motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-06 17:23:56 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

compiler: support Darwin weak references

Browse source 
Weakrefs only tell you if the symbol was defined elsewhere, so you
need a further check at runtime to pick the default definition
when needed.

This could be automated by the compiler, but it does not do it.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Paolo Bonzini 2012-11-02 15:43:20 +01:00 • committed by Anthony Liguori
parent 2a0dfd004d
commit 1f001dc7bc
5 changed files with 71 additions and 48 deletions
Download patch file Download diff file Expand all files Collapse all files

56
osdep.c
View file

@ -54,6 +54,38 @@ static bool fips_enabled = false;
static const char *qemu_version = QEMU_VERSION;
static int default_fdset_get_fd(int64_t fdset_id, int flags)
{
return -1;
}
QEMU_WEAK_ALIAS(monitor_fdset_get_fd, default_fdset_get_fd);
#define monitor_fdset_get_fd \
QEMU_WEAK_REF(monitor_fdset_get_fd, default_fdset_get_fd)
static int default_fdset_dup_fd_add(int64_t fdset_id, int dup_fd)
{
return -1;
}
QEMU_WEAK_ALIAS(monitor_fdset_dup_fd_add, default_fdset_dup_fd_add);
#define monitor_fdset_dup_fd_add \
QEMU_WEAK_REF(monitor_fdset_dup_fd_add, default_fdset_dup_fd_add)
static int default_fdset_dup_fd_remove(int dup_fd)
{
return -1;
}
QEMU_WEAK_ALIAS(monitor_fdset_dup_fd_remove, default_fdset_dup_fd_remove);
#define monitor_fdset_dup_fd_remove \
QEMU_WEAK_REF(monitor_fdset_dup_fd_remove, default_fdset_dup_fd_remove)
static int default_fdset_dup_fd_find(int dup_fd)
{
return -1;
}
QEMU_WEAK_ALIAS(monitor_fdset_dup_fd_find, default_fdset_dup_fd_find);
#define monitor_fdset_dup_fd_find \
QEMU_WEAK_REF(monitor_fdset_dup_fd_remove, default_fdset_dup_fd_find)
int socket_set_cork(int fd, int v)
{
#if defined(SOL_TCP) && defined(TCP_CORK)
@ -400,27 +432,3 @@ bool fips_get_state(void)
return fips_enabled;
}
static int default_fdset_get_fd(int64_t fdset_id, int flags)
{
return -1;
}
QEMU_WEAK_ALIAS(monitor_fdset_get_fd, default_fdset_get_fd);
static int default_fdset_dup_fd_add(int64_t fdset_id, int dup_fd)
{
return -1;
}
QEMU_WEAK_ALIAS(monitor_fdset_dup_fd_add, default_fdset_dup_fd_add);
static int default_fdset_dup_fd_remove(int dup_fd)
{
return -1;
}
QEMU_WEAK_ALIAS(monitor_fdset_dup_fd_remove, default_fdset_dup_fd_remove);
static int default_fdset_dup_fd_find(int dup_fd)
{
return -1;
}
QEMU_WEAK_ALIAS(monitor_fdset_dup_fd_find, default_fdset_dup_fd_find);