Add locale support (slapd.conf keyword "locale") to slapd if HAVE_LOCALE_H

configure

@@ -7988,6 +7988,7 @@ for ac_hdr in \
 	getopt.h		\
 	libutil.h		\
 	limits.h		\
+	locale.h		\
 	malloc.h		\
 	memory.h		\
 	regex.h			\

configure.in

@@ -1404,6 +1404,7 @@ AC_CHECK_HEADERS(	\
 	getopt.h		\
 	libutil.h		\
 	limits.h		\
+	locale.h		\
 	malloc.h		\
 	memory.h		\
 	regex.h			\

doc/man/man5/slapd.conf.5

@@ -124,6 +124,17 @@ The ( absolute ) name of a file that will hold the
 server's command line options
 if started without the debugging command line option.
 .TP
+.B
+locale { <locale-name> | on | off }
+Obey <locale-name>'s character classification and case conversion; i.e. the
+.BR locale (5)
+LC_CTYPE category.  See
+.BR locale (5)
+for details about locales.  "on" takes the locale from the environment,
+typically $LANG or $LC_CTYPE, and will only work properly if slapd will
+run with the same environment variables as when the database was
+generated.  "off" (the default setting) resets to the initial "C" locale.
+.TP
 .B loglevel <integer>
 Specify the level at which debugging statements and operation 
 statistics should be syslogged (currently logged to the
@@ -354,6 +365,7 @@ ETCDIR/slapd.conf
 .SH SEE ALSO
 .BR ldap (3),
 .BR slapd.replog (5),
+.BR locale (5),
 .BR passwd (5),
 .BR slapd (8),
 .BR slurpd (8),

include/portable.h.in

@@ -411,6 +411,9 @@
 /* Define if you have the <limits.h> header file.  */
 #undef HAVE_LIMITS_H
 
+/* Define if you have the <locale.h> header file.  */
+#undef HAVE_LOCALE_H
+
 /* Define if you have the <lwp/lwp.h> header file.  */
 #undef HAVE_LWP_LWP_H
 

include/portable.h.nt

@@ -456,6 +456,9 @@ typedef char * caddr_t;
 /* Define if you have the <limits.h> header file.  */
 #define HAVE_LIMITS_H 1
 
+/* Define if you have the <locale.h> header file.  */
+#define HAVE_LOCALE_H 1
+
 /* Define if you have the <lwp/lwp.h> header file.  */
 /* #undef HAVE_LWP_LWP_H */
 

servers/slapd/config.c

@@ -3,6 +3,9 @@
 #include "portable.h"
 
 #include <stdio.h>
+#ifdef HAVE_LOCALE_H
+#include <locale.h>
+#endif
 
 #include <ac/string.h>
 #include <ac/ctype.h>
@@ -309,6 +312,35 @@ read_config( char *fname )
 			strcpy( default_referral, "Referral:\n" );
 			strcat( default_referral, cargv[1] );
 
+		/* specify locale */
+		} else if ( strcasecmp( cargv[0], "locale" ) == 0 ) {
+#ifdef HAVE_LOCALE_H
+			char *locale;
+			if ( cargc < 2 ) {
+				Debug( LDAP_DEBUG_ANY,
+	"%s: line %d: missing locale in \"locale <name | on | off>\" line\n",
+				       fname, lineno, 0 );
+				return( 1 );
+			}
+
+			locale = (strcasecmp(   cargv[1], "on"  ) == 0 ? ""
+				  : strcasecmp( cargv[1], "off" ) == 0 ? "C"
+				  : ch_strdup( cargv[1] )                    );
+
+			if ( setlocale( LC_CTYPE, locale ) == 0 ) {
+				Debug( LDAP_DEBUG_ANY,
+				       (*locale
+					? "%s: line %d: bad locale \"%s\"\n"
+					: "%s: line %d: bad locale\n"),
+				       fname, lineno, locale );
+				return( 1 );
+			}
+#else
+			Debug( LDAP_DEBUG_ANY,
+			       "%s: line %d: \"locale\" unsupported\n",
+			       fname, lineno, 0 );
+			return( 1 );
+#endif
 		/* specify an objectclass */
 		} else if ( strcasecmp( cargv[0], "objectclass" ) == 0 ) {
 			parse_oc( be, fname, lineno, cargc, cargv );

servers/slapd/tools/centipede.c

@@ -502,9 +502,7 @@ generate_new_centroids(
 
 				/* normalize the value */
 				for ( s = val[j]; *s; s++ ) {
-					if ( isascii( *s ) ) {
-						*s = TOLOWER( *s );
-					}
+					*s = TOLOWER( (unsigned char) *s );
 					last = *s;
 				}
 				if ( isascii( last ) && isdigit( last ) ) {