From fafd21c92020167fcbbb15fef8427c9f667fe42c Mon Sep 17 00:00:00 2001
From: Jan Beich <jbeich@FreeBSD.org>
Date: Fri, 28 Feb 2020 18:20:53 +0000
Subject: www/firefox: unbreak native Wayland if XDG_RUNTIME_DIR on ZFS

XDG_RUNTIME_DIR should be on tmpfs(5) for optimal performance but if
users want on permanent storage like ZFS don't abort.

PR:		240884
Reported by:	jsm
---
 mail/thunderbird/files/patch-bug1618914 | 34 +++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 mail/thunderbird/files/patch-bug1618914

(limited to 'mail/thunderbird/files/patch-bug1618914')

diff --git a/mail/thunderbird/files/patch-bug1618914 b/mail/thunderbird/files/patch-bug1618914
new file mode 100644
index 000000000000..28d722fa6255
--- /dev/null
+++ b/mail/thunderbird/files/patch-bug1618914
@@ -0,0 +1,34 @@
+[Wayland] Fall back to ftruncate if posix_fallocate isn't supported by filesystem.
+
+diff --git widget/gtk/WindowSurfaceWayland.cpp widget/gtk/WindowSurfaceWayland.cpp
+index 9a73326399bd5..9e42a7f1c5d18 100644
+--- widget/gtk/WindowSurfaceWayland.cpp
++++ widget/gtk/WindowSurfaceWayland.cpp
+@@ -235,23 +235,24 @@
+ #ifdef HAVE_POSIX_FALLOCATE
+   do {
+     ret = posix_fallocate(fd, 0, aSize);
+   } while (ret == EINTR);
+-  if (ret != 0) {
++  if (ret == 0) {
++    return fd;
++  } else if (ret != EINVAL && ret != EOPNOTSUPP) {
+     close(fd);
+     MOZ_CRASH_UNSAFE_PRINTF(
+         "posix_fallocate() fails on %s size %d error code %d\n", filename,
+         aSize, ret);
+   }
+-#else
++#endif
+   do {
+     ret = ftruncate(fd, aSize);
+   } while (ret < 0 && errno == EINTR);
+   if (ret < 0) {
+     close(fd);
+     MOZ_CRASH_UNSAFE_PRINTF("ftruncate() fails on %s size %d error code %d\n",
+                             filename, aSize, ret);
+   }
+-#endif
+ 
+   return fd;
+ }
-- 
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