rootston: Reap child processes
Just install a SIG_IGN handler, which is defined by POSIX.1-2001 to reap the child. To test, spawn any process (e.g. GUI application) with a keybinding, close that process, verify it doesn't show up as a <defunct> zombie in ps(1) output.
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#define _POSIX_C_SOURCE 200112L
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#include <assert.h>
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#include <signal.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <wayland-server.h>
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struct roots_server server = { 0 };
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int main(int argc, char **argv) {
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if (signal(SIGCHLD, SIG_IGN) == SIG_ERR) {
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wlr_log_errno(WLR_ERROR, "Unable to install SIGCHLD handler");
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return 1;
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}
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wlr_log_init(WLR_DEBUG, NULL);
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server.config = roots_config_create_from_args(argc, argv);
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server.wl_display = wl_display_create();
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