1 files changed, 29 insertions, 1 deletions
diff --git a/main/asterisk.c b/main/asterisk.c
index b4eeedb5c..512314ef0 100644
--- a/main/asterisk.c
+++ b/main/asterisk.c
@@ -124,6 +124,7 @@ int daemon(int, int);  /* defined in libresolv of all places */
 #include "asterisk/linkedlists.h"
 #include "asterisk/devicestate.h"
 #include "asterisk/module.h"
+#include "asterisk/zapata.h"
 
 #include "asterisk/doxyref.h"		/* Doxygen documentation */
 
@@ -2892,7 +2893,34 @@ int main(int argc, char *argv[])
 		printf(term_quit());
 		exit(1);
 	}
-
+#ifdef HAVE_ZAPTEL
+	{
+		int fd;
+		int x = 160;
+		fd = open("/dev/zap/timer", O_RDWR);
+		if (fd >= 0) {
+			if (ioctl(fd, ZT_TIMERCONFIG, &x)) {
+				ast_log(LOG_ERROR, "You have Zaptel built and drivers loaded, but the Zaptel timer test failed to set ZT_TIMERCONFIG to %d.\n", x);
+				exit(1);
+			}
+			if ((x = ast_wait_for_input(fd, 300)) < 0) {
+				ast_log(LOG_ERROR, "You have Zaptel built and drivers loaded, but the Zaptel timer could not be polled during the Zaptel timer test.\n");
+				exit(1);
+			}
+			if (!x) {
+				const char zaptel_timer_error[] = {
+					"Asterisk has detected a problem with your Zaptel configuration and will shutdown for your protection.  You have options:"
+					"\n\t1. You only have to compile Zaptel support into Asterisk if you need it.  One option is to recompile without Zaptel support."
+					"\n\t2. You only have to load Zaptel drivers if you want to take advantage of Zaptel services.  One option is to unload zaptel modules if you don't need them."
+					"\n\t3. If you need Zaptel services, you must correctly configure Zaptel."
+				};
+				ast_log(LOG_ERROR, "%s\n", zaptel_timer_error);
+				exit(1);
+			}
+			close(fd);
+		}
+	}
+#endif
 	threadstorage_init();
 
 	astobj2_init();