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 <[email protected]> --- 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
