Make Broadway work on freebsd

It seems that posix_fallocate gives an ENODEV error when
called on an fd opened with shm_open on freebsd. Fix up
the error check to only trigger if we get ENOSPC.

https://bugzilla.gnome.org/show_bug.cgi?id=742980
This commit is contained in:
Matthias Clasen 2015-01-18 15:15:37 -05:00
parent 9fde44ac10
commit 811d602842

View File

@ -544,13 +544,13 @@ map_named_shm (char *name, gsize size)
#ifdef HAVE_POSIX_FALLOCATE
res = posix_fallocate (fd, 0, size);
if (res != 0)
if (res != 0 && errno == ENOSPC)
{
shm_unlink (name);
g_error ("Not enough shared memory for window surface");
}
#endif
ptr = mmap(0, size, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
(void) close(fd);