xiaoxiang781216 commented on a change in pull request #4627:
URL: https://github.com/apache/incubator-nuttx/pull/4627#discussion_r719109893
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File path: include/signal.h
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@@ -234,6 +234,14 @@
# endif
#endif
+/* SIGEXIT is to trigger atext/on_exit logic */
+
+#ifndef CONFIG_SIG_SIGEXIT
+# define SIGEXIT 18
Review comment:
Yes. BTW, to follow the strict user/kernel separation, it's better to
move all default signal handler to userspace side.
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