+/*
+ * implementations that provide their own compatible
+ * reader/writer locks define LDAP_THREAD_HAVE_RDWR
+ * in ldap_pvt_thread.h
+ */
+#ifndef LDAP_THREAD_HAVE_RDWR
+
+struct ldap_int_thread_rdwr_s {
+ ldap_pvt_thread_mutex_t ltrw_mutex;
+ ldap_pvt_thread_cond_t ltrw_read; /* wait for read */
+ ldap_pvt_thread_cond_t ltrw_write; /* wait for write */
+ int ltrw_valid;
+#define LDAP_PVT_THREAD_RDWR_VALID 0x0bad
+ int ltrw_r_active;
+ int ltrw_w_active;
+ int ltrw_r_wait;
+ int ltrw_w_wait;
+};
+