Make sure cgps terminates on SIGHUP. Document this.

3 files changed, 9 insertions, 0 deletions

diff --git a/cgps.c b/cgps.c
index 5626f07f..772407c6 100644
--- a/cgps.c
+++ b/cgps.c
@@ -57,6 +57,7 @@ static void die(int sig UNUSED)
 {
     /* Ignore signals. */
     (void)signal(SIGINT,SIG_IGN);
+    (void)signal(SIGHUP,SIG_IGN);
 
     /* Move the cursor to the bottom left corner. */
     (void)mvcur(0,COLS-1,LINES-1,0);
@@ -349,6 +350,7 @@ int main(int argc, char *argv[])
     (void)noecho();
     (void)nodelay(stdscr,(bool)TRUE);
     (void)signal(SIGINT,die);
+    (void)signal(SIGHUP,die);
 
     /* Here's where updates go. */
     gps_set_raw_hook(gpsdata, update_panel);
diff --git a/xgps.1 b/xgps.1
index d89f1594..a31267db 100644
--- a/xgps.1
+++ b/xgps.1
@@ -95,6 +95,9 @@ Rather than use X resources to detemine which units to use, cgps looks at variab
               POSIX      = miles/feet
               [other]    = km/meters
 
+.PP
+cgps terminates when you send it a SIGHUP or SIGINT; given default terminal settings this will happen when you type Ctl\-C at it\&. It will also terminate on 'q'
+
 .SH "SEE ALSO"
 
 .PP
diff --git a/xgps.xml b/xgps.xml
index 140a4d5a..7f7327f6 100644
--- a/xgps.xml
+++ b/xgps.xml
@@ -142,6 +142,10 @@ Here are the variables and values it checks:</para>
               [other]    = km/meters
 </screen>
 
+<para><application>cgps</application> terminates when you send it a
+SIGHUP or SIGINT; given default terminal settings this will happen
+when you type Ctl-C at it.  It will also terminate on 'q'</para>
+
 </refsect2>
 </refsect1>
 <refsect1 id='see_also'><title>SEE ALSO</title>