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Wayland: Fix glfwInit closing stdin on failure

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If platform initialization failed before either timer fd member had been
set to -1 or a valid fd, termination would close stdin.
This commit is contained in:
Camilla Löwy 2022-06-10 15:45:07 +02:00
parent 0b76e3a6f1
commit 3bbb41eacc
2 changed files with 5 additions and 1 deletions
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1
README.md
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@ -342,6 +342,7 @@ information on what to include when reporting a bug.
- [Wayland] Bugfix: `glfwSetWindowSize` would resize a full screen window
- [Wayland] Bugfix: A window content scale event would be emitted every time
the window resized
- [Wayland] Bugfix: If `glfwInit` failed it would close stdin
- [POSIX] Removed use of deprecated function `gettimeofday`
- [POSIX] Bugfix: `CLOCK_MONOTONIC` was not correctly tested for or enabled
- [WGL] Disabled the DWM swap interval hack for Windows 8 and later (#1072)

5
src/wl_init.c
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@ -479,6 +479,10 @@ int _glfwInitWayland(void)
long cursorSizeLong;
int cursorSize;
// These must be set before any failure checks
_glfw.wl.timerfd = -1;
_glfw.wl.cursorTimerfd = -1;
_glfw.wl.client.display_flush = (PFN_wl_display_flush)
_glfwPlatformGetModuleSymbol(_glfw.wl.client.handle, "wl_display_flush");
_glfw.wl.client.display_cancel_read = (PFN_wl_display_cancel_read)
@ -635,7 +639,6 @@ int _glfwInitWayland(void)
// Sync so we got all initial output events
wl_display_roundtrip(_glfw.wl.display);
_glfw.wl.timerfd = -1;
if (_glfw.wl.seatVersion >= 4)
_glfw.wl.timerfd = timerfd_create(CLOCK_MONOTONIC, TFD_CLOEXEC | TFD_NONBLOCK);