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authorRoberto E. Vargas Caballero <k0ga@shike2.com>2015-09-08 12:10:11 +0200
committerRoberto E. Vargas Caballero <k0ga@shike2.com>2015-09-08 12:10:11 +0200
commit1f087aa8b70fce67e7c43f689b5fb35667b5d84c (patch)
tree26115eec179a2a29e31a21e81a1daea6b88207ac
parent473326f2e3115f4b745730be782b2eba63e0934c (diff)
downloadst-1f087aa8b70fce67e7c43f689b5fb35667b5d84c.tar.gz
Add key to send a break to the serial line
-rw-r--r--config.def.h1
-rw-r--r--st.13
-rw-r--r--st.c9
3 files changed, 13 insertions, 0 deletions
diff --git a/config.def.h b/config.def.h
index 11a0c02..7129fa1 100644
--- a/config.def.h
+++ b/config.def.h
@@ -134,6 +134,7 @@ static Mousekey mshortcuts[] = {
static Shortcut shortcuts[] = {
/* mask keysym function argument */
+ { XK_NO_MOD, XK_Pause, sendbreak, {.i = 0} },
{ ControlMask, XK_Print, toggleprinter, {.i = 0} },
{ ShiftMask, XK_Print, printscreen, {.i = 0} },
{ XK_ANY_MOD, XK_Print, printsel, {.i = 0} },
diff --git a/st.1 b/st.1
index 29e3163..f2f3f0e 100644
--- a/st.1
+++ b/st.1
@@ -122,6 +122,9 @@ and all the remaining arguments are used as a command
even without it.
.SH SHORTCUTS
.TP
+.B Pause
+Send a break in the serial line
+.TP
.B Ctrl-Print Screen
Toggle if st should print to the
.I iofile.
diff --git a/st.c b/st.c
index 256f8f5..7804316 100644
--- a/st.c
+++ b/st.c
@@ -17,6 +17,7 @@
#include <sys/time.h>
#include <sys/types.h>
#include <sys/wait.h>
+#include <termios.h>
#include <time.h>
#include <unistd.h>
#include <libgen.h>
@@ -333,6 +334,7 @@ static void xzoomreset(const Arg *);
static void printsel(const Arg *);
static void printscreen(const Arg *) ;
static void toggleprinter(const Arg *);
+static void sendbreak(const Arg *);
/* Config.h for applying patches and the configuration. */
#include "config.h"
@@ -2579,6 +2581,13 @@ strreset(void)
}
void
+sendbreak(const Arg *arg)
+{
+ if (tcsendbreak(cmdfd, 0))
+ perror("Error sending break");
+}
+
+void
tprinter(char *s, size_t len)
{
if (iofd != -1 && xwrite(iofd, s, len) < 0) {