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base: Solaris and AIX atomic increment/exchange

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Implement heim_base_atomic_XXX and heim_base_exchange_pointer
for Solaris and AIX. (AIX not tested.)
This commit is contained in:
Luke Howard
2015-12-09 11:00:11 +11:00
parent ed3e748c75
commit acad7be65e
1 changed files with 33 additions and 15 deletions
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48
lib/base/baselocl.h
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@@ -35,23 +35,12 @@
#include "config.h"
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <roken.h>
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <limits.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#define HEIMDAL_TEXTDOMAIN "heimdal_krb5"
#ifdef LIBINTL
@@ -62,8 +51,6 @@
#define bindtextdomain(package, localedir)
#endif
#include <roken.h>
#include "heimqueue.h"
#include "heim_threads.h"
#include "heimbase.h"
@@ -90,6 +77,37 @@
#define heim_base_exchange_pointer(t,v) __sync_lock_test_and_set((t), (v))
#endif
#elif defined(__sun)
#include <sys/atomic.h>
#define heim_base_atomic_inc(x) atomic_inc_uint_nv((volatile uint_t *)(x))
#define heim_base_atomic_dec(x) atomic_dec_uint_nv((volatile uint_t *)(x))
#define heim_base_atomic_type uint_t
#define heim_base_atomic_max UINT_MAX
#define heim_base_exchange_pointer(t,v) atomic_swap_ptr((volatile void *)(t), (void *)(v))
#elif defined(_AIX)
#include <sys/atomic_op.h>
#define heim_base_atomic_inc(x) (fetch_and_add((atomic_p)(x)) + 1)
#define heim_base_atomic_dec(x) (fetch_and_add((atomic_p)(x)) - 1)
#define heim_base_atomic_type unsigned int
#define heim_base_atomic_max UINT_MAX
static inline void *
heim_base_exchange_pointer(void *p, void *newval)
{
void *val = *(void **)p;
while (!compare_and_swaplp((atomic_l)p, (long *)&val, (long)newval))
;
return val;
}
#elif defined(_WIN32)
#define heim_base_atomic_inc(x) InterlockedIncrement(x)