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authorMattias Andrée <maandree@operamail.com>2014-09-09 06:01:46 +0200
committerMattias Andrée <maandree@operamail.com>2014-09-09 06:01:46 +0200
commit8089bbab4b8384c0b2c0922d3964ab163ef04e52 (patch)
tree975ff0fba0c23926f2b7052b71e30f33d2e6b873
parentimplement support for get-vt and configure-vt messages (diff)
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broadcast switching-vt
Signed-off-by: Mattias Andrée <maandree@operamail.com>
-rw-r--r--src/mds-vt.c37
-rw-r--r--src/mds-vt.h10
2 files changed, 42 insertions, 5 deletions
diff --git a/src/mds-vt.c b/src/mds-vt.c
index 8784058..8b2f276 100644
--- a/src/mds-vt.c
+++ b/src/mds-vt.c
@@ -371,12 +371,15 @@ int master_loop(void)
{
if (switching_vt)
{
- /* FIXME */
+ int leaving = switching_vt == 1;
+ switching_vt = 0;
+ r = switch_vt(leaving);
}
-
- if (r = mds_message_read(&received, socket_fd), r == 0)
- if (r = handle_message(), r == 0)
- continue;
+ else
+ if (r = mds_message_read(&received, socket_fd), r == 0)
+ r = handle_message();
+ if (r == 0)
+ continue;
if (r == -2)
{
@@ -414,6 +417,30 @@ int master_loop(void)
/**
+ * Perform a VT switch requested by the OS kernel
+ *
+ * @param leave_foreground Whether the display is leaving the foreground
+ * @return Zero on success, -1 on error
+ */
+int switch_vt(int leave_foreground)
+{
+ char buf[46 + 12 + 3 * sizeof(int)];
+
+ sprintf(buf,
+ "Command: switching-vt\n"
+ "Message ID: %" PRIu32 "\n"
+ "Status: %s\n"
+ "\n",
+ message_id,
+ leave_foreground ? "deactivating" : "activating");
+
+ message_id = message_id == UINT32_MAX ? 0 : (message_id + 1);
+
+ return -!!full_send(buf, strlen(buf));
+}
+
+
+/**
* Handle the received message
*
* @return Zero on success, -1 on error
diff --git a/src/mds-vt.h b/src/mds-vt.h
index 922e543..93e05de 100644
--- a/src/mds-vt.h
+++ b/src/mds-vt.h
@@ -25,6 +25,16 @@
#include <linux/vt.h>
+
+/**
+ * Perform a VT switch requested by the OS kernel
+ *
+ * @param leave_foreground Whether the display is leaving the foreground
+ * @return Zero on success, -1 on error
+ */
+int switch_vt(int leave_foreground);
+
+
/**
* Handle the received message
*