For Libxml2 and friends, YAZ defines YAZ_HAVE_{XML2,XSLT,EXSLT) in

[yaz-moved-to-github.git] / src / nmemsdup.c

diff --git a/src/nmemsdup.c b/src/nmemsdup.c
index 69343f4..a0856ec 100644 (file)
--- a/src/nmemsdup.c
+++ b/src/nmemsdup.c
@@ -1,15 +1,24 @@
 /*
- * Copyright (c) 1997-2003, Index Data.
+ * Copyright (C) 1995-2006, Index Data ApS
  * See the file LICENSE for details.
  *
- * $Id: nmemsdup.c,v 1.1 2003-10-27 12:21:33 adam Exp $
+ * $Id: nmemsdup.c,v 1.8 2006-07-06 10:17:53 adam Exp $
  */
+
+/**
+ * \file nmemsdup.c
+ * \brief Implements NMEM dup utilities
+ */
+
 #if HAVE_CONFIG_H
 #include <config.h>
 #endif
 
 #include <string.h>
 #include <yaz/nmem.h>
+#if YAZ_HAVE_XML2
+#include <libxml/tree.h>
+#endif
 
 char *nmem_strdup (NMEM mem, const char *src)
 {
@@ -18,6 +27,14 @@ char *nmem_strdup (NMEM mem, const char *src)
     return dst;
 }
 
+char *nmem_strdup_null(NMEM mem, const char *src)
+{
+    if (!src)
+        return 0;
+    else
+        return nmem_strdup(mem, src);
+}
+
 char *nmem_strdupn (NMEM mem, const char *src, size_t n)
 {
     char *dst = (char *)nmem_malloc (mem, n+1);
@@ -32,3 +49,70 @@ int *nmem_intdup(NMEM mem, int v)
     *dst = v;
     return dst;
 }
+
+void nmem_strsplit_blank(NMEM nmem, const char *dstr, char ***darray, int *num)
+{
+    nmem_strsplit(nmem, " ", dstr, darray, num);
+}
+
+void nmem_strsplit(NMEM nmem, const char *delim, const char *dstr,
+                   char ***darray, int *num)
+{
+    const char *cp = dstr;
+    for (*num = 0; *cp; (*num)++)
+    {
+        while (*cp && strchr(delim, *cp))
+            cp++;
+        if (!*cp)
+            break;
+        while (*cp && !strchr(delim, *cp))
+            cp++;
+    }
+    if (!*num)
+        *darray = 0;
+    else
+    {
+        size_t i = 0;
+        *darray = nmem_malloc(nmem, *num * sizeof(**darray));
+        for (cp = dstr; *cp; )
+        {
+            const char *cp0;
+            while (*cp && strchr(delim, *cp))
+                cp++;
+            if (!*cp)
+                break;
+            cp0 = cp;
+            while (*cp && !strchr(delim, *cp))
+                cp++;
+            (*darray)[i++] = nmem_strdupn(nmem, cp0, cp - cp0);
+        }
+    }
+}
+
+#if YAZ_HAVE_XML2
+char *nmem_text_node_cdata(const void *ptr_cdata, NMEM nmem)
+{
+    char *cdata;
+    int len = 0;
+    const xmlNode *ptr;
+
+    for (ptr = (const xmlNode *) ptr_cdata; ptr; ptr = ptr->next)
+        if (ptr->type == XML_TEXT_NODE)
+            len += xmlStrlen(ptr->content);
+    cdata = (char *) nmem_malloc(nmem, len+1);
+    *cdata = '\0';
+    for (ptr = (const xmlNode *) ptr_cdata; ptr; ptr = ptr->next)
+        if (ptr->type == XML_TEXT_NODE)
+            strcat(cdata, (const char *) ptr->content);
+    return cdata;
+}
+#endif
+
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+