xiaoxiang781216 commented on code in PR #19116:
URL: https://github.com/apache/nuttx/pull/19116#discussion_r3394605864
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sched/signal/sig_suspend.c:
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@@ -108,6 +108,7 @@ int sigsuspend(FAR const sigset_t *set)
* signals that will be unblocked by the new sigprocmask.
*/
+#ifdef CONFIG_ENABLE_ALL_SIGNALS
if (nxsig_unmask_pendingsignal())
Review Comment:
partial enable should still support sigprocmask, here is the difference:
1. enable all: support both signal callback and signal wakup(e..g sigwait)
2. partial enable: only support signal wakup
3. disable all: all signal function is removed
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