr.bin/indent/indent.c Thu Sep 04 02:39:41 2014 +0000
+++ b/usr.bin/indent/indent.c Thu Sep 04 04:06:07 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: indent.c,v 1.18 2009/04/12 11:09:49 lukem Exp $ */
+/* $NetBSD: indent.c,v 1.19 2014/09/04 04:06:07 mrg Exp $ */
/*
* Copyright (c) 1980, 1993
@@ -75,7 +75,7 @@
#if 0
static char sccsid[] = "@(#)indent.c 5.17 (Berkeley) 6/7/93";
#else
-__RCSID("$NetBSD: indent.c,v 1.18 2009/04/12 11:09:49 lukem Exp $");
+__RCSID("$NetBSD: indent.c,v 1.19 2014/09/04 04:06:07 mrg Exp $");
#endif
#endif /* not lint */
@@ -123,6 +123,7 @@
* without the matching : in a <c>?<s>:<s>
* construct */
const char *t_ptr; /* used for copying tokens */
+ int tabs_to_var = 0; /* true if using tabs to indent to var name */
int type_code; /* the type of token, returned by lexi */
int last_else = 0; /* true iff last keyword was an else */
@@ -998,6 +999,7 @@
* : i);
*/
dec_ind = ps.decl_indent > 0 ? ps.decl_indent : i;
+ tabs_to_var = (use_tabs ? ps.decl_indent > 0 : 0);
goto copy_id;
case ident: /* got an identifier or constant */
@@ -1012,11 +1014,44 @@
sprintf(e_code, "\n.De %dp+\200p\n", dec_ind * 7);
ps.dumped_decl_indent = 1;
e_code += strlen(e_code);
- } else
- while ((e_code - s_code) < dec_ind) {
+ CHECK_SIZE_CODE;
+ } else {
+ int cur_dec_ind;
+ int pos, startpos;
+
+ /*
+ * in order to get the tab math right for
+ * indentations that are not multiples of 8 we
+ * need to modify both startpos and dec_ind
+ * (cur_dec_ind) here by eight minus the
+ * remainder of the current starting column
+ * divided by eight. This seems to be a
+ * properly working fix
+ */
+ startpos = e_code - s_code;
+ cur_dec_ind = dec_ind;
+ pos = startpos;
+ if ((ps.ind_level * ps.ind_size) % 8 != 0) {
+ pos += (ps.ind_level * ps.ind_size) % 8;
+ cur_dec_ind += (ps.ind_level * ps.ind_size) % 8;
+ }
+
+ if (tabs_to_var) {
+ while ((pos & ~7) + 8 <= cur_dec_ind) {
+ CHECK_SIZE_CODE;
+ *e_code++ = '\t';
+ pos = (pos & ~7) + 8;
+ }
+ }
+ while (pos < cur_dec_ind) {
CHECK_SIZE_CODE;
*e_code++ = ' ';
+ pos++;
}
+ if (ps.want_blank && e_code - s_code == startpos)
+ *e_code++ = ' ';
+ ps.want_blank = false;
+ }
}
} else {
if (dec_ind && s_code != e_code)
diff -r e5a70533bf72 -r 7acc7326d08a usr.bin/indent/indent_globs.h
--- a/usr.bin/indent/indent_globs.h Thu Sep 04 02:39:41 2014 +0000
+++ b/usr.bin/indent/indent_globs.h Thu Sep 04 04:06:07 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: indent_globs.h,v 1.9 2009/04/12 11:09:49 lukem Exp $ */
+/* $NetBSD: indent_globs.h,v 1.10 2014/09/04 04:06:07 mrg Exp $ */
/*
* Copyright (c) 1980, 1993
@@ -222,6 +222,8 @@
* "for(e;e;e)" should be indented an extra
* tab stop so that they don't conflict with
* the code that follows */
+EXTERN int use_tabs; /* set true to use tabs for spacing,
+ * false uses all spaces */
/* -troff font state information */
diff -r e5a70533bf72 -r 7acc7326d08a usr.bin/indent/io.c
--- a/usr.bin/indent/io.c Thu Sep 04 02:39:41 2014 +0000
+++ b/usr.bin/indent/io.c Thu Sep 04 04:06:07 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: io.c,v 1.14 2009/04/12 11:09:49 lukem Exp $ */
+/* $NetBSD: io.c,v 1.15 2014/09/04 04:06:07 mrg Exp $ */
/*
* Copyright (c) 1980, 1993
@@ -68,7 +68,7 @@
#if 0
static char sccsid[] = "@(#)io.c 8.1 (Berkeley) 6/6/93";
#else
-__RCSID("$NetBSD: io.c,v 1.14 2009/04/12 11:09:49 lukem Exp $");
+__RCSID("$NetBSD: io.c,v 1.15 2014/09/04 04:06:07 mrg Exp $");
#endif
#endif /* not lint */
@@ -516,9 +516,11 @@
if (current >= target)
return (current); /* line is already long enough */
curr = current;
- while ((tcur = ((curr - 1) & tabmask) + tabsize + 1) <= target) {
- putc('\t', output);
- curr = tcur;
+ if (use_tabs) {
+ while ((tcur = ((curr - 1) & tabmask) + tabsize + 1) <= target) {
+ putc('\t', output);
+ curr = tcur;
+ }
}
while (curr++ < target)
putc(' ', output); /* pad with final blanks */
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