Forgotten commit of string rearrangement.

libraries/libldap/string.c

@@ -11,16 +11,99 @@
 
 #include "ldap-int.h"
 
+
+#if defined ( HAVE_STRSPN )
+#define int_strspn strspn
+#else
+static int int_strspn( const char *str, const char *delim )
+{
+	int pos;
+	const char *p=delim;
+
+	for( pos=0; (*str) ; pos++,str++) {
+		if (*str!=*p) {
+			for( p=delim; (*p) ; p++ ) {
+				if (*str==*p) {
+					break;
+				}
+		  	}
+		}
+
+		if (*p=='\0') {
+			return pos;
+		}
+	}
+	return pos;
+}
+#endif
+
+#if defined( HAVE_STRPBRK )
+#define int_strpbrk strpbrk
+#else
+static char *(int_strpbrk)( const char *str, const char *accept )
+{
+	const char *p;
+
+	for( ; (*str) ; str++ ) {
+		for( p=accept; (*p) ; p++) {
+			if (*str==*p) {
+				return str;
+			}
+		}
+	}
+
+	return NULL;
+}
+#endif
+
+char *(ldap_pvt_strtok)( char *str, const char *delim, char **pos )
+{
+#if defined( HAVE_STRTOK_R ) || defined( HAVE_REENTRANT_FUNCTIONS )
+	return strtok_r(str, delim, pos);
+#else
+	char *p;
+
+	if (pos==NULL) {
+		return NULL;
+	}
+
+	if (str==NULL) {
+		if (*pos==NULL) {
+			return NULL;
+		}
+
+		str=*pos;
+	}
+
+	/* skip any initial delimiters */
+	str += int_strspn( str, delim );
+	if (*str == '\0') {
+		return NULL;
+	}
+
+	p = int_strpbrk( str, delim );
+	if (p==NULL) {
+		*pos = NULL;
+
+	} else {
+		*p ='\0';
+		*pos = p+1;
+	}
+
+	return str;
+#endif
+}
+
 char *
 (ldap_pvt_strdup)( const char *s )
 {
-        char    *p;
-	int	len;
-	len = strlen( s ) + 1;
-        if ( (p = (char *) malloc( len )) == NULL )
-                return( (char *)0 );
+	char    *p;
+	int	len = strlen( s ) + 1;
 
-        memcpy( p, s, len );
+	if ( (p = (char *) malloc( len )) == NULL ) {
+		return( (char *)0 );
+	}
 
-        return( p );
+	memcpy( p, s, len );
+	return( p );
 }