From: Ben Collins <bcollins@openldap.org>
Date: Sat, 13 Mar 1999 20:31:55 +0000 (+0000)
Subject: Macros for file locking/unlocking added (ldap_lockf/ldap_unlockf)
X-Git-Tag: OPENLDAP_SLAPD_BACK_LDAP~392
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=4e733cf0248a8e0c876365893f9af5eed8910289;p=openldap

Macros for file locking/unlocking added (ldap_lockf/ldap_unlockf)
---

diff --git a/include/ac/unistd.h b/include/ac/unistd.h
index 4c2d4ebd73..8b9c98c773 100644
--- a/include/ac/unistd.h
+++ b/include/ac/unistd.h
@@ -54,4 +54,23 @@ extern char* getpass LDAP_P((const char *getpass));
 
 /* use _POSIX_VERSION for POSIX.1 code */
 
+/* Setup file locking macros */
+#if HAVE_LOCKF
+#	define ldap_lockf(x) lockf(fileno(x),F_LOCK, 0)
+#	define ldap_unlockf(x) lockf(fileno(x),F_ULOCK, 0)
+#elif HAVE_FCNTL_H
+#	ifndef  NEED_FCNTL_LOCKING
+#		define NEED_FCNTL_LOCKING
+#	endif
+#	include <lutil_lockf.h>
+#	define ldap_lockf(x) lutil_ldap_lockf(x)
+#	define ldap_unlockf(x) lutil_ldap_unlockf(x)
+#elif HAVE_FLOCK
+#	if HAVE_SYS_FILE_H
+#		include <sys/file.h>
+#	endif
+#	define ldap_lockf(x) flock(fileno(x),LOCK_EX)
+#	define ldap_unlockf(x) flock(fileno(x),LOCK_UN)
+#endif
+
 #endif /* _AC_UNISTD_H */