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-rw-r--r--lib/utils_cmd.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/utils_cmd.h b/lib/utils_cmd.h
index ebaf15be..6f3aeb81 100644
--- a/lib/utils_cmd.h
+++ b/lib/utils_cmd.h
@@ -32,4 +32,17 @@ void cmd_init (void);
#define CMD_NO_ARRAYS 0x01 /* don't populate arrays at all */
#define CMD_NO_ASSOC 0x02 /* output.line won't point to buf */
+/* This variable must be global, since there's no way the caller
+ * can forcibly slay a dead or ungainly running program otherwise.
+ * Multithreading apps and plugins can initialize it (via CMD_INIT)
+ * in an async safe manner PRIOR to calling cmd_run() or cmd_run_array()
+ * for the first time.
+ *
+ * The check for initialized values is atomic and can
+ * occur in any number of threads simultaneously. */
+static pid_t *_cmd_pids = NULL;
+
+RETSIGTYPE timeout_alarm_handler (int);
+
+
#endif /* _UTILS_CMD_ */