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Diffstat (limited to 'src/shrpx_signal.h')
-rw-r--r-- | src/shrpx_signal.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/shrpx_signal.h b/src/shrpx_signal.h new file mode 100644 index 0000000..152ca36 --- /dev/null +++ b/src/shrpx_signal.h @@ -0,0 +1,60 @@ +/* + * nghttp2 - HTTP/2 C Library + * + * Copyright (c) 2015 Tatsuhiro Tsujikawa + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ +#ifndef SHRPX_SIGNAL_H +#define SHRPX_SIGNAL_H + +#include "shrpx.h" + +#include <signal.h> + +namespace shrpx { + +constexpr int REOPEN_LOG_SIGNAL = SIGUSR1; +constexpr int EXEC_BINARY_SIGNAL = SIGUSR2; +constexpr int GRACEFUL_SHUTDOWN_SIGNAL = SIGQUIT; +constexpr int RELOAD_SIGNAL = SIGHUP; + +// Blocks all signals. The previous signal mask is stored into +// |oldset| if it is not nullptr. This function returns 0 if it +// succeeds, or -1. The errno will indicate the error. +int shrpx_signal_block_all(sigset_t *oldset); + +// Unblocks all signals. This function returns 0 if it succeeds, or +// -1. The errno will indicate the error. +int shrpx_signal_unblock_all(); + +// Sets signal mask |set|. This function returns 0 if it succeeds, or +// -1. The errno will indicate the error. +int shrpx_signal_set(sigset_t *set); + +int shrpx_signal_set_main_proc_ign_handler(); +int shrpx_signal_unset_main_proc_ign_handler(); + +int shrpx_signal_set_worker_proc_ign_handler(); +int shrpx_signal_unset_worker_proc_ign_handler(); + +} // namespace shrpx + +#endif // SHRPX_SIGNAL_H |