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From gst...@apache.org
Subject svn commit: r937556 - in /subversion/trunk/subversion/libsvn_wc: conflicts.c conflicts.h
Date Fri, 23 Apr 2010 23:54:29 GMT
Author: gstein
Date: Fri Apr 23 23:54:29 2010
New Revision: 937556

URL: http://svn.apache.org/viewvc?rev=937556&view=rev
Log:
Begin implementation of the new conflict skel APIs. Starting with the
property conflict recording.

* subversion/libsvn_wc/conflicts.h:
  (SVN_WC__CONFLICT_*): new defines
  (svn_wc__conflict_skel_add_prop_conflict): update docstring and add an
    INCOMING_BASE_VALUE param

* subversion/libsvn_wc/conflicts.c:
  (): adjust includes
  (svn_wc__conflict_skel_new): build and return an empty conflict skel
  (prepend_prop_value): create a list to hold a property value. if the
    value is present, then put an atom into the list
  (svn_wc__conflict_skel_add_prop_conflict): new implementation

Modified:
    subversion/trunk/subversion/libsvn_wc/conflicts.c
    subversion/trunk/subversion/libsvn_wc/conflicts.h

Modified: subversion/trunk/subversion/libsvn_wc/conflicts.c
URL: http://svn.apache.org/viewvc/subversion/trunk/subversion/libsvn_wc/conflicts.c?rev=937556&r1=937555&r2=937556&view=diff
==============================================================================
--- subversion/trunk/subversion/libsvn_wc/conflicts.c (original)
+++ subversion/trunk/subversion/libsvn_wc/conflicts.c Fri Apr 23 23:54:29 2010
@@ -30,8 +30,6 @@
 #include <apr_pools.h>
 #include <apr_tables.h>
 #include <apr_hash.h>
-#include <apr_file_io.h>
-#include <apr_time.h>
 #include <apr_errno.h>
 
 #include "svn_types.h"
@@ -44,14 +42,13 @@
 #include "svn_diff.h"
 
 #include "wc.h"
-#include "log.h"
-#include "adm_ops.h"
-#include "props.h"
-#include "tree_conflicts.h"
-#include "workqueue.h"
+#include "wc_db.h"
+#include "conflicts.h"
 
-#include "svn_private_config.h"
 #include "private/svn_wc_private.h"
+#include "private/svn_skel.h"
+
+#include "svn_private_config.h"
 
 struct svn_wc_conflict_t
 {
@@ -198,6 +195,69 @@ svn_wc_get_property_conflict_data(const 
   SVN_ERR_MALFUNCTION(); /* ### Not implemented yet */
 }
 
+
+svn_skel_t *
+svn_wc__conflict_skel_new(apr_pool_t *result_pool)
+{
+  svn_skel_t *operation = svn_skel__make_empty_list(result_pool);
+  svn_skel_t *result = svn_skel__make_empty_list(result_pool);
+
+  svn_skel__prepend(operation, result);
+  return result;
+}
+
+
+static void
+prepend_prop_value(const svn_string_t *value,
+                   svn_skel_t *skel,
+                   apr_pool_t *result_pool)
+{
+  svn_skel_t *value_skel = svn_skel__make_empty_list(result_pool);
+
+  if (value != NULL)
+    {
+      const void *dup = apr_pmemdup(result_pool, value->data, value->len);
+
+      svn_skel__prepend(svn_skel__mem_atom(dup, value->len, result_pool),
+                        value_skel);
+    }
+
+  svn_skel__prepend(value_skel, skel);
+}
+
+
+svn_error_t *
+svn_wc__conflict_skel_add_prop_conflict(
+  svn_skel_t *skel,
+  const char *prop_name,
+  const svn_string_t *original_value,
+  const svn_string_t *mine_value,
+  const svn_string_t *incoming_value,
+  const svn_string_t *incoming_base_value,
+  apr_pool_t *result_pool,
+  apr_pool_t *scratch_pool)
+{
+  svn_skel_t *prop_skel = svn_skel__make_empty_list(result_pool);
+
+  /* ### check that OPERATION has been filled in.  */
+
+  /* See notes/wc-ng/conflict-storage  */
+  prepend_prop_value(incoming_base_value, prop_skel, result_pool);
+  prepend_prop_value(incoming_value, prop_skel, result_pool);
+  prepend_prop_value(mine_value, prop_skel, result_pool);
+  prepend_prop_value(original_value, prop_skel, result_pool);
+  svn_skel__prepend_str(apr_pstrdup(result_pool, prop_name), prop_skel,
+                        result_pool);
+  svn_skel__prepend_str(SVN_WC__CONFLICT_KIND_PROP, prop_skel, result_pool);
+
+  /* Now we append PROP_SKEL to the end of the provided conflict SKEL.  */
+  svn_skel__append(skel, prop_skel);
+
+  return SVN_NO_ERROR;
+}
+
+
+
 
 /*** Resolving a conflict automatically ***/
 

Modified: subversion/trunk/subversion/libsvn_wc/conflicts.h
URL: http://svn.apache.org/viewvc/subversion/trunk/subversion/libsvn_wc/conflicts.h?rev=937556&r1=937555&r2=937556&view=diff
==============================================================================
--- subversion/trunk/subversion/libsvn_wc/conflicts.h (original)
+++ subversion/trunk/subversion/libsvn_wc/conflicts.h Fri Apr 23 23:54:29 2010
@@ -38,6 +38,19 @@ extern "C" {
 
 
 
+#define SVN_WC__CONFLICT_OP_UPDATE "update"
+#define SVN_WC__CONFLICT_OP_SWITCH "switch"
+#define SVN_WC__CONFLICT_OP_MERGE "merge"
+#define SVN_WC__CONFLICT_OP_PATCH "patch"
+
+#define SVN_WC__CONFLICT_KIND_TEXT "text"
+#define SVN_WC__CONFLICT_KIND_PROP "prop"
+#define SVN_WC__CONFLICT_KIND_TREE "tree"
+#define SVN_WC__CONFLICT_KIND_REJECT "reject"
+#define SVN_WC__CONFLICT_KIND_OBSTRUCTED "obstructed"
+
+
+
 /* Return a new conflict skel, allocated in RESULT_POOL. */
 svn_skel_t *
 svn_wc__conflict_skel_new(apr_pool_t *result_pool);
@@ -147,24 +160,26 @@ svn_wc__conflict_skel_add_text_conflict(
   apr_pool_t *scratch_pool);
 
 
-/* Add a property conflict to CONFLICT_SKEL.
+/* Add a property conflict to SKEL.
 
    PROP_NAME is the name of the conflicted property.
 
-   ORIGINAL_VALUE is a stream of the property's value at the BASE revision.
-   MINE_VALUE is a stream of the property's value in WORKING (BASE + local
-   modifications).  INCOMING_VALUE is a stream of the incoming property
-   value brought in by the operation. ### Is this enough? What about merge?
+   ORIGINAL_VALUE is the property's value at the BASE revision. MINE_VALUE
+   is the property's value in WORKING (BASE + local modifications).
+   INCOMING_VALUE is the incoming property value brought in by the
+   operation. When merging, INCOMING_BASE_VALUE is the base value against
+   which INCOMING_VALUE ws being applied. For updates, INCOMING_BASE_VALUE
+   should be the same as ORIGINAL_VALUE.
 
-   ORIGINAL/MINE/INCOMING_VALUE may be NULL, indicating no value was
-   present.
+   *_VALUE may be NULL, indicating no value was present.
 
    It is an error (### which one?) if no conflicting operation has been
    set on CONFLICT_SKEL before calling this function.
    It is an error (### which one?) if CONFLICT_SKEL already cotains
    a propery conflict for PROP_NAME.
 
-   Do temporary allocations in SCRATCH_POOL.
+   The conflict recorded in SKEL will be allocated from RESULT_POOL. Do
+   temporary allocations in SCRATCH_POOL.
 */
 svn_error_t *
 svn_wc__conflict_skel_add_prop_conflict(
@@ -173,6 +188,7 @@ svn_wc__conflict_skel_add_prop_conflict(
   const svn_string_t *original_value,
   const svn_string_t *mine_value,
   const svn_string_t *incoming_value,
+  const svn_string_t *incoming_base_value,
   apr_pool_t *result_pool,
   apr_pool_t *scratch_pool);
 



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