forked from enlightenment/enlightenment
134 lines
3.2 KiB
C
134 lines
3.2 KiB
C
/*
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* NOTE TO FreeBSD users. Install libexecinfo from
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* ports/devel/libexecinfo and add -lexecinfo to LDFLAGS
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* to add backtrace support.
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*/
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#include "e.h"
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#ifdef HAVE_EXECINFO_H
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# include <execinfo.h>
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#endif
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static volatile Eina_Bool _e_x_composite_shutdown_try = 0;
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static void
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_e_x_composite_shutdown(void)
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{
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#ifndef HAVE_WAYLAND_ONLY
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// Ecore_X_Display *dpy;
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Ecore_X_Window root;
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if (_e_x_composite_shutdown_try) return; /* we failed :-( */
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_e_x_composite_shutdown_try = 1;
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// dpy = ecore_x_display_get();
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root = ecore_x_window_root_first_get();
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/* ignore errors, we really don't care at this point */
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ecore_x_composite_unredirect_subwindows(root, ECORE_X_COMPOSITE_UPDATE_MANUAL);
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_e_x_composite_shutdown_try = 0;
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#endif
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}
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#if 0
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#define _e_write_safe(fd, buf) _e_write_safe_int(fd, buf, sizeof(buf))
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static void
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_e_write_safe_int(int fd, const char *buf, size_t size)
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{
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while (size > 0)
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{
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ssize_t done = write(fd, buf, size);
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if (done >= 0)
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{
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buf += done;
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size -= done;
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}
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else
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{
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if ((errno == EAGAIN) || (errno == EINTR))
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continue;
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else
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{
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perror("write");
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return;
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}
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}
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}
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}
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#endif
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/* a tricky little devil, requires e and it's libs to be built
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* with the -rdynamic flag to GCC for any sort of decent output.
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*/
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EAPI void
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e_sigseg_act(int x __UNUSED__, siginfo_t *info __UNUSED__, void *data __UNUSED__)
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{
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_e_x_composite_shutdown();
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#ifndef HAVE_WAYLAND_ONLY
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ecore_x_pointer_ungrab();
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ecore_x_keyboard_ungrab();
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ecore_x_ungrab();
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ecore_x_sync();
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#endif
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e_alert_show();
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}
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EAPI void
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e_sigill_act(int x __UNUSED__, siginfo_t *info __UNUSED__, void *data __UNUSED__)
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{
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// In case of a sigill in Enlightenment, Enlightenment start will catch the sigill and continue,
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// because evas cpu detection use that behaviour. But if we get a SIGILL after that, we endup in
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// this sig handler. So E start remember the SIGILL, and we will commit succide with a USR1, followed
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// by a SEGV.
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kill(getpid(), SIGUSR1);
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kill(getpid(), SIGSEGV);
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pause();
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/* _e_x_composite_shutdown(); */
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/* ecore_x_pointer_ungrab(); */
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/* ecore_x_keyboard_ungrab(); */
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/* ecore_x_ungrab(); */
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/* ecore_x_sync(); */
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/* e_alert_show(); */
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}
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EAPI void
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e_sigfpe_act(int x __UNUSED__, siginfo_t *info __UNUSED__, void *data __UNUSED__)
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{
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_e_x_composite_shutdown();
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#ifndef HAVE_WAYLAND_ONLY
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ecore_x_pointer_ungrab();
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ecore_x_keyboard_ungrab();
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ecore_x_ungrab();
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ecore_x_sync();
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#endif
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e_alert_show();
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}
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EAPI void
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e_sigbus_act(int x __UNUSED__, siginfo_t *info __UNUSED__, void *data __UNUSED__)
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{
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_e_x_composite_shutdown();
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#ifndef HAVE_WAYLAND_ONLY
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ecore_x_pointer_ungrab();
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ecore_x_keyboard_ungrab();
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ecore_x_ungrab();
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ecore_x_sync();
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#endif
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e_alert_show();
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}
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EAPI void
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e_sigabrt_act(int x __UNUSED__, siginfo_t *info __UNUSED__, void *data __UNUSED__)
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{
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_e_x_composite_shutdown();
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#ifndef HAVE_WAYLAND_ONLY
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ecore_x_pointer_ungrab();
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ecore_x_keyboard_ungrab();
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ecore_x_ungrab();
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ecore_x_sync();
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#endif
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e_alert_show();
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}
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