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[PATCH] stty: add support for "stick" parity
From: |
Colin Leitner |
Subject: |
[PATCH] stty: add support for "stick" parity |
Date: |
Sat, 16 Nov 2013 12:14:18 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130922 Icedove/17.0.9 |
Add support for the CMSPAR flag to stty. Includes documentation and a
mention in NEWS as it's a user visible change.
Signed-off-by: Colin Leitner <address@hidden>
---
NEWS | 2 ++
doc/coreutils.texi | 9 +++++++++
src/stty.c | 4 ++++
tests/misc/stty.sh | 2 +-
4 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/NEWS b/NEWS
index 22fb814..b6dab62 100644
--- a/NEWS
+++ b/NEWS
@@ -105,6 +105,8 @@ GNU coreutils NEWS -*-
outline -*-
split --line-bytes=SIZE, now only allocates memory as needed rather
than allocating SIZE bytes at program start.
+ stty now supports configuring "stick" (mark/space) parity where available.
+
** Build-related
factor now builds on aarch64 based systems [bug introduced in coreutils-8.20]
diff --git a/doc/coreutils.texi b/doc/coreutils.texi
index 3ae39d1..292c795 100644
--- a/doc/coreutils.texi
+++ b/doc/coreutils.texi
@@ -13792,6 +13792,15 @@ May be negated.
@cindex even parity
Set odd parity (even if negated). May be negated.
+@item cmspar
+@opindex cmspar
+@cindex stick parity
+@cindex mark parity
+@cindex space parity
+Use "stick" (mark/space) parity. If parodd is set, the partiy bit is always 1;
+if parodd is not set, the parity bit is always zero. Non-POSIX@. May be
+negated.
+
@item cs5
@itemx cs6
@itemx cs7
diff --git a/src/stty.c b/src/stty.c
index e518839..c95217e 100644
--- a/src/stty.c
+++ b/src/stty.c
@@ -205,6 +205,9 @@ static struct mode_info const mode_info[] =
{
{"parenb", control, REV, PARENB, 0},
{"parodd", control, REV, PARODD, 0},
+#ifdef CMSPAR
+ {"cmspar", control, REV, CMSPAR, 0},
+#endif
{"cs5", control, 0, CS5, CSIZE},
{"cs6", control, 0, CS6, CSIZE},
{"cs7", control, 0, CS7, CSIZE},
@@ -593,6 +596,7 @@ Control settings:\n\
[-]hupcl same as [-]hup\n\
[-]parenb generate parity bit in output and expect parity bit in
input\n\
[-]parodd set odd parity (or even parity with '-')\n\
+ * [-]cmspar use \"stick\" (mark/space) parity\n\
"), stdout);
fputs (_("\
\n\
diff --git a/tests/misc/stty.sh b/tests/misc/stty.sh
index 2f9b9a3..2c1317e 100755
--- a/tests/misc/stty.sh
+++ b/tests/misc/stty.sh
@@ -52,7 +52,7 @@ for opt in $options; do
# other serial control settings give the same error. So skip them.
# Also on ppc*|sparc* glibc platforms 'icanon' gives the same error.
# See: http://debbugs.gnu.org/7228#14
- case $opt in parenb|parodd|cstopb|crtscts|cdtrdsr|icanon) continue;; esac
+ case $opt in parenb|parodd|cmspar|cstopb|crtscts|cdtrdsr|icanon) continue;;
esac
stty $opt || fail=1
--
1.7.10.4
- [PATCH] stty: add support for "stick" parity,
Colin Leitner <=