feat(MemoryManager): Implement global M_STD

This is useful in case you don't want to use a specific memory manager.
Anywhere you've included a feature, which uses memory manager, you can
always provide M_STD without having to create (and manage) your own
value.

2 files changed, 11 insertions, 0 deletions

diff --git a/MemoryManager.c b/MemoryManager.c
index dd3a7fc..3f8d054 100644
--- a/MemoryManager.c
+++ b/MemoryManager.c
@@ -38,6 +38,14 @@ std_destroy(MemoryManager *mm) {
     return R_Unavailable;
 }
 
+const MemoryManager M_STD = {
+        .alloc = &std_alloc,
+        .realloc = &std_realloc,
+        .free = &std_free,
+        .destroy = &std_destroy,
+        .priv = NULL,
+    };
+
 MemoryManager
 M_std() {
     return (MemoryManager){
@@ -45,6 +53,7 @@ M_std() {
         .realloc = &std_realloc,
         .free = &std_free,
         .destroy = &std_destroy,
+        .priv = NULL,
     };
 }
 
diff --git a/MemoryManager.h b/MemoryManager.h
index 1025e69..e2b0996 100644
--- a/MemoryManager.h
+++ b/MemoryManager.h
@@ -11,6 +11,8 @@ typedef struct MemoryManager {
     void *priv;
 } MemoryManager;
 
+extern const MemoryManager M_STD;
+
 MemoryManager M_std();
 MemoryManager M_std_tracked();