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Catch failures when installing signal handlers
Stop ignoring the return codes from sigaction() and signal(). Unlikely to happen in practice, but if it ever did it could lead to really hard to debug problems. So, take clang-tidy's advice and check for errors here. Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
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parent
8a19f36864
commit
8534be076c
6
passt.c
6
passt.c
@ -201,8 +201,10 @@ int main(int argc, char **argv)
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name = basename(argv0);
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name = basename(argv0);
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if (strstr(name, "pasta")) {
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if (strstr(name, "pasta")) {
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sa.sa_handler = pasta_child_handler;
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sa.sa_handler = pasta_child_handler;
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sigaction(SIGCHLD, &sa, NULL);
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if (sigaction(SIGCHLD, &sa, NULL) || signal(SIGPIPE, SIG_IGN)) {
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signal(SIGPIPE, SIG_IGN);
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err("Couldn't install signal handlers");
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exit(EXIT_FAILURE);
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}
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c.mode = MODE_PASTA;
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c.mode = MODE_PASTA;
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log_name = "pasta";
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log_name = "pasta";
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