bool socket_wrapper_enabled(void);
bool uid_wrapper_enabled(void);
+/* Needed for Solaris atomic_add_XX functions. */
+#if defined(HAVE_SYS_ATOMIC_H)
+#include <sys/atomic.h>
+#endif
+
#endif /* _LIBREPLACE_REPLACE_H */
conf.CHECK_HEADERS('sys/extattr.h sys/ea.h sys/proplist.h sys/cdefs.h')
conf.CHECK_HEADERS('utmp.h utmpx.h lastlog.h malloc.h')
conf.CHECK_HEADERS('syscall.h sys/syscall.h inttypes.h')
+ conf.CHECK_HEADERS('sys/atomic.h')
# Check for process set name support
conf.CHECK_CODE('''
msg="Checking whether we have ucontext_t",
headers='signal.h sys/ucontext.h')
+ # Check for atomic builtins. */
+ conf.CHECK_CODE('''
+ int main(void) {
+ int i;
+ (void)__sync_fetch_and_add(&i, 1);
+ return 0;
+ }
+ ''',
+ 'HAVE___SYNC_FETCH_AND_ADD',
+ msg='Checking for __sync_fetch_and_add compiler builtin')
+
+ conf.CHECK_CODE('''
+ #include <stdint.h>
+ #include <sys/atomic.h>
+ int main(void) {
+ int32_t i;
+ atomic_add_32(&i, 1);
+ return 0;
+ }
+ ''',
+ 'HAVE_ATOMIC_ADD_32',
+ headers='stdint.h sys/atomic.h',
+ msg='Checking for atomic_add_32 compiler builtin')
+
# these may be builtins, so we need the link=False strategy
conf.CHECK_FUNCS('strdup memmem printf memset memcpy memmove strcpy strncpy bzero', link=False)
uint32_t seen;
};
+#if defined(HAVE___SYNC_FETCH_AND_ADD)
+#define TEVENT_SIG_INCREMENT(s) __sync_fetch_and_add(&((s).count), 1)
+#elif defined(HAVE_ATOMIC_ADD_32)
+#define TEVENT_SIG_INCREMENT(s) atomic_add_32(&((s).count), 1)
+#else
#define TEVENT_SIG_INCREMENT(s) (s).count++
+#endif
#define TEVENT_SIG_SEEN(s, n) (s).seen += (n)
#define TEVENT_SIG_PENDING(s) ((s).seen != (s).count)