Skipped empty XML document storage.

1 files changed, 25 insertions, 2 deletions

diff --git a/src/common/xml.c b/src/common/xml.c
index 82bb3ac..90c86cd 100644
--- a/src/common/xml.c
+++ b/src/common/xml.c
@@ -31,10 +31,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 
 #include "cpp.h"
 #include "extstr.h"
+#include "pathname.h"
 
 
 #ifdef DEBUG
@@ -128,11 +130,32 @@ bool load_xml_from_memory(const char *content, size_t length, xmlDocPtr *xdoc, x
 
 bool save_xml_file(xmlDocPtr xdoc, const char *filename)
 {
+    bool result;                            /* Bilan à retourner           */
     int ret;                                /* Bilan de l'appel            */
 
-    ret = xmlSaveFormatFileEnc(filename, xdoc, "UTF-8", 1);
+    /**
+     * Le parti est pris de ne pas enregistrer de document vide !
+     */
+
+    if (xmlDocGetRootElement(xdoc) == NULL)
+    {
+        ret = unlink(filename);
+        result = (ret == 0);
+    }
+
+    else
+    {
+        result = mkpath(filename);
+        if (!result) goto exit;
 
-    return (ret != -1);
+        ret = xmlSaveFormatFileEnc(filename, xdoc, "UTF-8", 1);
+        result = (ret != -1);
+
+    }
+
+ exit:
+
+    return result;
 
 }