tests: add tests on function util_signal_search

2 files changed, 5 insertions, 0 deletions

diff --git a/src/core/wee-util.c b/src/core/wee-util.c
index cd4892a7c..1e4c282f9 100644
--- a/src/core/wee-util.c
+++ b/src/core/wee-util.c
@@ -422,6 +422,9 @@ util_signal_search (const char *name)
 {
     int i;
 
+    if (!name)
+        return -1;
+
     for (i = 0; util_signals[i].name; i++)
     {
         if (string_strcasecmp (util_signals[i].name, name) == 0)
diff --git a/src/core/wee-util.h b/src/core/wee-util.h
index 223017f8a..d287a2da0 100644
--- a/src/core/wee-util.h
+++ b/src/core/wee-util.h
@@ -36,6 +36,8 @@ struct t_util_signal
     int signal;                        /* signal number                     */
 };
 
+extern struct t_util_signal util_signals[];
+
 /* limits */
 extern void util_setrlimit ();