Move stty setup/teardown to separate script; add hconnect script.

1 files changed, 38 insertions, 0 deletions

diff --git a/tool/withstty b/tool/withstty
new file mode 100755
index 0000000..9f23565
--- /dev/null
+++ b/tool/withstty
@@ -0,0 +1,38 @@
+#!/bin/bash
+
+set -eu
+
+OLD_SETTINGS="$(stty -g -F /dev/ttyUSB0)"
+
+stty -F /dev/ttyUSB0 \
+    1000000 \
+    -drain \
+    -clocal \
+    cread \
+    crtscts \
+    cs8 \
+    cstopb \
+    -hup \
+    parenb \
+    parodd \
+    -cmspar \
+    -igncr \
+    ignpar \
+    -parmrk \
+    inpck \
+    -istrip \
+    -ixany \
+    -ixoff \
+    -ixon \
+    -echo \
+    -icanon \
+    -onlcr
+
+set +e
+"$@"
+ERROR="$?"
+set -e
+
+stty -drain "$OLD_SETTINGS" -F /dev/ttyUSB0 2> /dev/null
+
+exit "$ERROR"