ITS#4948: '#if <undefined macro>' -> '#ifdef' warning cleanup

configure.in

@@ -1472,7 +1472,7 @@ int main(argc, argv)
 #endif
 
 	/* make sure task runs first */
-#if HAVE_THR_YIELD
+#ifdef HAVE_THR_YIELD
 	thr_yield();
 #elif defined( HAVE_SCHED_YIELD )
 	sched_yield();

contrib/ldapc++/src/ac/time.h

@@ -13,10 +13,10 @@
 #ifndef _AC_TIME_H
 #define _AC_TIME_H
 
-#if TIME_WITH_SYS_TIME
+#ifdef TIME_WITH_SYS_TIME
 # include <sys/time.h>
 # include <time.h>
-#elif HAVE_SYS_TIME_H
+#elif defined HAVE_SYS_TIME_H
 # include <sys/time.h>
 # ifdef HAVE_SYS_TIMEB_H
 #  include <sys/timeb.h>

contrib/ldaptcl/neoXldap.c

@@ -1408,7 +1408,7 @@ NeoX_LdapObjCmd (clientData, interp, objc, objv)
 	}
 	ldap = ldap_init (ldapHost, ldapPort);
 
-#if LDAP_OPT_PROTOCOL_VERSION
+#ifdef LDAP_OPT_PROTOCOL_VERSION
 	if (version != -1)
 	    ldap_set_option(ldap, LDAP_OPT_PROTOCOL_VERSION, &version);
 #endif
@@ -1426,7 +1426,7 @@ NeoX_LdapObjCmd (clientData, interp, objc, objv)
 	return TCL_ERROR;
     }
 
-#if UMICH_LDAP
+#ifdef UMICH_LDAP
     ldap->ld_deref = LDAP_DEREF_NEVER;  /* Turn off alias dereferencing */
 #endif
 

include/ac/alloca.h

@@ -26,7 +26,7 @@
 #ifdef __GNUC__
 # define alloca __builtin_alloca
 #else
-# if HAVE_ALLOCA_H
+# ifdef HAVE_ALLOCA_H
 #  include <alloca.h>
 # else
 #  ifdef _AIX

include/ac/crypt.h

@@ -20,7 +20,7 @@
 #include <ac/unistd.h>
 
 /* crypt() may be defined in a separate include file */
-#if HAVE_CRYPT_H
+#ifdef HAVE_CRYPT_H
 #	include <crypt.h>
 #else
 	extern char *(crypt)();

include/ac/dirent.h

@@ -17,7 +17,7 @@
 #ifndef _AC_DIRENT_H
 #define _AC_DIRENT_H
 
-#if HAVE_DIRENT_H
+#ifdef HAVE_DIRENT_H
 # include <dirent.h>
 # define NAMLEN(dirent) strlen((dirent)->d_name)
 #elif defined(_MSC_VER)
@@ -37,13 +37,13 @@ typedef struct DIR {
 #else
 # define dirent direct
 # define NAMLEN(dirent) (dirent)->d_namlen
-# if HAVE_SYS_NDIR_H
+# ifdef HAVE_SYS_NDIR_H
 #  include <sys/ndir.h>
 # endif
-# if HAVE_SYS_DIR_H
+# ifdef HAVE_SYS_DIR_H
 #  include <sys/dir.h>
 # endif
-# if HAVE_NDIR_H
+# ifdef HAVE_NDIR_H
 #  include <ndir.h>
 # endif
 #endif

include/ac/errno.h

@@ -27,7 +27,7 @@
 	/* no sys_errlist */
 #	define		sys_nerr	0
 #	define		sys_errlist	((char **)0)
-#elif DECL_SYS_ERRLIST
+#elif defined( DECL_SYS_ERRLIST )
 	/* have sys_errlist but need declaration */
 	LDAP_LIBC_V(int)      sys_nerr;
 	LDAP_LIBC_V(char)    *sys_errlist[];

include/ac/socket.h

@@ -127,7 +127,7 @@ LBER_F( char * ) ber_pvt_wsa_err2string LDAP_P((int));
 #		define tcp_write( s, buf, len )	netwrite( s, buf, len )
 #	endif /* NCSA */
 
-#elif HAVE_CLOSESOCKET
+#elif defined(HAVE_CLOSESOCKET)
 #	define tcp_close( s )		closesocket( s )
 
 #	ifdef __BEOS__

include/ac/time.h

@@ -17,10 +17,10 @@
 #ifndef _AC_TIME_H
 #define _AC_TIME_H
 
-#if TIME_WITH_SYS_TIME
+#ifdef TIME_WITH_SYS_TIME
 # include <sys/time.h>
 # include <time.h>
-#elif HAVE_SYS_TIME_H
+#elif defined(HAVE_SYS_TIME_H)
 # include <sys/time.h>
 # ifdef HAVE_SYS_TIMEB_H
 #  include <sys/timeb.h>

include/ac/unistd.h

@@ -17,15 +17,15 @@
 #ifndef _AC_UNISTD_H
 #define _AC_UNISTD_H
 
-#if HAVE_SYS_TYPES_H
+#ifdef HAVE_SYS_TYPES_H
 #	include <sys/types.h>
 #endif
 
-#if HAVE_UNISTD_H
+#ifdef HAVE_UNISTD_H
 #	include <unistd.h>
 #endif
 
-#if HAVE_PROCESS_H
+#ifdef HAVE_PROCESS_H
 #	include <process.h>
 #endif
 
@@ -45,7 +45,7 @@ LDAP_LUTIL_F(char*)(lutil_getpass) LDAP_P((const char *getpass));
 #endif
 
 /* getopt() defines may be in separate include file */
-#if HAVE_GETOPT_H
+#ifdef HAVE_GETOPT_H
 #	include <getopt.h>
 
 #elif !defined(HAVE_GETOPT)

include/ac/wait.h

@@ -19,7 +19,7 @@
 
 #include <sys/types.h>
 
-#if HAVE_SYS_WAIT_H
+#ifdef HAVE_SYS_WAIT_H
 # include <sys/wait.h>
 #endif
 

include/ldap_pvt.h

@@ -311,7 +311,7 @@ LDAP_END_DECL
  * If none is available, unsigned long data is used.
  */
 
-#if USE_MP_BIGNUM
+#ifdef USE_MP_BIGNUM
 /*
  * Use OpenSSL's BIGNUM
  */
@@ -337,7 +337,7 @@ typedef	BIGNUM* ldap_pvt_mp_t;
 #define ldap_pvt_mp_clear(mp) \
 	do { BN_free((mp)); (mp) = 0; } while (0)
 
-#elif USE_MP_GMP
+#elif defined(USE_MP_GMP)
 /*
  * Use GNU's multiple precision library
  */
@@ -366,13 +366,13 @@ typedef mpz_t		ldap_pvt_mp_t;
  * Use unsigned long long
  */
 
-#if USE_MP_LONG_LONG
+#ifdef USE_MP_LONG_LONG
 typedef	unsigned long long	ldap_pvt_mp_t;
 #define	LDAP_PVT_MP_INIT	(0LL)
-#elif USE_MP_LONG
+#elif defined(USE_MP_LONG)
 typedef	unsigned long		ldap_pvt_mp_t;
 #define	LDAP_PVT_MP_INIT	(0L)
-#elif HAVE_LONG_LONG
+#elif defined(HAVE_LONG_LONG)
 typedef	unsigned long long	ldap_pvt_mp_t;
 #define	LDAP_PVT_MP_INIT	(0LL)
 #else

libraries/liblber/sockbuf.c

@@ -339,7 +339,7 @@ ber_pvt_sb_do_write( Sockbuf_IO_Desc *sbiod, Sockbuf_Buf *buf_out )
 int
 ber_pvt_socket_set_nonblock( ber_socket_t sd, int nb )
 {
-#if HAVE_FCNTL
+#ifdef HAVE_FCNTL
 	int flags = fcntl( sd, F_GETFL);
 	if( nb ) {
 		flags |= O_NONBLOCK;

libraries/libldap_r/thr_posix.c

@@ -84,7 +84,7 @@ ldap_pvt_thread_set_concurrency(int n)
 {
 #ifdef HAVE_PTHREAD_SETCONCURRENCY
 	return pthread_setconcurrency( n );
-#elif HAVE_THR_SETCONCURRENCY
+#elif defined(HAVE_THR_SETCONCURRENCY)
 	return thr_setconcurrency( n );
 #else
 	return 0;
@@ -98,7 +98,7 @@ ldap_pvt_thread_get_concurrency(void)
 {
 #ifdef HAVE_PTHREAD_GETCONCURRENCY
 	return pthread_getconcurrency();
-#elif HAVE_THR_GETCONCURRENCY
+#elif defined(HAVE_THR_GETCONCURRENCY)
 	return thr_getconcurrency();
 #else
 	return 0;
@@ -197,10 +197,10 @@ ldap_pvt_thread_join( ldap_pvt_thread_t thread, void **thread_return )
 int 
 ldap_pvt_thread_kill( ldap_pvt_thread_t thread, int signo )
 {
-#if ( HAVE_PTHREAD_KILL && HAVE_PTHREADS > 6 )
+#if defined(HAVE_PTHREAD_KILL) && HAVE_PTHREADS > 6
 	/* MacOS 10.1 is detected as v10 but has no pthread_kill() */
 	return pthread_kill( thread, signo );
-#elif ( HAVE_PTHREAD_KILL && HAVE_PTHREADS > 4 )
+#elif defined(HAVE_PTHREAD_KILL) && HAVE_PTHREADS > 4
 	if ( pthread_kill( thread, signo ) < 0 ) return errno;
 	return 0;
 #else
@@ -223,7 +223,7 @@ ldap_pvt_thread_yield( void )
 	select( 0, NULL, NULL, NULL, &tv );
 #endif
 	return 0;
-#elif HAVE_THR_YIELD
+#elif defined(HAVE_THR_YIELD)
 	thr_yield();
 	return 0;
 

libraries/liblutil/detach.c

@@ -56,7 +56,7 @@ lutil_detach( int debug, int do_close )
 
 #ifdef HAVE_SYSCONF
 	nbits = sysconf( _SC_OPEN_MAX );
-#elif HAVE_GETDTABLESIZE
+#elif defined(HAVE_GETDTABLESIZE)
 	nbits = getdtablesize();
 #else
 	nbits = FD_SETSIZE;
@@ -70,7 +70,7 @@ lutil_detach( int debug, int do_close )
 
 	if ( debug == 0 ) {
 		for ( i = 0; i < 5; i++ ) {
-#if HAVE_THR
+#ifdef HAVE_THR
 			switch ( fork1() )
 #else
 			switch ( fork() )

libraries/liblutil/lockf.c

@@ -33,12 +33,12 @@
 
 #undef LOCK_API
 
-#if HAVE_LOCKF && defined(F_LOCK)
+#if defined(HAVE_LOCKF) && defined(F_LOCK)
 #	define USE_LOCKF 1
 #	define LOCK_API	"lockf"
 #endif
 
-#if !defined(LOCK_API) && HAVE_FCNTL
+#if !defined(LOCK_API) && defined(HAVE_FCNTL)
 #	ifdef HAVE_FCNTL_H
 #		include <fcntl.h>
 #	endif
@@ -48,8 +48,8 @@
 #	endif
 #endif
 
-#if !defined(LOCK_API) && HAVE_FLOCK
-#	if HAVE_SYS_FILE_H
+#if !defined(LOCK_API) && defined(HAVE_FLOCK)
+#	ifdef HAVE_SYS_FILE_H
 #		include <sys/file.h>
 #	endif
 #	define USE_FLOCK 1

servers/slapd/alock.c

@@ -32,7 +32,7 @@
 #include <ac/assert.h>
 #include <sys/types.h>
 #include <sys/stat.h>
-#if HAVE_SYS_FILE_H
+#ifdef HAVE_SYS_FILE_H
 #include <sys/file.h>
 #endif
 #include <fcntl.h>

servers/slapd/config.c

@@ -41,7 +41,7 @@
 #define	S_ISREG(m)	(((m) & _S_IFMT) == _S_IFREG)
 #endif
 
-#if HAVE_UNISTD_H
+#ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif
 

servers/slapd/connection.c

@@ -1453,7 +1453,7 @@ int connection_read(ber_socket_t s)
 	}
 #ifdef DATA_READY_LOOP
 	while( !rc && ber_sockbuf_ctrl( c->c_sb, LBER_SB_OPT_DATA_READY, NULL ));
-#elif CONNECTION_INPUT_LOOP
+#elif defined CONNECTION_INPUT_LOOP
 	while(!rc);
 #else
 	while(0);

servers/slapd/daemon.c

@@ -1434,7 +1434,7 @@ slapd_daemon_init( const char *urls )
 
 #ifdef HAVE_SYSCONF
 	dtblsize = sysconf( _SC_OPEN_MAX );
-#elif HAVE_GETDTABLESIZE
+#elif defined(HAVE_GETDTABLESIZE)
 	dtblsize = getdtablesize();
 #else /* ! HAVE_SYSCONF && ! HAVE_GETDTABLESIZE */
 	dtblsize = FD_SETSIZE;
@@ -2651,7 +2651,7 @@ slap_sig_shutdown( int sig )
 	 * SIGBREAK is generated when a user logs out.
 	 */
 
-#if HAVE_NT_SERVICE_MANAGER && SIGBREAK
+#if defined(HAVE_NT_SERVICE_MANAGER) && defined(SIGBREAK)
 	if (is_NT_Service && sig == SIGBREAK) {
 		/* empty */;
 	} else