59 lines
1.3 KiB
C++
59 lines
1.3 KiB
C++
#include <csignal>
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#include <list>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <spdlog/spdlog.h>
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#include "client.hpp"
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sig_atomic_t is_inserting_pid = false;
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std::list<pid_t> reap;
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static void handler(int sig) {
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int saved_errno = errno;
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if (!is_inserting_pid) {
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for (auto it = reap.begin(); it != reap.end(); ++it) {
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if (waitpid(*it, nullptr, WNOHANG) == *it) {
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it = reap.erase(it);
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}
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}
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}
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errno = saved_errno;
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}
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inline void installSigChldHandler(void) {
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struct sigaction sa;
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sigemptyset(&sa.sa_mask);
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sa.sa_handler = handler;
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sigaction(SIGCHLD, &sa, nullptr);
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}
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int main(int argc, char* argv[]) {
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try {
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auto client = waybar::Client::inst();
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std::signal(SIGUSR1, [](int /*signal*/) {
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for (auto& bar : waybar::Client::inst()->bars) {
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bar->toggle();
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}
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});
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for (int sig = SIGRTMIN + 1; sig <= SIGRTMAX; ++sig) {
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std::signal(sig, [](int sig) {
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for (auto& bar : waybar::Client::inst()->bars) {
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bar->handleSignal(sig);
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}
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});
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}
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installSigChldHandler();
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auto ret = client->main(argc, argv);
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delete client;
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return ret;
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} catch (const std::exception& e) {
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spdlog::error("{}", e.what());
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return 1;
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} catch (const Glib::Exception& e) {
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spdlog::error("{}", static_cast<std::string>(e.what()));
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return 1;
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}
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}
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