Introduce nvim namespace: Move files.

Move files from src/ to src/nvim/.
- src/nvim/ becomes the new root dir for nvim executable sources.
- src/libnvim/ is planned to become root dir of the neovim library.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/nvim/os/mem.c b/src/nvim/os/mem.c
new file mode 100644
index 0000000000..e5549340ff
--- /dev/null
+++ b/src/nvim/os/mem.c
@@ -0,0 +1,10 @@
+/// Functions for accessing system memory information.
+
+#include <uv.h>
+
+#include "os/os.h"
+
+uint64_t os_get_total_mem_kib(void) {
+  // Convert bytes to KiB.
+  return uv_get_total_memory() >> 10;
+}