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dlfcn: Move RTLD_DEFAULT/RTLD_NEXT outside __USE_GNU 

POSIX reserves the RTLD_ namespace, and this is already reflected in our
conform tests.
Note: RTLD_DEFAULT and RTLD_NEXT appear in IEEE Std 1003.1-2004.  Many
systems (e.g. FreeBSD, musl) just define the macros unconditionally.

Reviewed-by: Florian Weimer <fweimer@redhat.com>
Tested-by: Florian Weimer <fweimer@redhat.com>
This commit is contained in:
Fangrui Song 2022-05-23 10:23:23 -07:00
parent 9a421348cd
commit 748df8126a
1 changed files with 10 additions and 12 deletions
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22
dlfcn/dlfcn.h
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@ -30,18 +30,6 @@
#ifdef __USE_GNU
#include <bits/dl_find_object.h>
/* If the first argument of `dlsym' or `dlvsym' is set to RTLD_NEXT
the run-time address of the symbol called NAME in the next shared
object is returned. The "next" relation is defined by the order
the shared objects were loaded. */
# define RTLD_NEXT ((void *) -1l)
/* If the first argument to `dlsym' or `dlvsym' is set to RTLD_DEFAULT
the run-time address of the symbol called NAME in the global scope
is returned. */
# define RTLD_DEFAULT ((void *) 0)
/* Type for namespace indices. */
typedef long int Lmid_t;
@ -50,6 +38,16 @@ typedef long int Lmid_t;
# define LM_ID_NEWLM -1 /* For dlmopen: request new namespace. */
#endif
/* If the first argument of `dlsym' or `dlvsym' is set to RTLD_NEXT
the run-time address of the symbol called NAME in the next shared
object is returned. The "next" relation is defined by the order
the shared objects were loaded. */
#define RTLD_NEXT ((void *) -1l)
/* If the first argument to `dlsym' or `dlvsym' is set to RTLD_DEFAULT
the run-time address of the symbol called NAME in the global scope
is returned. */
#define RTLD_DEFAULT ((void *) 0)
__BEGIN_DECLS