From: suter <frederic.suter@cc.in2p3.fr>
Date: Mon, 21 Jan 2013 15:24:38 +0000 (+0100)
Subject: why let the user give a name to a dependency if s/he cannot get it
X-Git-Tag: v3_9_rc1~74
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/e1a94e1131e309dd8cf98bb4bf650f3b23d3c2d5

why let the user give a name to a dependency if s/he cannot get it
after?
---

diff --git a/include/simdag/simdag.h b/include/simdag/simdag.h
index ece3c59522..e3eceb1105 100644
--- a/include/simdag/simdag.h
+++ b/include/simdag/simdag.h
@@ -209,6 +209,8 @@ XBT_PUBLIC(const char *) SD_task_get_category (SD_task_t task);
 XBT_PUBLIC(void) SD_task_dependency_add(const char *name, void *data,
                                         SD_task_t src, SD_task_t dst);
 XBT_PUBLIC(void) SD_task_dependency_remove(SD_task_t src, SD_task_t dst);
+XBT_PUBLIC(const char *) SD_task_dependency_get_name(SD_task_t src,
+                                                     SD_task_t dst);
 XBT_PUBLIC(void *) SD_task_dependency_get_data(SD_task_t src,
                                                SD_task_t dst);
 XBT_PUBLIC(int) SD_task_dependency_exists(SD_task_t src, SD_task_t dst);
diff --git a/src/simdag/sd_task.c b/src/simdag/sd_task.c
index 472e3327d3..1520ead82b 100644
--- a/src/simdag/sd_task.c
+++ b/src/simdag/sd_task.c
@@ -654,6 +654,23 @@ void SD_task_dependency_add(const char *name, void *data, SD_task_t src,
     __SD_task_set_state(dst, SD_SCHEDULED);
   }
 }
+/**
+ * \brief Returns the name given as input when dependency has been created..
+ *
+ * \param src a task
+ * \param dst a task depending on \a src
+ *
+ */
+const char *SD_task_dependency_get_name(SD_task_t src, SD_task_t dst){
+  unsigned int i;
+  SD_dependency_t dependency;
+
+  xbt_dynar_foreach(src->tasks_after, i, dependency){
+    if (dependency->dst == dst)
+      return dependency->name;
+  }
+  return NULL;
+}
 
 /**
  * \brief Indicates whether there is a dependency between two tasks.