[tracker/collation: 5/10] collation: added helper logs

[Aleksander Morgado <aleksm src gnome org>]

commit caef47799455e10790601c6b0e2d4e1e2ccef212
Author: Aleksander Morgado <aleksander lanedo com>
Date:   Mon Aug 23 10:23:28 2010 +0200

    collation: added helper logs

 src/libtracker-data/tracker-collation.c |   38 ++++++++++++++++++++++++++++++-
 1 files changed, 37 insertions(+), 1 deletions(-)
---
diff --git a/src/libtracker-data/tracker-collation.c b/src/libtracker-data/tracker-collation.c
index 4601c96..514ebb8 100644
--- a/src/libtracker-data/tracker-collation.c
+++ b/src/libtracker-data/tracker-collation.c
@@ -24,7 +24,10 @@
 #include "tracker-collation.h"
 
 /* If defined, will dump some additional logs as prints,
- *  instead of debugs*/
+ * instead of debugs. Why would you want to do so? Well,
+ * using direct-access reading with tracker-sparql, I
+ * don't want logs, I want output to stdout.
+ */
 #ifdef PRINT_INSTEADOF_LOG
 #undef g_debug
 #define g_debug(message, ...) \
@@ -40,6 +43,14 @@
 	         __FILE__, __LINE__, ##__VA_ARGS__)
 #endif /* PRINT_INSTEADOF_LOG */
 
+/* If defined, will dump additional traces */
+#ifdef ENABLE_TRACE
+#define trace(message, ...) \
+	g_debug (message, ##__VA_ARGS__)
+#else
+#define trace(...)
+#endif /* ENABLE_TRACE */
+
 #ifdef HAVE_LIBUNISTRING
 /* libunistring versions prior to 9.1.2 need this hack */
 #define _UNUSED_PARAMETER_
@@ -86,6 +97,8 @@ tracker_collation_utf8 (gpointer      collator,
 	memcpy (aux1, str1, len1); aux1[len1] = '\0';
 	memcpy (aux2, str2, len2); aux2[len2] = '\0';
 
+	trace ("(libunistring) Collating '%s' and '%s'", aux1, aux2);
+
 	result = u8_strcoll (aux1, aux2);
 
 	if (len1 >= MAX_STACK_STR_SIZE)
@@ -142,6 +155,27 @@ tracker_collation_utf8 (gpointer      collator,
 	/* Collator must be created before trying to collate */
 	g_return_val_if_fail (collator, -1);
 
+#ifdef ENABLE_TRACE
+	{
+		gchar *aux1;
+		gchar *aux2;
+
+		/* Note: str1 and str2 are NOT NUL-terminated */
+		aux1 = (len1 < MAX_STACK_STR_SIZE) ? g_alloca (len1+1) : g_malloc (len1+1);
+		aux2 = (len2 < MAX_STACK_STR_SIZE) ? g_alloca (len2+1) : g_malloc (len2+1);
+
+		memcpy (aux1, str1, len1); aux1[len1] = '\0';
+		memcpy (aux2, str2, len2); aux2[len2] = '\0';
+
+		trace ("(ICU) Collating '%s' and '%s'", aux1, aux2);
+
+		if (len1 >= MAX_STACK_STR_SIZE)
+			g_free (aux1);
+		if (len2 >= MAX_STACK_STR_SIZE)
+			g_free (aux2);
+	}
+#endif /* ENABLE_TRACE */
+
 	/* Setup iterators */
 	uiter_setUTF8 (&iter1, str1, len1);
 	uiter_setUTF8 (&iter2, str2, len2);
@@ -194,6 +228,8 @@ tracker_collation_utf8 (gpointer      collator,
 	memcpy (aux1, str1, len1); aux1[len1] = '\0';
 	memcpy (aux2, str2, len2); aux2[len2] = '\0';
 
+	trace ("(GLib) Collating '%s' and '%s'", aux1, aux2);
+
 	result = g_utf8_collate (aux1, aux2);
 
 	if (len1 >= MAX_STACK_STR_SIZE)