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-rw-r--r--lib/mlibc/tests/posix/pthread_kill.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/lib/mlibc/tests/posix/pthread_kill.c b/lib/mlibc/tests/posix/pthread_kill.c
new file mode 100644
index 0000000..b740b70
--- /dev/null
+++ b/lib/mlibc/tests/posix/pthread_kill.c
@@ -0,0 +1,46 @@
+#include <assert.h>
+#include <pthread.h>
+#include <signal.h>
+
+_Atomic int handler_ready = 0;
+_Atomic int thread_signal_ran = 0;
+
+static void sig_handler(int sig, siginfo_t *info, void *ctx) {
+ (void)sig;
+ (void)info;
+ (void)ctx;
+
+ thread_signal_ran = 1;
+}
+
+static void *worker(void *arg) {
+ (void)arg;
+
+ struct sigaction sa;
+ sigemptyset(&sa.sa_mask);
+ sa.sa_sigaction = sig_handler;
+ sa.sa_flags = SA_SIGINFO;
+ assert(!sigaction(SIGUSR1, &sa, NULL));
+
+ handler_ready = 1;
+
+ while (!thread_signal_ran)
+ ;
+
+ return NULL;
+}
+
+int main() {
+ pthread_t thread;
+ assert(!pthread_create(&thread, NULL, &worker, NULL));
+
+ while (!handler_ready)
+ ;
+
+ assert(!pthread_kill(thread, SIGUSR1));
+ assert(!pthread_join(thread, NULL));
+
+ assert(thread_signal_ran);
+
+ return 0;
+}