From 5d02164fbb62425789f8db05e44485a9563ae915 Mon Sep 17 00:00:00 2001
From: Joseph Schuchart <joseph.schuchart@stonybrook.edu>
Date: Tue, 4 Jun 2024 17:36:01 -0400
Subject: [PATCH] Replace std::span with ttg::span

Signed-off-by: Joseph Schuchart <joseph.schuchart@stonybrook.edu>
---
 ttg/ttg.h            |  1 +
 ttg/ttg/constraint.h | 10 ++++++----
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/ttg/ttg.h b/ttg/ttg.h
index 50a891c1d..8dd86a636 100644
--- a/ttg/ttg.h
+++ b/ttg/ttg.h
@@ -26,6 +26,7 @@
 #include "ttg/util/print.h"
 #include "ttg/world.h"
 
+#include "ttg/constraint.h"
 #include "ttg/edge.h"
 
 #include "ttg/ptr.h"
diff --git a/ttg/ttg/constraint.h b/ttg/ttg/constraint.h
index 311bf3ead..54f070f73 100644
--- a/ttg/ttg/constraint.h
+++ b/ttg/ttg/constraint.h
@@ -7,6 +7,8 @@
 #include <mutex>
 #include <map>
 
+#include "ttg/util/span.h"
+
 #ifdef TTG_USE_BUNDLED_BOOST_CALLABLE_TRAITS
 #include <ttg/external/boost/callable_traits.hpp>
 #else
@@ -18,7 +20,7 @@ namespace ttg {
   template<typename Key>
   struct ConstraintBase {
     using key_type = Key;
-    using listener_t = std::function<void(const std::span<key_type>&)>;
+    using listener_t = std::function<void(const ttg::span<key_type>&)>;
 
     ConstraintBase()
     { }
@@ -45,7 +47,7 @@ namespace ttg {
       m_listeners.insert_or_assign(tt, std::move(l));
     }
 
-    void notify_listener(const std::span<key_type>& keys, ttg::TTBase* tt) {
+    void notify_listener(const ttg::span<key_type>& keys, ttg::TTBase* tt) {
       auto& release = m_listeners[tt];
       release(keys);
     }
@@ -162,7 +164,7 @@ namespace ttg {
       for (auto& seq : elem.m_keys) {
         // account for the newly active keys
         this->m_active.fetch_add(seq.second.size(), std::memory_order_relaxed);
-        this->notify_listener(std::span<key_type>(seq.second.data(), seq.second.size()), seq.first);
+        this->notify_listener(ttg::span<key_type>(seq.second.data(), seq.second.size()), seq.first);
       }
     }
 
@@ -195,7 +197,7 @@ namespace ttg {
       for (auto& elem : seqs) {
         for (auto& e : elem.m_keys) {
           // account for the newly active keys
-          this->notify_listener(std::span<key_type>(e.second.data(), e.second.size()), e.first);
+          this->notify_listener(ttg::span<key_type>(e.second.data(), e.second.size()), e.first);
         }
       }
     }