Initial version.

src/nxt_mem_map.c

@@ -0,0 +1,40 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) NGINX, Inc.
+ */
+
+#include <nxt_main.h>
+
+
+void *
+nxt_mem_mmap(void *addr, size_t len, nxt_uint_t protection, nxt_uint_t flags,
+    nxt_fd_t fd, nxt_off_t offset)
+{
+    void  *p;
+
+    p = mmap(addr, len, protection, flags, fd, offset);
+
+    if (nxt_fast_path(p != MAP_FAILED)) {
+        nxt_thread_log_debug("mmap(%p, %uz, %uxi, %uxi, %FD, %O): %p",
+                       addr, len, protection, flags, fd, offset, p);
+
+    } else {
+        nxt_thread_log_alert("mmap(%p, %uz, %ui, %ui, %FD, %O) failed %E",
+                       addr, len, protection, flags, fd, offset, nxt_errno);
+    }
+
+    return p;
+}
+
+
+void
+nxt_mem_munmap(void *addr, size_t len)
+{
+    if (nxt_fast_path(munmap(addr, len) == 0)) {
+        nxt_thread_log_debug("munmap(%p, %uz)", addr, len);
+
+    } else {
+        nxt_thread_log_alert("munmap(%p, %uz) failed %E", addr, len, nxt_errno);
+    }
+}